PrintWriter setError() method in Java with Examples

// Java program to demonstrate
// PrintWriter setError() method

import java.io.*;

// extending the PrintWriter Class
class GFG extends PrintWriter {

    // Defining the protected constructor
    public GFG(OutputStream out)
    {
        super(System.out);
    }

    // Driver Code
    public static void main(String[] args)
    {

        // The string to be written in the Writer
        String str = "GeeksForGeeks";

        try {

            // Create a GFG instance
            GFG writer
                = new GFG(System.out);

            // Write the above string to this writer
            // This will put the string in the stream
            // till it is printed on the console
            writer.write(str);

            writer.flush();

            // Use the protected setError() method
            writer.setError();
        }
        catch (Exception e) {
            System.out.println(e);
        }
    }
}

// Java program to demonstrate
// PrintWriter setError() method

import java.io.*;

// extending the PrintWriter Class
class GFG extends PrintWriter {

    // Defining the protected constructor
    public GFG(OutputStream out)
    {
        super(System.out);
    }

    // Driver Code
    public static void main(String[] args)
    {

        try {

            // Create a GFG instance
            GFG writer
                = new GFG(System.out);

            // Write the char to this writer
            // This will put the char in the stream
            // till it is printed on the console
            writer.write(65);

            writer.flush();

            // Use the protected setError() method
            writer.setError();
        }
        catch (Exception e) {
            System.out.println(e);
        }
    }
}