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Timothy Prepscius 2013-07-14 14:38:42 -04:00
parent 10028cd6e8
commit e822c224af
19 changed files with 2261 additions and 0 deletions
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19
java/core/src/core/connector/ConnectorException.java Normal file
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/**
* Author: Timothy Prepscius
* License: GPLv3 Affero + keep my name in the code!
*/
package core.connector;
public class ConnectorException extends Exception
{
public ConnectorException (Exception e)
{
super(e);
}
public ConnectorException (String message)
{
super (message);
}
}

53
java/core/src/core/connector/FileInfo.java Normal file
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/**
* Author: Timothy Prepscius
* License: GPLv3 Affero + keep my name in the code!
*/
package core.connector;
import java.util.Comparator;
import java.util.Date;
public class FileInfo
{
static public class SortByDateAscending implements Comparator<FileInfo>
{
@Override
public int compare(FileInfo o1, FileInfo o2)
{
long time = o1.date.getTime() - o2.date.getTime();
return time == 0 ? 0 : (time > 0 ? 1 : -1);
}
};
enum Type
{
Directory
}
public String path;
public String relativePath;
public long size;
public Type type;
public Date date;
public String version;
public Object user;
public FileInfo(String path, String relativePath, long size, Date date, String version)
{
this.path = path;
this.relativePath = relativePath;
this.size = size;
this.date = date;
this.version = version;
}
public String getFileName()
{
int lastSlash = path.lastIndexOf('/');
if (lastSlash == -1)
return path;
return path.substring(lastSlash+1);
}
}

26
java/core/src/core/connector/async/AsyncStoreConnector.java Normal file
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/**
* Author: Timothy Prepscius
* License: GPLv3 Affero + keep my name in the code!
*/
package core.connector.async;
import java.util.Date;
import core.callback.Callback;
public interface AsyncStoreConnector
{
Callback list_ (String path);
Callback createDirectory_ (String path);
Callback ensureDirectories_ (String[] directories);
Callback put_ (String path, byte[] bytes);
Callback get_ (String path);
Callback put_ (String path);
Callback get_ ();
Callback move_ (String from, String to);
Callback delete_ (String path);
}

84
java/core/src/core/connector/async/AsyncStoreConnectorAdapter.java Normal file
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/**
* Author: Timothy Prepscius
* License: GPLv3 Affero + keep my name in the code!
*/
package core.connector.async;
import core.callback.Callback;
import core.callback.CallbackDefault;
import core.util.Base64;
import core.util.Zip;
public abstract class AsyncStoreConnectorAdapter implements AsyncStoreConnector
{
AsyncStoreConnector connector;
AsyncStoreConnectorAdapter (AsyncStoreConnector connector)
{
this.connector = connector;
}
@Override
public Callback list_(String path)
{
return connector.list_(path);
}
@Override
public Callback createDirectory_(String path)
{
return connector.createDirectory_(path);
}
@Override
public Callback ensureDirectories_(String[] directories)
{
return connector.ensureDirectories_(directories);
}
public Callback get_(String path)
{
return
new CallbackDefault(path) {
public void onSuccess(Object... arguments) throws Exception {
String path = V(0);
get_().setReturn(callback).invoke((String)path);
}
};
}
public Callback get_()
{
return connector.get_();
}
public Callback put_(String path, byte[] bytes)
{
return
new CallbackDefault(path, bytes) {
public void onSuccess(Object... arguments) throws Exception {
String path = V(0);
byte[] bytes = V(1);
put_(path).setReturn(callback).invoke(bytes);
}
};
}
public Callback put_(String path)
{
return connector.put_(path);
}
@Override
public Callback move_(String from, String to)
{
return connector.move_(from, to);
}
@Override
public Callback delete_(String path)
{
return connector.delete_(path);
}
}

36
java/core/src/core/connector/async/AsyncStoreConnectorBase64.java Normal file
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/**
* Author: Timothy Prepscius
* License: GPLv3 Affero + keep my name in the code!
*/
package core.connector.async;
import core.callback.Callback;
import core.callback.CallbackDefault;
import core.callback.CallbackWithVariables;
import core.callbacks.SaveArguments;
import core.util.Base64;
public class AsyncStoreConnectorBase64 extends AsyncStoreConnectorAdapter
{
public AsyncStoreConnectorBase64(AsyncStoreConnector connector)
{
super(connector);
}
public Callback get_()
{
SaveArguments save = new SaveArguments();
return super.get_()
.addCallback(save)
.addCallback(Base64.decodeBytes_())
.addCallback(save.restore_(0,101));
}
public Callback put_(String path)
{
return Base64.encodeBytes_().addCallback(super.put_(path));
}
}

41
java/core/src/core/connector/async/AsyncStoreConnectorEncrypted.java Normal file
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/**
* Author: Timothy Prepscius
* License: GPLv3 Affero + keep my name in the code!
*/
package core.connector.async;
import core.callback.Callback;
import core.callback.CallbackDefault;
import core.callbacks.SaveArguments;
import core.crypt.Cryptor;
import core.util.Base64;
import core.util.Zip;
public class AsyncStoreConnectorEncrypted extends AsyncStoreConnectorAdapter
{
Cryptor cryptor;
public AsyncStoreConnectorEncrypted(Cryptor cryptor, AsyncStoreConnector connector)
{
super(connector);
this.cryptor = cryptor;
}
public Callback get_()
{
SaveArguments save = new SaveArguments();
return super.get_()
.addCallback(save)
.addCallback(cryptor.decrypt_())
.addCallback(Zip.inflate_())
.addCallback(save.restore_(0,101));
}
public Callback put_(String path)
{
return Zip.deflate_().addCallback(cryptor.encrypt_()).addCallback(super.put_(path));
}
}

