SSM-books-CRUD源代码

package com.wang.controller; import com.wang.pojo.Books; import com.wang.service.BookService; import org.springframework.beans.factory.annotation.Autowired; 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调用service层 @Autowired private BookService bookService; // 查询选全部的书籍，并且返回到一个书籍展示页面 @RequestMapping("/allBook") public String list(Model model){ List<Books> list = bookService.queryAllBook(); model.addAttribute("list",list); return "allBook"; } // 跳转到增加书籍页面 @RequestMapping("/toAddBookPage") public String toAddPaper(){ return "addBook"; } // 进行添加书籍 @RequestMapping("/addBook") public String addBook(Books books){ System.out.println("=======>"+books); bookService.addBook(books); return "redirect:/book/allBook";//重定向到我们的@RequestMapping("/allBook") } // 跳转到修改书籍页面 @RequestMapping("/toEditBookPage") public String toEditBookPage(int id,Model model){ Books books = bookService.queryBookById(id); model.addAttribute("books",books); return "editBook"; } @RequestMapping("/editBook") public String editBook(Books books){ System.out.println("=======>"+books); bookService.updateBook(books); return "redirect:/book/allBook";//重定向到我们的@RequestMapping("/allBook") } @RequestMapping("/deleteBook/{bookId}") public String deleteBook(@PathVariable("bookId") int id){ bookService.deleteBookById(id); return "redirect:/book/allBook"; } @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"; } }