node4major.java

来自「一个可以存储和打印成绩单的系统」· Java 代码 · 共 37 行

package org.minjey.cjsjk.view.tree.node;

import java.util.HashMap;

import org.minjey.cjsjk.model.Major;

public class Node4Major extends Node4ClassLeaves {

	public Node4Major(Major userObject) {
		super(userObject);
		setVirtualChild();
	}
	
	@Override
	public HashMap<Integer, Object> getCourses() {
		Major major = getUserObject();
		return major.getCourses();
	}
	
	@Override
	public HashMap<Integer, Object> getStudents() {
		Major major = getUserObject();
		return major.getStudents();
	}

	@Override
	public Major getUserObject() {
		return (Major)super.getUserObject();
	}
	
	@Override
	public Major getMajor() {
		return getUserObject();
	}
	
}