136
java/core/src/core/connector/async/AsyncStoreConnectorHelper.java Normal file
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/**
* Author: Timothy Prepscius
* License: GPLv3 Affero + keep my name in the code!
*/
package core.connector.async;
import java.util.Date;
import java.util.List;
import core.callback.Callback;
import core.callback.CallbackChain;
import core.callback.CallbackDefault;
import core.callback.CallbackEmpty;
import core.callback.CallbackWithVariables;
import core.connector.FileInfo;
public abstract class AsyncStoreConnectorHelper implements AsyncStoreConnector
{
abstract public void list(String path, Callback callback);
abstract public void createDirectory(String path, Callback callback);
abstract public void get(String path, Callback callback);
abstract public void put(String path, byte[] bytes, Callback callback);
abstract public void delete(String path, Callback callback);
// abstract public void move(String from, String to, Callback callback);
public void ensureDirectories(String[] folders, Callback callback)
{
CallbackChain chain = new CallbackChain();
for (String path : folders)
{
chain.addCallback(new CallbackWithVariables(path) {
@Override
public void invoke(Object... arguments)
{
String path = V(0);
createDirectory(path, callback);
}
});
}
chain.setReturn(callback);
chain.invoke();
}
@Override
public Callback createDirectory_(String path)
{
return new CallbackDefault(path) {
public void onSuccess(Object... arguments) throws Exception {
createDirectory((String)V(0), callback);
}
};
}
@Override
public Callback list_(String path)
{
return new CallbackDefault(path) {
public void onSuccess(Object... arguments) throws Exception {
list((String)V(0), callback);
}
};
}
@Override
public Callback get_()
{
return new CallbackDefault() {
public void onSuccess(Object... arguments) throws Exception {
get((String)arguments[0], callback);
}
};
}
public Callback get_(String path)
{
return
new CallbackDefault(path) {
public void onSuccess(Object... arguments) throws Exception {
get((String)V(0), callback);
}
};
}
@Override
public Callback put_(String path)
{
return new CallbackDefault(path) {
public void onSuccess(Object... arguments) throws Exception {
put((String)V(0), (byte[])arguments[0], callback);
}
};
}
public Callback put_(String path, byte[] bytes)
{
return
new CallbackDefault(path, bytes) {
public void onSuccess(Object... arguments) throws Exception {
put((String)V(0), (byte[])V(1), callback);
}
};
}
@Override
public Callback move_(String from, String to)
{
return new CallbackEmpty();
}
@Override
public Callback delete_(String path) {
return
new CallbackDefault(path) {
public void onSuccess(Object... arguments) throws Exception {
delete((String)V(0), callback);
}
};
}
@Override
public Callback ensureDirectories_(String[] folders)
{
return new CallbackDefault(new Object[] { folders }) {
@Override
public void onSuccess(Object... arguments) throws Exception {
ensureDirectories((String[])V(0), callback);
}
};
}
}

244
java/core/src/core/connector/async/Lock.java Normal file
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/**
* Author: Timothy Prepscius
* License: GPLv3 Affero + keep my name in the code!
*/
package core.connector.async;
import java.util.Date;
import java.util.List;
import core.util.SecureRandom;
import core.callback.Callback;
import core.callback.CallbackDefault;
import core.connector.FileInfo;
import core.util.LogNull;
import core.util.LogOut;
public class Lock
{
static LogNull log = new LogNull(Lock.class);
static SecureRandom random = new SecureRandom();
public AsyncStoreConnector connector;
String path;
int intervalSeconds;
int remainingBeforeRelockSecond;
Date expiration;
String version;
public Lock(AsyncStoreConnector connector, String path, int intervalSeconds, int remainingBeforeRelockSecond)
{
this.connector = connector;
this.path = path;
this.intervalSeconds = intervalSeconds;
this.remainingBeforeRelockSecond = remainingBeforeRelockSecond;
}
protected void reset ()
{
version = null;
expiration = null;
}
protected Date getExpirationFor (Date timeLocked)
{
return new Date(timeLocked.getTime() + intervalSeconds * 1000);
}
protected boolean hasExpired (Date expiration)
{
Date now = new Date();
return now.after(expiration);
}
protected boolean closeToExpiration (Date expiration)
{
return getRemainingTimeInSeconds(expiration) < 1;
}
protected long getRemainingTimeInSeconds (Date expiration)
{
Date now = new Date();
return (expiration.getTime() - now.getTime())/1000;
}
public Callback lock_()
{
return
connector.list_(path)
.addCallback(lockOnInfo_())
.addCallback(possiblyLockIfNecessary_());
}
public Callback relock_()
{
return new CallbackDefault()
{
public void onSuccess(Object... arguments) throws Exception
{
if (expiration == null || closeToExpiration(expiration))
{
log.debug(this, "lock close to expired or expired, going to fully lock");
call(lock_());
}
else
{
log.debug(this, "lock still active, relock only if necesary.");
call(possiblyLockIfNecessary_());
}
}
} ;
}
protected Callback possiblyLockIfNecessary_ ()
{
return new CallbackDefault() {
public void onSuccess(Object... arguments) throws Exception
{
long remainingTime = 0;
if (expiration != null)
{
remainingTime = getRemainingTimeInSeconds(expiration);
}
if (remainingTime < remainingBeforeRelockSecond)
{
log.debug(this, "remainingTime",remainingTime,"<", remainingBeforeRelockSecond, "LOCKING!");
byte[] bytes = new byte[8];
random.nextBytes(bytes);
call(
connector.put_(path, bytes)
.addCallback(storeLock_())
);
}
else
{
log.debug(this, "remainingTime",remainingTime,">=", remainingBeforeRelockSecond);
next(arguments);
}
}
};
}
public Callback lockOnInfo_ ()
{
return new CallbackDefault () {
@Override
public void onSuccess(Object... arguments) throws Exception {
List<FileInfo> fileInfo = (List<FileInfo>) arguments[0];
boolean locked = false;
if (!fileInfo.isEmpty())
{
FileInfo info = fileInfo.get(0);
Date lockExpiration = getExpirationFor(info.date);
// it's not our lock
if (!info.version.equals(version))
{
locked = !hasExpired(lockExpiration);
reset();
log.debug(this, "file.date", info.date,"lockExpiration",lockExpiration,"locked",locked);
}
else
{
log.debug(this, "we have the lock!! setting expiration..", lockExpiration);
expiration = lockExpiration;
}
}
if (locked)
throw new Exception("Someone else has the lock");
next(arguments);
}
};
}
public Callback storeLock_ ()
{
return new CallbackDefault() {
public void onSuccess(Object... arguments) throws Exception {
expiration = getExpirationFor(new Date());
version = (String) arguments[0];
next(arguments);
}
};
}
public void testLock (List<FileInfo> fileInfo) throws Exception
{
boolean lockFound = false;
for (FileInfo i : fileInfo)
{
log.trace("testLock", i.path, path);
if (i.path.equals(path))
{
lockFound = true;
if (i.version != version)
{
throw new Exception("Lock was not obtained");
}
else
{
log.debug(this, "test lock found the lock, setting the expiration time to the file system.", i.date);
expiration = getExpirationFor(i.date);
}
if (hasExpired(expiration))
throw new Exception("Lock has already expired");
}
}
if (!lockFound)
throw new Exception("Lock not found.");
}
public Callback testLock_ ()
{
return new CallbackDefault () {
@Override
public void onSuccess(Object... arguments) throws Exception {
List<FileInfo> fileInfo = (List<FileInfo>) arguments[0];
testLock(fileInfo);
next(arguments);
}
};
}
public Callback unlock_()
{
return new CallbackDefault ()
{
public void onSuccess(Object... arguments) throws Exception
{
// never unlock, just let them expire
/*
if (hasExpired(expiration))
{
next(new Exception("Lock has already expired"));
}
else
{
connector.delete_(path).setReturn(callback).invoke();
reset();
}
*/
next(arguments);
}
};
}
};

