package builder;
/**
 *产品类
 * 2014-8-19下午4:26:40-limiracle
 */
public class Product {
    public void doSomething(){
        //独立业务处理
    }
}

package builder;

public abstract class Builder {
    //设置产品的不同部分，以获得不同的产品
    public abstract void setPart();
    //建造产品
    public abstract Product buildProduct();
}

package builder;
/**
 *具体建造者
 * 2014-8-19下午4:29:02-limiracle
 */
public class ConcreteProduct extends Builder {
    private Product product=new Product();
    @Override
    public void setPart() {
        /*
         * 产品类内的逻辑处理
         */
    }
    //组建一个产品
    @Override
    public Product buildProduct() {
        return product;
    }

}

package builder;

public class Director {
    private Builder builder=new ConcreteProduct();
    //构建不同的产品
    public Product getAProduct(){
        builder.setPart();
        return builder.buildProduct();
    }
}