some code cleanup

src/eu/siacs/conversations/Config.java

@@ -0,0 +1,21 @@
+package eu.siacs.conversations;
+
+import android.graphics.Bitmap;
+
+public final class Config {
+
+	public static final String LOGTAG = "conversations";
+
+	public static final int PING_MAX_INTERVAL = 300;
+	public static final int PING_MIN_INTERVAL = 30;
+	public static final int PING_TIMEOUT = 10;
+	public static final int CONNECT_TIMEOUT = 90;
+	public static final int CARBON_GRACE_PERIOD = 60;
+
+	public static final int AVATAR_SIZE = 192;
+	public static final Bitmap.CompressFormat AVATAR_FORMAT = Bitmap.CompressFormat.WEBP;
+
+	private Config() {
+
+	}
+}

src/eu/siacs/conversations/crypto/OtrEngine.java

@@ -17,6 +17,7 @@ import org.json.JSONObject;
 import android.content.Context;
 import android.util.Log;
 
+import eu.siacs.conversations.Config;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.persistance.DatabaseBackend;
 import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
@@ -30,8 +31,6 @@ import net.java.otr4j.session.SessionID;
 
 public class OtrEngine implements OtrEngineHost {
 
-	private static final String LOGTAG = "xmppService";
-	
 	private Account account;
 	private OtrPolicy otrPolicy;
 	private KeyPair keyPair;
@@ -77,8 +76,10 @@ public class OtrEngine implements OtrEngineHost {
 		KeyFactory keyFactory;
 		try {
 			keyFactory = KeyFactory.getInstance("DSA");
-			DSAPrivateKeySpec privateKeySpec = keyFactory.getKeySpec(privateKey, DSAPrivateKeySpec.class);
+			DSAPrivateKeySpec privateKeySpec = keyFactory.getKeySpec(
-			DSAPublicKeySpec publicKeySpec = keyFactory.getKeySpec(publicKey, DSAPublicKeySpec.class);
+					privateKey, DSAPrivateKeySpec.class);
+			DSAPublicKeySpec publicKeySpec = keyFactory.getKeySpec(publicKey,
+					DSAPublicKeySpec.class);
 			this.account.setKey("otr_x", privateKeySpec.getX().toString(16));
 			this.account.setKey("otr_g", privateKeySpec.getG().toString(16));
 			this.account.setKey("otr_p", privateKeySpec.getP().toString(16));
@@ -134,7 +135,8 @@ public class OtrEngine implements OtrEngineHost {
 				this.saveKey();
 				DatabaseBackend.getInstance(context).updateAccount(account);
 			} catch (NoSuchAlgorithmException e) {
-				Log.d(LOGTAG,"error generating key pair "+e.getMessage());
+				Log.d(Config.LOGTAG,
+						"error generating key pair " + e.getMessage());
 			}
 		}
 		return this.keyPair;
@@ -152,7 +154,8 @@ public class OtrEngine implements OtrEngineHost {
 	}
 
 	@Override
-	public void injectMessage(SessionID session, String body) throws OtrException {
+	public void injectMessage(SessionID session, String body)
+			throws OtrException {
 		MessagePacket packet = new MessagePacket();
 		packet.setFrom(account.getFullJid());
 		if (session.getUserID().isEmpty()) {

src/eu/siacs/conversations/crypto/PgpEngine.java

@@ -14,6 +14,7 @@ import org.openintents.openpgp.OpenPgpSignatureResult;
 import org.openintents.openpgp.util.OpenPgpApi;
 import org.openintents.openpgp.util.OpenPgpApi.IOpenPgpCallback;
 
+import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Contact;
@@ -38,7 +39,7 @@ public class PgpEngine {
 
 	public void decrypt(final Message message,
 			final UiCallback<Message> callback) {
-		Log.d("xmppService", "decrypting message " + message.getUuid());
+		Log.d(Config.LOGTAG, "decrypting message " + message.getUuid());
 		Intent params = new Intent();
 		params.setAction(OpenPgpApi.ACTION_DECRYPT_VERIFY);
 		params.putExtra(OpenPgpApi.EXTRA_ACCOUNT_NAME, message
@@ -73,8 +74,9 @@ public class PgpEngine {
 								message);
 						return;
 					case OpenPgpApi.RESULT_CODE_ERROR:
-						OpenPgpError error = result.getParcelableExtra(OpenPgpApi.RESULT_ERROR);
+						OpenPgpError error = result
-						Log.d("xmppService",error.getMessage());
+								.getParcelableExtra(OpenPgpApi.RESULT_ERROR);
+						Log.d(Config.LOGTAG, error.getMessage());
 						callback.error(R.string.openpgp_error, message);
 						return;
 					default:
@@ -109,7 +111,8 @@ public class PgpEngine {
 							message.setEncryption(Message.ENCRYPTION_DECRYPTED);
 							PgpEngine.this.mXmppConnectionService
 									.updateMessage(message);
-							PgpEngine.this.mXmppConnectionService.updateConversationUi();
+							PgpEngine.this.mXmppConnectionService
+									.updateConversationUi();
 							callback.success(message);
 							return;
 						case OpenPgpApi.RESULT_CODE_USER_INTERACTION_REQUIRED:
@@ -221,9 +224,9 @@ public class PgpEngine {
 					}
 				});
 			} catch (FileNotFoundException e) {
-				Log.d("xmppService", "file not found: " + e.getMessage());
+				Log.d(Config.LOGTAG, "file not found: " + e.getMessage());
 			} catch (IOException e) {
-				Log.d("xmppService", "io exception during file encrypt");
+				Log.d(Config.LOGTAG, "io exception during file encrypt");
 			}
 		}
 	}
@@ -267,7 +270,7 @@ public class PgpEngine {
 		case OpenPgpApi.RESULT_CODE_USER_INTERACTION_REQUIRED:
 			return 0;
 		case OpenPgpApi.RESULT_CODE_ERROR:
-			Log.d("xmppService",
+			Log.d(Config.LOGTAG,
 					"openpgp error: "
 							+ ((OpenPgpError) result
 									.getParcelableExtra(OpenPgpApi.RESULT_ERROR))

src/eu/siacs/conversations/entities/AbstractEntity.java

@@ -4,7 +4,6 @@ import android.content.ContentValues;
 
 public abstract class AbstractEntity {
 
-	
 	public static final String UUID = "uuid";
 
 	protected String uuid;

src/eu/siacs/conversations/entities/Account.java

@@ -86,7 +86,8 @@ public class Account extends AbstractEntity {
 	}
 
 	public Account(String uuid, String username, String server,
-			String password, int options, String rosterVersion, String keys, String avatar) {
+			String password, int options, String rosterVersion, String keys,
+			String avatar) {
 		this.uuid = uuid;
 		this.username = username;
 		this.server = server;
@@ -151,7 +152,10 @@ public class Account extends AbstractEntity {
 
 	public boolean errorStatus() {
 		int s = getStatus();
-		return (s == STATUS_REGISTRATION_FAILED || s == STATUS_REGISTRATION_CONFLICT || s == STATUS_REGISTRATION_NOT_SUPPORTED || s == STATUS_SERVER_NOT_FOUND || s == STATUS_UNAUTHORIZED);
+		return (s == STATUS_REGISTRATION_FAILED
+				|| s == STATUS_REGISTRATION_CONFLICT
+				|| s == STATUS_REGISTRATION_NOT_SUPPORTED
+				|| s == STATUS_SERVER_NOT_FOUND || s == STATUS_UNAUTHORIZED);
 	}
 
 	public boolean hasErrorStatus() {

src/eu/siacs/conversations/entities/Bookmark.java

@@ -25,7 +25,8 @@ public class Bookmark implements ListItem {
 		Bookmark bookmark = new Bookmark(account, element.getAttribute("jid"));
 		bookmark.setName(element.getAttribute("name"));
 		String autojoin = element.getAttribute("autojoin");
-		if (autojoin!=null && (autojoin.equals("true")||autojoin.equals("1"))) {
+		if (autojoin != null
+				&& (autojoin.equals("true") || autojoin.equals("1"))) {
 			bookmark.setAutojoin(true);
 		} else {
 			bookmark.setAutojoin(false);
@@ -51,12 +52,14 @@ public class Bookmark implements ListItem {
 
 	@Override
 	public int compareTo(ListItem another) {
-		return this.getDisplayName().compareToIgnoreCase(another.getDisplayName());
+		return this.getDisplayName().compareToIgnoreCase(
+				another.getDisplayName());
 	}
 
 	@Override
 	public String getDisplayName() {
-		if (this.mJoinedConversation!=null && (this.mJoinedConversation.getMucOptions().getSubject() != null)) {
+		if (this.mJoinedConversation != null
+				&& (this.mJoinedConversation.getMucOptions().getSubject() != null)) {
 			return this.mJoinedConversation.getMucOptions().getSubject();
 		} else if (name != null) {
 			return name;
@@ -81,8 +84,8 @@ public class Bookmark implements ListItem {
 	public boolean match(String needle) {
 		return needle == null
 				|| getJid().contains(needle.toLowerCase(Locale.US))
-				|| getDisplayName().toLowerCase(Locale.US)
+				|| getDisplayName().toLowerCase(Locale.US).contains(
-						.contains(needle.toLowerCase(Locale.US));
+						needle.toLowerCase(Locale.US));
 	}
 
 	public Account getAccount() {
@@ -92,9 +95,11 @@ public class Bookmark implements ListItem {
 	@Override
 	public Bitmap getImage(int dpSize, Context context) {
 		if (this.mJoinedConversation == null) {
-			return UIHelper.getContactPicture(getDisplayName(), dpSize, context, false);
+			return UIHelper.getContactPicture(getDisplayName(), dpSize,
+					context, false);
 		} else {
-			return UIHelper.getContactPicture(this.mJoinedConversation, dpSize, context, false);
+			return UIHelper.getContactPicture(this.mJoinedConversation, dpSize,
+					context, false);
 		}
 	}
 

src/eu/siacs/conversations/entities/Contact.java

@@ -309,7 +309,8 @@ public class Contact implements ListItem {
 
 	@Override
 	public int compareTo(ListItem another) {
-		return this.getDisplayName().compareToIgnoreCase(another.getDisplayName());
+		return this.getDisplayName().compareToIgnoreCase(
+				another.getDisplayName());
 	}
 
 	public String getServer() {

src/eu/siacs/conversations/entities/Conversation.java

@@ -88,7 +88,8 @@ public class Conversation extends AbstractEntity {
 
 	public List<Message> getMessages() {
 		if (messages == null) {
-			this.messages = new CopyOnWriteArrayList<Message>(); // prevent null pointer
+			this.messages = new CopyOnWriteArrayList<Message>(); // prevent null
+																	// pointer
 		}
 
 		// populate with Conversation (this)

src/eu/siacs/conversations/entities/ListItem.java

@@ -5,6 +5,8 @@ import android.graphics.Bitmap;
 
 public interface ListItem extends Comparable<ListItem> {
 	public String getDisplayName();
+
 	public String getJid();
+
 	public Bitmap getImage(int dpSize, Context context);
 }

src/eu/siacs/conversations/entities/Presences.java

@@ -38,7 +38,8 @@ public class Presences {
 		Iterator<Entry<String, Integer>> it = presences.entrySet().iterator();
 		while (it.hasNext()) {
 			Entry<String, Integer> entry = it.next();
-			if (entry.getValue()<status) status = entry.getValue();
+			if (entry.getValue() < status)
+				status = entry.getValue();
 		}
 		return status;
 	}

src/eu/siacs/conversations/generator/IqGenerator.java

@@ -10,13 +10,12 @@ import eu.siacs.conversations.xmpp.stanzas.IqPacket;
 
 public class IqGenerator extends AbstractGenerator {
 
-	
-
 	public IqPacket discoResponse(IqPacket request) {
 		IqPacket packet = new IqPacket(IqPacket.TYPE_RESULT);
 		packet.setId(request.getId());
 		packet.setTo(request.getFrom());
-		Element query = packet.addChild("query","http://jabber.org/protocol/disco#info");
+		Element query = packet.addChild("query",
+				"http://jabber.org/protocol/disco#info");
 		query.setAttribute("node", request.query().getAttribute("node"));
 		Element identity = query.addChild("identity");
 		identity.setAttribute("category", "client");
@@ -32,7 +31,8 @@ public class IqGenerator extends AbstractGenerator {
 
 	protected IqPacket publish(String node, Element item) {
 		IqPacket packet = new IqPacket(IqPacket.TYPE_SET);
-		Element pubsub = packet.addChild("pubsub", "http://jabber.org/protocol/pubsub");
+		Element pubsub = packet.addChild("pubsub",
+				"http://jabber.org/protocol/pubsub");
 		Element publish = pubsub.addChild("publish");
 		publish.setAttribute("node", node);
 		publish.addChild(item);
@@ -41,7 +41,8 @@ public class IqGenerator extends AbstractGenerator {
 
 	protected IqPacket retrieve(String node, Element item) {
 		IqPacket packet = new IqPacket(IqPacket.TYPE_GET);
-		Element pubsub = packet.addChild("pubsub", "http://jabber.org/protocol/pubsub");
+		Element pubsub = packet.addChild("pubsub",
+				"http://jabber.org/protocol/pubsub");
 		Element items = pubsub.addChild("items");
 		items.setAttribute("node", node);
 		if (item != null) {
@@ -61,7 +62,8 @@ public class IqGenerator extends AbstractGenerator {
 	public IqPacket publishAvatarMetadata(Avatar avatar) {
 		Element item = new Element("item");
 		item.setAttribute("id", avatar.sha1sum);
-		Element metadata = item.addChild("metadata","urn:xmpp:avatar:metadata");
+		Element metadata = item
+				.addChild("metadata", "urn:xmpp:avatar:metadata");
 		Element info = metadata.addChild("info");
 		info.setAttribute("bytes", avatar.size);
 		info.setAttribute("id", avatar.sha1sum);

src/eu/siacs/conversations/generator/MessageGenerator.java

@@ -38,7 +38,8 @@ public class MessageGenerator {
 	}
 
 	private void addDelay(MessagePacket packet, long timestamp) {
-		final SimpleDateFormat mDateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'",Locale.US);
+		final SimpleDateFormat mDateFormat = new SimpleDateFormat(
+				"yyyy-MM-dd'T'HH:mm:ss.SSS'Z'", Locale.US);
 		mDateFormat.setTimeZone(TimeZone.getTimeZone("UTC"));
 		Element delay = packet.addChild("delay", "urn:xmpp:delay");
 		Date date = new Date(timestamp);
@@ -58,8 +59,7 @@ public class MessageGenerator {
 		packet.addChild("private", "urn:xmpp:carbons:2");
 		packet.addChild("no-copy", "urn:xmpp:hints");
 		try {
-			packet.setBody(otrSession.transformSending(message
+			packet.setBody(otrSession.transformSending(message.getBody()));
-					.getBody()));
 			return packet;
 		} catch (OtrException e) {
 			return null;
@@ -121,7 +121,8 @@ public class MessageGenerator {
 		return packet;
 	}
 
-	public MessagePacket conferenceSubject(Conversation conversation,String subject) {
+	public MessagePacket conferenceSubject(Conversation conversation,
+			String subject) {
 		MessagePacket packet = new MessagePacket();
 		packet.setType(MessagePacket.TYPE_GROUPCHAT);
 		packet.setTo(conversation.getContactJid().split("/")[0]);
@@ -155,7 +156,8 @@ public class MessageGenerator {
 		return packet;
 	}
 
-	public MessagePacket received(Account account, MessagePacket originalMessage, String namespace) {
+	public MessagePacket received(Account account,
+			MessagePacket originalMessage, String namespace) {
 		MessagePacket receivedPacket = new MessagePacket();
 		receivedPacket.setType(MessagePacket.TYPE_NORMAL);
 		receivedPacket.setTo(originalMessage.getFrom());

src/eu/siacs/conversations/generator/PresenceGenerator.java

@@ -41,7 +41,8 @@ public class PresenceGenerator extends AbstractGenerator {
 		}
 		String capHash = getCapHash();
 		if (capHash != null) {
-			Element cap = packet.addChild("c","http://jabber.org/protocol/caps");
+			Element cap = packet.addChild("c",
+					"http://jabber.org/protocol/caps");
 			cap.setAttribute("hash", "sha-1");
 			cap.setAttribute("node", "http://conversions.siacs.eu");
 			cap.setAttribute("ver", capHash);

src/eu/siacs/conversations/parser/AbstractParser.java

@@ -33,7 +33,8 @@ public abstract class AbstractParser {
 			try {
 				String stamp = stamps.get(stamps.size() - 1);
 				if (stamp.contains(".")) {
-					Date date = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSZ",Locale.US)
+					Date date = new SimpleDateFormat(
+							"yyyy-MM-dd'T'HH:mm:ss.SSSZ", Locale.US)
 							.parse(stamp);
 					if (now < date.getTime()) {
 						return now;
@@ -41,8 +42,8 @@ public abstract class AbstractParser {
 						return date.getTime();
 					}
 				} else {
-					Date date = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ",Locale.US)
+					Date date = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ",
-							.parse(stamp);
+							Locale.US).parse(stamp);
 					if (now < date.getTime()) {
 						return now;
 					} else {
@@ -57,7 +58,8 @@ public abstract class AbstractParser {
 		}
 	}
 
