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Question: Write a program to implement synchronization.

Question: Write a program to implement synchronization.
class Callme
{

                       public synchronized void call(String msg)

                       {

                        System.out.print("["+msg);

                        try

                        {

                                    Thread.sleep(1000);

                        }

                        catch(InterruptedException e)

                        {

                                    System.out.println(e);

                        }

                        System.out.println("]");

                       }

}

class Caller implements Runnable

{

                       String s;

                       Callme target;

                       Thread t;

                       Caller(Callmetar,Stringmsg)

                       {

                        t = new Thread(this);

                        target = tar;

                        s = msg;

                        t.start();

                       }

                       public void run()

                       {

                        target.call(s);

                       }

}

class Sync
{

                       public static void main(String args[])

                       {

                        Callmeob = new Callme();

                        Caller o1 = new Caller(ob,"Hello");

                        Caller o2 = new Caller(ob,"Synchronized");

                        Caller o3 = new Caller(ob,"World");

                        try

                        {

                                    o1.t.join();

                                    o2.t.join();

                                    o3.t.join();

                        }

                        catch(InterruptedException e)

                        {

                                    System.out.println(e);

                        }

                       }

}
OUTPUT:











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