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/**
* JavaỊ̈߳º²¢·¢Ð×÷-ËÀËø
*
* @author Administrator 2009-11-4 22:06:13
*/
public class Test {
public static void main(String[] args) {
DeadlockRisk dead = new DeadlockRisk();
MyThread t1 = new MyThread(dead, 1, 2);
MyThread t2 = new MyThread(dead, 3, 4);
MyThread t3 = new MyThread(dead, 5, 6);
MyThread t4 = new MyThread(dead, 7, 8);
t1.start();
t2.start();
t3.start();
t4.start();
}
}
class MyThread extends Thread {
private DeadlockRisk dead;
private int a, b;
MyThread(DeadlockRisk dead, int a, int b) {
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public class test1
{
public static void main(String[] args){
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//1.nullµÄ±È½Ï£ºÖ»ÄÜÓÃ==
System.out.println("1.nullµÄ±È½Ï£ºÖ»ÄÜÓÃ==");
Object o1=null,o2=null;
System.out.println(null==null&&o1==null& ......
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public class Foo {
private int x = 100;
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