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Diffstat (limited to 'services/java/com/android/server/FgThread.java')
-rw-r--r-- | services/java/com/android/server/FgThread.java | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/services/java/com/android/server/FgThread.java b/services/java/com/android/server/FgThread.java deleted file mode 100644 index 3b655f2..0000000 --- a/services/java/com/android/server/FgThread.java +++ /dev/null @@ -1,65 +0,0 @@ -/* - * Copyright (C) 2013 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.server; - -import android.os.Handler; -import android.os.HandlerThread; - -/** - * Shared singleton foreground thread for the system. This is a thread for regular - * foreground service operations, which shouldn't be blocked by anything running in - * the background. In particular, the shared background thread could be doing - * relatively long-running operations like saving state to disk (in addition to - * simply being a background priority), which can cause operations scheduled on it - * to be delayed for a user-noticeable amount of time. - */ -public final class FgThread extends HandlerThread { - private static FgThread sInstance; - private static Handler sHandler; - - private FgThread() { - super("android.fg", android.os.Process.THREAD_PRIORITY_DEFAULT); - } - - private static void ensureThreadLocked() { - if (sInstance == null) { - sInstance = new FgThread(); - sInstance.start(); - sHandler = new Handler(sInstance.getLooper()); - sHandler.post(new Runnable() { - @Override - public void run() { - android.os.Process.setCanSelfBackground(false); - } - }); - } - } - - public static FgThread get() { - synchronized (UiThread.class) { - ensureThreadLocked(); - return sInstance; - } - } - - public static Handler getHandler() { - synchronized (UiThread.class) { - ensureThreadLocked(); - return sHandler; - } - } -} |