1f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin/* 2f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * Copyright (C) 2010 The Android Open Source Project 3f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * 4f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * Licensed under the Apache License, Version 2.0 (the "License"); 5f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * you may not use this file except in compliance with the License. 6f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * You may obtain a copy of the License at 7f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * 8f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * http://www.apache.org/licenses/LICENSE-2.0 9f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * 10f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * Unless required by applicable law or agreed to in writing, software 11f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * distributed under the License is distributed on an "AS IS" BASIS, 12f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * See the License for the specific language governing permissions and 14f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * limitations under the License. 15f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin */ 16f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linpackage com.android.gallery3d.util; 17f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 18f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 19f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport android.os.Process; 20f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 21f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport java.util.concurrent.ThreadFactory; 22f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport java.util.concurrent.atomic.AtomicInteger; 23f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 24f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin/** 25f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * A thread factory that creates threads with a given thread priority. 26f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin */ 27f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linpublic class PriorityThreadFactory implements ThreadFactory { 28f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 29f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private final int mPriority; 30f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private final AtomicInteger mNumber = new AtomicInteger(); 31f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private final String mName; 32f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 33f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public PriorityThreadFactory(String name, int priority) { 34f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mName = name; 35f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mPriority = priority; 36f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 37f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 38f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public Thread newThread(Runnable r) { 39f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return new Thread(r, mName + '-' + mNumber.getAndIncrement()) { 40f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 41f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public void run() { 42f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin Process.setThreadPriority(mPriority); 43f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin super.run(); 44f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 45f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin }; 46f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 47f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 48f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin} 49