-	protected void updateLastseen(Element packet, Account account, boolean presenceOverwrite) {
+	protected void updateLastseen(Element packet, Account account,
+			boolean presenceOverwrite) {
 		String[] fromParts = packet.getAttribute("from").split("/");
 		String from = fromParts[0];
 		String presence = null;

src/eu/siacs/conversations/parser/IqParser.java

@@ -44,7 +44,8 @@ public class IqParser extends AbstractParser implements OnIqPacketReceived {
 	}
 
 	public String avatarData(IqPacket packet) {
-		Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
+		Element pubsub = packet.findChild("pubsub",
+				"http://jabber.org/protocol/pubsub");
 		if (pubsub == null) {
 			return null;
 		}
@@ -63,20 +64,19 @@ public class IqParser extends AbstractParser implements OnIqPacketReceived {
 				Element query = packet.findChild("query");
 				this.rosterItems(account, query);
 			}
-		} else if (packet
+		} else if (packet.hasChild("open", "http://jabber.org/protocol/ibb")
-				.hasChild("open", "http://jabber.org/protocol/ibb")
+				|| packet.hasChild("data", "http://jabber.org/protocol/ibb")) {
-				|| packet
+			mXmppConnectionService.getJingleConnectionManager()
-						.hasChild("data", "http://jabber.org/protocol/ibb")) {
+					.deliverIbbPacket(account, packet);
-			mXmppConnectionService.getJingleConnectionManager().deliverIbbPacket(account, packet);
 		} else if (packet.hasChild("query",
 				"http://jabber.org/protocol/disco#info")) {
-			IqPacket response = mXmppConnectionService.getIqGenerator().discoResponse(packet);
+			IqPacket response = mXmppConnectionService.getIqGenerator()
+					.discoResponse(packet);
 			account.getXmppConnection().sendIqPacket(response, null);
 		} else {
 			if ((packet.getType() == IqPacket.TYPE_GET)
 					|| (packet.getType() == IqPacket.TYPE_SET)) {
-				IqPacket response = packet
+				IqPacket response = packet.generateRespone(IqPacket.TYPE_ERROR);
-						.generateRespone(IqPacket.TYPE_ERROR);
 				Element error = response.addChild("error");
 				error.setAttribute("type", "cancel");
 				error.addChild("feature-not-implemented",

src/eu/siacs/conversations/parser/MessageParser.java

@@ -4,6 +4,7 @@ import android.os.SystemClock;
 import android.util.Log;
 import net.java.otr4j.session.Session;
 import net.java.otr4j.session.SessionStatus;
+import eu.siacs.conversations.Config;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Contact;
 import eu.siacs.conversations.entities.Conversation;
@@ -18,7 +19,7 @@ import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 public class MessageParser extends AbstractParser implements
 		OnMessagePacketReceived {
 
-	private long lastCarbonMessageReceived = -XmppConnectionService.CARBON_GRACE_PERIOD;
+	private long lastCarbonMessageReceived = -(Config.CARBON_GRACE_PERIOD * 1000);
 
 	public MessageParser(XmppConnectionService service) {
 		super(service);
@@ -173,7 +174,8 @@ public class MessageParser extends AbstractParser implements
 			finishedMessage.setTrueCounterpart(conversation.getMucOptions()
 					.getTrueCounterpart(counterPart));
 		}
-		if (packet.hasChild("delay") && conversation.hasDuplicateMessage(finishedMessage)) {
+		if (packet.hasChild("delay")
+				&& conversation.hasDuplicateMessage(finishedMessage)) {
 			return null;
 		}
 		finishedMessage.setTime(getTimestamp(packet));
@@ -198,7 +200,8 @@ public class MessageParser extends AbstractParser implements
 		}
 		Element message = forwarded.findChild("message");
 		if ((message == null) || (!message.hasChild("body"))) {
-			if (status == Message.STATUS_RECEIVED && message.getAttribute("from")!=null) {
+			if (status == Message.STATUS_RECEIVED
+					&& message.getAttribute("from") != null) {
 				parseNormal(message, account);
 			}
 			return null;
@@ -313,10 +316,12 @@ public class MessageParser extends AbstractParser implements
 							avatar)) {
 						if (account.getJid().equals(from)) {
 							if (account.setAvatar(avatar.getFilename())) {
-								mXmppConnectionService.databaseBackend.updateAccount(account);
+								mXmppConnectionService.databaseBackend
+										.updateAccount(account);
 							}
 						} else {
-							Contact contact = account.getRoster().getContact(from);
+							Contact contact = account.getRoster().getContact(
+									from);
 							contact.setAvatar(avatar.getFilename());
 						}
 					} else {
@@ -324,11 +329,11 @@ public class MessageParser extends AbstractParser implements
 					}
 				}
 			} else {
-				Log.d("xmppService", account.getJid() + ": " + node + " from "
+				Log.d(Config.LOGTAG, account.getJid() + ": " + node + " from "
 						+ from);
 			}
 		} else {
-			Log.d("xmppService", event.toString());
+			Log.d(Config.LOGTAG, event.toString());
 		}
 	}
 
@@ -355,7 +360,7 @@ public class MessageParser extends AbstractParser implements
 		boolean notify = true;
 		if (mXmppConnectionService.getPreferences().getBoolean(
 				"notification_grace_period_after_carbon_received", true)) {
-			notify = (SystemClock.elapsedRealtime() - lastCarbonMessageReceived) > XmppConnectionService.CARBON_GRACE_PERIOD;
+			notify = (SystemClock.elapsedRealtime() - lastCarbonMessageReceived) > (Config.CARBON_GRACE_PERIOD * 1000);
 		}
 
 		if ((packet.getType() == MessagePacket.TYPE_CHAT)) {

src/eu/siacs/conversations/persistance/FileBackend.java

@@ -29,6 +29,7 @@ import android.util.Base64;
 import android.util.Base64OutputStream;
 import android.util.Log;
 import android.util.LruCache;
+import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Conversation;
 import eu.siacs.conversations.entities.Message;
@@ -45,7 +46,8 @@ public class FileBackend {
 	private Context context;
 	private LruCache<String, Bitmap> thumbnailCache;
 
-	private SimpleDateFormat imageDateFormat = new SimpleDateFormat("yyyyMMdd_HHmmssSSS",Locale.US);
+	private SimpleDateFormat imageDateFormat = new SimpleDateFormat(
+			"yyyyMMdd_HHmmssSSS", Locale.US);
 
 	public FileBackend(Context context) {
 		this.context = context;
@@ -92,7 +94,8 @@ public class FileBackend {
 
 	public JingleFile getJingleFile(Message message, boolean decrypted) {
 		StringBuilder filename = new StringBuilder();
-		filename.append(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES).getAbsolutePath());
+		filename.append(Environment.getExternalStoragePublicDirectory(
+				Environment.DIRECTORY_PICTURES).getAbsolutePath());
 		filename.append("/Conversations/");
 		filename.append(message.getUuid());
 		if ((decrypted) || (message.getEncryption() == Message.ENCRYPTION_NONE)) {
@@ -144,14 +147,15 @@ public class FileBackend {
 	private JingleFile copyImageToPrivateStorage(Message message, Uri image,
 			int sampleSize) throws ImageCopyException {
 		try {
-			InputStream is = context.getContentResolver().openInputStream(image);
+			InputStream is = context.getContentResolver()
+					.openInputStream(image);
 			JingleFile file = getJingleFile(message);
 			file.getParentFile().mkdirs();
 			file.createNewFile();
 			Bitmap originalBitmap;
 			BitmapFactory.Options options = new BitmapFactory.Options();
 			int inSampleSize = (int) Math.pow(2, sampleSize);
-			Log.d("xmppService", "reading bitmap with sample size "
+			Log.d(Config.LOGTAG, "reading bitmap with sample size "
 					+ inSampleSize);
 			options.inSampleSize = inSampleSize;
 			originalBitmap = BitmapFactory.decodeStream(is, null, options);
@@ -197,8 +201,11 @@ public class FileBackend {
 
 	private int getRotation(Uri image) {
 		if ("content".equals(image.getScheme())) {
-	        Cursor cursor = context.getContentResolver().query(image,
+			Cursor cursor = context
-	                new String[] { MediaStore.Images.ImageColumns.ORIENTATION }, null, null, null);
+					.getContentResolver()
+					.query(image,
+							new String[] { MediaStore.Images.ImageColumns.ORIENTATION },
+							null, null, null);
 
 			if (cursor.getCount() != 1) {
 				return -1;
@@ -258,7 +265,7 @@ public class FileBackend {
 		try {
 			this.deleteFile(file);
 		} catch (IOException e) {
-			Log.d("xmppService",
+			Log.d(Config.LOGTAG,
 					"error deleting file: " + file.getAbsolutePath());
 		}
 	}
@@ -273,11 +280,13 @@ public class FileBackend {
 
 	public Uri getTakePhotoUri() {
 		StringBuilder pathBuilder = new StringBuilder();
-		pathBuilder.append(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DCIM));
+		pathBuilder.append(Environment
+				.getExternalStoragePublicDirectory(Environment.DIRECTORY_DCIM));
 		pathBuilder.append('/');
 		pathBuilder.append("Camera");
 		pathBuilder.append('/');
-		pathBuilder.append("IMG_"+this.imageDateFormat.format(new Date())+".jpg");
+		pathBuilder.append("IMG_" + this.imageDateFormat.format(new Date())
+				+ ".jpg");
 		Uri uri = Uri.parse("file://" + pathBuilder.toString());
 		File file = new File(uri.toString());
 		file.getParentFile().mkdirs();
@@ -292,9 +301,11 @@ public class FileBackend {
 				return null;
 			}
 			ByteArrayOutputStream mByteArrayOutputStream = new ByteArrayOutputStream();
-			Base64OutputStream mBase64OutputSttream = new Base64OutputStream(mByteArrayOutputStream, Base64.DEFAULT);
+			Base64OutputStream mBase64OutputSttream = new Base64OutputStream(
+					mByteArrayOutputStream, Base64.DEFAULT);
 			MessageDigest digest = MessageDigest.getInstance("SHA-1");
-			DigestOutputStream mDigestOutputStream = new DigestOutputStream(mBase64OutputSttream, digest);
+			DigestOutputStream mDigestOutputStream = new DigestOutputStream(
+					mBase64OutputSttream, digest);
 			if (!bm.compress(format, 75, mDigestOutputStream)) {
 				return null;
 			}
@@ -327,7 +338,8 @@ public class FileBackend {
 			FileOutputStream mFileOutputStream = new FileOutputStream(file);
 			MessageDigest digest = MessageDigest.getInstance("SHA-1");
 			digest.reset();
-			DigestOutputStream mDigestOutputStream = new DigestOutputStream(mFileOutputStream, digest);
+			DigestOutputStream mDigestOutputStream = new DigestOutputStream(
+					mFileOutputStream, digest);
 			mDigestOutputStream.write(avatar.getImageAsBytes());
 			mDigestOutputStream.flush();
 			mDigestOutputStream.close();
@@ -337,7 +349,7 @@ public class FileBackend {
 				file.renameTo(new File(filename));
 				return true;
 			} else {
-				Log.d("xmppService","sha1sum mismatch for "+avatar.owner);
+				Log.d(Config.LOGTAG, "sha1sum mismatch for " + avatar.owner);
 				file.delete();
 				return false;
 			}
@@ -381,8 +393,7 @@ public class FileBackend {
 		float outHeight = scale * h;
 		float left = (size - outWidth) / 2;
 		float top = (size - outHeight) / 2;
-		RectF target = new RectF(left, top, left + outWidth, top
+		RectF target = new RectF(left, top, left + outWidth, top + outHeight);
-				+ outHeight);
 
 		Bitmap output = Bitmap.createBitmap(size, size, input.getConfig());
 		Canvas canvas = new Canvas(output);
@@ -436,7 +447,8 @@ public class FileBackend {
 	}
 
 	public static Bitmap getAvatar(String avatar, int size, Context context) {
-		Bitmap bm = BitmapFactory.decodeFile(FileBackend.getAvatarPath(context, avatar));
+		Bitmap bm = BitmapFactory.decodeFile(FileBackend.getAvatarPath(context,
+				avatar));
 		if (bm == null) {
 			return null;
 		}

src/eu/siacs/conversations/services/Defaults.java

@@ -1,11 +0,0 @@
-package eu.siacs.conversations.services;
-
-import android.graphics.Bitmap;
-
-public final class Defaults {
-	public static final int AVATAR_SIZE = 192;
-	public static final Bitmap.CompressFormat AVATAR_FORMAT = Bitmap.CompressFormat.WEBP;
-	private Defaults() {
-		
-	}
-}

src/eu/siacs/conversations/services/EventReceiver.java

@@ -3,6 +3,7 @@ package eu.siacs.conversations.services;
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
+
 public class EventReceiver extends BroadcastReceiver {
 	@Override
 	public void onReceive(Context context, Intent intent) {

src/eu/siacs/conversations/services/ImageProvider.java

@@ -2,8 +2,8 @@ package eu.siacs.conversations.services;
 
 import java.io.File;
 import java.io.FileNotFoundException;
-import java.io.IOException;
 
+import eu.siacs.conversations.Config;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Conversation;
 import eu.siacs.conversations.entities.Message;
@@ -27,7 +27,7 @@ public class ImageProvider extends ContentProvider {
 			DatabaseBackend databaseBackend = DatabaseBackend
 					.getInstance(getContext());
 			String uuids = uri.getPath();
-			Log.d("xmppService", "uuids = " + uuids+" mode="+mode);
+			Log.d(Config.LOGTAG, "uuids = " + uuids + " mode=" + mode);
 			if (uuids == null) {
 				throw new FileNotFoundException();
 			}
@@ -38,13 +38,13 @@ public class ImageProvider extends ContentProvider {
 			String conversationUuid = uuidsSplited[1];
 			String messageUuid = uuidsSplited[2].split("\\.")[0];
 
-			Log.d("xmppService","messageUuid="+messageUuid);
+			Log.d(Config.LOGTAG, "messageUuid=" + messageUuid);
 
 			Conversation conversation = databaseBackend
 					.findConversationByUuid(conversationUuid);
 			if (conversation == null) {
-				throw new FileNotFoundException("conversation " + conversationUuid
+				throw new FileNotFoundException("conversation "
-						+ " could not be found");
+						+ conversationUuid + " could not be found");
 			}
 			Message message = databaseBackend.findMessageByUuid(messageUuid);
 			if (message == null) {
@@ -102,11 +102,8 @@ public class ImageProvider extends ContentProvider {
 	}
 
 	public static Uri getProviderUri(Message message) {
-		return Uri
+		return Uri.parse("content://eu.siacs.conversations.images/"
-				.parse("content://eu.siacs.conversations.images/"
+				+ message.getConversationUuid() + "/" + message.getUuid()
-						+ message.getConversationUuid()
-						+ "/"
-						+ message.getUuid()
 				+ ".webp");
 	}
 }

src/eu/siacs/conversations/services/XmppConnectionService.java

@@ -20,6 +20,7 @@ import de.duenndns.ssl.MemorizingTrustManager;
 import net.java.otr4j.OtrException;
 import net.java.otr4j.session.Session;
 import net.java.otr4j.session.SessionStatus;
+import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.crypto.PgpEngine;
 import eu.siacs.conversations.entities.Account;
@@ -83,18 +84,11 @@ import android.util.Log;
 
 public class XmppConnectionService extends Service {
 
-	protected static final String LOGTAG = "xmppService";
 	public DatabaseBackend databaseBackend;
 	private FileBackend fileBackend;
 
 	public long startDate;
 
