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Displaying  Source Code(s)  
 

 
Simple Program in Java to Implement Multithreading

--------------------------------------------------------------------------------

Description : Not Specified

// Multithreading (odd or even)

import java.io.*;
import java.lang.*;
import java.awt.*;
import java.awt.event.*;

class test extends Frame implements ActionListener,Runnable
{
int lower,upper;
Label l1=new Label("ODD");
Label l2=new Label("EVEN");
List lb1=new List();
List lb2=new List();
Button b2=new Button("EXIT");
test(int low,int up)
{
lower = low;
upper = up;
setLayout(new FlowLayout());
setSize(700,700);
setTitle("Thread Demo");
setVisible(true);
add(l1);add(lb1);add(l2);add(lb2);add(b2);
b2.addActionListener(this);
Thread t=new Thread(this);
t.start();


addWindowListener(
new WindowAdapter()
{
public void windowClosing(WindowEvent e)
{ System.exit(0); }
}
);

}
public void actionPerformed(ActionEvent ae)
{
if(ae.getSource()==b2)
System.exit(0);
}
public void run()
{
try
{
if((lower % 2) != 0)
{
lower = lower + 1;
}
while(lower <= upper)
{
Thread.sleep(1000);
lb2.add(String.valueOf(lower));
lower += 2;
Thread.sleep(500);
}
}catch(Exception e){}
}

public static void main(String args[])
{
int lower,upper;
lower = Integer.parseInt(args[0]);
upper = Integer.parseInt(args[1]);
test ob = new test(lower,upper);

if((lower % 2) == 0)
{
lower = lower + 1;
}

try
{
while(lower <= upper)
{
Thread.sleep(1000);
ob.lb1.add(String.valueOf(lower));
lower = lower + 2;
Thread.sleep(500);
}
}
catch(Exception e){}
}

}

 

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