设计模式（三） 建造者模式

package com.lp.builder;

public class AirShip {
    private OrbitalModule orbitalModule;//轨道舱
    private Engine engine; //发动机
    private EscapeTower escapeTower; //逃逸舱 
    public OrbitalModule getOrbitalModule() {
        return orbitalModule;
    }
    public void setOrbitalModule(OrbitalModule orbitalModule) {
        this.orbitalModule = orbitalModule;
    }
    public Engine getEngine() {
        return engine;
    }
    public void setEngine(Engine engine) {
        this.engine = engine;
    }
    public EscapeTower getEscapeTower() {
        return escapeTower;
    }
    public void setEscapeTower(EscapeTower escapeTower) {
        this.escapeTower = escapeTower;
    }
    
    
}

class OrbitalModule{
    private String name;
    OrbitalModule (String name){
        this.name = name;
    }
    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }
    
}

class Engine{
    private String name;

    Engine (String name){
        this.name = name;
    }
    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }
}

class EscapeTower{
    private String name;

    EscapeTower (String name){
        this.name = name;
    }
    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }
}

package com.lp.builder;

public interface AirShipBuilder {
    Engine builderEngine();
    OrbitalModule builderOrbitaModule();
    EscapeTower builderEscaperTower();
}

package com.lp.builder;
//组装飞船
public interface AirShipDirector {
        AirShip directAirShip();
}

package com.lp.builder;

public class LpAirShipBuilder implements AirShipBuilder{

    @Override
    public Engine builderEngine() {
        System.out.println("构建李鹏牌发动机");
        return new Engine("李鹏牌发动机");
    }

    @Override
    public OrbitalModule builderOrbitaModule() {
        System.out.println("构建李鹏牌轨道舱");
        return new OrbitalModule("李鹏牌轨道舱");
    }

    @Override
    public EscapeTower builderEscaperTower() {
        System.out.println("构建李鹏牌逃逸舱");
        return new EscapeTower("李鹏牌逃逸舱");
    }

    //StringBuildr
}

package com.lp.builder;

public class LpAirShipDirector implements AirShipDirector {

    private AirShipBuilder builder;
    
    LpAirShipDirector(AirShipBuilder builder){
        this.builder = builder;
    }
    
    @Override
    public AirShip directAirShip() {
        Engine e = builder.builderEngine();
        OrbitalModule o = builder.builderOrbitaModule();
        EscapeTower es = builder.builderEscaperTower();
        AirShip ship = new AirShip();
        ship.setEngine(e);
        ship.setEscapeTower(es);
        ship.setOrbitalModule(o);
        return ship;
    }
}