-	private static final int PING_MAX_INTERVAL = 300;
-	private static final int PING_MIN_INTERVAL = 30;
-	private static final int PING_TIMEOUT = 10;
-	private static final int CONNECT_TIMEOUT = 90;
-	public static final long CARBON_GRACE_PERIOD = 60000L;
-
 	private static String ACTION_MERGE_PHONE_CONTACTS = "merge_phone_contacts";
 
 	private MemorizingTrustManager mMemorizingTrustManager;
@@ -169,16 +163,17 @@ public class XmppConnectionService extends Service {
 				}
 				if (connection != null && connection.getFeatures().csi()) {
 					if (checkListeners()) {
-						Log.d(LOGTAG, account.getJid()
+						Log.d(Config.LOGTAG, account.getJid()
 								+ " sending csi//inactive");
 						connection.sendInactive();
 					} else {
-						Log.d(LOGTAG, account.getJid() + " sending csi//active");
+						Log.d(Config.LOGTAG, account.getJid()
+								+ " sending csi//active");
 						connection.sendActive();
 					}
 				}
 				syncDirtyContacts(account);
-				scheduleWakeupCall(PING_MAX_INTERVAL, true);
+				scheduleWakeupCall(Config.PING_MAX_INTERVAL, true);
 			} else if (account.getStatus() == Account.STATUS_OFFLINE) {
 				resetSendingToWaiting(account);
 				if (!account.isOptionSet(Account.OPTION_DISABLED)) {
@@ -192,7 +187,7 @@ public class XmppConnectionService extends Service {
 					&& (account.getStatus() != Account.STATUS_NO_INTERNET)) {
 				if (connection != null) {
 					int next = connection.getTimeToNextAttempt();
-					Log.d(LOGTAG, account.getJid()
+					Log.d(Config.LOGTAG, account.getJid()
 							+ ": error connecting account. try again in "
 							+ next + "s for the "
 							+ (connection.getAttempt() + 1) + " time");
@@ -355,10 +350,11 @@ public class XmppConnectionService extends Service {
 								.getLastPacketReceived();
 						long lastSent = account.getXmppConnection()
 								.getLastPingSent();
-						if (lastSent - lastReceived >= PING_TIMEOUT * 1000) {
+						if (lastSent - lastReceived >= Config.PING_TIMEOUT * 1000) {
-							Log.d(LOGTAG, account.getJid() + ": ping timeout");
+							Log.d(Config.LOGTAG, account.getJid()
+									+ ": ping timeout");
 							this.reconnectAccount(account, true);
-						} else if (SystemClock.elapsedRealtime() - lastReceived >= PING_MIN_INTERVAL * 1000) {
+						} else if (SystemClock.elapsedRealtime() - lastReceived >= Config.PING_MIN_INTERVAL * 1000) {
 							account.getXmppConnection().sendPing();
 							this.scheduleWakeupCall(2, false);
 						}
@@ -370,8 +366,8 @@ public class XmppConnectionService extends Service {
 						new Thread(account.getXmppConnection()).start();
 					} else if ((account.getStatus() == Account.STATUS_CONNECTING)
 							&& ((SystemClock.elapsedRealtime() - account
-									.getXmppConnection().getLastConnect()) / 1000 >= CONNECT_TIMEOUT)) {
+									.getXmppConnection().getLastConnect()) / 1000 >= Config.CONNECT_TIMEOUT)) {
-						Log.d(LOGTAG, account.getJid()
+						Log.d(Config.LOGTAG, account.getJid()
 								+ ": time out during connect reconnecting");
 						reconnectAccount(account, true);
 					} else {
@@ -380,7 +376,7 @@ public class XmppConnectionService extends Service {
 						}
 					}
 					// in any case. reschedule wakup call
-					this.scheduleWakeupCall(PING_MAX_INTERVAL, true);
+					this.scheduleWakeupCall(Config.PING_MAX_INTERVAL, true);
 				}
 				if (mOnAccountUpdate != null) {
 					mOnAccountUpdate.onAccountUpdate();
@@ -450,7 +446,7 @@ public class XmppConnectionService extends Service {
 				.getSystemService(Context.ALARM_SERVICE);
 		Intent intent = new Intent(context, EventReceiver.class);
 		alarmManager.cancel(PendingIntent.getBroadcast(context, 0, intent, 0));
-		Log.d(LOGTAG, "good bye");
+		Log.d(Config.LOGTAG, "good bye");
 		stopSelf();
 	}
 
@@ -673,10 +669,10 @@ public class XmppConnectionService extends Service {
 	public void fetchRosterFromServer(Account account) {
 		IqPacket iqPacket = new IqPacket(IqPacket.TYPE_GET);
 		if (!"".equals(account.getRosterVersion())) {
-			Log.d(LOGTAG, account.getJid() + ": fetching roster version "
+			Log.d(Config.LOGTAG, account.getJid()
-					+ account.getRosterVersion());
+					+ ": fetching roster version " + account.getRosterVersion());
 		} else {
-			Log.d(LOGTAG, account.getJid() + ": fetching roster");
+			Log.d(Config.LOGTAG, account.getJid() + ": fetching roster");
 		}
 		iqPacket.query("jabber:iq:roster").setAttribute("ver",
 				account.getRosterVersion());
@@ -1006,7 +1002,8 @@ public class XmppConnectionService extends Service {
 				XmppConnection connection = account.getXmppConnection();
 				if (connection != null && connection.getFeatures().csi()) {
 					connection.sendActive();
-					Log.d(LOGTAG, account.getJid() + " sending csi//active");
+					Log.d(Config.LOGTAG, account.getJid()
+							+ " sending csi//active");
 				}
 			}
 		}
@@ -1018,7 +1015,8 @@ public class XmppConnectionService extends Service {
 				XmppConnection connection = account.getXmppConnection();
 				if (connection != null && connection.getFeatures().csi()) {
 					connection.sendInactive();
-					Log.d(LOGTAG, account.getJid() + " sending csi//inactive");
+					Log.d(Config.LOGTAG, account.getJid()
+							+ " sending csi//inactive");
 				}
 			}
 		}
@@ -1040,7 +1038,7 @@ public class XmppConnectionService extends Service {
 		account.pendingConferenceJoins.remove(conversation);
 		account.pendingConferenceLeaves.remove(conversation);
 		if (account.getStatus() == Account.STATUS_ONLINE) {
-			Log.d(LOGTAG,
+			Log.d(Config.LOGTAG,
 					"joining conversation " + conversation.getContactJid());
 			String nick = conversation.getMucOptions().getProposedNick();
 			conversation.getMucOptions().setJoinNick(nick);
@@ -1142,8 +1140,8 @@ public class XmppConnectionService extends Service {
 			sendPresencePacket(conversation.getAccount(), packet);
 			conversation.getMucOptions().setOffline();
 			conversation.deregisterWithBookmark();
-			Log.d(LOGTAG, conversation.getAccount().getJid() + " leaving muc "
+			Log.d(Config.LOGTAG, conversation.getAccount().getJid()
-					+ conversation.getContactJid());
+					+ " leaving muc " + conversation.getContactJid());
 		} else {
 			account.pendingConferenceLeaves.add(conversation);
 		}
@@ -1184,7 +1182,6 @@ public class XmppConnectionService extends Service {
 				pushContactToServer(contact);
 			}
 			if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
-				Log.d(LOGTAG, "dirty delete");
 				deleteContactOnServer(contact);
 			}
 		}
@@ -1204,7 +1201,8 @@ public class XmppConnectionService extends Service {
 		Account account = conversation.getAccount();
 		List<Message> messages = conversation.getMessages();
 		Session otrSession = conversation.getOtrSession();
-		Log.d(LOGTAG, account.getJid() + " otr session established with "
+		Log.d(Config.LOGTAG,
+				account.getJid() + " otr session established with "
 						+ conversation.getContactJid() + "/"
 						+ otrSession.getSessionID().getUserID());
 		for (int i = 0; i < messages.size(); ++i) {
@@ -1280,8 +1278,8 @@ public class XmppConnectionService extends Service {
 
 	public void publishAvatar(Account account, Uri image,
 			final UiCallback<Avatar> callback) {
-		final Bitmap.CompressFormat format = Defaults.AVATAR_FORMAT;
+		final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
-		final int size = Defaults.AVATAR_SIZE;
+		final int size = Config.AVATAR_SIZE;
 		final Avatar avatar = getFileBackend()
 				.getPepAvatar(image, size, format);
 		if (avatar != null) {
@@ -1341,7 +1339,7 @@ public class XmppConnectionService extends Service {
 
 	public void fetchAvatar(Account account, final Avatar avatar,
 			final UiCallback<Avatar> callback) {
-		Log.d(LOGTAG, account.getJid() + ": retrieving avatar for "
+		Log.d(Config.LOGTAG, account.getJid() + ": retrieving avatar for "
 				+ avatar.owner);
 		IqPacket packet = this.mIqGenerator.retrieveAvatar(avatar);
 		sendIqPacket(account, packet, new OnIqPacketReceived() {
@@ -1439,7 +1437,8 @@ public class XmppConnectionService extends Service {
 					}
 					Thread thread = new Thread(account.getXmppConnection());
 					thread.start();
-					scheduleWakeupCall((int) (CONNECT_TIMEOUT * 1.2), false);
+					scheduleWakeupCall((int) (Config.CONNECT_TIMEOUT * 1.2),
+							false);
 				}
 			}
 		}).start();

src/eu/siacs/conversations/ui/ChooseContactActivity.java

@@ -77,20 +77,19 @@ public class ChooseContactActivity extends XmppActivity {
 		}
 	};
 
-	
-	
 	@Override
 	public void onCreate(Bundle savedInstanceState) {
 		super.onCreate(savedInstanceState);
 		setContentView(R.layout.activity_choose_contact);
 		mListView = (ListView) findViewById(R.id.choose_contact_list);
-		mContactsAdapter = new ListItemAdapter(getApplicationContext(), contacts);
+		mContactsAdapter = new ListItemAdapter(getApplicationContext(),
+				contacts);
 		mListView.setAdapter(mContactsAdapter);
 		mListView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
 
 			@Override
-			public void onItemClick(AdapterView<?> arg0, View arg1, int position,
+			public void onItemClick(AdapterView<?> arg0, View arg1,
-					long arg3) {
+					int position, long arg3) {
 				InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
 				imm.hideSoftInputFromWindow(mSearchEditText.getWindowToken(),
 						InputMethodManager.HIDE_IMPLICIT_ONLY);
@@ -98,7 +97,8 @@ public class ChooseContactActivity extends XmppActivity {
 				Intent data = new Intent();
 				data.putExtra("contact", contacts.get(position).getJid());
 				data.putExtra("account", request.getStringExtra("account"));
-				data.putExtra("conversation",request.getStringExtra("conversation"));
+				data.putExtra("conversation",
+						request.getStringExtra("conversation"));
 				setResult(RESULT_OK, data);
 				finish();
 			}

src/eu/siacs/conversations/ui/ConferenceDetailsActivity.java

@@ -250,7 +250,8 @@ public class ConferenceDetailsActivity extends XmppActivity {
 				if (contact.showInRoster()) {
 					bm = contact.getImage(48, this);
 					name.setText(contact.getDisplayName());
-					role.setText(user.getName() + " \u2022 " + getReadableRole(user.getRole()));
+					role.setText(user.getName() + " \u2022 "
+							+ getReadableRole(user.getRole()));
 				} else {
 					bm = UIHelper.getContactPicture(user.getName(), 48, this,
 							false);

src/eu/siacs/conversations/ui/ContactDetailsActivity.java

@@ -111,7 +111,8 @@ public class ContactDetailsActivity extends XmppActivity {
 		public void onCheckedChanged(CompoundButton buttonView,
 				boolean isChecked) {
 			if (isChecked) {
-				if (contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
+				if (contact
+						.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
 					xmppConnectionService.sendPresencePacket(contact
 							.getAccount(),
 							xmppConnectionService.getPresenceGenerator()
@@ -363,7 +364,8 @@ public class ContactDetailsActivity extends XmppActivity {
 	@Override
 	public void onBackendConnected() {
 		xmppConnectionService.setOnRosterUpdateListener(this.rosterUpdate);
-		xmppConnectionService.setOnAccountListChangedListener(this.accountUpdate );
+		xmppConnectionService
+				.setOnAccountListChangedListener(this.accountUpdate);
 		if ((accountJid != null) && (contactJid != null)) {
 			Account account = xmppConnectionService
 					.findAccountByJid(accountJid);

src/eu/siacs/conversations/ui/ConversationActivity.java

@@ -35,7 +35,6 @@ import android.graphics.drawable.Drawable;
 import android.support.v4.widget.SlidingPaneLayout;
 import android.support.v4.widget.SlidingPaneLayout.PanelSlideListener;
 import android.util.DisplayMetrics;
-import android.util.Log;
 import android.view.KeyEvent;
 import android.view.Menu;
 import android.view.MenuItem;
@@ -197,8 +196,8 @@ public class ConversationActivity extends XmppActivity {
 					if (ab != null) {
 						ab.setDisplayHomeAsUpEnabled(true);
 						ab.setHomeButtonEnabled(true);
-						ab.setTitle(
+						ab.setTitle(getSelectedConversation().getName(
-							getSelectedConversation().getName(useSubject));
+								useSubject));
 					}
 					invalidateOptionsMenu();
 					if (!getSelectedConversation().isRead()) {
@@ -232,7 +231,8 @@ public class ConversationActivity extends XmppActivity {
 		MenuItem menuClearHistory = (MenuItem) menu
 				.findItem(R.id.action_clear_history);
 		MenuItem menuAdd = (MenuItem) menu.findItem(R.id.action_add);
-		MenuItem menuInviteContact = (MenuItem) menu.findItem(R.id.action_invite);
+		MenuItem menuInviteContact = (MenuItem) menu
+				.findItem(R.id.action_invite);
 
 		if ((spl.isOpen() && (spl.isSlideable()))) {
 			menuArchive.setVisible(false);
@@ -267,11 +267,12 @@ public class ConversationActivity extends XmppActivity {
 			@Override
 			public void onPresenceSelected() {
 				if (attachmentChoice == ATTACHMENT_CHOICE_TAKE_PHOTO) {
-					pendingImageUri = xmppConnectionService.getFileBackend().getTakePhotoUri();
+					pendingImageUri = xmppConnectionService.getFileBackend()
-					Log.d("xmppService",pendingImageUri.toString());
+							.getTakePhotoUri();
 					Intent takePictureIntent = new Intent(
 							MediaStore.ACTION_IMAGE_CAPTURE);
-					takePictureIntent.putExtra(MediaStore.EXTRA_OUTPUT,pendingImageUri);
+					takePictureIntent.putExtra(MediaStore.EXTRA_OUTPUT,
+							pendingImageUri);
 					if (takePictureIntent.resolveActivity(getPackageManager()) != null) {
 						startActivityForResult(takePictureIntent,
 								REQUEST_IMAGE_CAPTURE);
@@ -553,7 +554,8 @@ public class ConversationActivity extends XmppActivity {
 		if (xmppConnectionServiceBound) {
 			if ((Intent.ACTION_VIEW.equals(intent.getAction()) && (VIEW_CONVERSATION
 					.equals(intent.getType())))) {
-				String convToView = (String) intent.getExtras().get(CONVERSATION);
+				String convToView = (String) intent.getExtras().get(
+						CONVERSATION);
 				updateConversationList();
 				for (int i = 0; i < conversationList.size(); ++i) {
 					if (conversationList.get(i).getUuid().equals(convToView)) {
@@ -602,7 +604,8 @@ public class ConversationActivity extends XmppActivity {
 		}
 
 		if (getSelectedConversation() != null && pendingImageUri != null) {
-			attachImageToConversation(getSelectedConversation(), pendingImageUri);
+			attachImageToConversation(getSelectedConversation(),
+					pendingImageUri);
 			pendingImageUri = null;
 		} else {
 			pendingImageUri = null;
@@ -670,7 +673,8 @@ public class ConversationActivity extends XmppActivity {
 			} else if (requestCode == REQUEST_ATTACH_FILE_DIALOG) {
 				pendingImageUri = data.getData();
 				if (xmppConnectionServiceBound) {
-					attachImageToConversation(getSelectedConversation(),pendingImageUri);
+					attachImageToConversation(getSelectedConversation(),
+							pendingImageUri);
 					pendingImageUri = null;
 				}
 			} else if (requestCode == REQUEST_SEND_PGP_IMAGE) {
@@ -686,10 +690,12 @@ public class ConversationActivity extends XmppActivity {
 				// encryptTextMessage();
 			} else if (requestCode == REQUEST_IMAGE_CAPTURE) {
 				if (xmppConnectionServiceBound) {
-					attachImageToConversation(getSelectedConversation(), pendingImageUri);
+					attachImageToConversation(getSelectedConversation(),
+							pendingImageUri);
 					pendingImageUri = null;
 				}
-				Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
+				Intent intent = new Intent(
+						Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
 				intent.setData(pendingImageUri);
 				sendBroadcast(intent);
 			} else if (requestCode == REQUEST_RECORD_AUDIO) {
@@ -744,7 +750,8 @@ public class ConversationActivity extends XmppActivity {
 	}
 
 	public void updateConversationList() {
-		xmppConnectionService.populateWithOrderedConversations(conversationList);
+		xmppConnectionService
+				.populateWithOrderedConversations(conversationList);
 		listView.invalidateViews();
 	}
 
