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package test_list;

public class Test_List {

    public static void main(String[] args) {
        final Object resource_one = "resourceone";
        final Object resource_two = "resourcetwo";
        Thread thread1 = new Thread() {

            public void run() {
                synchronized (resource_one) {
                    System.out.println("線程1鎖定了resource_one");
                    try {
                        Thread.sleep(1000);
                    } catch (InterruptedException ex) {
                        ex.printStackTrace();
                    }
                    synchronized (resource_two) {
                        System.out.println("線程1鎖定了resource_two");
                        try {
                            Thread.sleep(1000);
                        } catch (InterruptedException ex) {
                            ex.printStackTrace();
                        }
                    }
                }
            }
        };
        Thread thread2 = new Thread() {

            public void run() {
                synchronized (resource_two) {
                    System.out.println("線程2鎖定了resource_two");
                    try {
                        Thread.sleep(1000);
                    } catch (InterruptedException ex) {
                        ex.printStackTrace();
                    }

                    synchronized (resource_one) {
                        System.out.println("線程2鎖定了resource_one");
                        try {
                            Thread.sleep(1000);
                        } catch (InterruptedException ex) {
                            ex.printStackTrace();
                        }
                    }
                }
            }
        };
        thread1.start();
        thread2.start();

    }
}