53
java/core/src/core/connector/dropbox/ClientInfoDropbox.java Normal file
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/**
* Author: Timothy Prepscius
* License: GPLv3 Affero + keep my name in the code!
*/
package core.connector.dropbox;
import core.constants.ConstantsDropbox;
import core.util.Environment;
public class ClientInfoDropbox
{
private String userPrefix;
private String appKey;
private String appSecret;
private String tokenKey;
private String tokenSecret;
public ClientInfoDropbox (Environment e)
{
userPrefix = e.get(ConstantsDropbox.DropboxUserPrefix);
appKey = e.checkGet(ConstantsDropbox.DropboxAppKey);
appSecret = e.checkGet(ConstantsDropbox.DropboxAppSecret);
tokenKey = e.checkGet(ConstantsDropbox.DropboxTokenKey);
tokenSecret = e.checkGet(ConstantsDropbox.DropboxTokenSecret);
}
public String getUserPrefix ()
{
return userPrefix;
}
public String getAppKey ()
{
return appKey;
}
public String getAppSecret ()
{
return appSecret;
}
public String getTokenKey ()
{
return tokenKey;
}
public String getTokenSecret ()
{
return tokenSecret;
}
}

375
java/core/src/core/connector/dropbox/async/ConnectorDropbox.java Normal file
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/**
* Author: Timothy Prepscius
* License: GPLv3 Affero + keep my name in the code!
*/
package core.connector.dropbox.async;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Date;
import java.util.List;
import org.json.JSONArray;
import org.json.JSONObject;
import core.callback.Callback;
import core.callback.CallbackDefault;
import core.callback.CallbackWithVariables;
import core.connector.FileInfo;
import core.connector.async.AsyncStoreConnectorHelper;
import core.connector.dropbox.ClientInfoDropbox;
import core.util.DateFormat;
import core.util.FastRandom;
import core.util.HttpDelegate;
import core.util.LogNull;
public class ConnectorDropbox extends AsyncStoreConnectorHelper
{
static LogNull log = new LogNull(ConnectorDropbox.class);
ClientInfoDropbox info;
HttpDelegate httpDelegate;
FastRandom fastRandom;
public ConnectorDropbox(ClientInfoDropbox clientInfo, HttpDelegate httpDelegate)
{
this.info = clientInfo;
this.httpDelegate = httpDelegate;
fastRandom = new FastRandom();
}
protected String getGlobalPath (String path)
{
if (info.getUserPrefix() != null)
return info.getUserPrefix() + "/" + path;
return path;
}
public void listDirectoryFinished (String containingPath, Callback callback, Object... arguments)
{
log.debug("listDirectoryFinished");
try
{
if (arguments[0] instanceof Exception)
throw (Exception)arguments[0];
String result = (String)arguments[0];
List<FileInfo> fileInfos = new ArrayList<FileInfo>();
JSONObject o = new JSONObject(result);
JSONArray contents = (JSONArray) o.get("contents");
DateFormat dateTimeFormat = new DateFormat("EEE, d MMM yyyy HH:mm:ss Z");
for (int i=0; i<contents.length(); ++i)
{
JSONObject f = (JSONObject) contents.get(i);
String dropboxPath = (String) f.get("path");
int realPath = dropboxPath.indexOf(containingPath);
if (realPath == -1)
continue;
String path = dropboxPath.substring(realPath);
String relativePath = path.substring(containingPath.length());
long size = ((Integer)f.get("bytes")).longValue();
String time = (String) f.get("modified");
String revision = (String) f.getString("rev");
Date date = dateTimeFormat.parse(time);
FileInfo fi = new FileInfo(path, relativePath, size, date, revision);
fileInfos.add(fi);
}
Collections.sort(fileInfos, new FileInfo.SortByDateAscending());
for (FileInfo i : fileInfos)
log.debug ("path: ", i.path, " date:", i.date);
callback.invoke(fileInfos);
}
catch (Exception e)
{
e.printStackTrace();
callback.invoke(e);
}
}
public void searchDirectoryFinished (String containingPath, Callback callback, Object... arguments)
{
log.debug("listDirectoryFinished");
try
{
if (arguments[0] instanceof Exception)
throw (Exception)arguments[0];
String result = (String)arguments[0];
List<FileInfo> fileInfos = new ArrayList<FileInfo>();
JSONArray contents = new JSONArray(result);
DateFormat dateTimeFormat = new DateFormat("EEE, d MMM yyyy HH:mm:ss Z");
for (int i=0; i<contents.length(); ++i)
{
JSONObject f = (JSONObject) contents.get(i);
String dropboxPath = (String) f.get("path");
int realPath = dropboxPath.indexOf(containingPath);
if (realPath == -1)
continue;
String path = dropboxPath.substring(realPath);
String relativePath = path.substring(containingPath.length());
long size = ((Integer)f.get("bytes")).longValue();
String time = (String) f.get("modified");
String revision = (String) f.getString("rev");
Date date = dateTimeFormat.parse(time);
FileInfo fi = new FileInfo(path, relativePath, size, date, revision);
fileInfos.add(fi);
}
Collections.sort(fileInfos, new FileInfo.SortByDateAscending());
for (FileInfo i : fileInfos)
log.debug ("path: ", i.path, " date:", i.date);
callback.invoke(fileInfos);
}
catch (Exception e)
{
e.printStackTrace();
callback.invoke(e);
}
}
public void list (String path, Callback callback)
{
if (path.endsWith("/"))
doList(path, callback);
else
doSearch(path, callback);
}
public void doSearch(String path, Callback callback)
{
log.debug("searchDirectory",path);
try
{
String API_METADATA_URL="https://api.dropbox.com/1/search/sandbox";