@@ -761,7 +768,8 @@ public class ConversationActivity extends XmppActivity {
 		try {
 			this.startIntentSenderForResult(pi.getIntentSender(), requestCode,
 					null, 0, 0, 0);
-		} catch (SendIntentException e1) {}
+		} catch (SendIntentException e1) {
+		}
 	}
 
 	class BitmapWorkerTask extends AsyncTask<Message, Void, Bitmap> {

src/eu/siacs/conversations/ui/EditAccountActivity.java

@@ -201,7 +201,8 @@ public class EditAccountActivity extends XmppActivity {
 			this.mSaveButton.setEnabled(true);
 			this.mSaveButton.setTextColor(getPrimaryTextColor());
 			if (jidToEdit != null) {
-				if (mAccount!= null && mAccount.getStatus() == Account.STATUS_ONLINE) {
+				if (mAccount != null
+						&& mAccount.getStatus() == Account.STATUS_ONLINE) {
 					this.mSaveButton.setText(R.string.save);
 				} else {
 					this.mSaveButton.setText(R.string.connect);

src/eu/siacs/conversations/ui/UiCallback.java

@@ -4,6 +4,8 @@ import android.app.PendingIntent;
 
 public interface UiCallback<T> {
 	public void success(T object);
+
 	public void error(int errorCode, T object);
+
 	public void userInputRequried(PendingIntent pi, T object);
 }

src/eu/siacs/conversations/ui/XmppActivity.java

@@ -1,5 +1,6 @@
 package eu.siacs.conversations.ui;
 
+import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Contact;
@@ -34,8 +35,6 @@ public abstract class XmppActivity extends Activity {
 	protected static final int REQUEST_ANNOUNCE_PGP = 0x0101;
 	protected static final int REQUEST_INVITE_TO_CONVERSATION = 0x0102;
 
-	protected final static String LOGTAG = "xmppService";
-
 	public XmppConnectionService xmppConnectionService;
 	public boolean xmppConnectionServiceBound = false;
 	protected boolean handledViewIntent = false;
@@ -370,7 +369,7 @@ public abstract class XmppActivity extends Activity {
 			if (conversation.getMode() == Conversation.MODE_MULTI) {
 				xmppConnectionService.invite(conversation, contactJid);
 			}
-			Log.d("xmppService", "inviting " + contactJid + " to "
+			Log.d(Config.LOGTAG, "inviting " + contactJid + " to "
 					+ conversation.getName(true));
 		}
 	}

src/eu/siacs/conversations/ui/adapter/KnownHostsAdapter.java

@@ -19,7 +19,8 @@ public class KnownHostsAdapter extends ArrayAdapter<String> {
 				final String[] split = constraint.toString().split("@");
 				if (split.length == 1) {
 					for (String domain : domains) {
-						suggestions.add(split[0].toLowerCase(Locale.getDefault()) + "@" + domain);
+						suggestions.add(split[0].toLowerCase(Locale
+								.getDefault()) + "@" + domain);
 					}
 				} else if (split.length == 2) {
 					for (String domain : domains) {
@@ -27,7 +28,8 @@ public class KnownHostsAdapter extends ArrayAdapter<String> {
 							suggestions.clear();
 							break;
 						} else if (domain.contains(split[1])) {
-							suggestions.add(split[0].toLowerCase(Locale.getDefault()) + "@" + domain);
+							suggestions.add(split[0].toLowerCase(Locale
+									.getDefault()) + "@" + domain);
 						}
 					}
 				} else {

src/eu/siacs/conversations/ui/adapter/MessageAdapter.java

@@ -14,7 +14,6 @@ import android.content.Context;
 import android.content.Intent;
 import android.graphics.Bitmap;
 import android.graphics.Typeface;
-import android.text.Html;
 import android.text.Spannable;
 import android.text.SpannableString;
 import android.text.style.ForegroundColorSpan;
@@ -69,7 +68,8 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 		this.mOnContactPictureClickedListener = listener;
 	}
 
-	public void setOnContactPictureLongClicked(OnContactPictureLongClicked listener) {
+	public void setOnContactPictureLongClicked(
+			OnContactPictureLongClicked listener) {
 		this.mOnContactPictureLongClickedListener = listener;
 	}
 
@@ -219,7 +219,8 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 			} else {
 				String privateMarker;
 				if (message.getStatus() <= Message.STATUS_RECEIVED) {
-					privateMarker = activity.getString(R.string.private_message);
+					privateMarker = activity
+							.getString(R.string.private_message);
 				} else {
 					String to;
 					if (message.getPresence() != null) {
@@ -227,11 +228,18 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 					} else {
 						to = message.getCounterpart();
 					}
-					privateMarker = activity.getString(R.string.private_message_to, to);
+					privateMarker = activity.getString(
+							R.string.private_message_to, to);
 				}
-				SpannableString span = new SpannableString(privateMarker+" "+message.getBody());
+				SpannableString span = new SpannableString(privateMarker + " "
-				span.setSpan(new ForegroundColorSpan(activity.getSecondaryTextColor()), 0, privateMarker.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
+						+ message.getBody());
-				span.setSpan(new StyleSpan(android.graphics.Typeface.BOLD), 0, privateMarker.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
+				span.setSpan(
+						new ForegroundColorSpan(activity
+								.getSecondaryTextColor()), 0, privateMarker
+								.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
+				span.setSpan(new StyleSpan(android.graphics.Typeface.BOLD), 0,
+						privateMarker.length(),
+						Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
 				viewHolder.messageBody.setText(span);
 			}
 		} else {
@@ -404,7 +412,8 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 					if (name == null) {
 						name = item.getCounterpart();
 					}
-					viewHolder.contact_picture.setImageBitmap(mBitmapCache.get(name, getContext()));
+					viewHolder.contact_picture.setImageBitmap(mBitmapCache.get(
+							name, getContext()));
 				}
 				viewHolder.contact_picture
 						.setOnClickListener(new OnClickListener() {
@@ -419,12 +428,14 @@ public class MessageAdapter extends ArrayAdapter<Message> {
 
 							}
 						});
-				viewHolder.contact_picture.setOnLongClickListener(new OnLongClickListener() {
+				viewHolder.contact_picture
+						.setOnLongClickListener(new OnLongClickListener() {
 
 							@Override
 							public boolean onLongClick(View v) {
 								if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
-							MessageAdapter.this.mOnContactPictureLongClickedListener.onContactPictureLongClicked(item);
+									MessageAdapter.this.mOnContactPictureLongClickedListener
+											.onContactPictureLongClicked(item);
 									return true;
 								} else {
 									return false;

src/eu/siacs/conversations/utils/CryptoHelper.java

@@ -48,7 +48,8 @@ public class CryptoHelper {
 		return result;
 	}
 
-	public static String saslDigestMd5(Account account, String challenge, SecureRandom random) {
+	public static String saslDigestMd5(Account account, String challenge,
+			SecureRandom random) {
 		try {
 			String[] challengeParts = new String(Base64.decode(challenge,
 					Base64.DEFAULT)).split(",");
@@ -66,23 +67,24 @@ public class CryptoHelper {
 			String x = account.getUsername() + ":" + account.getServer() + ":"
 					+ account.getPassword();
 			MessageDigest md = MessageDigest.getInstance("MD5");
-			byte[] y = md
+			byte[] y = md.digest(x.getBytes(Charset.defaultCharset()));
-					.digest(x.getBytes(Charset.defaultCharset()));
 			String cNonce = new BigInteger(100, random).toString(32);
-			byte[] a1 = concatenateByteArrays(y,(":"+nonce+":"+cNonce).getBytes(Charset.defaultCharset()));
+			byte[] a1 = concatenateByteArrays(y,
+					(":" + nonce + ":" + cNonce).getBytes(Charset
+							.defaultCharset()));
 			String a2 = "AUTHENTICATE:" + digestUri;
 			String ha1 = bytesToHex(md.digest(a1));
 			String ha2 = bytesToHex(md.digest(a2.getBytes(Charset
 					.defaultCharset())));
-			String kd = ha1 + ":" + nonce + ":"+nonceCount+":" + cNonce + ":auth:"
+			String kd = ha1 + ":" + nonce + ":" + nonceCount + ":" + cNonce
-					+ ha2;
+					+ ":auth:" + ha2;
 			String response = bytesToHex(md.digest(kd.getBytes(Charset
 					.defaultCharset())));
 			String saslString = "username=\"" + account.getUsername()
 					+ "\",realm=\"" + account.getServer() + "\",nonce=\""
-					+ nonce + "\",cnonce=\"" + cNonce
+					+ nonce + "\",cnonce=\"" + cNonce + "\",nc=" + nonceCount
-					+ "\",nc="+nonceCount+",qop=auth,digest-uri=\""+digestUri+"\",response=" + response
+					+ ",qop=auth,digest-uri=\"" + digestUri + "\",response="
-					+ ",charset=utf-8";
+					+ response + ",charset=utf-8";
 			return Base64.encodeToString(
 					saslString.getBytes(Charset.defaultCharset()),
 					Base64.NO_WRAP);

src/eu/siacs/conversations/utils/DNSHelper.java

@@ -10,6 +10,7 @@ import de.measite.minidns.record.A;
 import de.measite.minidns.record.AAAA;
 import de.measite.minidns.record.Data;
 import de.measite.minidns.util.NameUtil;
+import eu.siacs.conversations.Config;
 
 import java.io.IOException;
 import java.net.InetAddress;
@@ -47,13 +48,10 @@ public class DNSHelper {
 		Bundle namePort = new Bundle();
 		try {
 			String qname = "_xmpp-client._tcp." + host;
-			Log.d("xmppService", "using dns server: " + dnsServer.getHostAddress()
+			Log.d(Config.LOGTAG,
+					"using dns server: " + dnsServer.getHostAddress()
 							+ " to look up " + host);
-			DNSMessage message =
+			DNSMessage message = client.query(qname, TYPE.SRV, CLASS.IN,
-					client.query(
-							qname,
-							TYPE.SRV,
-							CLASS.IN,
 					dnsServer.getHostAddress());
 
 			// How should we handle priorities and weight?
@@ -64,21 +62,20 @@ public class DNSHelper {
 			// a random order respecting the weight, and dump that priority by
 			// priority
 
-			TreeMap<Integer, ArrayList<SRV>> priorities =
+			TreeMap<Integer, ArrayList<SRV>> priorities = new TreeMap<Integer, ArrayList<SRV>>();
-					new TreeMap<Integer, ArrayList<SRV>>();
+			TreeMap<String, ArrayList<String>> ips4 = new TreeMap<String, ArrayList<String>>();
-			TreeMap<String, ArrayList<String>> ips4 =
+			TreeMap<String, ArrayList<String>> ips6 = new TreeMap<String, ArrayList<String>>();
-					new TreeMap<String, ArrayList<String>>();
-			TreeMap<String, ArrayList<String>> ips6 =
-					new TreeMap<String, ArrayList<String>>();
 
 			for (Record[] rrset : new Record[][] { message.getAnswers(),
 					message.getAdditionalResourceRecords() }) {
 				for (Record rr : rrset) {
 					Data d = rr.getPayload();
-					if (d instanceof SRV && NameUtil.idnEquals(qname,rr.getName())) {
+					if (d instanceof SRV
+							&& NameUtil.idnEquals(qname, rr.getName())) {
 						SRV srv = (SRV) d;
 						if (!priorities.containsKey(srv.getPriority())) {
-							priorities.put(srv.getPriority(), new ArrayList<SRV>(2));
+							priorities.put(srv.getPriority(),
+									new ArrayList<SRV>(2));
 						}
 						priorities.get(srv.getPriority()).add(srv);
 					}
@@ -100,7 +97,8 @@ public class DNSHelper {
 			}
 
 			Random rnd = new Random();
-			ArrayList<SRV> result = new ArrayList<SRV>(priorities.size() * 2 + 1);
+			ArrayList<SRV> result = new ArrayList<SRV>(
+					priorities.size() * 2 + 1);
 			for (ArrayList<SRV> s : priorities.values()) {
 
 				// trivial case
@@ -115,13 +113,15 @@ public class DNSHelper {
 				}
 
 				while (totalweight > 0l && s.size() > 0) {
-					long p = (rnd.nextLong() & 0x7fffffffffffffffl) % totalweight;
+					long p = (rnd.nextLong() & 0x7fffffffffffffffl)
+							% totalweight;
 					int i = 0;
 					while (p > 0) {
 						p -= s.get(i++).getPriority();
 					}
 					i--;
-					// remove is expensive, but we have only a few entries anyway
+					// remove is expensive, but we have only a few entries
+					// anyway
 					SRV srv = s.remove(i);
 					totalweight -= srv.getWeight();
 					result.add(srv);
@@ -164,10 +164,10 @@ public class DNSHelper {
 			}
 
 		} catch (SocketTimeoutException e) {
-			Log.d("xmppService", "timeout during dns");
+			Log.d(Config.LOGTAG, "timeout during dns");
 			namePort.putString("error", "timeout");
 		} catch (Exception e) {
-			Log.d("xmppService","unhandled exception in sub project");
+			Log.d(Config.LOGTAG, "unhandled exception in sub project");
 			namePort.putString("error", "unhandled");
 		}
 		return namePort;

src/eu/siacs/conversations/utils/ExceptionHandler.java

@@ -14,10 +14,12 @@ public class ExceptionHandler implements UncaughtExceptionHandler {
 
 	private UncaughtExceptionHandler defaultHandler;
 	private Context context;
+
 	public ExceptionHandler(Context context) {
 		this.context = context;
 		this.defaultHandler = Thread.getDefaultUncaughtExceptionHandler();
 	}
+
 	@Override
 	public void uncaughtException(Thread thread, Throwable ex) {
 		Writer result = new StringWriter();
@@ -26,7 +28,8 @@ public class ExceptionHandler implements UncaughtExceptionHandler {
 		String stacktrace = result.toString();
 		printWriter.close();
 		try {
-			OutputStream os = context.openFileOutput("stacktrace.txt",Context.MODE_PRIVATE);
+			OutputStream os = context.openFileOutput("stacktrace.txt",
+					Context.MODE_PRIVATE);
 			os.write(stacktrace.getBytes());
 		} catch (FileNotFoundException e) {
 			// TODO Auto-generated catch block

src/eu/siacs/conversations/utils/ExceptionHelper.java

@@ -7,6 +7,7 @@ import java.io.IOException;
 import java.io.InputStreamReader;
 import java.util.List;
 
+import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Conversation;
@@ -27,13 +28,16 @@ import android.util.Log;
 public class ExceptionHelper {
 	public static void init(Context context) {
 		if (!(Thread.getDefaultUncaughtExceptionHandler() instanceof ExceptionHandler)) {
-		    Thread.setDefaultUncaughtExceptionHandler(new ExceptionHandler(context));
+			Thread.setDefaultUncaughtExceptionHandler(new ExceptionHandler(
+					context));
 		}
 	}
 
-	public static void checkForCrash(Context context, final XmppConnectionService service) {
+	public static void checkForCrash(Context context,
+			final XmppConnectionService service) {
 		try {
-			final SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(context);
+			final SharedPreferences preferences = PreferenceManager
+					.getDefaultSharedPreferences(context);
 			boolean neverSend = preferences.getBoolean("never_send", false);
 			if (neverSend) {
 				return;
@@ -51,18 +55,21 @@ public class ExceptionHelper {
 			}
 			final Account finalAccount = account;
 			FileInputStream file = context.openFileInput("stacktrace.txt");
-			InputStreamReader inputStreamReader = new InputStreamReader(
+			InputStreamReader inputStreamReader = new InputStreamReader(file);
-                    file);
+			BufferedReader stacktrace = new BufferedReader(inputStreamReader);
-            BufferedReader stacktrace = new BufferedReader(
-                    inputStreamReader);
 			final StringBuilder report = new StringBuilder();
 			PackageManager pm = context.getPackageManager();
 			PackageInfo packageInfo = null;
 			try {
 				packageInfo = pm.getPackageInfo(context.getPackageName(), 0);
 				report.append("Version: " + packageInfo.versionName + '\n');
-                report.append("Last Update: "+DateUtils.formatDateTime(context, packageInfo.lastUpdateTime, DateUtils.FORMAT_SHOW_TIME|DateUtils.FORMAT_SHOW_DATE)+'\n');
+				report.append("Last Update: "
-            } catch (NameNotFoundException e) {}
+						+ DateUtils.formatDateTime(context,
+								packageInfo.lastUpdateTime,
+								DateUtils.FORMAT_SHOW_TIME
+										| DateUtils.FORMAT_SHOW_DATE) + '\n');
+			} catch (NameNotFoundException e) {
+			}
 			String line;
 			while ((line = stacktrace.readLine()) != null) {
 				report.append(line);
@@ -73,22 +80,30 @@ public class ExceptionHelper {
 			AlertDialog.Builder builder = new AlertDialog.Builder(context);
 			builder.setTitle(context.getString(R.string.crash_report_title));
 			builder.setMessage(context.getText(R.string.crash_report_message));
-			builder.setPositiveButton(context.getText(R.string.send_now), new OnClickListener() {
+			builder.setPositiveButton(context.getText(R.string.send_now),
+					new OnClickListener() {
 
