Java Tutorial: Java Synchronization (Static synchronization block | Synchronization in java) ~ foundjava

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Java Tutorial: Java Synchronization (Static synchronization block | Synchronization in java) 

StaticSynchronizationDemo.java

class Table
{

    static void printTable(int n)
    {
        /*
         * The block synchronizes on the lock of the object
         * denoted by the reference .class name .class
         */
        synchronized (Table.class)
        {
            System.out.println(Thread.currentThread().getName());
            for (int i = 1; i <= 5; i++)
            {
                System.out.println(n * i);
                try
                {
                    Thread.sleep(400);
                }
                catch (Exception e)
                {
                }
            }
            System.out.println("------------------------");
        }
    }
}

public class StaticSynchronizationDemo
{
    public static void main(String t[])
    {
        Thread t1 = new Thread()
        {
            public void run()
            {
                Table.printTable(1);
            }
        };

        Thread t2 = new Thread()
        {
            public void run()
            {
                Table.printTable(10);
            }
        };

        t1.start();
        t2.start();
    }
}

Output

Thread-0
1
2
3
4
5
------------------------
Thread-1
10
20
30
40
50
------------------------

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