命令模式
//命令模式
//CopyRight(C) CAnca software Office.2006
//Created by CAnca.
public class CommandMode{
public static void main(String[] args){
Receiver receiver = new Receiver();
Command command = new ConcreteCommand(receiver);
Invoker invoker = new Invoker();
invoker.setCommand(command);
invoker.ExecuteCommand();
}
}
//Command
abstract class Command{
protected Receiver receiver;
public Command(Receiver receiver){
this.receiver = receiver;
}
abstract void Execute();
}
//ConcreteCommand
class ConcreteCommand extends Command{
public ConcreteCommand(Receiver receiver){
super(receiver);
}
public void Execute(){
receiver.Action();
}
}
//Receiver
class Receiver{
public void Action(){
System.out.println("Receiver.Action()");
}
}
//Invoker
class Invoker{
private Command command;
public void setCommand(Command command){
this.command = command;
}
public void ExecuteCommand(){
command.Execute();
}
}