Java 设计模式 之 建造模式
http://www.verejava.com/?id=16999036622561
package com.builder.theory;
public class TestBuilder
{
public static void main(String[] args)
{
Car car=Director.construct(new ConcreteBuilder());
System.out.println(car.getHead());
System.out.println(car.getBody());
System.out.println(car.getFoot());
}
}
package com.builder.theory;
public class Car
{
private String head;
private String body;
private String foot;
public String getHead()
{
return head;
}
public void setHead(String head)
{
this.head = head;
}
public String getBody()
{
return body;
}
public void setBody(String body)
{
this.body = body;
}
public String getFoot()
{
return foot;
}
public void setFoot(String foot)
{
this.foot = foot;
}
}
package com.builder.theory;
public class Director
{
public static Car construct(Builder builder)
{
builder.buildHead();
builder.buildBody();
builder.buildFoot();
return builder.buildPart();
}
}
package com.builder.theory;
public interface Builder
{
public void buildHead();
public void buildBody();
public void buildFoot();
public Car buildPart();
}
package com.builder.theory;
public class ConcreteBuilder implements Builder
{
Car car=null;
public ConcreteBuilder()
{
car=new Car();
}
@Override
public void buildHead()
{
car.setHead("汽车头部建造完成");
}
@Override
public void buildBody()
{
car.setBody("汽车身体建造完成");
}
@Override
public void buildFoot()
{
car.setFoot("汽车尾部建造完成");
}
@Override
public Car buildPart()
{
return car;
}
}
