SyncTest3

SyncTest3.java

public class SyncTest3 {

	private static SyncTarget target;

	@BeforeClass
	public static void init() {
		target = new SyncTarget();
		System.out.println("inint");
	}

	@Test
	public void threadLockTest2() {

		for (int i = 0; i < 5; i++) {
			new Thread() {
				@Override
				public void run() {
					target.test2();
				};
			}.start();
		}
	}

	@Test
	public void threadLockTest3() {

		for (int i = 0; i < 5; i++) {
			new Thread() {
				@Override
				public void run() {
					target.test3();
				};
			}.start();
		}
	}

	public static class SyncTarget {

		public void test2() {
			synchronized (this) {
				try {
					Thread.sleep(1000);
				} catch (InterruptedException e) {
					e.printStackTrace();
				}
				System.out.println("test2(), threadName=" + Thread.currentThread().getName());
			}
		}

		public void test3() {
			synchronized (this) {
				try {
					Thread.sleep(1000);
				} catch (InterruptedException e) {
					e.printStackTrace();
				}
				System.out.println("test3(), threadName=" + Thread.currentThread().getName());
			}
		}
	}
}