过多的同步线程可能造成死锁
package com.bjsxt.thread.syn;
/**
* 过多的同步方法可能造成死锁
* @author Administrator
*
*/
public class SynDemo03 {
/**
* @param args
*/
public static void main(String[] args) {
Object g =new Object();
Object m = new Object();
Test t1 =new Test(g,m);
Test2 t2 = new Test2(g,m);
Thread proxy = new Thread(t1);
Thread proxy2 = new Thread(t2);
proxy.start();
proxy2.start();
}
}
class Test implements Runnable{
Object goods ;
Object money ;
public Test(Object goods, Object money) {
super();
this.goods = goods;
this.money = money;
}
@Override
public void run() {
while(true){
test();
}
}
public void test(){
synchronized(goods){
try {
Thread.sleep(100);
} catch (InterruptedException e) {
e.printStackTrace();
}
synchronized(money){
}
}
System.out.println("一手给钱");
}
}
class Test2 implements Runnable{
Object goods ;
Object money ;
public Test2(Object goods, Object money) {
super();
this.goods = goods;
this.money = money;
}
@Override
public void run() {
while(true){
test();
}
}
public void test(){
synchronized(money){
try {
Thread.sleep(100);
} catch (InterruptedException e) {
e.printStackTrace();
}
synchronized(goods){
}
}
System.out.println("一手给货");
}
}