基于SpringBoot+Spring Security+Jpa的校园图书管理系统，适用于毕业设计。
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageRequest;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
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.bind.annotation.ResponseBody;
import tgc.edu.mcy.custom.JournalUtil;
import tgc.edu.mcy.entity.Book;
import tgc.edu.mcy.entity.SysAdmin;
import tgc.edu.mcy.entity.SysRole;
import tgc.edu.mcy.entity.SysUser;
import tgc.edu.mcy.security.UserUtils;
import tgc.edu.mcy.service.BookService;
import tgc.edu.mcy.service.RoleService;
import tgc.edu.mcy.service.SysAdminService;
import tgc.edu.mcy.service.SysUserService;
@Controller
public class LoginController {
@Autowired
private SysUserService userDAO;
@Autowired
private RoleService roleDAO;
@Autowired
private SysAdminService sysAdminDAO;
@Autowired
private UserUtils userUtils;
@Autowired
private JournalUtil journalUtil;
@Autowired
private BookService bookDAO;
@RequestMapping(value="/home",method= RequestMethod.GET)
public String index(ModelMap map) {
List<SysUser> list = userDAO.findAll();
if(list.size() == 0) {
test();
}
return "redirect:welCome";
}
/**
* 登录
* */
@RequestMapping(value="dologin")
public String login() {
return "login";
}
@RequestMapping(value="/update")
public String update() {
return "update";
}
@RequestMapping(value="/update_user")
public String update_user() {
return "update_user";
}
@RequestMapping(value="/download")
@ResponseBody
public Object download(Integer id, HttpServletRequest request, HttpServletResponse response) {
System.out.println("id =>" + id);
bookDAO.download(id, request, response);
return null;
}
@RequestMapping(value="/xg")
public String xg(String pwd) {
SysUser user = userUtils.getUser();
BCryptPasswordEncoder encoder=new BCryptPasswordEncoder();
user.setPassword(encoder.encode(pwd));
userDAO.save(user);
return "redirect:logout";
}
/**
* 判断用户用是否已存在
* */
@RequestMapping(value="/username")
@ResponseBody
public Boolean username(String username) {
SysUser user = userDAO.findByUsername(username);
if(user == null) {
return false;
}else {
return true;
}
}
/**
* 判断原密码是否正确
* */
@RequestMapping(value="/pwd")
@ResponseBody
public Boolean pwd(String password) {
SysUser user = userUtils.getUser();
BCryptPasswordEncoder encoder=new BCryptPasswordEncoder();
boolean f = encoder.matches(password,user.getPassword());
return f;
}
/**
* 退出
* */
@RequestMapping(value="/logout1")
public String logout1() {
SysUser user = userUtils.getUser();
List<SysRole> roles = user.getRoles();
String name = null;
for (SysRole s : roles) {
if(s.getCode().equals("ROLE_SYSTEM")) {
name = "系统管理员";
}else if(s.getCode().equals("ROLE_ADMIN")) {
name = "图书管理员";
}else if(s.getCode().equals("ROLE_USER") || s.getCode().equals("ROLE_TEACHER")) {
name = "用户";
}
}
journalUtil.save(user.getUsername(), "退出", name);
return "redirect:logout";
}
/**
* 图书管理员日志
* */
@RequestMapping(value="/admin")
public String admin() {
SysUser user = userUtils.getUser();
journalUtil.save(user.getUsername(), "登录", "图书管理员");
return "redirect:main";
}
/**
* 系统管理员日志
* */
@RequestMapping(value="/system")
public String system() {
SysUser user = userUtils.getUser();
journalUtil.save(user.getUsername(), "登录", "系统管理员");
return "redirect:main";
}
/**
* 用户日志
* */
@RequestMapping(value="user")
public String user() {
SysUser user = userUtils.getUser();
journalUtil.save(user.getUsername(), "登录", "用户");
return "redirect:welCome";
}
/**
* 系统管理员，图书管理登录
* */
@RequestMapping(value="/main")
public String main() {
return "main";
}
/**
* 用户
* */
@RequestMapping(value="/welCome")
public String welCome(ModelMap map, @RequestParam(defaultValue = "") String bookName,@RequestParam(defaultValue = "1") int pageNo, @RequestParam(defaultValue = "10") int pageSize, Model model) {
System.out.println("bookName => " + bookName);
System.out.println(pageNo + " " + pageSize);
Page<Book> findAll;
if (bookName.equals("")) {
findAll = bookDAO.findAll(PageRequest.of(pageNo - 1,pageSize));
System.out.println(findAll);
} else {
findAll = bookDAO.findByName(bookName, PageRequest.of(pageNo - 1,pageSize));
System.out.println(findAll);
}
System.out.println(findAll);
map.put("book", findAll);
model.addAttribute("bookName", bookName);
return "welCome";
}
@RequestMapping(value="/keyword")
public String keyword(String str, ModelMap map) {
List<Book> book = bookDAO.findByNumberAfterAndNameLikeOrIsbnLikeOrPressLikeOrAuthorLikeOrKindTypeLike(0, "%"+str+"%", "%"+str+"%", "%"+str+"%", "%"+str+"%", "%"+str+"%");
map.put("book", book);
return "book";
}
/**
* 初始数据库中没有数据，先添加数据
*/
private void test() {
BCryptPasswordEncoder encoder=new BCryptPasswordEncoder(); //密码加密类
SysRole role = new SysRole();
role.setName("系统管理员");
role.setCode("ROLE_SYSTEM");
roleDAO.save(role);
SysRole role2 = new SysRole();
role2.setName("图书管理员");
role2.setCode("ROLE_ADMIN");
roleDAO.save(role2);
SysRole role3 = new SysRole();
role3.setName("学生");
role3.setCode("ROLE_USER");
roleDAO.save(role3);
SysRole role4 = new SysRole();
role4.setName("老师");
role4.setCode("ROLE_TEACHER");
roleDAO.save(role4);
SysUser user = new SysUser();
user.setUsername("system");
user.setPassword(encoder.encode("system"));
user.setName("系统管理员");
user.getRoles().add(role);
userDAO.save(user);
SysAdmin sysAdmin = new SysAdmin();
sysAdmin.setUsername("admin");
sysAdmin.setNumber(0);
sysAdmin.setName("图书管理员");
sysAdmin.setPassword(encoder.encode("admin"));
sysAdmin.getRoles().add(role2);
sysAdminDAO.save(sysAdmin);
}
}
校园图书管理系统
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