package cn.itcast.day3.thread;
import java.util.Collections;
import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.atomic.AtomicInteger;
public class BlockingQueueCommunication {
/**
* @param args
*/
public static void main(String[] args) {
final Business business = new Business();
new Thread(
new Runnable() {
@Override
public void run() {
for(int i=1;i<=50;i++){
business.sub(i);
}
}
}
).start();
for(int i=1;i<=50;i++){
business.main(i);
}
}
static class Business {
BlockingQueue<Integer> queue1 = new ArrayBlockingQueue<Integer>(1);
BlockingQueue<Integer> queue2 = new ArrayBlockingQueue<Integer>(1);
{
Collections.synchronizedMap(null);
try {
System.out.println("xxxxxdfsdsafdsa");
queue2.put(1);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public void sub(int i){
try {
queue1.put(1);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
for(int j=1;j<=10;j++){
System.out.println("sub thread sequece of " + j + ",loop of " + i);
}
try {
queue2.take();
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public void main(int i){
try {
queue2.put(1);
} catch (InterruptedException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
for(int j=1;j<=100;j++){
System.out.println("main thread sequece of " + j + ",loop of " + i);
}
try {
queue1.take();
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
}
ArrayBlockingQueue(阻塞队列)只有put方法和take方法才具有阻塞功能
本文介绍了一个使用Java实现的阻塞队列通信机制的例子。该机制通过两个阻塞队列queue1和queue2实现线程间的同步通信,具体包括线程如何通过put方法将数据放入队列以及如何通过take方法从队列中取出数据。这种方式可以确保线程之间的正确交互,避免竞态条件。
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