标题: 互斥锁和Synchronized的区别是什么？ [打印本页] 作者: 1294668228 时间: 2016-3-29 16:40 标题: 互斥锁和Synchronized的区别是什么？ public class 多线程火车票
{
public static void main(String[] args)
{
new Tickets().start();
new Tickets().start();
new Tickets().start();
new Tickets().start();
}
}
class Tickets extends Thread
{
private static int ticket=100;
//ReentrantLock r = new ReentrantLock();
public void run()
{
while(true)
{
//r.lock();
synchronized("a"){
if(ticket==0)
{
break;
}
try
{
Thread.sleep(10);
}
catch (InterruptedException e)
{
e.printStackTrace();
}
System.out.println(this.getName()+":" +ticket--);
//r.unlock();
}
}
}
}
——————————————————————————
public class 多线程火车票
{
public static void main(String[] args)
{
new Tickets().start();
new Tickets().start();
new Tickets().start();
new Tickets().start();
}
}
class Tickets extends Thread
{
private static int ticket=100;
ReentrantLock r = new ReentrantLock();
public void run()
{
while(true)
{
r.lock();
if(ticket==0)
{
break;
}
try
{
Thread.sleep(10);
}
catch (InterruptedException e)
{
// TODO Auto-generated catch block
e.printStackTrace();
}
System.out.println(this.getName()+":" +ticket--);
r.unlock();
}
}
}