 						@Override
 						public void onClick(DialogInterface dialog, int which) {
 
-						Log.d("xmppService","using account="+finalAccount.getJid()+" to send in stack trace");
+							Log.d(Config.LOGTAG, "using account="
-						Conversation conversation = service.findOrCreateConversation(finalAccount, "bugs@siacs.eu", false);
+									+ finalAccount.getJid()
-						Message message = new Message(conversation, report.toString(), Message.ENCRYPTION_NONE);
+									+ " to send in stack trace");
+							Conversation conversation = service
+									.findOrCreateConversation(finalAccount,
+											"bugs@siacs.eu", false);
+							Message message = new Message(conversation, report
+									.toString(), Message.ENCRYPTION_NONE);
 							service.sendMessage(message);
 						}
 					});
-			builder.setNegativeButton(context.getText(R.string.send_never),new OnClickListener() {
+			builder.setNegativeButton(context.getText(R.string.send_never),
+					new OnClickListener() {
 
 						@Override
 						public void onClick(DialogInterface dialog, int which) {
-					preferences.edit().putBoolean("never_send", true).commit();
+							preferences.edit().putBoolean("never_send", true)
+									.commit();
 						}
 					});
 			builder.create().show();

src/eu/siacs/conversations/utils/PRNGFixes.java

@@ -30,16 +30,17 @@ public final class PRNGFixes {
 
 	private static final int VERSION_CODE_JELLY_BEAN = 16;
 	private static final int VERSION_CODE_JELLY_BEAN_MR2 = 18;
-    private static final byte[] BUILD_FINGERPRINT_AND_DEVICE_SERIAL =
+	private static final byte[] BUILD_FINGERPRINT_AND_DEVICE_SERIAL = getBuildFingerprintAndDeviceSerial();
-        getBuildFingerprintAndDeviceSerial();
 
 	/** Hidden constructor to prevent instantiation. */
-    private PRNGFixes() {}
+	private PRNGFixes() {
+	}
 
 	/**
 	 * Applies all fixes.
 	 * 
-     * @throws SecurityException if a fix is needed but could not be applied.
+	 * @throws SecurityException
+	 *             if a fix is needed but could not be applied.
 	 */
 	public static void apply() {
 		applyOpenSSLFix();
@@ -50,7 +51,8 @@ public final class PRNGFixes {
 	 * Applies the fix for OpenSSL PRNG having low entropy. Does nothing if the
 	 * fix is not needed.
 	 * 
-     * @throws SecurityException if the fix is needed but could not be applied.
+	 * @throws SecurityException
+	 *             if the fix is needed but could not be applied.
 	 */
 	private static void applyOpenSSLFix() throws SecurityException {
 		if ((Build.VERSION.SDK_INT < VERSION_CODE_JELLY_BEAN)
@@ -66,7 +68,8 @@ public final class PRNGFixes {
 					.invoke(null, generateSeed());
 
 			// Mix output of Linux PRNG into OpenSSL's PRNG
-            int bytesRead = (Integer) Class.forName(
+			int bytesRead = (Integer) Class
+					.forName(
 							"org.apache.harmony.xnet.provider.jsse.NativeCrypto")
 					.getMethod("RAND_load_file", String.class, long.class)
 					.invoke(null, "/dev/urandom", 1024);
@@ -85,10 +88,10 @@ public final class PRNGFixes {
 	 * default. Does nothing if the implementation is already the default or if
 	 * there is not need to install the implementation.
 	 * 
-     * @throws SecurityException if the fix is needed but could not be applied.
+	 * @throws SecurityException
+	 *             if the fix is needed but could not be applied.
 	 */
-    private static void installLinuxPRNGSecureRandom()
+	private static void installLinuxPRNGSecureRandom() throws SecurityException {
-            throws SecurityException {
 		if (Build.VERSION.SDK_INT > VERSION_CODE_JELLY_BEAN_MR2) {
 			// No need to apply the fix
 			return;
@@ -96,12 +99,12 @@ public final class PRNGFixes {
 
 		// Install a Linux PRNG-based SecureRandom implementation as the
 		// default, if not yet installed.
-        Provider[] secureRandomProviders =
+		Provider[] secureRandomProviders = Security
-                Security.getProviders("SecureRandom.SHA1PRNG");
+				.getProviders("SecureRandom.SHA1PRNG");
 		if ((secureRandomProviders == null)
 				|| (secureRandomProviders.length < 1)
-                || (!LinuxPRNGSecureRandomProvider.class.equals(
+				|| (!LinuxPRNGSecureRandomProvider.class
-                        secureRandomProviders[0].getClass()))) {
+						.equals(secureRandomProviders[0].getClass()))) {
 			Security.insertProviderAt(new LinuxPRNGSecureRandomProvider(), 1);
 		}
 
@@ -109,8 +112,8 @@ public final class PRNGFixes {
 		// SecureRandom.getInstance("SHA1PRNG") return a SecureRandom backed
 		// by the Linux PRNG-based SecureRandom implementation.
 		SecureRandom rng1 = new SecureRandom();
-        if (!LinuxPRNGSecureRandomProvider.class.equals(
+		if (!LinuxPRNGSecureRandomProvider.class.equals(rng1.getProvider()
-                rng1.getProvider().getClass())) {
+				.getClass())) {
 			throw new SecurityException(
 					"new SecureRandom() backed by wrong Provider: "
 							+ rng1.getProvider().getClass());
@@ -122,8 +125,8 @@ public final class PRNGFixes {
 		} catch (NoSuchAlgorithmException e) {
 			throw new SecurityException("SHA1PRNG not available", e);
 		}
-        if (!LinuxPRNGSecureRandomProvider.class.equals(
+		if (!LinuxPRNGSecureRandomProvider.class.equals(rng2.getProvider()
-                rng2.getProvider().getClass())) {
+				.getClass())) {
 			throw new SecurityException(
 					"SecureRandom.getInstance(\"SHA1PRNG\") backed by wrong"
 							+ " Provider: " + rng2.getProvider().getClass());
@@ -131,14 +134,13 @@ public final class PRNGFixes {
 	}
 
 	/**
-     * {@code Provider} of {@code SecureRandom} engines which pass through
+	 * {@code Provider} of {@code SecureRandom} engines which pass through all
-     * all requests to the Linux PRNG.
+	 * requests to the Linux PRNG.
 	 */
 	private static class LinuxPRNGSecureRandomProvider extends Provider {
 
 		public LinuxPRNGSecureRandomProvider() {
-            super("LinuxPRNG",
+			super("LinuxPRNG", 1.0,
-                    1.0,
 					"A Linux-specific random number provider that uses"
 							+ " /dev/urandom");
 			// Although /dev/urandom is not a SHA-1 PRNG, some apps
@@ -151,8 +153,8 @@ public final class PRNGFixes {
 	}
 
 	/**
-     * {@link SecureRandomSpi} which passes all requests to the Linux PRNG
+	 * {@link SecureRandomSpi} which passes all requests to the Linux PRNG (
-     * ({@code /dev/urandom}).
+	 * {@code /dev/urandom}).
 	 */
 	public static class LinuxPRNGSecureRandom extends SecureRandomSpi {
 
@@ -230,8 +232,8 @@ public final class PRNGFixes {
 					in.readFully(bytes);
 				}
 			} catch (IOException e) {
-                throw new SecurityException(
+				throw new SecurityException("Failed to read from "
-                        "Failed to read from " + URANDOM_FILE, e);
+						+ URANDOM_FILE, e);
 			}
 		}
 
@@ -250,8 +252,8 @@ public final class PRNGFixes {
 					// PRNG output performance and can live with future PRNG
 					// output being pulled into this process prematurely.
 					try {
-                        sUrandomIn = new DataInputStream(
+						sUrandomIn = new DataInputStream(new FileInputStream(
-                                new FileInputStream(URANDOM_FILE));
+								URANDOM_FILE));
 					} catch (IOException e) {
 						throw new SecurityException("Failed to open "
 								+ URANDOM_FILE + " for reading", e);
@@ -278,8 +280,7 @@ public final class PRNGFixes {
 	private static byte[] generateSeed() {
 		try {
 			ByteArrayOutputStream seedBuffer = new ByteArrayOutputStream();
-            DataOutputStream seedBufferOut =
+			DataOutputStream seedBufferOut = new DataOutputStream(seedBuffer);
-                    new DataOutputStream(seedBuffer);
 			seedBufferOut.writeLong(System.currentTimeMillis());
 			seedBufferOut.writeLong(System.nanoTime());
 			seedBufferOut.writeInt(Process.myPid());

src/eu/siacs/conversations/utils/PhoneHelper.java

@@ -56,7 +56,9 @@ public class PhoneHelper {
 					contact.putString("lookup", cursor.getString(cursor
 							.getColumnIndex(ContactsContract.Data.LOOKUP_KEY)));
 
-					contact.putString("jid",cursor.getString(cursor
+					contact.putString(
+							"jid",
+							cursor.getString(cursor
 									.getColumnIndex(ContactsContract.CommonDataKinds.Im.DATA)));
 					phoneContacts.add(contact);
 				}
@@ -69,8 +71,7 @@ public class PhoneHelper {
 	}
 
 	public static Uri getSefliUri(Context context) {
-		String[] mProjection = new String[] { Profile._ID,
+		String[] mProjection = new String[] { Profile._ID, Profile.PHOTO_URI };
-				Profile.PHOTO_URI };
 		Cursor mProfileCursor = context.getContentResolver().query(
 				Profile.CONTENT_URI, mProjection, null, null, null);
 

src/eu/siacs/conversations/utils/UIHelper.java

@@ -118,9 +118,13 @@ public class UIHelper {
 	}
 
 	private static int getNameColor(String name) {
-		/*int holoColors[] = { 0xFF1da9da, 0xFFb368d9, 0xFF83b600, 0xFFffa713,
+		/*
-				0xFFe92727 };*/
+		 * int holoColors[] = { 0xFF1da9da, 0xFFb368d9, 0xFF83b600, 0xFFffa713,
-		int holoColors[] = {0xFFe91e63, 0xFF9c27b0, 0xFF673ab7, 0xFF3f51b5, 0xFF5677fc, 0xFF03a9f4, 0xFF00bcd4, 0xFF009688, 0xFFff5722, 0xFF795548, 0xFF607d8b};
+		 * 0xFFe92727 };
+		 */
+		int holoColors[] = { 0xFFe91e63, 0xFF9c27b0, 0xFF673ab7, 0xFF3f51b5,
+				0xFF5677fc, 0xFF03a9f4, 0xFF00bcd4, 0xFF009688, 0xFFff5722,
+				0xFF795548, 0xFF607d8b };
 		return holoColors[(int) ((name.hashCode() & 0xffffffffl) % holoColors.length)];
 	}
 

src/eu/siacs/conversations/utils/Validator.java

@@ -4,8 +4,8 @@ import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
 public class Validator {
-	public static final Pattern VALID_JID = 
+	public static final Pattern VALID_JID = Pattern.compile(
-		    Pattern.compile("^[^@/<>'\"\\s]+@[^@/<>'\"\\s]+$", Pattern.CASE_INSENSITIVE);
+			"^[^@/<>'\"\\s]+@[^@/<>'\"\\s]+$", Pattern.CASE_INSENSITIVE);
 
 	public static boolean isValidJid(String jid) {
 		Matcher matcher = VALID_JID.matcher(jid);

src/eu/siacs/conversations/utils/zlib/ZLibInputStream.java

@@ -15,33 +15,35 @@ public class ZLibInputStream extends InflaterInputStream {
 	/**
 	 * Construct a ZLibInputStream, reading data from the underlying stream.
 	 * 
-     * @param is The {@code InputStream} to read data from.
+	 * @param is
-     * @throws IOException If an {@code IOException} occurs.
+	 *            The {@code InputStream} to read data from.
+	 * @throws IOException
+	 *             If an {@code IOException} occurs.
 	 */
 	public ZLibInputStream(InputStream is) throws IOException {
 		super(is, new Inflater(), 512);
 	}
 
 	/**
-     * Provide a more InputStream compatible version of available.
+	 * Provide a more InputStream compatible version of available. A return
-     * A return value of 1 means that it is likly to read one byte without
+	 * value of 1 means that it is likly to read one byte without blocking, 0
-     * blocking, 0 means that the system is known to block for more input.
+	 * means that the system is known to block for more input.
 	 * 
 	 * @return 0 if no data is available, 1 otherwise
 	 * @throws IOException
 	 */
 	@Override
 	public int available() throws IOException {
-        /* This is one of the funny code blocks.
+		/*
-         * InflaterInputStream.available violates the contract of
+		 * This is one of the funny code blocks. InflaterInputStream.available
-         * InputStream.available, which breaks kXML2.
+		 * violates the contract of InputStream.available, which breaks kXML2.
 		 * 
 		 * I'm not sure who's to blame, oracle/sun for a broken api or the
 		 * google guys for mixing a sun bug with a xml reader that can't handle
 		 * it....
 		 * 
-         * Anyway, this simple if breaks suns distorted reality, but helps
+		 * Anyway, this simple if breaks suns distorted reality, but helps to
-         * to use the api as intended.
+		 * use the api as intended.
 		 */
 		if (inf.needsInput()) {
 			return 0;

src/eu/siacs/conversations/utils/zlib/ZLibOutputStream.java

@@ -9,11 +9,15 @@ import java.util.zip.Deflater;
 import java.util.zip.DeflaterOutputStream;
 
 /**
- * <p>Android 2.2 includes Java7 FLUSH_SYNC option, which will be used by this
+ * <p>
+ * Android 2.2 includes Java7 FLUSH_SYNC option, which will be used by this
  * Implementation, preferable via reflection. The @hide was remove in API level
- * 19. This class might thus go away in the future.</p>
+ * 19. This class might thus go away in the future.
- * <p>Please use {@link ZLibOutputStream#SUPPORTED} to check for flush
+ * </p>
- * compatibility.</p> 
+ * <p>
+ * Please use {@link ZLibOutputStream#SUPPORTED} to check for flush
+ * compatibility.
+ * </p>
  */
 public class ZLibOutputStream extends DeflaterOutputStream {
 
@@ -33,7 +37,8 @@ public class ZLibOutputStream extends DeflaterOutputStream {
 	static {
 		Method m = null;
 		try {
-            m = Deflater.class.getMethod("deflate", byte[].class, int.class, int.class, int.class);
+			m = Deflater.class.getMethod("deflate", byte[].class, int.class,
+					int.class, int.class);
 		} catch (SecurityException e) {
 		} catch (NoSuchMethodException e) {
 		}
@@ -44,9 +49,13 @@ public class ZLibOutputStream extends DeflaterOutputStream {
 	/**
 	 * Create a new ZLib compatible output stream wrapping the given low level
 	 * stream. ZLib compatiblity means we will send a zlib header.
-     * @param os OutputStream The underlying stream.
+	 * 
-     * @throws IOException In case of a lowlevel transfer problem.
+	 * @param os
-     * @throws NoSuchAlgorithmException In case of a {@link Deflater} error.
+	 *            OutputStream The underlying stream.
+	 * @throws IOException
+	 *             In case of a lowlevel transfer problem.
+	 * @throws NoSuchAlgorithmException
+	 *             In case of a {@link Deflater} error.
 	 */
 	public ZLibOutputStream(OutputStream os) throws IOException,
 			NoSuchAlgorithmException {
@@ -55,7 +64,9 @@ public class ZLibOutputStream extends DeflaterOutputStream {
 
 	/**
 	 * Flush the given stream, preferring Java7 FLUSH_SYNC if available.
-     * @throws IOException In case of a lowlevel exception.
+	 * 
+	 * @throws IOException
+	 *             In case of a lowlevel exception.
 	 */
 	@Override
 	public void flush() throws IOException {

src/eu/siacs/conversations/xml/Tag.java

@@ -20,7 +20,6 @@ public class Tag {
 		this.name = name;
 	}
 
-
 	public static Tag no(String text) {
 		return new Tag(NO, text);
 	}
@@ -56,12 +55,14 @@ public class Tag {
 	}
 
 	public boolean isStart(String needle) {
-		if (needle==null) return false;
+		if (needle == null)
+			return false;
 		return (this.type == START) && (needle.equals(this.name));
 	}
 
 	public boolean isEnd(String needle) {
-		if (needle==null) return false;
+		if (needle == null)
+			return false;
 		return (this.type == END) && (needle.equals(this.name));
 	}
 

src/eu/siacs/conversations/xml/TagWriter.java

@@ -15,6 +15,7 @@ public class TagWriter {
 	private LinkedBlockingQueue<AbstractStanza> writeQueue = new LinkedBlockingQueue<AbstractStanza>();
 	private Thread asyncStanzaWriter = new Thread() {
 		private boolean shouldStop = false;
+
 		@Override
 		public void run() {
 			while (!shouldStop) {

src/eu/siacs/conversations/xml/XmlReader.java

@@ -7,13 +7,14 @@ import java.io.InputStreamReader;
 import org.xmlpull.v1.XmlPullParser;
 import org.xmlpull.v1.XmlPullParserException;
 
