Tuesday, 9 August 2016

Java Tutorial : Java IO (Console class)


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https://www.youtube.com/watch?v=KtQG3zXnF7o&list=UUhwKlOVR041tngjerWxVccw

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Java Tutorial : Java IO (Console class) 
Java Tutorial : Java IO (Console class) 
Java Tutorial : Java IO (Console class) 
ConsoleDemo.java
import java.io.Console;
import java.io.IOException;

public class ConsoleDemo
{

    public static void main(String[] args) throws IOException
    {
        ConsoleDemo consoleDemo = new ConsoleDemo();
        consoleDemo.readFromConsole();
    }

    private void readFromConsole() throws IOException
    {
        /*
         * System class provides a static method console()
         * that returns the unique instance of Console
         * class.
         */
        Console console = System.console();
        System.out.print("Enter the username : ");
        String name = console.readLine();
        System.out.println("UserName = " + name);
        
        System.out.print("Enter the password : ");
        char[] passWordArray = console.readPassword();
        String passWord = new String(passWordArray);
        System.out.println("PassWord = " + passWord);
    }

}
Output
D:\eclipse\workspace\JavaIODemo\bin>java ConsoleDemo
Enter the username : Peter
UserName = Peter
Enter the password :
PassWord = welcome

Refer: 
https://docs.oracle.com/javase/8/docs/api/index.html?java/io/Console.html

Click the below link to download the code:
https://sites.google.com/site/ramj2eev1/home/javabasics/JavaIODemo_Console_class_App.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava/JavaIODemo_Console_class_App

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/cc9ea15ba6d4c4de8bbc1e97954a85f48d342a8f/BasicJava/JavaIODemo_Console_class_App/?at=master

See also:

  • All JavaEE Viedos Playlist
  • All JavaEE Viedos
  • All JAVA EE Links
  • Servlets Tutorial
  • All Design Patterns Links
  • JDBC Tutorial
  • Java Collection Framework Tutorial
  • JAVA Tutorial
  • Kids Tutorial
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