String globalPath = getGlobalPath(path);
String directory = globalPath.substring(0, globalPath.lastIndexOf('/'));
String file = globalPath.substring(globalPath.lastIndexOf('/')+1);
String url =
API_METADATA_URL +
"/" + directory +
"?query=" + file +
"&oauth_consumer_key=" + info.getAppKey() +
"&oauth_token=" + info.getTokenKey() +
"&oauth_signature_method=PLAINTEXT" +
"&oauth_signature=" + info.getAppSecret() + "%26" + info.getTokenSecret() +
"&oauth_timestamp=" + new Date().getTime() +
"&oauth_nonce=" + fastRandom.nextInt();
httpDelegate.execute (HttpDelegate.GET, url, null, false, false, null,
new CallbackWithVariables(callback, path) {
@Override
public void invoke(Object... arguments)
{
Callback callback = V(0);
String path = V(1);
searchDirectoryFinished(path, callback, arguments);
}
}
);
}
catch (Exception e)
{
callback.invoke(e);
}
}
public void doList(String path, Callback callback)
{
log.debug("listDirectory",path);
try
{
String API_METADATA_URL="https://api.dropbox.com/1/metadata/sandbox";
String url =
API_METADATA_URL +
"/" + getGlobalPath(path) + "?" +
"oauth_consumer_key=" + info.getAppKey() + "&" +
"oauth_token=" + info.getTokenKey() + "&" +
"oauth_signature_method=PLAINTEXT" + "&" +
"oauth_signature=" + info.getAppSecret() + "%26" + info.getTokenSecret() + "&" +
"oauth_timestamp=" + new Date().getTime() + "&" +
"oauth_nonce=" + fastRandom.nextInt();
httpDelegate.execute (HttpDelegate.GET, url, null, false, false, null,
new CallbackWithVariables(callback, path) {
@Override
public void invoke(Object... arguments)
{
Callback callback = V(0);
String path = V(1);
listDirectoryFinished(path, callback, arguments);
}
}
);
}
catch (Exception e)
{
callback.invoke(e);
}
}
public void createDirectory(String path, Callback callback)
{
log.debug("createDirectory",path);
try
{
String API_METADATA_URL="https://api.dropbox.com/1/fileops/create_folder";
String url =
API_METADATA_URL +
"?root=sandbox" +
"&path="+ getGlobalPath(path) +
"&locale=en" +
"&oauth_consumer_key=" + info.getAppKey() +
"&oauth_token=" + info.getTokenKey() +
"&oauth_signature_method=PLAINTEXT" +
"&oauth_signature=" + info.getAppSecret() + "%26" + info.getTokenSecret() +
"&oauth_timestamp=" + new Date().getTime() +
"&oauth_nonce=" + fastRandom.nextInt();
httpDelegate.execute(HttpDelegate.GET, url, null, false, false, null, callback);
}
catch (Exception e)
{
callback.invoke(e);
}
}
public void get(String path, Callback callback)
{
log.debug("get",path);
try
{
String API_METADATA_URL="https://api-content.dropbox.com/1/files/sandbox";
String url =
API_METADATA_URL +
"/" + getGlobalPath(path) + "?" +
"oauth_consumer_key=" + info.getAppKey() + "&" +
"oauth_token=" + info.getTokenKey() + "&" +
"oauth_signature_method=PLAINTEXT" + "&" +
"oauth_signature=" + info.getAppSecret() + "%26" + info.getTokenSecret() + "&" +
"oauth_timestamp=" + new Date().getTime() + "&" +
"oauth_nonce=" + fastRandom.nextInt();
log.debug(url);
httpDelegate.execute(HttpDelegate.GET, url, null, false, true, null, grabVersionGet_().setReturn(callback));
}
catch (Exception e)
{
callback.invoke(e);
}
}
public void put(String path, byte[] contents, Callback callback)
{
log.debug("put",path);
try
{
String API_METADATA_URL="https://api-content.dropbox.com/1/files_put/sandbox";
String url =
API_METADATA_URL +
"/" + getGlobalPath(path) + "?" +
"oauth_consumer_key=" + info.getAppKey() + "&" +
"oauth_token=" + info.getTokenKey() + "&" +
"oauth_signature_method=PLAINTEXT" + "&" +
"oauth_signature=" + info.getAppSecret() + "%26" + info.getTokenSecret() + "&" +
"oauth_timestamp=" + new Date().getTime() + "&" +
"oauth_nonce=" + fastRandom.nextInt();
log.debug(url);
httpDelegate.execute(HttpDelegate.PUT, url, null, true, false, contents, grabVersionPut_().setReturn(callback));
}
catch (Exception e)
{
callback.invoke(e);
}
}
public void delete(String path, Callback callback)
{
log.debug("delete",path);
try
{
String API_METADATA_URL="https://api.dropbox.com/1/fileops/delete";
String url =
API_METADATA_URL +
"?root=sandbox" +
"&path=" + getGlobalPath(path) +
"&oauth_consumer_key=" + info.getAppKey() +
"&oauth_token=" + info.getTokenKey() +
"&oauth_signature_method=PLAINTEXT" +
"&oauth_signature=" + info.getAppSecret() + "%26" + info.getTokenSecret() +
"&oauth_timestamp=" + new Date().getTime() +
"&oauth_nonce=" + fastRandom.nextInt();
log.debug(url);
httpDelegate.execute(HttpDelegate.POST, url, null, false, false, null, callback);
}
catch (Exception e)
{
callback.invoke(e);
}
}
public Callback grabVersionPut_()
{
return new CallbackDefault() {
public void onSuccess(Object... arguments) throws Exception {
String response = (String) arguments[0];
JSONObject json = new JSONObject(response);
next(json.getString("rev"));
}
};
}
public Callback grabVersionGet_()
{
return new CallbackDefault() {
public void onSuccess(Object... arguments) throws Exception {
String[][] headers = (String[][])arguments[1];
for (String[] pair : headers)
{
if (pair[0].equals("x-dropbox-metadata"))
{
JSONObject json = new JSONObject(pair[1]);
next(arguments[0], json.getString("rev"));
return;
}
}
throw new Exception("No x-dropbox-metadata response header");
}
};
}
}

