/*
写一个死锁程序
*/
class Testx implements Runnable
{
private boolean flag;
Testx(boolean flag)
{
this.flag=flag;
}
public void run()
{
if (flag)
{
while(true)
{
synchronized(MyLock.locka)
{
System.out.println("if locka");
synchronized(MyLock.lockb)
{
System.out.println("if lockb");
}
}
}
}
else
{
while(true)
{
synchronized(MyLock.lockb)
{
System.out.println("else lockb");
synchronized(MyLock.locka)
{
System.out.println("else locka");
}
}
}
}
}
}
class MyLock
{
static Object locka = new Object();
static Object lockb = new Object();
}
class DeadLockTest
{
public static void main(String[] args)
{
Thread t1 = new Thread(new Testx(true));
Thread t2 = new Thread(new Testx(false));
t1.start();
t2.start();
//System.out.println("Hello World!");
}
}
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