package com.mvc.controller;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.servlet.ModelAndView;
import com.mvc.entity.Student;
import com.mvc.service.StudentService;
@Controller
@RequestMapping("/student.do")
public class StudentController {
protected final transient Log log = LogFactory
.getLog(StudentController.class);
@Autowired
private StudentService studentService;
public StudentController(){
}
@RequestMapping
public String load(ModelMap modelMap){
List<Object> list = studentService.getStudentList();
modelMap.put("list", list);
return "student";
}
@RequestMapping(params = "method=add")
public String add(HttpServletRequest request, ModelMap modelMap) throws Exception{
return "student_add";
}
@RequestMapping(params = "method=save")
public String save(HttpServletRequest request, ModelMap modelMap){
String user = request.getParameter("user");
String psw = request.getParameter("psw");
Student st = new Student();
st.setUser(user);
st.setPsw(psw);
try{
studentService.save(st);
modelMap.put("addstate", "添加成功");
}
catch(Exception e){
log.error(e.getMessage());
modelMap.put("addstate", "添加失败");
}
return "student_add";
}
@RequestMapping(params = "method=del")
public void del(@RequestParam("id") String id, HttpServletResponse response){
try{
Student st = new Student();
st.setId(Integer.valueOf(id));
studentService.delete(st);
response.getWriter().print("{\"del\":\"true\"}");
}
catch(Exception e){
log.error(e.getMessage());
e.printStackTrace();
}
}
}