Scala example source code file (constructors.scala)

This example Scala source code file (constructors.scala) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Scala tags/keywords

a, a, array, array, b, int, int, string, string, test, unit

The Scala constructors.scala source code

// Test constructors, including multiple ones.

class A(x: Int, y: Int) {
  def this(x: Int) = this(x, x);
  def this() = this(1);
  override def toString() = "x=" + x + " y=" + y;
  class B(a: Int, b: Int, c: String) {
    def this(str: String) = this(x, y, str);
    override def toString() =
      "x=" + x + " y=" + y + " a=" + a + " b=" + b + " c=" + c;
  }
}

object Test {
  def main(args: Array[String]): Unit = {
    val a1 = new A(1,2);
    val a2 = new A(3);
    val a3 = new A();
    val b1 = new a1.B(1,2,"a");
    val b2 = new a2.B("b");
    Console.println(a1);
    Console.println(a2);
    Console.println(a3);
    Console.println(b1);
    Console.println(b2);
  }
}