+import eu.siacs.conversations.Config;
+
 import android.os.PowerManager;
 import android.os.PowerManager.WakeLock;
 import android.util.Log;
 import android.util.Xml;
 
 public class XmlReader {
-	private static final String LOGTAG = "xmppService";
 	private XmlPullParser parser;
 	private PowerManager.WakeLock wakeLock;
 	private InputStream is;
@@ -21,9 +22,10 @@ public class XmlReader {
 	public XmlReader(WakeLock wakeLock) {
 		this.parser = Xml.newPullParser();
 		try {
-			this.parser.setFeature(XmlPullParser.FEATURE_PROCESS_NAMESPACES,true);
+			this.parser.setFeature(XmlPullParser.FEATURE_PROCESS_NAMESPACES,
+					true);
 		} catch (XmlPullParserException e) {
-			Log.d(LOGTAG,"error setting namespace feature on parser");
+			Log.d(Config.LOGTAG, "error setting namespace feature on parser");
 		}
 		this.wakeLock = wakeLock;
 	}
@@ -60,15 +62,20 @@ public class XmlReader {
 
 	public Tag readTag() throws XmlPullParserException, IOException {
 		if (wakeLock.isHeld()) {
-			try { wakeLock.release();} catch (RuntimeException re) {}
+			try {
+				wakeLock.release();
+			} catch (RuntimeException re) {
+			}
 		}
 		try {
-			while(this.is != null && parser.next() != XmlPullParser.END_DOCUMENT) {
+			while (this.is != null
+					&& parser.next() != XmlPullParser.END_DOCUMENT) {
 				wakeLock.acquire();
 				if (parser.getEventType() == XmlPullParser.START_TAG) {
 					Tag tag = Tag.start(parser.getName());
 					for (int i = 0; i < parser.getAttributeCount(); ++i) {
-							tag.setAttribute(parser.getAttributeName(i), parser.getAttributeValue(i));
+						tag.setAttribute(parser.getAttributeName(i),
+								parser.getAttributeValue(i));
 					}
 					String xmlns = parser.getNamespace();
 					if (xmlns != null) {
@@ -84,21 +91,28 @@ public class XmlReader {
 				}
 			}
 			if (wakeLock.isHeld()) {
-				try { wakeLock.release();} catch (RuntimeException re) {}
+				try {
+					wakeLock.release();
+				} catch (RuntimeException re) {
+				}
 			}
 		} catch (ArrayIndexOutOfBoundsException e) {
-			throw new IOException("xml parser mishandled ArrayIndexOufOfBounds", e);
+			throw new IOException(
+					"xml parser mishandled ArrayIndexOufOfBounds", e);
 		} catch (StringIndexOutOfBoundsException e) {
-			throw new IOException("xml parser mishandled StringIndexOufOfBounds", e);
+			throw new IOException(
+					"xml parser mishandled StringIndexOufOfBounds", e);
 		} catch (NullPointerException e) {
-			throw new IOException("xml parser mishandled NullPointerException", e);
+			throw new IOException("xml parser mishandled NullPointerException",
+					e);
 		} catch (IndexOutOfBoundsException e) {
 			throw new IOException("xml parser mishandled IndexOutOfBound", e);
 		}
 		return null;
 	}
 
-	public Element readElement(Tag currentTag) throws XmlPullParserException, IOException {
+	public Element readElement(Tag currentTag) throws XmlPullParserException,
+			IOException {
 		Element element = new Element(currentTag.getName());
 		element.setAttributes(currentTag.getAttributes());
 		Tag nextTag = this.readTag();

src/eu/siacs/conversations/xmpp/XmppConnection.java

@@ -32,6 +32,7 @@ import android.os.PowerManager.WakeLock;
 import android.os.SystemClock;
 import android.util.Log;
 import android.util.SparseArray;
+import eu.siacs.conversations.Config;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.services.XmppConnectionService;
 import eu.siacs.conversations.utils.CryptoHelper;
@@ -58,7 +59,6 @@ import eu.siacs.conversations.xmpp.stanzas.streammgmt.ResumePacket;
 public class XmppConnection implements Runnable {
 
 	protected Account account;
-	private static final String LOGTAG = "xmppService";
 
 	private WakeLock wakeLock;
 
@@ -109,8 +109,8 @@ public class XmppConnection implements Runnable {
 		this.mRandom = service.getRNG();
 		this.mMemorizingTrustManager = service.getMemorizingTrustManager();
 		this.account = account;
-		this.wakeLock = service.getPowerManager().newWakeLock(PowerManager.PARTIAL_WAKE_LOCK,
+		this.wakeLock = service.getPowerManager().newWakeLock(
-				account.getJid());
+				PowerManager.PARTIAL_WAKE_LOCK, account.getJid());
 		tagWriter = new TagWriter();
 	}
 
@@ -133,7 +133,7 @@ public class XmppConnection implements Runnable {
 	}
 
 	protected void connect() {
-		Log.d(LOGTAG, account.getJid() + ": connecting");
+		Log.d(Config.LOGTAG, account.getJid() + ": connecting");
 		usingCompression = false;
 		lastConnect = SystemClock.elapsedRealtime();
 		lastPingSent = SystemClock.elapsedRealtime();
@@ -147,7 +147,7 @@ public class XmppConnection implements Runnable {
 			this.changeStatus(Account.STATUS_CONNECTING);
 			Bundle namePort = DNSHelper.getSRVRecord(account.getServer());
 			if ("timeout".equals(namePort.getString("error"))) {
-				Log.d(LOGTAG, account.getJid() + ": dns timeout");
+				Log.d(Config.LOGTAG, account.getJid() + ": dns timeout");
 				this.changeStatus(Account.STATUS_OFFLINE);
 				return;
 			}
@@ -156,13 +156,14 @@ public class XmppConnection implements Runnable {
 			int srvRecordPort = namePort.getInt("port");
 			if (srvRecordServer != null) {
 				if (srvIpServer != null) {
-					Log.d(LOGTAG, account.getJid() + ": using values from dns "
+					Log.d(Config.LOGTAG, account.getJid()
-							+ srvRecordServer + "[" + srvIpServer + "]:"
+							+ ": using values from dns " + srvRecordServer
-							+ srvRecordPort);
+							+ "[" + srvIpServer + "]:" + srvRecordPort);
 					socket = new Socket(srvIpServer, srvRecordPort);
 				} else {
-					Log.d(LOGTAG, account.getJid() + ": using values from dns "
+					Log.d(Config.LOGTAG, account.getJid()
-							+ srvRecordServer + ":" + srvRecordPort);
+							+ ": using values from dns " + srvRecordServer
+							+ ":" + srvRecordPort);
 					socket = new Socket(srvRecordServer, srvRecordPort);
 				}
 			} else {
@@ -180,7 +181,8 @@ public class XmppConnection implements Runnable {
 					processStream(nextTag);
 					break;
 				} else {
-					Log.d(LOGTAG, "found unexpected tag: " + nextTag.getName());
+					Log.d(Config.LOGTAG,
+							"found unexpected tag: " + nextTag.getName());
 					return;
 				}
 			}
@@ -190,27 +192,39 @@ public class XmppConnection implements Runnable {
 		} catch (UnknownHostException e) {
 			this.changeStatus(Account.STATUS_SERVER_NOT_FOUND);
 			if (wakeLock.isHeld()) {
-				try { wakeLock.release();} catch (RuntimeException re) {}
+				try {
+					wakeLock.release();
+				} catch (RuntimeException re) {
+				}
 			}
 			return;
 		} catch (IOException e) {
 			this.changeStatus(Account.STATUS_OFFLINE);
 			if (wakeLock.isHeld()) {
-				try { wakeLock.release();} catch (RuntimeException re) {}
+				try {
+					wakeLock.release();
+				} catch (RuntimeException re) {
+				}
 			}
 			return;
 		} catch (NoSuchAlgorithmException e) {
 			this.changeStatus(Account.STATUS_OFFLINE);
-			Log.d(LOGTAG, "compression exception " + e.getMessage());
+			Log.d(Config.LOGTAG, "compression exception " + e.getMessage());
 			if (wakeLock.isHeld()) {
-				try { wakeLock.release();} catch (RuntimeException re) {}
+				try {
+					wakeLock.release();
+				} catch (RuntimeException re) {
+				}
 			}
 			return;
 		} catch (XmlPullParserException e) {
 			this.changeStatus(Account.STATUS_OFFLINE);
-			Log.d(LOGTAG, "xml exception " + e.getMessage());
+			Log.d(Config.LOGTAG, "xml exception " + e.getMessage());
 			if (wakeLock.isHeld()) {
-				try { wakeLock.release();} catch (RuntimeException re) {}
+				try {
+					wakeLock.release();
+				} catch (RuntimeException re) {
+				}
 			}
 			return;
 		}
@@ -235,7 +249,7 @@ public class XmppConnection implements Runnable {
 			} else if (nextTag.isStart("compressed")) {
 				switchOverToZLib(nextTag);
 			} else if (nextTag.isStart("success")) {
-				Log.d(LOGTAG, account.getJid() + ": logged in");
+				Log.d(Config.LOGTAG, account.getJid() + ": logged in");
 				tagReader.readTag();
 				tagReader.reset();
 				sendStartStream();
@@ -256,11 +270,12 @@ public class XmppConnection implements Runnable {
 				Element enabled = tagReader.readElement(nextTag);
 				if ("true".equals(enabled.getAttribute("resume"))) {
 					this.streamId = enabled.getAttribute("id");
-					Log.d(LOGTAG, account.getJid() + ": stream managment("
+					Log.d(Config.LOGTAG, account.getJid()
-							+ smVersion + ") enabled (resumable)");
+							+ ": stream managment(" + smVersion
+							+ ") enabled (resumable)");
 				} else {
-					Log.d(LOGTAG, account.getJid() + ": stream managment("
+					Log.d(Config.LOGTAG, account.getJid()
-							+ smVersion + ") enabled");
+							+ ": stream managment(" + smVersion + ") enabled");
 				}
 				this.lastSessionStarted = SystemClock.elapsedRealtime();
 				this.stanzasReceived = 0;
@@ -273,15 +288,18 @@ public class XmppConnection implements Runnable {
 				try {
 					int serverCount = Integer.parseInt(h);
 					if (serverCount != stanzasSent) {
-						Log.d(LOGTAG,account.getJid() + ": session resumed with lost packages");
+						Log.d(Config.LOGTAG, account.getJid()
+								+ ": session resumed with lost packages");
 						stanzasSent = serverCount;
 					} else {
-						Log.d(LOGTAG, account.getJid() + ": session resumed");
+						Log.d(Config.LOGTAG, account.getJid()
+								+ ": session resumed");
 					}
 					if (acknowledgedListener != null) {
 						for (int i = 0; i < messageReceipts.size(); ++i) {
 							if (serverCount >= messageReceipts.keyAt(i)) {
-								acknowledgedListener.onMessageAcknowledged(account, messageReceipts.valueAt(i));
+								acknowledgedListener.onMessageAcknowledged(
+										account, messageReceipts.valueAt(i));
 							}
 						}
 					}
@@ -301,13 +319,14 @@ public class XmppConnection implements Runnable {
 				String msgId = this.messageReceipts.get(serverSequence);
 				if (msgId != null) {
 					if (this.acknowledgedListener != null) {
-						this.acknowledgedListener.onMessageAcknowledged(account, msgId);
+						this.acknowledgedListener.onMessageAcknowledged(
+								account, msgId);
 					}
 					this.messageReceipts.remove(serverSequence);
 				}
 			} else if (nextTag.isStart("failed")) {
 				tagReader.readElement(nextTag);
-				Log.d(LOGTAG, account.getJid() + ": resumption failed");
+				Log.d(Config.LOGTAG, account.getJid() + ": resumption failed");
 				streamId = null;
 				if (account.getStatus() != Account.STATUS_ONLINE) {
 					sendBindRequest();
@@ -446,7 +465,7 @@ public class XmppConnection implements Runnable {
 				.setInputStream(new ZLibInputStream(tagReader.getInputStream()));
 
 		sendStartStream();
-		Log.d(LOGTAG, account.getJid() + ": compression enabled");
+		Log.d(Config.LOGTAG, account.getJid() + ": compression enabled");
 		usingCompression = true;
 		processStream(tagReader.readTag());
 	}
@@ -462,23 +481,30 @@ public class XmppConnection implements Runnable {
 		tagReader.readTag();
 		try {
 			SSLContext sc = SSLContext.getInstance("TLS");
-			sc.init(null, new X509TrustManager[] { this.mMemorizingTrustManager }, mRandom);
+			sc.init(null,
+					new X509TrustManager[] { this.mMemorizingTrustManager },
+					mRandom);
 			SSLSocketFactory factory = sc.getSocketFactory();
 
-			HostnameVerifier verifier = this.mMemorizingTrustManager.wrapHostnameVerifier(new org.apache.http.conn.ssl.StrictHostnameVerifier());
+			HostnameVerifier verifier = this.mMemorizingTrustManager
+					.wrapHostnameVerifier(new org.apache.http.conn.ssl.StrictHostnameVerifier());
 			SSLSocket sslSocket = (SSLSocket) factory.createSocket(socket,
 					socket.getInetAddress().getHostAddress(), socket.getPort(),
 					true);
 
-			if (verifier != null && !verifier.verify(account.getServer(), sslSocket.getSession())) {
+			if (verifier != null
-				Log.d(LOGTAG, account.getJid() + ": host mismatch in TLS connection");
+					&& !verifier.verify(account.getServer(),
+							sslSocket.getSession())) {
+				Log.d(Config.LOGTAG, account.getJid()
+						+ ": host mismatch in TLS connection");
 				sslSocket.close();
 				throw new IOException();
 			}
 			tagReader.setInputStream(sslSocket.getInputStream());
 			tagWriter.setOutputStream(sslSocket.getOutputStream());
 			sendStartStream();
-			Log.d(LOGTAG, account.getJid() + ": TLS connection established");
+			Log.d(Config.LOGTAG, account.getJid()
+					+ ": TLS connection established");
 			processStream(tagReader.readTag());
 			sslSocket.close();
 		} catch (NoSuchAlgorithmException e1) {
@@ -604,7 +630,7 @@ public class XmppConnection implements Runnable {
 								changeStatus(Account.STATUS_REGISTRATION_CONFLICT);
 							} else {
 								changeStatus(Account.STATUS_REGISTRATION_FAILED);
-								Log.d(LOGTAG, packet.toString());
+								Log.d(Config.LOGTAG, packet.toString());
 							}
 							disconnect(true);
 						}
@@ -612,7 +638,7 @@ public class XmppConnection implements Runnable {
 				} else {
 					changeStatus(Account.STATUS_REGISTRATION_FAILED);
 					disconnect(true);
-					Log.d(LOGTAG, account.getJid()
+					Log.d(Config.LOGTAG, account.getJid()
 							+ ": could not register. instructions are"
 							+ instructions.getContent());
 				}
@@ -638,7 +664,8 @@ public class XmppConnection implements Runnable {
 							tagWriter.writeStanzaAsync(enable);
 							stanzasSent = 0;
 							messageReceipts.clear();
-						} else if (streamFeatures.hasChild("sm", "urn:xmpp:sm:2")) {
+						} else if (streamFeatures.hasChild("sm",
+								"urn:xmpp:sm:2")) {
 							smVersion = 2;
 							EnablePacket enable = new EnablePacket(smVersion);
 							tagWriter.writeStanzaAsync(enable);
@@ -660,7 +687,8 @@ public class XmppConnection implements Runnable {
 			}
 		});
 		if (this.streamFeatures.hasChild("session")) {
-			Log.d(LOGTAG, account.getJid() + ": sending deprecated session");
+			Log.d(Config.LOGTAG, account.getJid()
+					+ ": sending deprecated session");
 			IqPacket startSession = new IqPacket(IqPacket.TYPE_SET);
 			startSession.addChild("session",
 					"urn:ietf:params:xml:ns:xmpp-session");
@@ -725,10 +753,10 @@ public class XmppConnection implements Runnable {
 			@Override
 			public void onIqPacketReceived(Account account, IqPacket packet) {
 				if (!packet.hasChild("error")) {
-					Log.d(LOGTAG, account.getJid()
+					Log.d(Config.LOGTAG, account.getJid()
 							+ ": successfully enabled carbons");
 				} else {
-					Log.d(LOGTAG, account.getJid()
+					Log.d(Config.LOGTAG, account.getJid()
 							+ ": error enableing carbons " + packet.toString());
 				}
 			}
@@ -736,7 +764,7 @@ public class XmppConnection implements Runnable {
 	}
 
 	private void processStreamError(Tag currentTag) {
-		Log.d(LOGTAG, "processStreamError");
+		Log.d(Config.LOGTAG, "processStreamError");
 	}
 
 	private void sendStartStream() throws IOException {
@@ -781,12 +809,15 @@ public class XmppConnection implements Runnable {
 
 	private synchronized void sendPacket(final AbstractStanza packet,
 			PacketReceived callback) {
-		if (packet.getName().equals("iq") || packet.getName().equals("message") || packet.getName().equals("presence")) {
+		if (packet.getName().equals("iq") || packet.getName().equals("message")
+				|| packet.getName().equals("presence")) {
 			++stanzasSent;
 		}
 		tagWriter.writeStanzaAsync(packet);
-		if (packet instanceof MessagePacket && packet.getId() != null && this.streamId != null) {
+		if (packet instanceof MessagePacket && packet.getId() != null
-			Log.d(LOGTAG,"request delivery report for stanza "+stanzasSent);
+				&& this.streamId != null) {
+			Log.d(Config.LOGTAG, "request delivery report for stanza "
+					+ stanzasSent);
 			this.messageReceipts.put(stanzasSent, packet.getId());
 			tagWriter.writeStanzaAsync(new RequestPacket(this.smVersion));
 		}
@@ -844,7 +875,7 @@ public class XmppConnection implements Runnable {
 
 	public void disconnect(boolean force) {
 		changeStatus(Account.STATUS_OFFLINE);
-		Log.d(LOGTAG, "disconnecting");
+		Log.d(Config.LOGTAG, "disconnecting");
 		try {
 			if (force) {
 				socket.close();
@@ -858,20 +889,21 @@ public class XmppConnection implements Runnable {
 						tagWriter.finish();
 						try {
 							while (!tagWriter.finished()) {
-								Log.d(LOGTAG, "not yet finished");
+								Log.d(Config.LOGTAG, "not yet finished");
 								Thread.sleep(100);
 							}
 							tagWriter.writeTag(Tag.end("stream:stream"));
 						} catch (IOException e) {
-							Log.d(LOGTAG, "io exception during disconnect");
+							Log.d(Config.LOGTAG,
+									"io exception during disconnect");
 						} catch (InterruptedException e) {
-							Log.d(LOGTAG, "interrupted");
+							Log.d(Config.LOGTAG, "interrupted");
 						}
 					}
 				}
 			}).start();
 		} catch (IOException e) {
-			Log.d(LOGTAG, "io exception during disconnect");
+			Log.d(Config.LOGTAG, "io exception during disconnect");
 		}
 	}
 
