Java继承实例

public class Human{
	String haircolor;
	String skincolor;
	public String getHaircolor() {		
		return haircolor;
	}
	public void setHaircolor(String haircolor) {
		this.haircolor = haircolor;
	}
	public String getSkincolor() {
		return skincolor;
	}
	public void setSkincolor(String skincolor) {
		this.skincolor = skincolor;
	}
	
	
}

public class Child extends Human{ 
	private final Human father;
	private final Human mother;
	public Child (Human father,Human mother){
		this.father=father;
		this.mother=mother;	
	}
	public String getSkincolor(){
		return mother.getSkincolor();
	}
	public String getHaircolor(){
		return father.getHaircolor();
	}
}

public class Test {
	public static void main(String args[]){
		Human wq=new Human();
		Human xl=new Human();
		wq.setHaircolor("黑色");
		xl.setSkincolor("棕色");
		wq.setSkincolor("黑色");
		xl.setSkincolor("白色");
		Child wxm=new Child(wq,xl);
		System.out.println("孩子的发色:"+wxm.getHaircolor());
		System.out.println("孩子的肤色:"+wxm.getSkincolor());
		
	}
}