Java.io.Console Class


Advertisements


Introduction

The Java.io.Console class provides methods to access the character-based console device, if any, associated with the current Java virtual machine.

Class declaration

Following is the declaration for Java.io.Console class −

public final class Console
   extends Object
      implements Flushable

Class methods

S.N. Method & Description
1 void flush()

This method flushes the console and forces any buffered output to be written immediately.

2 Console format(String fmt, Object... args)

This method writes a formatted string to this console's output stream using the specified format string and arguments.

3 Console printf(String format, Object... args)

This method is used to write a formatted string to this console's output stream using the specified format string and arguments.

4 Reader reader()

This method retrieves the unique Reader object associated with this console.

5 String readLine()

This method reads a single line of text from the console.

6 String readLine(String fmt, Object... args)

This method provides a formatted prompt, then reads a single line of text from the console.

7 char[] readPassword()

This method reads a password or passphrase from the console with echoing disabled.

8 char[] readPassword(String fmt, Object... args)

This method provides a formatted prompt, then reads a password or passphrase from the console with echoing disabled.

9 PrintWriter writer()

This method retrieves the unique PrintWriter object associated with this console.

Methods inherited

This class inherits methods from the following classes −

  • Java.io.Object


Advertisements