/**
* 建造者角色
* 工人接口，定义了各个工人所需要进行的工作
* 并不负责具体的建造
*
* 同时房子是具体的（农民工）建造的 所以需要有返回房子的方法
* @author tucheng
*
*/
public interface Build {
public void makeWindow();public void makeFloor();public Room getRoom();}

public class WorkBuilder implements Build{private Room room=new Room();@Overridepublic void makeWindow() {room.setFloor("地板 ");}@Overridepublic void makeFloor() {room.setWindow("窗户");}@Overridepublic Room getRoom() {return room;}}

public class Designer {public void order(Build build)
{build.makeFloor();build.makeWindow();
}}

public class Room {private String window;private String floor;public String getWindow() {return window;
}public void setWindow(String window) {this.window = window;
}public String getFloor() {return floor;
}public void setFloor(String floor) {this.floor = floor;
}@Override
public String toString() {// TODO Auto-generated method stubreturn "---->floor "+floor+" window "+window;
}}

public static void main(String[] args){Build worker = new WorkBuilder();Designer designer = new Designer();designer.order(worker);System.out.print(">>> "+worker.getRoom());
}

public class WorkBuilder {private RoomParams params;public WorkBuilder(){params = new RoomParams();
}public WorkBuilder makeWindow(String window){params.window = window;return this;
}public WorkBuilder makeDoor(String door){params.door = door;return this;
}public WorkBuilder makeChat(String chat){params.chat = chat;return this;
}public WorkBuilder makeFloor(String floor){params.floor = floor;return this;
}public Room build(){Room room = new Room();room.apply(params);return room;
}class RoomParams{public String window;public String floor;public String door;public String chat;
}
}

public class Room {private String window;private String floor;private String door;private String chat;public void apply(WorkBuilder.RoomParams params){window = params.window;floor = params.floor;door = params.door;chat = params.chat;
}}

WorkBuilder builder = new WorkBuilder();
Room room = builder.makeChat("椅子")
.makeDoor("门")
.makeFloor("地板")
.makeWindow("窗户")
.build();