Console writer() method in Java with Examples

The writer() method of Console class in Java is used to retrieves the unique PrintWriter object which is associated with the console.

Syntax:

public PrintWriter writer()

Parameters: This method does not accept any parameter.

Return value: This method returns the PrintWriter which is associated with the console.

Exceptions: This method does not any throw exception.

Note: System.console() returns null in an online IDE.

Below programs illustrate writer() method in Console class in IO package:

Program 1:

// Java program to illustrate
// Console writer() method

import java.io.*;

public class GFG {
    public static void main(String[] args)
    {
        // Create the console object
        Console cnsl
            = System.console();

        if (cnsl == null) {
            System.out.println(
                "No console available");
            return;
        }

        // Create PrintWriter
        PrintWriter pw = cnsl.writer();

        System.out.println(
            "PrintWriter is created and returned");
    }
}

Output:

Program 2:

// Java program to illustrate
// Console writer() method

import java.io.*;

public class GFG {
    public static void main(String[] args)
    {
        // Create the console object
        Console cnsl
            = System.console();

        if (cnsl == null) {
            System.out.println(
                "No console available");
            return;
        }

        // Create PrintWriter
        PrintWriter pw = cnsl.writer();

        System.out.println(
            "PrintWriter is created and returned");
    }
}

Output:

References:
https://docs.oracle.com/javase/10/docs/api/java/io/Console.html#writer()