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Multi_Threaded.java
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Multi_Threaded.java
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/*
Write a Java program that implements a multi-thread application that has three threads.
First thread generates a random integer for every 1 second; second thread computes the
square of the number andprints; third thread will print the value of cube of the number.
*/
import java.util.*;
import java.io.*;
class Multi_Threaded
{
public static void main(String args[])
{
//init object of First class
First a=new First();
//Start thread of 1st class
a.run();
}
}
class First extends Thread
{
public void run()
{
try{
Random r=new Random();//Create object of "Random" class
for(int i=0;i<5;i++)
{
//Generate a random number bw 0 and 20
System.out.println("\n\ni="+i+"\n");
int n=r.nextInt(20);//will return random number only between 0-20
//Display the number
System.out.println("Number is "+n);
//Create obj of second class and run its thread
Second b=new Second(n);
b.run();
//Create obj of third class and run its thread
Third c=new Third(n);
c.run();
//Sleep for 1 sec after every iteration
Thread.sleep(1000);
}
}
//If any Multi THread exception arises catch and display it
catch(Exception e)
{
System.out.println("Caught "+e);
}
}
}
class Second extends Thread
{
public int n;
//Use a constructor to initialize the incoming value to the object of this class
public Second(int n)
{
this.n=n;
}
//implement the run() for Second thread
public void run()
{
System.out.println("Square of the number "+n+" is "+(n*n));
}
}
class Third extends Thread
{
public int n;
//Use a constructor to initialize the incoming value to the object of this class
public Third(int n)
{
this.n=n;
}
//implement the run() for Third thread
public void run()
{
System.out.println("Cube of the number "+n+" is "+(n*n*n));
}
}