unit.java

JAVA程序

/*
 * Unit.java
 *
 * Created on 2007年12月23日, 上午11:36
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 */

/*
 *
 * @author Leeking
 */
import java.util.*;
public class Unit 
{
/**   
      返回学生小组 :getStudentStu(
      @return 学生小组
 */
public ArrayList<Student> getStudentStu()
{
	return this.studentStu;
}
/**
   Unit类方法addStudent(Student newStu)
   @param newStu 新学生
 */
public void addStudent(Student newStu)
{
        int m = 1;
	if(studentStu.size() == 0){m = 1;}
	else{
		for(int i = 0;i<studentStu.size();i++){
		
			Student s = (Student)studentStu.get(i);
			
			if(newStu.getID().equals(s.getID())){
				System.out.println("该学生已存在！");
				m = 0;

			}
		}
	}
	if(m == 1){
		studentStu.add(newStu);
		System.out.println("添加完成！");
	}
	
}
/**
   Unit类方法 deleteStudent(String deleteID)
   @param deleteID 删除学生ID
 */
public void deleteStudent(String deleteID)
{
	int i = 0;
        int j = 0;
	if(studentStu.size( ) == 0)
            System.out.println("this unit has no student,you fail! ");
	else{
		for(i = 0;i<studentStu.size();i++){
			Student stu = (Student)studentStu.get(i);
                if(stu.getID().trim().equals(deleteID)){studentStu.remove(i);j = 1;}
			}
	}
	if(j == 0)System.out.println("此小组无该学生！");
	else System.out.println("删除成功！");

}
/**设置小组名字*/
public String setUnitName(String unitName)
{
	return this.unitName = unitName;
}
/** 返回小组名 :getUnitName()
    @return  小组名
 */
public String getUnitName()
{
	return this.unitName;
}
/**
   Unit类方法 setinstructor(String name ,String gender,String department)
   @param name 姓名
   @param gender 性别
   @param department 学院
 */
public void setinstructor(String name ,String gender,String department)
{
	 instructor = new Staff(name,gender,department);
}
/** 返回老师 :getInstructor()
    @return  老师
 */
public Staff getInstructor() 
{
	return instructor;
}

private String unitName;
private Staff instructor=new Staff();
private ArrayList<Student> studentStu=new ArrayList<Student>();
}