Returning Objects : Method Return « Class Definition « Java Tutorial

1. Java Tutorial
2. Class Definition
3. Method Return

class Test {
  int a;

  Test(int i) {
    a = i;
  }

  Test incrByTen() {
    Test temp = new Test(a + 10);
    return temp;
  }
}

class ReturnObjectTest {
  public static void main(String args[]) {
    Test ob1 = new Test(2);
    Test ob2;

    ob2 = ob1.incrByTen();
    System.out.println("ob1.a: " + ob1.a);
    System.out.println("ob2.a: " + ob2.a);

    ob2 = ob2.incrByTen();
    System.out.println("ob2.a after second increase: " + ob2.a);
  }
}