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java/core/src/core/connector/dropbox/sync/DropboxConnector.java Normal file
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/**
* Author: Timothy Prepscius
* License: GPLv3 Affero + keep my name in the code!
*/
package core.connector.dropbox.sync;
import java.io.ByteArrayInputStream;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Date;
import java.util.List;
import core.connector.dropbox.ClientInfoDropbox;
import com.dropbox.client2.DropboxAPI;
import com.dropbox.client2.DropboxAPI.Entry;
import com.dropbox.client2.session.AccessTokenPair;
import com.dropbox.client2.session.AppKeyPair;
import com.dropbox.client2.session.Session;
import com.dropbox.client2.session.WebAuthSession;
import core.connector.ConnectorException;
import core.connector.FileInfo;
import core.connector.sync.StoreConnector;
import core.util.Streams;
public class DropboxConnector implements StoreConnector
{
ClientInfoDropbox clientInfo;
DropboxAPI<?> db;
public DropboxConnector (ClientInfoDropbox clientInfo)
{
this.clientInfo = clientInfo;
}
public DropboxAPI<?> createConnection (ClientInfoDropbox info)
{
AppKeyPair appKeyPair = new AppKeyPair(info.getAppKey(),info.getAppSecret());
AccessTokenPair userTokenKeyPair = new AccessTokenPair(info.getTokenKey(), info.getTokenSecret());
WebAuthSession sourceSession =
new WebAuthSession(appKeyPair, Session.AccessType.APP_FOLDER, userTokenKeyPair);
DropboxAPI<?> sourceClient = new DropboxAPI<WebAuthSession>(sourceSession);
return sourceClient;
}
public void open () throws ConnectorException
{
try
{
db = createConnection(clientInfo);
}
catch (Exception e)
{
throw new ConnectorException(e);
}
}
public void close ()
{
db = null;
}
protected String getGlobalPath (String path)
{
if (clientInfo.getUserPrefix() != null)
return "/" + clientInfo.getUserPrefix() + "/" + path;
return "/" + path;
}
protected String getUserPath (String path)
{
if (clientInfo.getUserPrefix() != null)
return path.substring(2 + clientInfo.getUserPrefix().length());
return path.substring(1);
}
@Override
public List<FileInfo> listDirectory(String path) throws ConnectorException
{
try
{
if (!path.endsWith("/"))
path = path + "/";
Entry directory = db.metadata(getGlobalPath(path), 10000, null, true, null);
List<FileInfo> listing = new ArrayList<FileInfo>(directory.contents.size());
SimpleDateFormat dateTimeFormat = new SimpleDateFormat("EEE, d MMM yyyy HH:mm:ss Z");
for (Entry file : directory.contents)
{
if (file.isDeleted)
continue;
String fullPath = getUserPath(file.path);
String relativePath = fullPath.substring(path.length());
listing.add(
new FileInfo(
fullPath,
relativePath,
file.bytes, dateTimeFormat.parse(file.modified),
file.rev
)
);
}
Collections.sort(listing, new FileInfo.SortByDateAscending());
return listing;
}
catch (Exception e)
{
throw new ConnectorException(e);
}
}
@Override
public void createDirectory(String path) throws ConnectorException
{
try
{
db.createFolder(getGlobalPath(path));
}
catch (Exception e)
{
throw new ConnectorException(e);
}
}
@Override
public byte[] get(String path) throws ConnectorException
{
try
{
Entry meta = db.metadata(getGlobalPath(path), 1, null, true, null);
if (meta.isDeleted)
throw new ConnectorException("File deleted");
return Streams.readFullyBytes(db.getFileStream(getGlobalPath(path), null));
}
catch (Exception e)
{
throw new ConnectorException(e);
}
}
@Override
public byte[] get(String path, long size) throws ConnectorException
{
return get(path);
}
@Override
public void put(String path, byte[] contents) throws ConnectorException
{
try
{
db.putFileOverwrite(getGlobalPath(path), new ByteArrayInputStream(contents), contents.length, null);
}
catch (Exception e)
{
throw new ConnectorException(e);
}
}
@Override
public void move(String from, String to) throws ConnectorException
{
try
{
db.move(getGlobalPath(from), getGlobalPath(to));
}
catch (Exception e)
{
throw new ConnectorException(e);
}
}
@Override
public void delete(String path) throws ConnectorException
{
try
{
db.delete(getGlobalPath(path));
}
catch (Exception e)
{
throw new ConnectorException(e);
}
}
public boolean ensureDirectories (String ... folders)
{
for (String folder : folders)
{
String[] parts = folder.split("/");
String path = "";
for (String part : parts)
{
if (!path.isEmpty())
path += "/";
path += part;
String fullPath = getGlobalPath(path);
try
{
db.createFolder(fullPath);
}
catch (Exception e)
{
System.out.format("Folder[%s] already exists.\n", fullPath);
}
}
}
return true;
}
}

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java/core/src/core/connector/dropbox/sync/DropboxSignup.java Normal file
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/**
* Author: Timothy Prepscius
* License: GPLv3 Affero + keep my name in the code!
*/
package core.connector.dropbox.sync;
import java.io.IOException;
import java.net.URL;
import java.net.URLConnection;
import java.util.Date;
import com.dropbox.client2.session.AccessTokenPair;
import com.dropbox.client2.session.AppKeyPair;
import core.util.HttpDelegate;
import core.util.LogNull;
import core.util.LogOut;
import core.util.Pair;
import core.util.Streams;
public class DropboxSignup
{
static LogNull log = new LogNull (DropboxSignup.class);
static public AccessTokenPair getDropboxRequestToken (AppKeyPair appKeyPair) throws Exception
{
log.debug("getDropboxUserToken");
URL url = new URL(
"https://api.dropbox.com/1/oauth/request_token" +
"?oauth_consumer_key=" + appKeyPair.key +
"&oauth_signature_method=PLAINTEXT" +
"&oauth_signature=" + appKeyPair.secret + "%26" +
"&oauth_nonce=\"" + (new Date()).getTime() + "\""
);
URLConnection c = url.openConnection();
String response = Streams.readFullyString(c.getInputStream(), "UTF-8");
Pair<String,String> token = parseAuthToken(response);
return new AccessTokenPair(token.first, token.second);
}
static public AccessTokenPair getDropboxAccessToken (AppKeyPair appKeyPair, AccessTokenPair accessToken) throws Exception
{
URL url = new URL(
"https://api.dropbox.com/1/oauth/access_token" +
"?oauth_consumer_key=" + appKeyPair.key +
"&oauth_token=" + accessToken.key + "&" +
"&oauth_signature_method=PLAINTEXT" +
"&oauth_signature=" + appKeyPair.secret + "%26" + accessToken.secret +
"&oauth_nonce=\"" + (new Date()).getTime() + "\""
);
URLConnection c = url.openConnection();
String response = Streams.readFullyString(c.getInputStream(), "UTF-8");
Pair<String,String> token = parseAuthToken(response);
return new AccessTokenPair(token.first, token.second);
}
static Pair<String,String> parseAuthToken (String response) throws Exception
{
String userKey=null, userSecret=null;
String[] parts = response.split("&");
for (String part : parts)
{
String[] keyValue = part.split("=");
String key = keyValue[0];
String value = keyValue[1];
if (key.equalsIgnoreCase("oauth_token_secret"))
userSecret = value;
else
if (key.equalsIgnoreCase("oauth_token"))
userKey = value;
}
if (userSecret == null || userKey == null)
throw new Exception ("Could parse authToken");
return new Pair<String,String>(userKey, userSecret);
}
}

