replicant-packages_apps_Email/src/com/android/email/Preferences.java

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/*
* Copyright (C) 2008 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.email;
import java.util.Arrays;
import android.content.Context;
import android.content.SharedPreferences;
import android.net.Uri;
import android.util.Config;
import android.util.Log;
public class Preferences {
private static Preferences preferences;
SharedPreferences mSharedPreferences;
private Preferences(Context context) {
mSharedPreferences = context.getSharedPreferences("AndroidMail.Main", Context.MODE_PRIVATE);
}
/**
* TODO need to think about what happens if this gets GCed along with the
* Activity that initialized it. Do we lose ability to read Preferences in
* further Activities? Maybe this should be stored in the Application
* context.
*
* @return
*/
public static synchronized Preferences getPreferences(Context context) {
if (preferences == null) {
preferences = new Preferences(context);
}
return preferences;
}
/**
* Returns an array of the accounts on the system. If no accounts are
* registered the method returns an empty array.
*
* @return
*/
public Account[] getAccounts() {
String accountUuids = mSharedPreferences.getString("accountUuids", null);
if (accountUuids == null || accountUuids.length() == 0) {
return new Account[] {};
}
String[] uuids = accountUuids.split(",");
Account[] accounts = new Account[uuids.length];
for (int i = 0, length = uuids.length; i < length; i++) {
accounts[i] = new Account(this, uuids[i]);
}
return accounts;
}
/**
* Get an account object by Uri, or return null if no account exists
* TODO: Merge hardcoded strings with the same strings in Account.java
*/
public Account getAccountByContentUri(Uri uri) {
if (!"content".equals(uri.getScheme()) || !"accounts".equals(uri.getAuthority())) {
return null;
}
String uuid = uri.getPath().substring(1);
if (uuid == null) {
return null;
}
String accountUuids = mSharedPreferences.getString("accountUuids", null);
if (accountUuids == null || accountUuids.length() == 0) {
return null;
}
String[] uuids = accountUuids.split(",");
for (int i = 0, length = uuids.length; i < length; i++) {
if (uuid.equals(uuids[i])) {
return new Account(this, uuid);
}
}
return null;
}
/**
* Returns the Account marked as default. If no account is marked as default
* the first account in the list is marked as default and then returned. If
* there are no accounts on the system the method returns null.
*
* @return
*/
public Account getDefaultAccount() {
String defaultAccountUuid = mSharedPreferences.getString("defaultAccountUuid", null);
Account defaultAccount = null;
Account[] accounts = getAccounts();
if (defaultAccountUuid != null) {
for (Account account : accounts) {
if (account.getUuid().equals(defaultAccountUuid)) {
defaultAccount = account;
break;
}
}
}
if (defaultAccount == null) {
if (accounts.length > 0) {
defaultAccount = accounts[0];
setDefaultAccount(defaultAccount);
}
}
return defaultAccount;
}
public void setDefaultAccount(Account account) {
mSharedPreferences.edit().putString("defaultAccountUuid", account.getUuid()).commit();
}
public void setEnableDebugLogging(boolean value) {
mSharedPreferences.edit().putBoolean("enableDebugLogging", value).commit();
}
public boolean geteEnableDebugLogging() {
return mSharedPreferences.getBoolean("enableDebugLogging", false);
}
public void setEnableSensitiveLogging(boolean value) {
mSharedPreferences.edit().putBoolean("enableSensitiveLogging", value).commit();
}
public boolean getEnableSensitiveLogging() {
return mSharedPreferences.getBoolean("enableSensitiveLogging", false);
}
public void save() {
}
public void clear() {
mSharedPreferences.edit().clear().commit();
}
public void dump() {
if (Config.LOGV) {
for (String key : mSharedPreferences.getAll().keySet()) {
Log.v(Email.LOG_TAG, key + " = " + mSharedPreferences.getAll().get(key));
}
}
}
}