@@ -917,6 +949,7 @@ public class XmppConnection implements Runnable {
 
 	public class Features {
 		XmppConnection connection;
+
 		public Features(XmppConnection connection) {
 			this.connection = connection;
 		}
@@ -944,12 +977,14 @@ public class XmppConnection implements Runnable {
 			if (connection.streamFeatures == null) {
 				return false;
 			} else {
-				return connection.streamFeatures.hasChild("csi","urn:xmpp:csi:0");
+				return connection.streamFeatures.hasChild("csi",
+						"urn:xmpp:csi:0");
 			}
 		}
 
 		public boolean pubsub() {
-			return hasDiscoFeature(account.getServer(), "http://jabber.org/protocol/pubsub#publish");
+			return hasDiscoFeature(account.getServer(),
+					"http://jabber.org/protocol/pubsub#publish");
 		}
 
 		public boolean rosterVersioning() {
@@ -961,7 +996,8 @@ public class XmppConnection implements Runnable {
 		}
 
 		public boolean streamhost() {
-			return connection.findDiscoItemByFeature("http://jabber.org/protocol/bytestreams") != null;
+			return connection
+					.findDiscoItemByFeature("http://jabber.org/protocol/bytestreams") != null;
 		}
 
 		public boolean compression() {

src/eu/siacs/conversations/xmpp/jingle/JingleCandidate.java

@@ -80,7 +80,8 @@ public class JingleCandidate {
 	}
 
 	public boolean equalValues(JingleCandidate other) {
-		return other.getHost().equals(this.getHost())&&(other.getPort()==this.getPort());
+		return other.getHost().equals(this.getHost())
+				&& (other.getPort() == this.getPort());
 	}
 
 	public boolean isOurs() {
@@ -100,12 +101,15 @@ public class JingleCandidate {
 	}
 
 	public static JingleCandidate parse(Element candidate) {
-		JingleCandidate parsedCandidate = new JingleCandidate(candidate.getAttribute("cid"), false);
+		JingleCandidate parsedCandidate = new JingleCandidate(
+				candidate.getAttribute("cid"), false);
 		parsedCandidate.setHost(candidate.getAttribute("host"));
 		parsedCandidate.setJid(candidate.getAttribute("jid"));
 		parsedCandidate.setType(candidate.getAttribute("type"));
-		parsedCandidate.setPriority(Integer.parseInt(candidate.getAttribute("priority")));
+		parsedCandidate.setPriority(Integer.parseInt(candidate
-		parsedCandidate.setPort(Integer.parseInt(candidate.getAttribute("port")));
+				.getAttribute("priority")));
+		parsedCandidate
+				.setPort(Integer.parseInt(candidate.getAttribute("port")));
 		return parsedCandidate;
 	}
 
@@ -133,6 +137,7 @@ public class JingleCandidate {
 	}
 
 	public String toString() {
-		return this.getHost()+":"+this.getPort()+" (prio="+this.getPriority()+")";
+		return this.getHost() + ":" + this.getPort() + " (prio="
+				+ this.getPriority() + ")";
 	}
 }

src/eu/siacs/conversations/xmpp/jingle/JingleConnection.java

@@ -12,6 +12,7 @@ import android.content.Intent;
 import android.graphics.BitmapFactory;
 import android.net.Uri;
 import android.util.Log;
+import eu.siacs.conversations.Config;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Conversation;
 import eu.siacs.conversations.entities.Message;
@@ -100,10 +101,11 @@ public class JingleConnection {
 				mXmppConnectionService.markMessage(message,
 						Message.STATUS_RECEIVED);
 			}
-			Log.d("xmppService",
+			Log.d(Config.LOGTAG,
 					"sucessfully transmitted file:" + file.getAbsolutePath());
 			if (message.getEncryption() != Message.ENCRYPTION_PGP) {
-				Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
+				Intent intent = new Intent(
+						Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
 				intent.setData(Uri.fromFile(file));
 				mXmppConnectionService.sendBroadcast(intent);
 			}
@@ -121,17 +123,17 @@ public class JingleConnection {
 		@Override
 		public void success() {
 			if (initiator.equals(account.getFullJid())) {
-				Log.d("xmppService", "we were initiating. sending file");
+				Log.d(Config.LOGTAG, "we were initiating. sending file");
 				transport.send(file, onFileTransmissionSatusChanged);
 			} else {
 				transport.receive(file, onFileTransmissionSatusChanged);
-				Log.d("xmppService", "we were responding. receiving file");
+				Log.d(Config.LOGTAG, "we were responding. receiving file");
 			}
 		}
 
 		@Override
 		public void failed() {
-			Log.d("xmppService", "proxy activation failed");
+			Log.d(Config.LOGTAG, "proxy activation failed");
 		}
 	};
 
@@ -177,13 +179,13 @@ public class JingleConnection {
 				returnResult = this.receiveFallbackToIbb(packet);
 			} else {
 				returnResult = false;
-				Log.d("xmppService", "trying to fallback to something unknown"
+				Log.d(Config.LOGTAG, "trying to fallback to something unknown"
 						+ packet.toString());
 			}
 		} else if (packet.isAction("transport-accept")) {
 			returnResult = this.receiveTransportAccept(packet);
 		} else {
-			Log.d("xmppService", "packet arrived in connection. action was "
+			Log.d(Config.LOGTAG, "packet arrived in connection. action was "
 					+ packet.getAction());
 			returnResult = false;
 		}
@@ -224,14 +226,14 @@ public class JingleConnection {
 
 											@Override
 											public void failed() {
-												Log.d("xmppService",
+												Log.d(Config.LOGTAG,
 														"connection to our own primary candidete failed");
 												sendInitRequest();
 											}
 
 											@Override
 											public void established() {
-												Log.d("xmppService",
+												Log.d(Config.LOGTAG,
 														"succesfully connected to our own primary candidate");
 												mergeCandidate(candidate);
 												sendInitRequest();
@@ -239,7 +241,7 @@ public class JingleConnection {
 										});
 								mergeCandidate(candidate);
 							} else {
-								Log.d("xmppService",
+								Log.d(Config.LOGTAG,
 										"no primary candidate of our own was found");
 								sendInitRequest();
 							}
@@ -288,7 +290,7 @@ public class JingleConnection {
 								filename[filename.length - 2])) {
 							supportedFile = true;
 							if (filename[filename.length - 1].equals("otr")) {
-								Log.d("xmppService", "receiving otr file");
+								Log.d(Config.LOGTAG, "receiving otr file");
 								this.message
 										.setEncryption(Message.ENCRYPTION_OTR);
 							} else {
@@ -304,13 +306,13 @@ public class JingleConnection {
 					conversation.getMessages().add(message);
 					if (size <= this.mJingleConnectionManager
 							.getAutoAcceptFileSize()) {
-						Log.d("xmppService", "auto accepting file from "
+						Log.d(Config.LOGTAG, "auto accepting file from "
 								+ packet.getFrom());
 						this.acceptedAutomatically = true;
 						this.sendAccept();
 					} else {
 						message.markUnread();
-						Log.d("xmppService",
+						Log.d(Config.LOGTAG,
 								"not auto accepting new file offer with size: "
 										+ size
 										+ " allowed size:"
@@ -400,7 +402,7 @@ public class JingleConnection {
 
 								@Override
 								public void failed() {
-									Log.d("xmppService",
+									Log.d(Config.LOGTAG,
 											"connection to our own primary candidate failed");
 									content.socks5transport().setChildren(
 											getCandidatesAsElements());
@@ -411,7 +413,7 @@ public class JingleConnection {
 
 								@Override
 								public void established() {
-									Log.d("xmppService",
+									Log.d(Config.LOGTAG,
 											"connected to primary candidate");
 									mergeCandidate(candidate);
 									content.socks5transport().setChildren(
@@ -422,7 +424,7 @@ public class JingleConnection {
 								}
 							});
 						} else {
-							Log.d("xmppService",
+							Log.d(Config.LOGTAG,
 									"did not find a primary candidate for ourself");
 							content.socks5transport().setChildren(
 									getCandidatesAsElements());
@@ -446,7 +448,7 @@ public class JingleConnection {
 	}
 
 	private void sendJinglePacket(JinglePacket packet) {
-		// Log.d("xmppService",packet.toString());
+		// Log.d(Config.LOGTAG,packet.toString());
 		account.getXmppConnection().sendIqPacket(packet, responseListener);
 	}
 
@@ -470,14 +472,14 @@ public class JingleConnection {
 				} else {
 					String cid = content.socks5transport()
 							.findChild("activated").getAttribute("cid");
-					Log.d("xmppService", "received proxy activated (" + cid
+					Log.d(Config.LOGTAG, "received proxy activated (" + cid
 							+ ")prior to choosing our own transport");
 					JingleSocks5Transport connection = this.connections
 							.get(cid);
 					if (connection != null) {
 						connection.setActivated(true);
 					} else {
-						Log.d("xmppService", "activated connection not found");
+						Log.d(Config.LOGTAG, "activated connection not found");
 						this.sendCancel();
 						this.cancel();
 					}
@@ -487,7 +489,7 @@ public class JingleConnection {
 				onProxyActivated.failed();
 				return true;
 			} else if (content.socks5transport().hasChild("candidate-error")) {
-				Log.d("xmppService", "received candidate error");
+				Log.d(Config.LOGTAG, "received candidate error");
 				this.receivedCandidate = true;
 				if ((status == STATUS_ACCEPTED) && (this.sentCandidate)) {
 					this.connect();
@@ -497,14 +499,14 @@ public class JingleConnection {
 				String cid = content.socks5transport()
 						.findChild("candidate-used").getAttribute("cid");
 				if (cid != null) {
-					Log.d("xmppService", "candidate used by counterpart:" + cid);
+					Log.d(Config.LOGTAG, "candidate used by counterpart:" + cid);
 					JingleCandidate candidate = getCandidate(cid);
 					candidate.flagAsUsedByCounterpart();
 					this.receivedCandidate = true;
 					if ((status == STATUS_ACCEPTED) && (this.sentCandidate)) {
 						this.connect();
 					} else {
-						Log.d("xmppService",
+						Log.d(Config.LOGTAG,
 								"ignoring because file is already in transmission or we havent sent our candidate yet");
 					}
 					return true;
@@ -523,7 +525,7 @@ public class JingleConnection {
 		final JingleSocks5Transport connection = chooseConnection();
 		this.transport = connection;
 		if (connection == null) {
-			Log.d("xmppService", "could not find suitable candidate");
+			Log.d(Config.LOGTAG, "could not find suitable candidate");
 			this.disconnect();
 			if (this.initiator.equals(account.getFullJid())) {
 				this.sendFallbackToIbb();
@@ -532,7 +534,7 @@ public class JingleConnection {
 			this.status = STATUS_TRANSMITTING;
 			if (connection.needsActivation()) {
 				if (connection.getCandidate().isOurs()) {
-					Log.d("xmppService", "candidate "
+					Log.d(Config.LOGTAG, "candidate "
 							+ connection.getCandidate().getCid()
 							+ " was our proxy. going to activate");
 					IqPacket activation = new IqPacket(IqPacket.TYPE_SET);
@@ -557,17 +559,17 @@ public class JingleConnection {
 								}
 							});
 				} else {
-					Log.d("xmppService",
+					Log.d(Config.LOGTAG,
 							"candidate "
 									+ connection.getCandidate().getCid()
 									+ " was a proxy. waiting for other party to activate");
 				}
 			} else {
 				if (initiator.equals(account.getFullJid())) {
-					Log.d("xmppService", "we were initiating. sending file");
+					Log.d(Config.LOGTAG, "we were initiating. sending file");
 					connection.send(file, onFileTransmissionSatusChanged);
 				} else {
-					Log.d("xmppService", "we were responding. receiving file");
+					Log.d(Config.LOGTAG, "we were responding. receiving file");
 					connection.receive(file, onFileTransmissionSatusChanged);
 				}
 			}
@@ -579,11 +581,11 @@ public class JingleConnection {
 		for (Entry<String, JingleSocks5Transport> cursor : connections
 				.entrySet()) {
 			JingleSocks5Transport currentConnection = cursor.getValue();
-			// Log.d("xmppService","comparing candidate: "+currentConnection.getCandidate().toString());
+			// Log.d(Config.LOGTAG,"comparing candidate: "+currentConnection.getCandidate().toString());
 			if (currentConnection.isEstablished()
 					&& (currentConnection.getCandidate().isUsedByCounterpart() || (!currentConnection
 							.getCandidate().isOurs()))) {
-				// Log.d("xmppService","is usable");
+				// Log.d(Config.LOGTAG,"is usable");
 				if (connection == null) {
 					connection = currentConnection;
 				} else {
@@ -592,7 +594,7 @@ public class JingleConnection {
 						connection = currentConnection;
 					} else if (connection.getCandidate().getPriority() == currentConnection
 							.getCandidate().getPriority()) {
-						// Log.d("xmppService","found two candidates with same priority");
+						// Log.d(Config.LOGTAG,"found two candidates with same priority");
 						if (initiator.equals(account.getFullJid())) {
 							if (currentConnection.getCandidate().isOurs()) {
 								connection = currentConnection;
@@ -672,7 +674,7 @@ public class JingleConnection {
 
 				@Override
 				public void failed() {
-					Log.d("xmppService", "ibb open failed");
+					Log.d(Config.LOGTAG, "ibb open failed");
 				}
 
 				@Override
@@ -742,7 +744,7 @@ public class JingleConnection {
 
 			@Override
 			public void failed() {
-				Log.d("xmppService",
+				Log.d(Config.LOGTAG,
 						"connection failed with " + candidate.getHost() + ":"
 								+ candidate.getPort());
 				connectNextCandidate();
@@ -750,7 +752,7 @@ public class JingleConnection {
 
 			@Override
 			public void established() {
-				Log.d("xmppService",
+				Log.d(Config.LOGTAG,
 						"established connection with " + candidate.getHost()
 								+ ":" + candidate.getPort());
 				sendCandidateUsed(candidate.getCid());
@@ -874,7 +876,7 @@ public class JingleConnection {
 				}
 			}).start();
 		} else {
-			Log.d("xmppService", "status (" + status + ") was not ok");
+			Log.d(Config.LOGTAG, "status (" + status + ") was not ok");
 		}
 	}
 }

src/eu/siacs/conversations/xmpp/jingle/JingleConnectionManager.java

@@ -7,6 +7,7 @@ import java.util.List;
 import java.util.concurrent.CopyOnWriteArrayList;
 import android.annotation.SuppressLint;
 import android.util.Log;
+import eu.siacs.conversations.Config;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.entities.Message;
 import eu.siacs.conversations.services.XmppConnectionService;
@@ -37,14 +38,16 @@ public class JingleConnectionManager {
 			connections.add(connection);
 		} else {
 			for (JingleConnection connection : connections) {
-				if (connection.getAccountJid().equals(account.getFullJid()) && connection
+				if (connection.getAccountJid().equals(account.getFullJid())
-						.getSessionId().equals(packet.getSessionId()) && connection
+						&& connection.getSessionId().equals(
-						.getCounterPart().equals(packet.getFrom())) {
+								packet.getSessionId())
+						&& connection.getCounterPart().equals(packet.getFrom())) {
 					connection.deliverPacket(packet);
 					return;
 				}
 			}
-			account.getXmppConnection().sendIqPacket(packet.generateRespone(IqPacket.TYPE_ERROR), null);
+			account.getXmppConnection().sendIqPacket(
+					packet.generateRespone(IqPacket.TYPE_ERROR), null);
 		}
 	}
 
