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[sync] Split sync and signin helper class
Currently SyncStatusHelper handles both signin and sync-related tasks. This splits it into two. There will be a follow-up CL to remove the now deprecated methods, as soon as the downstream code has been updated to use the new class. BUG=159203 Review URL: https://chromiumcodereview.appspot.com/12873002 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@188361 0039d316-1c4b-4281-b951-d872f2087c98
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nyquist@chromium.org
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Mar 15, 2013
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103 changes: 103 additions & 0 deletions
103
sync/android/java/src/org/chromium/sync/signin/ChromeSigninController.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| // Copyright 2013 The Chromium Authors. All rights reserved. | ||
| // Use of this source code is governed by a BSD-style license that can be | ||
| // found in the LICENSE file. | ||
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| package org.chromium.sync.signin; | ||
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| import android.accounts.Account; | ||
| import android.content.Context; | ||
| import android.preference.PreferenceManager; | ||
| import android.util.Log; | ||
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| import com.google.common.annotations.VisibleForTesting; | ||
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| import org.chromium.base.ObserverList; | ||
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| public class ChromeSigninController { | ||
| public interface Listener { | ||
| /** | ||
| * Called when the user signs out of Chrome. | ||
| */ | ||
| void onClearSignedInUser(); | ||
| } | ||
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| public static final String TAG = ChromeSigninController.class.getSimpleName(); | ||
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| @VisibleForTesting | ||
| public static final String SIGNED_IN_ACCOUNT_KEY = "google.services.username"; | ||
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| private static final Object LOCK = new Object(); | ||
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| private static ChromeSigninController sChromeSigninController; | ||
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| private final Context mApplicationContext; | ||
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| private final ObserverList<Listener> mListeners = new ObserverList<Listener>(); | ||
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| private ChromeSigninController(Context context) { | ||
| mApplicationContext = context.getApplicationContext(); | ||
| } | ||
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| /** | ||
| * A factory method for the ChromeSigninController. | ||
| * | ||
| * @param context the ApplicationContext is retrieved from the context used as an argument. | ||
| * @return a singleton instance of the ChromeSigninController | ||
| */ | ||
| public static ChromeSigninController get(Context context) { | ||
| synchronized (LOCK) { | ||
| if (sChromeSigninController == null) { | ||
| sChromeSigninController = new ChromeSigninController(context); | ||
| } | ||
| } | ||
| return sChromeSigninController; | ||
| } | ||
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| public Account getSignedInUser() { | ||
| String syncAccountName = getSignedInAccountName(); | ||
| if (syncAccountName == null) { | ||
| return null; | ||
| } | ||
| return AccountManagerHelper.createAccountFromName(syncAccountName); | ||
| } | ||
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| public boolean isSignedIn() { | ||
| return getSignedInAccountName() != null; | ||
| } | ||
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| public void setSignedInAccountName(String accountName) { | ||
| PreferenceManager.getDefaultSharedPreferences(mApplicationContext).edit() | ||
| .putString(SIGNED_IN_ACCOUNT_KEY, accountName) | ||
| .apply(); | ||
| } | ||
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| public void clearSignedInUser() { | ||
| Log.d(TAG, "Clearing user signed in to Chrome"); | ||
| setSignedInAccountName(null); | ||
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| for (Listener listener : mListeners) { | ||
| listener.onClearSignedInUser(); | ||
| } | ||
| } | ||
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| public String getSignedInAccountName() { | ||
| return PreferenceManager.getDefaultSharedPreferences(mApplicationContext) | ||
| .getString(SIGNED_IN_ACCOUNT_KEY, null); | ||
| } | ||
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| /** | ||
| * Adds a Listener. | ||
| * @param listener Listener to add. | ||
| */ | ||
| public void addListener(Listener listener) { | ||
| mListeners.addObserver(listener); | ||
| } | ||
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| /** | ||
| * Removes a Listener. | ||
| * @param listener Listener to remove from the list. | ||
| */ | ||
| public void removeListener(Listener listener) { | ||
| mListeners.removeObserver(listener); | ||
| } | ||
| } |
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