Java.io.PrintStream.setError() Method

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Description

The java.io.PrintStream.setError() method Sets the error state of the stream to true.

Declaration

Following is the declaration for java.io.PrintStream.println() method.

protected void setError()

Parameters

NA

Return Value

This method does not return a value.

Exception

NA

Example

The following example shows the usage of java.io.PrintStream.setError() method.

package com.tutorialspoint;

import java.io.*;

public class PrintStreamDemo extends PrintStream {

   public PrintStreamDemo(OutputStream out) {
      super(out);
   }

   public static void main(String[] args) {
      byte c[] = {70, 71, 72, 73, 74, 75, 76};

      // create printstream object
      PrintStreamDemo ps = new PrintStreamDemo(System.out);

      // write bytes 1-3
      ps.write(c, 1, 3);

      // flush the stream
      ps.flush();

      // set an internal error
      ps.setError();
   }
}

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

GHI