服务端/course_mgmt/src/com/common/service/TeacherService.java

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package com.common.service;

import java.util.List;

import com.common.model.Teacher;



public interface TeacherService {
	public Teacher login(String username,String password);
	public boolean reg(Teacher user);
	public List<Teacher> list();
	public void del(Teacher user); 
	public Teacher load(int userid);
	public boolean update(Teacher user);
	public String list_(String class_) ;
	public String listalljson() ;
	
}