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public class DealLockTest implements Runnable {
static String i = new String();
static String j = new String();
private String str = null;
public DealLockTest(String str) {
this.str = str;
}
public static void main(String[] args) {
new Thread(new DealLockTest("i")).start();
new Thread(new DealLockTest("j")).start();
}
public void run() {
if (str.equals("i")) {
synchronized (i) {
System.out.println(Thread.currentThread().getName()+":"+"i");
Thread.yield();
synchronized (j) {
System.out.println("i is over");
}
}
} else {
synchronized (j) {
System.out.println(Thread.currentThread().getName()+":"+"j");
Thread.yield();
synchronized (i) {
System.out.println("j is over");
}
}
}
}
}

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