Spring4整合MyBatis3（4）

控制層功能實現

fkbookapp/src/org/fkit/controller/FormController.java

package org.fkit.controller;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;

/**
 * 動態頁面跳轉控制器
 * @author Yikong
 *
 */
@Controller
public class FormController {
	@RequestMapping(value="/{formName}")
	public String loginForm(@PathVariable String formName){
		//動態跳轉頁面
		return formName;
	}
}

fkbookapp/src/org/fkit/controller/UserController.java

package org.fkit.controller;

import javax.servlet.http.HttpSession;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.view.RedirectView;

import org.fkit.domain.User;
import org.fkit.service.UserService;

/**
 * 處理用戶請求控制器
 * @author Yikong
 *
 */
@Controller
public class UserController {
	/**
	 * 自動注入UserService
	 */
	@Autowired
	@Qualifier("userService")
	private UserService userService;
	/**
	 * 處理login請求
	 */
	@RequestMapping(value="/login")
	public ModelAndView login(String loginname,String password,ModelAndView mv,HttpSession session){
		//根據登錄名和密碼查找用戶，判斷用戶登錄
		User user=userService.login(loginname, password);
		if(user!=null){
			//登錄成功，將user對象設置到HttpSession作用範圍域
			session.setAttribute("user", user);
			//轉發到main請求
			mv.setView(new RedirectView("/fkbookapp/main"));
		}else{
			//登錄失敗，設置失敗提示信息，並跳轉到登錄頁面
			mv.addObject("message", "登錄名或密碼錯誤，請重新輸入！");
			mv.setViewName("loginForm");
		}
		return mv;
	}
}

fkbookapp/src/org/fkit/controller/BookController.java

package org.fkit.controller;

import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;

import org.fkit.domain.Book;
import org.fkit.service.BookService;

/**
 * 處理圖書請求控制器
 * @author Yikong
 *
 */
@Controller
public class BookController {
	/**
	 * 自動注入BookService
	 */
	@Autowired
	@Qualifier("bookService")
	private BookService bookService;
	/**
	 * 處理/main請求
	 */
	@RequestMapping(value="/main")
	public String main(Model model){
		//獲得所有圖書集合
		List<Book> book_list=bookService.getAll();
		//將圖書集合添加到model當中
		model.addAttribute("book_list", book_list);
		//跳轉到main頁面
		return "main";
	}
}