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Code Issues Releases Wiki Activity

Get rid of StorageFormat

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This commit is contained in:
cketti 2011-03-28 07:25:07 +02:00
parent 97f493c881
commit f5c153b405
4 changed files with 10 additions and 68 deletions
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5
src/com/fsck/k9/activity/Accounts.java
View File

@ -66,7 +66,6 @@ import com.fsck.k9.mail.internet.MimeUtility;
import com.fsck.k9.mail.store.StorageManager;
import com.fsck.k9.view.ColorChip;
import com.fsck.k9.preferences.StorageExporter;
import com.fsck.k9.preferences.StorageFormat;
public class Accounts extends K9ListActivity implements OnItemClickListener, OnClickListener {
@ -1173,8 +1172,8 @@ public class Accounts extends K9ListActivity implements OnItemClickListener, OnC
dir.mkdirs();
File file = Utility.createUniqueFile(dir, "settings.k9s");
mFileName = file.getAbsolutePath();
StorageExporter.exportPreferences(Accounts.this, StorageFormat.ENCRYPTED_XML_FILE,
mIncludeGlobals, mAccountUuids, mFileName, mEncryptionKey);
StorageExporter.exportPreferences(Accounts.this, mIncludeGlobals,
mAccountUuids, mFileName, mEncryptionKey);
} catch (Exception e) {
Log.w(K9.LOG_TAG, "Exception during export", e);
return false;

18
src/com/fsck/k9/preferences/StorageExporter.java
View File

@ -11,19 +11,15 @@ import android.app.Activity;
import android.util.Log;
import com.fsck.k9.K9;
import com.fsck.k9.R;
public class StorageExporter {
private static void exportPreferences(Activity activity, String storageFormat, boolean includeGlobals, Set<String> accountUuids, String fileName, OutputStream os, String encryptionKey) throws StorageImportExportException {
private static void exportPreferences(Activity activity, boolean includeGlobals, Set<String> accountUuids, String fileName, OutputStream os, String encryptionKey) throws StorageImportExportException {
try {
IStorageExporter storageExporter = StorageFormat.createExporter(storageFormat);
if (storageExporter == null) {
throw new StorageImportExportException(activity.getString(R.string.settings_unknown_version, storageFormat), null);
}
IStorageExporter storageExporter = new StorageExporterEncryptedXml();
if (storageExporter.needsKey() && encryptionKey == null) {
throw new StorageImportExportException("Encryption key required, but none supplied");
} else {
finishExport(activity, storageFormat, storageExporter, includeGlobals, accountUuids, fileName, os, encryptionKey);
finishExport(activity, storageExporter, includeGlobals, accountUuids, fileName, os, encryptionKey);
}
}
catch (Exception e) {
@ -32,11 +28,11 @@ public class StorageExporter {
}
}
public static void exportPreferences(Activity activity, String storageFormat, boolean includeGlobals, Set<String> accountUuids, String fileName, String encryptionKey) throws StorageImportExportException {
exportPreferences(activity, storageFormat, includeGlobals, accountUuids, fileName, null, encryptionKey);
public static void exportPreferences(Activity activity, boolean includeGlobals, Set<String> accountUuids, String fileName, String encryptionKey) throws StorageImportExportException {
exportPreferences(activity, includeGlobals, accountUuids, fileName, null, encryptionKey);
}
private static void finishExport(Activity activity, String storageFormat, IStorageExporter storageExporter, boolean includeGlobals, Set<String> accountUuids, String fileName, OutputStream os, String encryptionKey) throws StorageImportExportException {
private static void finishExport(Activity activity, IStorageExporter storageExporter, boolean includeGlobals, Set<String> accountUuids, String fileName, OutputStream os, String encryptionKey) throws StorageImportExportException {
boolean needToClose = false;
try {
// This needs to be after the password prompt. If the user cancels the password, we do not want
@ -52,7 +48,7 @@ public class StorageExporter {
PrintWriter pf = new PrintWriter(sw);
pf.println("<?xml version=\"1.0\" encoding=\"utf-8\"?>");
pf.println("<k9settings version=\"" + storageFormat + "\">");
pf.println("<k9settings version=\"" + 1 + "\">");
pf.flush();
storageExporter.exportPreferences(activity, includeGlobals, accountUuids, os, encryptionKey);

50
src/com/fsck/k9/preferences/StorageFormat.java
View File

@ -1,50 +0,0 @@
package com.fsck.k9.preferences;
import java.util.HashMap;
import java.util.Map;
public class StorageFormat {
// Never, ever re-use these numbers!
public static final String ENCRYPTED_XML_FILE = "1";
public static Map<String, StorageFormat> storageFormatMap = new HashMap<String, StorageFormat>();
static {
storageFormatMap.put(ENCRYPTED_XML_FILE, new StorageFormat(StorageImporterEncryptedXml.class, StorageExporterEncryptedXml.class, true));
}
public static IStorageImporter createImporter(String storageFormat) throws InstantiationException, IllegalAccessException {
StorageFormat storageVersion = storageFormatMap.get(storageFormat);
if (storageVersion == null) {
return null;
}
return storageVersion.importerClass.newInstance();
}
public static IStorageExporter createExporter(String storageFormat) throws InstantiationException, IllegalAccessException {
StorageFormat storageVersion = storageFormatMap.get(storageFormat);
if (storageVersion == null) {
return null;
}
return storageVersion.exporterClass.newInstance();
}
public static Boolean needsKey(String storageFormat) {
StorageFormat storageVersion = storageFormatMap.get(storageFormat);
if (storageVersion == null) {
return null;
}
return storageVersion.needsKey;
}
private final Class <? extends IStorageImporter > importerClass;
private final Class <? extends IStorageExporter > exporterClass;
private final boolean needsKey;
private StorageFormat(Class <? extends IStorageImporter > imclass, Class <? extends IStorageExporter > exclass, boolean nk) {
importerClass = imclass;
exporterClass = exclass;
needsKey = nk;
}
}

5
src/com/fsck/k9/preferences/StorageImporter.java
View File

@ -42,10 +42,7 @@ public class StorageImporter {
String storageFormat = dataset.attributes.get("version");
Log.i(K9.LOG_TAG, "Got settings file version " + storageFormat);
IStorageImporter storageImporter = StorageFormat.createImporter(storageFormat);
if (storageImporter == null) {
throw new StorageImportExportException(activity.getString(R.string.settings_unknown_version, storageFormat));
}
IStorageImporter storageImporter = new StorageImporterEncryptedXml();
if (storageImporter.needsKey() && providedEncryptionKey == null) {
gatherPassword(activity, storageImporter, dataset, listener);
} else {