Java.io.PipedOutputStream.flush() Method

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Description

The java.io.PipedOutputStream.flush() method flushes this output stream and forces any buffered output bytes to be written out. This will notify any readers that bytes are waiting in the pipe.

Declaration

Following is the declaration for java.io.PipedOutputStream.flush() method

public void flush()

Parameters

  • NA

Return Value

This method does not return a value.

Exception

  • IOException -- if an I/O error occurs.

Example

The following example shows the usage of java.io.PipedOutputStream.flush() method.

package com.tutorialspoint;

import java.io.*;

public class PipedOutputStreamDemo extends PipedInputStream {

   public static void main(String[] args) {

      // create a new Piped input and Output Stream
      PipedOutputStream out = new PipedOutputStream();
      PipedInputStreamDemo in = new PipedInputStreamDemo();

      try {
         // connect input and output
         out.connect(in);

         // write something 
         out.write(70);
         out.write(71);

         // flush the stream
         out.flush();

         // print what we wrote
         for (int i = 0; i < 2; i++) {
            System.out.println("" + (char) in.read());
         }


      } catch (IOException ex) {
         ex.printStackTrace();
      }


   }
}

Let us compile and run the above program, this will produce the following result:

F
G



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