Java IO Tutorial - Java PrintWriter.setError()

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Syntax

PrintWriter.setError() has the following syntax.

protected void setError()

Example

In the following code shows how to use PrintWriter.setError() method.

/*from  ww w . j a  va2 s . c  o  m*/
import java.io.*;

public class Main extends PrintWriter {

   public Main(OutputStream out) {
      super(System.out);
   }

   public static void main(String[] args) {
      String s = "tutorial from java2s.com";

      
      Main pw = new Main(System.out);

      // write substrings
      pw.write(s, 0, 5);
      pw.write(s, 6, 5);

      // flush the writer
      pw.flush();

      // set the error state
      pw.setError();

   }
}

The code above generates the following result.

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