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java/core/src/core/connector/misc/sync/FileSystemConnector.java Normal file
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/**
* Author: Timothy Prepscius
* License: GPLv3 Affero + keep my name in the code!
*/
package core.connector.misc.sync;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.List;
import core.connector.ConnectorException;
import core.connector.FileInfo;
import core.connector.sync.StoreConnector;
import core.util.FileSystem;
import core.util.Streams;
public class FileSystemConnector implements StoreConnector
{
String prefix;
public FileSystemConnector (String root)
{
this.prefix = root + "/";
}
@Override
public void open() throws ConnectorException
{
File directory = new File(prefix);
if (!directory.exists())
throw new ConnectorException("Store directory does not exist");
}
@Override
public void close()
{
}
@Override
public List<FileInfo> listDirectory(String path) throws ConnectorException
{
return FileSystem.allFilesFor(new File(prefix + path));
}
@Override
public void createDirectory(String path) throws ConnectorException
{
File dir = new File (prefix + path);
if (!dir.mkdir())
{
throw new ConnectorException("Unable to create directory");
}
}
@Override
public byte[] get(String path) throws ConnectorException
{
try
{
return Streams.readFullyBytes(new FileInputStream(prefix + path));
}
catch (Exception e)
{
throw new ConnectorException(e);
}
}
@Override
public byte[] get(String path, long size) throws ConnectorException
{
return get(path);
}
@Override
public void put(String path, byte[] contents) throws ConnectorException
{
try
{
if (path.contains("/"))
ensureDirectories(path.substring(0, path.lastIndexOf("/")));
FileOutputStream fos = new FileOutputStream(prefix + path);
fos.write(contents);
fos.close();
}
catch (IOException e)
{
throw new ConnectorException(e);
}
}
@Override
public void move(String from, String to) throws ConnectorException
{
File fromFile = new File(prefix + from);
File toFile = new File (prefix, to);
if (!fromFile.renameTo(toFile))
throw new ConnectorException("move file failed");
}
@Override
public void delete(String path) throws ConnectorException
{
File file = new File(prefix + path);
if (!file.delete())
throw new ConnectorException("delete file failed");
}
public boolean ensureDirectories (String ... folders)
{
for (String folder : folders)
{
File path = new File (prefix + folder);
path.mkdirs();
}
return true;
}
}

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java/core/src/core/connector/s3/ClientInfoS3.java Normal file
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/**
* Author: Timothy Prepscius
* License: GPLv3 Affero + keep my name in the code!
*/
package core.connector.s3;
import core.constants.ConstantsS3;
import core.util.Environment;
public class ClientInfoS3
{
private String bucketName;
private String bucketRegion;
private String accessId;
private String secretKey;
public ClientInfoS3 (Environment e)
{
bucketName = e.get(ConstantsS3.AWSBucketName);
bucketRegion = e.get(ConstantsS3.AWSBucketRegion);
accessId = e.checkGet(ConstantsS3.AWSAccessKeyId);
secretKey = e.checkGet(ConstantsS3.AWSSecretKey);
}
public String getBucketEndpoint ()
{
String bucketEndPoint = null;
if (bucketRegion == null || bucketRegion.equals(""))
bucketEndPoint = "s3.amazonaws.com";
else
bucketEndPoint = "s3-" + bucketRegion + ".amazonaws.com";
return bucketEndPoint;
}
public String getBucketName()
{
return bucketName;
}
public String getBucketRegion ()
{
return bucketRegion;
}
public String getAccessId()
{
return accessId;
}
public String getSecretKey()
{
return secretKey;
}
}

