JAVA EE: Java Tutorial : Java IO (PipedInputStream and PipedOutputStream-V2)

Monday 19 September 2016

Java Tutorial : Java IO (PipedInputStream and PipedOutputStream-V2)

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Java Tutorial : Java IO (PipedInputStream and PipedOutputStream-V2)

PipedReadWriteDemo.java

import java.io.IOException;
import java.io.PipedInputStream;
import java.io.PipedOutputStream;

/*
 * Here, we have created two threads thread1 and
 * thread2. The thread1 thread writes the data using the
 * PipedOutputStream object and the thread2 thread reads
 * the data from that pipe using the PipedInputStream
 * object. Both the piped stream object are connected
 * with each other.
 */

public class PipedReadWriteDemo
{

    public static void main(String[] args) throws IOException
    {

        final PipedOutputStream pos = new PipedOutputStream();
        final PipedInputStream pis = new PipedInputStream(pos);

        Thread thread1 = new Thread(new Runnable()
        {
            @Override
            public void run()
            {
                try
                {
                    String str = "Hello peter, Welcome to india.";
                    byte[] byteArray = str.getBytes();
                    pos.write(byteArray);
                    Thread.sleep(1000);
                    pos.close();
                }
                catch (Exception exe)
                {
                    exe.printStackTrace();
                }
            }
        });

        Thread thread2 = new Thread(new Runnable()
        {
            @Override
            public void run()
            {
                try
                {
                    int data = pis.read();
                    while (data != -1)
                    {
                        System.out.print((char) data);
                        data = pis.read();
                    }
                    pis.close();
                }
                catch (Exception exe)
                {
                    exe.printStackTrace();
                }
            }
        });

        thread1.start();
        thread2.start();
    }
}