1 /*
2  * Copyright (C) 2010 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.android.quicksearchbox.util;
18 
19 import android.os.Process;
20 
21 import java.util.concurrent.ThreadFactory;
22 
23 /**
24  * A thread factory that creates threads with a given thread priority.
25  */
26 public class PriorityThreadFactory implements ThreadFactory {
27 
28     private final int mPriority;
29 
30     /**
31      * Creates a new thread factory.
32      *
33      * @param priority The thread priority of the threads created by this factory.
34      *        For values, see {@link Process}.
35      */
PriorityThreadFactory(int priority)36     public PriorityThreadFactory(int priority) {
37         mPriority = priority;
38     }
39 
newThread(Runnable r)40     public Thread newThread(Runnable r) {
41         return new Thread(r) {
42             @Override
43             public void run() {
44                 Process.setThreadPriority(mPriority);
45                 super.run();
46             }
47         };
48     }
49 
50 }
51