// file: GreeterTest.java

// CH program shows a method (sayHello) that returns a String object

// The Greeter class has no instance variables and a "default" constructor

/**
 * A class to print a greeting
 */
class Greeter
{
   /**
    * Prints the String "Hello, World!"
    **/
   public String sayHello()
   {
      String message = "Hello, World!" ;  // "message" is a local variable
      return message ;
   }
}

/**
 * A test class for the Greeter class
 */
public class GreeterTest
{
   public static void main(String[] args)
   {
      Greeter worldGreeter = new Greeter() ;
      
      // print the String returned by the sayHello method
      
      System.out.println( worldGreeter.sayHello() ) ;
   }
}

/* Program output:

Hello, World!

*/