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java/core/src/core/connector/s3/async/S3Connector.java Normal file
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/**
* Author: Timothy Prepscius
* License: GPLv3 Affero + keep my name in the code!
*/
package core.connector.s3.async;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Date;
import java.util.List;
import core.util.Base64;
import core.callback.Callback;
import core.callback.CallbackDefault;
import core.callback.CallbackWithVariables;
import core.connector.FileInfo;
import core.connector.async.AsyncStoreConnectorHelper;
import core.connector.s3.ClientInfoS3;
import core.crypt.HashSha256;
import core.crypt.HmacSha1;
import core.util.DateFormat;
import core.util.FastRandom;
import core.util.HttpDelegate;
import core.util.LogNull;
import core.util.Strings;
import core.util.XML;
public class S3Connector extends AsyncStoreConnectorHelper
{
static LogNull log = new LogNull(S3Connector.class);
final int LOCK_INTERVAL = 10 * 1000;
ClientInfoS3 info;
HttpDelegate httpDelegate;
HmacSha1 mac;
static FastRandom fastRandom = new FastRandom();
protected String createUrlPrefix ()
{
return "https://" + info.getBucketEndpoint() + "/" + info.getBucketName() + "/";
}
protected String createRandomPostfix ()
{
return "random=" + fastRandom.nextLong();
}
// This method converts AWSSecretKey into crypto instance.
protected void setKey(String AWSSecretKey) throws Exception
{
mac = new HmacSha1(Strings.toBytes(AWSSecretKey));
}
// This method creates S3 signature for a given String.
protected String sign(String data) throws Exception
{
// Signed String must be BASE64 encoded.
byte[] signBytes = mac.mac(Strings.toBytes(data));
String signature = Base64.encode(signBytes);
return signature;
}
protected String format(String format, Date date)
{
DateFormat df = new DateFormat(format);
String dateString = df.format(date, 0) + " GMT";
return dateString;
}
protected String[][] makeHeaders (String keyId, String method, String contentMD5, String contentType, int contentLength, Date date, String resource) throws Exception
{
String fmt = "EEE, dd MMM yyyy HH:mm:ss";
String dateString = format(fmt, date);
// Generate signature
StringBuffer buf = new StringBuffer();
buf.append(method).append("\n");
buf.append(contentMD5).append("\n");
buf.append(contentType).append("\n");
buf.append("\n"); // empty real date header
buf.append("x-amz-date:");
buf.append(dateString).append("\n");
buf.append(resource);
log.debug("Signing:{" + buf.toString() + "}");
String signature = sign(buf.toString());
String[][] headers;
if (method.equals("PUT"))
{
headers = new String[][] {
{"X-Amz-Date" , dateString },
{"Content-Type", contentType },
{"Content-Length", ""+contentLength },
{"Authorization", "AWS " + keyId + ":" + signature }
};
}
else
{
headers = new String[][] {
{"X-Amz-Date" , dateString },
{"Authorization", "AWS " + keyId + ":" + signature }
};
}
return headers;
}
public S3Connector(ClientInfoS3 clientInfo, HttpDelegate httpDelegate) throws Exception
{
this.info = clientInfo;
this.httpDelegate = httpDelegate;
setKey (info.getSecretKey());
}
long toVersionFromString (String s) throws Exception
{
HashSha256 hash = new HashSha256();
byte[] result = hash.hash(Strings.toBytes(s));
long l =
((long)result[0]) |
((long)result[1] << 8) |
((long)result[2] << 16) |
((long)result[3] << 24);
return l;
}
public void listDirectoryFinished (List<FileInfo> files, Callback callback, String path, Object... arguments)
{
log.debug("listDirectoryFinished");
try
{
if (arguments[0] instanceof Exception)
throw (Exception)arguments[0];
String result = (String)arguments[0];
log.trace(result);
DateFormat dateTimeFormat = new DateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z' Z");
Object doc = XML.parse(result);
Object[] nodes = XML.getElementsByTagName(doc, "Contents");
for (Object currentNode : nodes)
{
if ( XML.getNodeType(currentNode) == XML.ELEMENT_NODE )
{
Object keyNode = XML.getElementsByTagName(currentNode, "Key")[0];
Object etagNode = XML.getElementsByTagName(currentNode, "ETag")[0];
Object sizeNode = XML.getElementsByTagName(currentNode, "Size")[0];
Object lastModifiedNode = XML.getElementsByTagName(currentNode, "LastModified")[0];
log.trace(XML.textOf(keyNode), XML.textOf(sizeNode), XML.textOf(etagNode), XML.textOf(lastModifiedNode));
String fullPath = XML.textOf(keyNode);
String relativePath = fullPath.substring(path.length());
FileInfo fi = new FileInfo(
fullPath,
relativePath,
Long.parseLong(XML.textOf(sizeNode)),
dateTimeFormat.parse(XML.textOf(lastModifiedNode) + " GMT"),
XML.textOf(etagNode)
);
files.add(fi);
}
}
if (XML.textOf(XML.getElementsByTagName(doc, "IsTruncated")[0]).equals("true"))
{
log.debug("results were truncated, requesting more...");
listIterative(files, path, callback);
}
else
{
log.debug("results were complete, invoking callback");
Collections.sort(files, new FileInfo.SortByDateAscending());
for (FileInfo i : files)
log.trace ("path: ", i.path, " date:", i.date);
callback.invoke(files);
}
}
catch (Throwable e)
{
e.printStackTrace();
callback.invoke(e);
}
}
@Override
public void list(String path, Callback callback)
{
listIterative(new ArrayList<FileInfo>(), path, callback);
}
public void listIterative(List<FileInfo> files, String path, Callback callback)
{
log.debug("listDirectory",path);
try
{
String url =
createUrlPrefix() +
"?prefix=" + path + "&max-keys=1000" +
(!files.isEmpty() ? ("&marker=" + files.get(files.size()-1).path) : "") +
"&" + createRandomPostfix();
log.debug(url);
String[][] headers = makeHeaders (
info.getAccessId(), "GET", "", "", 0, new Date(), "/" + info.getBucketName() + "/"
);
httpDelegate.execute (HttpDelegate.GET, url, headers, false, false, null,
new CallbackWithVariables(files, callback, path) {
@Override
public void invoke(Object... arguments)
{
List<FileInfo> files = V(0);
Callback callback = V(1);
String path = V(2);
listDirectoryFinished(files, callback, path, arguments);
}
}
);
}
catch (Throwable e)
{
e.printStackTrace();
callback.invoke(e);
}
}
@Override
public void createDirectory(String path, Callback callback)
{
log.debug("createDirectory",path);
callback.invoke(path);
}
@Override
public void get(String path, Callback callback)
{
log.debug("get",path);
try
{
String url =
createUrlPrefix() +
path +
"?" + createRandomPostfix();
log.debug(url);
String[][] headers = makeHeaders (
info.getAccessId(), "GET", "", "", 0, new Date(), "/" + info.getBucketName() + "/" + path
);
httpDelegate.execute(HttpDelegate.GET, url, headers, false, true, null, grabVersion_(true).setReturn(callback));
}
catch (Throwable e)
{
callback.invoke(e);
}
}
public Callback grabVersion_(boolean includeResponseData)
{
return new CallbackDefault(includeResponseData) {
public void onSuccess(Object... arguments) throws Exception {
boolean includeResponseData = V(0);
String[][] headers = (String[][])arguments[1];
for (String[] pair : headers)
{
if (pair[0].equals("ETag"))
{
if (includeResponseData)
next(arguments[0], pair[1]);
else
next(pair[1]);
return;
}
}
throw new Exception("No ETag Response header");
}
};
}
@Override
public void put(String path, byte[] contents, Callback callback)
{
log.debug("put",path);
try
{
String url =
createUrlPrefix() +
path +
"?" + createRandomPostfix();
log.debug(url);
String[][] headers = makeHeaders (
info.getAccessId(), "PUT", "", "application/octet-stream", contents.length, new Date(), "/" + info.getBucketName() + "/" + path
);
httpDelegate.execute(HttpDelegate.PUT, url, headers, true, false, contents, grabVersion_(false).setReturn(callback));
}
catch (Throwable e)
{
callback.invoke(e);
}
}
@Override
public void delete(String path, Callback callback)
{
log.debug("delete",path);
try
{
String url =
createUrlPrefix() +
path +
"?" + createRandomPostfix();
log.debug(url);
String[][] headers = makeHeaders (
info.getAccessId(), "DELETE", "", "", 0, new Date(), "/" + info.getBucketName() + "/" + path
);
httpDelegate.execute(HttpDelegate.DELETE, url, headers, true, false, null, callback);
}
catch (Throwable e)
{
callback.invoke(e);
}
}
}

