Thursday 17 December 2015

Java Tutorial : Java this keyword (pass this to method)


Click here to watch in Youtube :
https://www.youtube.com/watch?v=fjHeWySXxPU&list=UUhwKlOVR041tngjerWxVccw

Student.java
public class Student
{

    public String name;
    public int age;

    public Student(String name, int age)
    {
        this.name = name;
        this.age = age;
    }

    public void display()
    {
        /*
         * The this keyword can also be passed as an argument in the method. It
         * is mainly used in the event handling.
         * 
         * In event handling (or) in a situation where we have to provide
         * reference of a class to another one.
         */
        displayFields(this);
    }

    public void displayFields(Student studentObj)
    {
        System.out.println("Name : " + studentObj.name);
        System.out.println("Age  : " + studentObj.age);
    }

}
StudentTest.java
public class StudentTest
{

    public static void main(String[] args)
    {

        Student studentObject = new Student("Peter",35);
        studentObject.display();
    }

}
Output
Name : Peter
Age  : 35
Click the below link to download the code:
https://sites.google.com/site/javaee4321/java/ThisKeyWordDemoPassThistomethodApp.zip?attredirects=0&d=1

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

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/f95cef6f929a55d126484d6f51e7b129a718c586/BasicJava/ThisKeyWordDemoPassThistomethodApp/?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
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