Wed Dec 26 16:00:00 GMT 2001

TemplateMethod

//: c03:TemplateMethod.java // Simple demonstration of Template Method. import com.bruceeckel.test.*; abstract class ApplicationFramework { public ApplicationFramework() { templateMethod(); // Dangerous! } abstract void customize1(); abstract void customize2(); // "private" means automatically "final": private void templateMethod() { for(int i = 0; i < 5; i++) { customize1(); customize2(); } } } // Create a new "application": class MyApp extends ApplicationFramework { void customize1() { System.out.print("Hello "); } void customize2() { System.out.println("World!"); } } public class TemplateMethod extends UnitTest { MyApp app = new MyApp(); public void test() { // The MyApp constructor does all the work. // This just makes sure it will complete // without throwing an exception. } public static void main(String args[]) { new TemplateMethod().test(); } } ///:~


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