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java/core/src/core/connector/s3/sync/S3Connector.java Normal file
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/**
* Author: Timothy Prepscius
* License: GPLv3 Affero + keep my name in the code!
*/
package core.connector.s3.sync;
import java.io.ByteArrayInputStream;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import com.amazonaws.services.s3.AmazonS3;
import com.amazonaws.services.s3.AmazonS3Client;
import com.amazonaws.services.s3.model.GetObjectRequest;
import com.amazonaws.services.s3.model.ListObjectsRequest;
import com.amazonaws.services.s3.model.ObjectListing;
import com.amazonaws.services.s3.model.S3ObjectSummary;
import core.connector.ConnectorException;
import core.connector.FileInfo;
import core.connector.s3.ClientInfoS3;
import core.connector.sync.StoreConnector;
import core.util.Streams;
public class S3Connector implements StoreConnector
{
AmazonS3 s3;
ClientInfoS3 info;
public S3Connector (ClientInfoS3 info)
{
this.info = info;
}
public void open () throws ConnectorException
{
try
{
s3 = new AmazonS3Client(new SimpleAWSCredentials(info.getAccessId(), info.getSecretKey()));
s3.setEndpoint(info.getBucketEndpoint());
}
catch (Exception e)
{
throw new ConnectorException(e);
}
}
public void close ()
{
s3 = null;
}
@Override
public List<FileInfo> listDirectory(String path) throws ConnectorException
{
try
{
ObjectListing bucketListing =
s3.listObjects(
new ListObjectsRequest()
.withBucketName(info.getBucketName())
.withPrefix(path)
);
List<FileInfo> listing = new ArrayList<FileInfo>(bucketListing.getObjectSummaries().size());
boolean finished = false;
while (!finished)
{
for (S3ObjectSummary s3s : bucketListing.getObjectSummaries())
{
String key = s3s.getKey();
long size = s3s.getSize();
Date date = s3s.getLastModified();
listing.add(new FileInfo(key, key.substring(path.length()+1), size, date, s3s.getETag()));
}
if (bucketListing.isTruncated())
bucketListing = s3.listNextBatchOfObjects(bucketListing);
else
finished = true;
}
return listing;
}
catch (Exception e)
{
throw new ConnectorException(e);
}
}
@Override
public void createDirectory(String path) throws ConnectorException
{
// no need in s3
}
@Override
public byte[] get(String path, long size) throws ConnectorException
{
try
{
GetObjectRequest request = new GetObjectRequest(info.getBucketName(), path);
if (size >= 0)
request.withRange(0, size);
return Streams.readFullyBytes(s3.getObject(request).getObjectContent());
}
catch (Exception e)
{
throw new ConnectorException(e);
}
}
@Override
public byte[] get(String path) throws ConnectorException
{
return get(path, -1);
}
@Override
public void put(String path, byte[] contents) throws ConnectorException
{
try
{
s3.putObject(info.getBucketName(), path, new ByteArrayInputStream(contents), null);
}
catch (Exception e)
{
throw new ConnectorException(e);
}
}
@Override
public void move(String from, String to) throws ConnectorException
{
try
{
s3.copyObject(info.getBucketName(), from, info.getBucketName(), to);
s3.deleteObject(info.getBucketName(), from);
}
catch (Exception e)
{
throw new ConnectorException(e);
}
}
@Override
public void delete(String path) throws ConnectorException
{
try
{
s3.deleteObject(info.getBucketName(), path);
}
catch (Exception e)
{
throw new ConnectorException(e);
}
}
public boolean ensureDirectories (String ... folders)
{
for (String folder : folders)
{
try
{
createDirectory(folder);
}
catch (Exception e)
{
System.out.format("Folder[%s] already exists.\n", folder);
}
}
return true;
}
}

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java/core/src/core/connector/s3/sync/SimpleAWSCredentials.java Normal file
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/**
* Author: Timothy Prepscius
* License: GPLv3 Affero + keep my name in the code!
*/
package core.connector.s3.sync;
import com.amazonaws.auth.AWSCredentials;
import core.constants.ConstantsS3;
import core.util.Environment;
public class SimpleAWSCredentials implements AWSCredentials
{
private String a, s;
public SimpleAWSCredentials(String a, String s)
{
this.a = a;
this.s = s;
}
public SimpleAWSCredentials(Environment e)
{
this(e.checkGet(ConstantsS3.AWSAccessKeyId), e.checkGet(ConstantsS3.AWSSecretKey));
}
@Override
public String getAWSAccessKeyId()
{
return a;
}
@Override
public String getAWSSecretKey()
{
return s;
}
}

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java/core/src/core/connector/sync/EncryptedStoreConnector.java Normal file
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/**
* Author: Timothy Prepscius
* License: GPLv3 Affero + keep my name in the code!
*/
package core.connector.sync;
import java.util.List;
import core.connector.ConnectorException;
import core.connector.FileInfo;
import core.crypt.Cryptor;
import core.util.Streams;
import core.util.Zip;
public class EncryptedStoreConnector implements StoreConnector
{
StoreConnector store;
Cryptor cryptor;
public EncryptedStoreConnector (Cryptor cryptor, StoreConnector store)
{
this.store = store;
this.cryptor = cryptor;
}
@Override
public void open() throws ConnectorException
{
store.open();
}
@Override
public void close() throws ConnectorException
{
store.close();
}
@Override
public List<FileInfo> listDirectory(String path) throws ConnectorException
{
return store.listDirectory(path);
}
@Override
public void createDirectory(String path) throws ConnectorException
{
store.createDirectory(path);
}
@Override
public byte[] get(String path) throws ConnectorException
{
try
{
return Zip.inflate(cryptor.decrypt(store.get(path)));
}
catch (Exception e)
{
throw new ConnectorException(e);
}
}
@Override
public byte[] get(String path, long size) throws ConnectorException
{
return get(path);
}
@Override
public void put(String path, byte[] contents) throws ConnectorException
{
try
{
store.put(path, cryptor.encrypt(Zip.deflate(contents)));
}
catch (Exception e)
{
throw new ConnectorException(e);
}
}
@Override
public void move(String from, String to) throws ConnectorException
{
store.move(from, to);
}
@Override
public void delete(String path) throws ConnectorException
{
store.delete(path);
}
@Override
public boolean ensureDirectories(String... folders)
{
return store.ensureDirectories(folders);
}
}

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java/core/src/core/connector/sync/StoreConnector.java Normal file
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/**
* Author: Timothy Prepscius
* License: GPLv3 Affero + keep my name in the code!
*/
package core.connector.sync;
import java.util.List;
import core.connector.ConnectorException;
import core.connector.FileInfo;
public interface StoreConnector
{
public void open () throws ConnectorException;
public void close () throws ConnectorException;
List<FileInfo> listDirectory (String path) throws ConnectorException;
void createDirectory (String path) throws ConnectorException;
byte[] get (String path) throws ConnectorException;
byte[] get (String path, long size) throws ConnectorException;
void put (String path, byte[] contents) throws ConnectorException;
void move (String from, String to) throws ConnectorException;
void delete (String path) throws ConnectorException;
public boolean ensureDirectories (String ... folders);
}