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()