模板模式

Template.java

public abstract class Template
{
    public void fitment(){
        decorate();
        floor();
        paint();
    }

    public abstract void floor();

    public abstract void paint();

    public abstract void decorate();
};

public abstract class Template
{
	public void fitment(){
		decorate();
		floor();
		paint();
	}

	public abstract void floor();

	public abstract void paint();

	public abstract void decorate();
};

Team1.java

public class Team1 extends Template
{
    public void floor(){
        System.out.println("Team1-----floor");
    }

    public void decorate(){
        System.out.println("Team1-----decorate");
    }

    public void paint(){
        System.out.println("Team1-----paint");
    }
};

public class Team1 extends Template
{
	public void floor(){
		System.out.println("Team1-----floor");
	}

	public void decorate(){
		System.out.println("Team1-----decorate");
	}

	public void paint(){
		System.out.println("Team1-----paint");
	}
};

Team2.java

public class Team2 extends Template
{
    public void floor(){
        System.out.println("Team2-----floor");
    }

    public void decorate(){
        System.out.println("Team2-----decorate");
    }

    public void paint(){
        System.out.println("Team2-----paint");
    }
};

public class Team2 extends Template
{
	public void floor(){
		System.out.println("Team2-----floor");
	}

	public void decorate(){
		System.out.println("Team2-----decorate");
	}

	public void paint(){
		System.out.println("Team2-----paint");
	}
};

Main.java

public class Main
{
    public static void main(String[] args){
        Template t = new Team1();
        t.fitment();
        Template t2 = new Team2();
        t2.fitment();
    }
};