ssm整合小项目源文件

package com.sun.controller; import com.sun.pojo.Books; import com.sun.service.BookService; 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.PathVariable; import org.springframework.web.bind.annotation.RequestMapping; import java.util.ArrayList; import java.util.List; @Controller @RequestMapping("/book") public class BookController { //controller 调service @Autowired @Qualifier("BookServiceImpl") private BookService bookService; //查询全部的书籍，并且返回到书籍展示页面 @RequestMapping("/allBook") public String list(Model model){ List<Books> list = bookService.queryAllBook(); model.addAttribute("list",list); return "allBook"; } //跳转到增加页面 @RequestMapping("/toAddBook") public String toAddPaper(){ return "addBook"; } //添加书籍的请求 @RequestMapping("/addBook") public String addBook(Books books){ bookService.addBook(books); return "redirect:/book/allBook";//重定向 } //跳转到修改页面 @RequestMapping("/toUpdate") public String toUpdatePaper(int id,Model model){ Books books = bookService.queryBookById(id); model.addAttribute("Qbooks",books); return "updateBook"; } //修改书籍 @RequestMapping("/updateBook") public String updateBook(Books books){ bookService.updateBook(books); return "redirect:/book/allBook"; } //删除书籍 @RequestMapping("/deleteBook/{bookId}") public String deleteBook(@PathVariable("bookId") int id){ bookService.deleteBookById(id); return "redirect:/book/allBook"; } //查询书籍 @RequestMapping("/queryBook") public String queryBook(String queryBookName,Model model){ Books books = bookService.queryBookByName(queryBookName); List<Books> list = new ArrayList<Books>(); list.add(books); if(books==null){ list = bookService.queryAllBook(); model.addAttribute("error","未查到"); } model.addAttribute("list",list); return "allBook"; } }