@@ -90,10 +93,15 @@ public class JingleConnectionManager {
 										.findChild("streamhost",
 												"http://jabber.org/protocol/bytestreams");
 								if (streamhost != null) {
-									JingleCandidate candidate = new JingleCandidate(nextRandomId(),true);
+									JingleCandidate candidate = new JingleCandidate(
-									candidate.setHost(streamhost.getAttribute("host"));
+											nextRandomId(), true);
-									candidate.setPort(Integer.parseInt(streamhost.getAttribute("port")));
+									candidate.setHost(streamhost
-									candidate.setType(JingleCandidate.TYPE_PROXY);
+											.getAttribute("host"));
+									candidate.setPort(Integer
+											.parseInt(streamhost
+													.getAttribute("port")));
+									candidate
+											.setType(JingleCandidate.TYPE_PROXY);
 									candidate.setJid(proxy);
 									candidate.setPriority(655360 + 65535);
 									primaryCandidates.put(account.getJid(),
@@ -121,7 +129,8 @@ public class JingleConnectionManager {
 	}
 
 	public long getAutoAcceptFileSize() {
-		String config = this.xmppConnectionService.getPreferences().getString("auto_accept_file_size", "524288");
+		String config = this.xmppConnectionService.getPreferences().getString(
+				"auto_accept_file_size", "524288");
 		try {
 			return Long.parseLong(config);
 		} catch (NumberFormatException e) {
@@ -133,10 +142,12 @@ public class JingleConnectionManager {
 		String sid = null;
 		Element payload = null;
 		if (packet.hasChild("open", "http://jabber.org/protocol/ibb")) {
-			payload = packet.findChild("open","http://jabber.org/protocol/ibb");
+			payload = packet
+					.findChild("open", "http://jabber.org/protocol/ibb");
 			sid = payload.getAttribute("sid");
 		} else if (packet.hasChild("data", "http://jabber.org/protocol/ibb")) {
-			payload = packet.findChild("data","http://jabber.org/protocol/ibb");
+			payload = packet
+					.findChild("data", "http://jabber.org/protocol/ibb");
 			sid = payload.getAttribute("sid");
 		}
 		if (sid != null) {
@@ -150,9 +161,10 @@ public class JingleConnectionManager {
 					}
 				}
 			}
-			Log.d("xmppService","couldnt deliver payload: "+payload.toString());
+			Log.d(Config.LOGTAG,
+					"couldnt deliver payload: " + payload.toString());
 		} else {
-			Log.d("xmppService","no sid found in incomming ibb packet");
+			Log.d(Config.LOGTAG, "no sid found in incomming ibb packet");
 		}
 	}
 

src/eu/siacs/conversations/xmpp/jingle/JingleFile.java

@@ -5,6 +5,7 @@ import java.security.Key;
 
 import javax.crypto.spec.SecretKeySpec;
 
+import eu.siacs.conversations.Config;
 import eu.siacs.conversations.utils.CryptoHelper;
 import android.util.Log;
 
@@ -54,9 +55,11 @@ public class JingleFile extends File {
 			System.arraycopy(key, 0, secretKey, 0, 16);
 			this.aeskey = new SecretKeySpec(secretKey, "AES");
 		} else {
-			Log.d("xmppService","weird key");
+			Log.d(Config.LOGTAG, "weird key");
 		}
-		Log.d("xmppService","using aes key "+CryptoHelper.bytesToHex(this.aeskey.getEncoded()));
+		Log.d(Config.LOGTAG,
+				"using aes key "
+						+ CryptoHelper.bytesToHex(this.aeskey.getEncoded()));
 	}
 
 	public Key getKey() {

src/eu/siacs/conversations/xmpp/jingle/JingleInbandTransport.java

@@ -77,7 +77,8 @@ public class JingleInbandTransport extends JingleTransport {
 	}
 
 	@Override
-	public void receive(JingleFile file, OnFileTransmissionStatusChanged callback) {
+	public void receive(JingleFile file,
+			OnFileTransmissionStatusChanged callback) {
 		this.onFileTransmissionStatusChanged = callback;
 		this.file = file;
 		try {
@@ -150,7 +151,8 @@ public class JingleInbandTransport extends JingleTransport {
 		try {
 			byte[] buffer = Base64.decode(data, Base64.NO_WRAP);
 			if (this.remainingSize < buffer.length) {
-				buffer = Arrays.copyOfRange(buffer, 0, (int) this.remainingSize);
+				buffer = Arrays
+						.copyOfRange(buffer, 0, (int) this.remainingSize);
 			}
 			this.remainingSize -= buffer.length;
 

src/eu/siacs/conversations/xmpp/jingle/JingleSocks5Transport.java

@@ -21,7 +21,8 @@ public class JingleSocks5Transport extends JingleTransport {
 	private boolean activated = false;
 	protected Socket socket;
 
-	public JingleSocks5Transport(JingleConnection jingleConnection, JingleCandidate candidate) {
+	public JingleSocks5Transport(JingleConnection jingleConnection,
+			JingleCandidate candidate) {
 		this.candidate = candidate;
 		try {
 			MessageDigest mDigest = MessageDigest.getInstance("SHA-1");
@@ -48,7 +49,8 @@ public class JingleSocks5Transport extends JingleTransport {
 			@Override
 			public void run() {
 				try {
-					socket = new Socket(candidate.getHost(), candidate.getPort());
+					socket = new Socket(candidate.getHost(),
+							candidate.getPort());
 					inputStream = socket.getInputStream();
 					outputStream = socket.getOutputStream();
 					byte[] login = { 0x05, 0x01, 0x00 };
@@ -57,8 +59,9 @@ public class JingleSocks5Transport extends JingleTransport {
 					outputStream.write(login);
 					inputStream.read(reply);
 					if (Arrays.equals(reply, expectedReply)) {
-						String connect = "" + '\u0005' + '\u0001' + '\u0000' + '\u0003'
+						String connect = "" + '\u0005' + '\u0001' + '\u0000'
-								+ '\u0028' + destination + '\u0000' + '\u0000';
+								+ '\u0003' + '\u0028' + destination + '\u0000'
+								+ '\u0000';
 						outputStream.write(connect.getBytes());
 						byte[] result = new byte[2];
 						inputStream.read(result);
@@ -83,7 +86,8 @@ public class JingleSocks5Transport extends JingleTransport {
 
 	}
 
-	public void send(final JingleFile file, final OnFileTransmissionStatusChanged callback) {
+	public void send(final JingleFile file,
+			final OnFileTransmissionStatusChanged callback) {
 		new Thread(new Runnable() {
 
 			@Override
@@ -128,7 +132,8 @@ public class JingleSocks5Transport extends JingleTransport {
 
 	}
 
-	public void receive(final JingleFile file, final OnFileTransmissionStatusChanged callback) {
+	public void receive(final JingleFile file,
+			final OnFileTransmissionStatusChanged callback) {
 		new Thread(new Runnable() {
 
 			@Override

src/eu/siacs/conversations/xmpp/jingle/JingleTransport.java

@@ -15,15 +15,24 @@ import javax.crypto.CipherInputStream;
 import javax.crypto.NoSuchPaddingException;
 import javax.crypto.spec.IvParameterSpec;
 
+import eu.siacs.conversations.Config;
+
 import android.util.Log;
 
 public abstract class JingleTransport {
 	public abstract void connect(final OnTransportConnected callback);
-	public abstract void receive(final JingleFile file, final OnFileTransmissionStatusChanged callback);
-	public abstract void send(final JingleFile file, final OnFileTransmissionStatusChanged callback);
-	private byte[] iv = {0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0xf};
 
-	protected InputStream getInputStream(JingleFile file) throws FileNotFoundException {
+	public abstract void receive(final JingleFile file,
+			final OnFileTransmissionStatusChanged callback);
+
+	public abstract void send(final JingleFile file,
+			final OnFileTransmissionStatusChanged callback);
+
+	private byte[] iv = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
+			0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0xf };
+
+	protected InputStream getInputStream(JingleFile file)
+			throws FileNotFoundException {
 		if (file.getKey() == null) {
 			return new FileInputStream(file);
 		} else {
@@ -31,25 +40,26 @@ public abstract class JingleTransport {
 				IvParameterSpec ips = new IvParameterSpec(iv);
 				Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
 				cipher.init(Cipher.ENCRYPT_MODE, file.getKey(), ips);
-				Log.d("xmppService","opening encrypted input stream");
+				Log.d(Config.LOGTAG, "opening encrypted input stream");
 				return new CipherInputStream(new FileInputStream(file), cipher);
 			} catch (NoSuchAlgorithmException e) {
-				Log.d("xmppService","no such algo: "+e.getMessage());
+				Log.d(Config.LOGTAG, "no such algo: " + e.getMessage());
 				return null;
 			} catch (NoSuchPaddingException e) {
-				Log.d("xmppService","no such padding: "+e.getMessage());
+				Log.d(Config.LOGTAG, "no such padding: " + e.getMessage());
 				return null;
 			} catch (InvalidKeyException e) {
-				Log.d("xmppService","invalid key: "+e.getMessage());
+				Log.d(Config.LOGTAG, "invalid key: " + e.getMessage());
 				return null;
 			} catch (InvalidAlgorithmParameterException e) {
-				Log.d("xmppService","invavid iv:"+e.getMessage());
+				Log.d(Config.LOGTAG, "invavid iv:" + e.getMessage());
 				return null;
 			}
 		}
 	}
 
-	protected OutputStream getOutputStream(JingleFile file) throws FileNotFoundException {
+	protected OutputStream getOutputStream(JingleFile file)
+			throws FileNotFoundException {
 		if (file.getKey() == null) {
 			return new FileOutputStream(file);
 		} else {
@@ -57,19 +67,20 @@ public abstract class JingleTransport {
 				IvParameterSpec ips = new IvParameterSpec(iv);
 				Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
 				cipher.init(Cipher.DECRYPT_MODE, file.getKey(), ips);
-				Log.d("xmppService","opening encrypted output stream");
+				Log.d(Config.LOGTAG, "opening encrypted output stream");
-				return new CipherOutputStream(new FileOutputStream(file), cipher);
+				return new CipherOutputStream(new FileOutputStream(file),
+						cipher);
 			} catch (NoSuchAlgorithmException e) {
-				Log.d("xmppService","no such algo: "+e.getMessage());
+				Log.d(Config.LOGTAG, "no such algo: " + e.getMessage());
 				return null;
 			} catch (NoSuchPaddingException e) {
-				Log.d("xmppService","no such padding: "+e.getMessage());
+				Log.d(Config.LOGTAG, "no such padding: " + e.getMessage());
 				return null;
 			} catch (InvalidKeyException e) {
-				Log.d("xmppService","invalid key: "+e.getMessage());
+				Log.d(Config.LOGTAG, "invalid key: " + e.getMessage());
 				return null;
 			} catch (InvalidAlgorithmParameterException e) {
-				Log.d("xmppService","invavid iv:"+e.getMessage());
+				Log.d(Config.LOGTAG, "invavid iv:" + e.getMessage());
 				return null;
 			}
 		}

src/eu/siacs/conversations/xmpp/jingle/OnFileTransmissionStatusChanged.java

@@ -2,5 +2,6 @@ package eu.siacs.conversations.xmpp.jingle;
 
 public interface OnFileTransmissionStatusChanged {
 	public void onFileTransmitted(JingleFile file);
+
 	public void onFileTransferAborted();
 }

src/eu/siacs/conversations/xmpp/jingle/OnPrimaryCandidateFound.java

@@ -1,5 +1,6 @@
 package eu.siacs.conversations.xmpp.jingle;
 
 public interface OnPrimaryCandidateFound {
-	public void onPrimaryCandidateFound(boolean success, JingleCandidate canditate);
+	public void onPrimaryCandidateFound(boolean success,
+			JingleCandidate canditate);
 }

src/eu/siacs/conversations/xmpp/jingle/OnTransportConnected.java

@@ -2,5 +2,6 @@ package eu.siacs.conversations.xmpp.jingle;
 
 public interface OnTransportConnected {
 	public void failed();
+
 	public void established();
 }

src/eu/siacs/conversations/xmpp/jingle/stanzas/Content.java

@@ -26,7 +26,8 @@ public class Content extends Element {
 	}
 
 	public void setFileOffer(JingleFile actualFile, boolean otr) {
-		Element description = this.addChild("description", "urn:xmpp:jingle:apps:file-transfer:3");
+		Element description = this.addChild("description",
+				"urn:xmpp:jingle:apps:file-transfer:3");
 		Element offer = description.addChild("offer");
 		Element file = offer.addChild("file");
 		file.addChild("size").setContent("" + actualFile.getSize());
@@ -38,7 +39,8 @@ public class Content extends Element {
 	}
 
 	public Element getFileOffer() {
-		Element description = this.findChild("description", "urn:xmpp:jingle:apps:file-transfer:3");
+		Element description = this.findChild("description",
+				"urn:xmpp:jingle:apps:file-transfer:3");
 		if (description == null) {
 			return null;
 		}
@@ -50,9 +52,11 @@ public class Content extends Element {
 	}
 
 	public void setFileOffer(Element fileOffer) {
-		Element description = this.findChild("description", "urn:xmpp:jingle:apps:file-transfer:3");
+		Element description = this.findChild("description",
+				"urn:xmpp:jingle:apps:file-transfer:3");
 		if (description == null) {
-			description = this.addChild("description", "urn:xmpp:jingle:apps:file-transfer:3");
+			description = this.addChild("description",
+					"urn:xmpp:jingle:apps:file-transfer:3");
 		}
 		description.addChild(fileOffer);
 	}
@@ -67,18 +71,22 @@ public class Content extends Element {
 	}
 
 	public Element socks5transport() {
-		Element transport = this.findChild("transport", "urn:xmpp:jingle:transports:s5b:1");
+		Element transport = this.findChild("transport",
+				"urn:xmpp:jingle:transports:s5b:1");
 		if (transport == null) {
-			transport = this.addChild("transport", "urn:xmpp:jingle:transports:s5b:1");
+			transport = this.addChild("transport",
+					"urn:xmpp:jingle:transports:s5b:1");
 			transport.setAttribute("sid", this.transportId);
 		}
 		return transport;
 	}
 
 	public Element ibbTransport() {
-		Element transport = this.findChild("transport", "urn:xmpp:jingle:transports:ibb:1");
+		Element transport = this.findChild("transport",
+				"urn:xmpp:jingle:transports:ibb:1");
 		if (transport == null) {
-			transport = this.addChild("transport", "urn:xmpp:jingle:transports:ibb:1");
+			transport = this.addChild("transport",
+					"urn:xmpp:jingle:transports:ibb:1");
 			transport.setAttribute("sid", this.transportId);
 		}
 		return transport;

src/eu/siacs/conversations/xmpp/pep/Avatar.java

@@ -11,9 +11,11 @@ public class Avatar {
 	public int width;
 	public long size;
 	public String owner;
+
 	public byte[] getImageAsBytes() {
 		return Base64.decode(image, Base64.DEFAULT);
 	}
+
 	public String getFilename() {
 		if (type == null) {
 			return sha1sum;
@@ -40,7 +42,8 @@ public class Avatar {
 			return null;
 		}
 		for (Element child : metadata.getChildren()) {
-			if (child.getName().equals("info") && primaryId.equals(child.getAttribute("id"))) {
+			if (child.getName().equals("info")
+					&& primaryId.equals(child.getAttribute("id"))) {
 				Avatar avatar = new Avatar();
 				String height = child.getAttribute("height");
 				String width = child.getAttribute("width");

src/eu/siacs/conversations/xmpp/stanzas/IqPacket.java

@@ -2,7 +2,6 @@ package eu.siacs.conversations.xmpp.stanzas;
 
 import eu.siacs.conversations.xml.Element;
 
-
 public class IqPacket extends AbstractStanza {
 
 	public static final int TYPE_ERROR = -1;

src/eu/siacs/conversations/xmpp/stanzas/PresencePacket.java

@@ -1,6 +1,5 @@
 package eu.siacs.conversations.xmpp.stanzas;
 
-
 public class PresencePacket extends AbstractStanza {
 
 	public PresencePacket() {