1 /* 2 * Copyright (C) 2011 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 import java.util.ArrayList; 18 import java.util.List; 19 20 class ParallelGC implements Runnable { 21 public static void main(String[] args) throws Exception { 22 Thread[] threads = new Thread[16]; 23 for (int i = 0; i < threads.length; i++) { 24 threads[i] = new Thread(new ParallelGC(i)); 25 } 26 for (Thread thread : threads) { 27 thread.start(); 28 } 29 for (Thread thread : threads) { 30 thread.join(); 31 } 32 } 33 34 private final int id; 35 36 private ParallelGC(int id) { 37 this.id = id; 38 } 39 40 public void run() { 41 List l = new ArrayList(); 42 for (int i = 0; i < 1000; i++) { 43 l.add(new ArrayList(i)); 44 System.out.print(id); 45 } 46 } 47 } 48