package ifeve;

/**
 * 死锁示例
 * 页数:p5
 *
 */
public class DeadLockDemo {

 private static final String A = "A";
 private static final String B = "B";

 public static void main(String[] args) {
 deadLock();
 }

 private static void deadLock() {

 Thread thread1 = new Thread(new Runnable() {
 @Override
 public void run() {
 synchronized (A) {
 try {
 Thread.sleep(2000);
 System.out.println("in 1, using A, need B");
 } catch (InterruptedException e) {
 e.printStackTrace();
 }
 synchronized (B) {
 System.out.println("1 using B");
 }
 System.out.println("out 1");
 }
 }
 });

 Thread thread2 = new Thread(new Runnable() {
 @Override
 public void run() {
 synchronized (B) {
 System.out.println("in 2, using B, need A");
 synchronized (A) {
 System.out.println("in 2, get A");
 }
 }
 }
 });

 thread1.start();
 thread2.start();
 }
}