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JXWJSJXWJS
committedApr 15, 2021
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1 parent 671e9ef commit f420b17

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-346
lines changed
 

‎README.md

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@@ -16,3 +16,6 @@
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## 解决问题
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[ajax不执行callback函数问题](https://blog.csdn.net/rhythm923/article/details/66476425)
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--
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mvn -Dmybatis.generator.overwrite=true mybatis-generator:generate
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--

‎src/main/java/online/xuanwei/bbs/BbsApplication.java

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@@ -1,6 +1,7 @@
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package online.xuanwei.bbs;
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33
import org.mybatis.spring.annotation.MapperScan;
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import org.mybatis.spring.annotation.MapperScans;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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‎src/main/java/online/xuanwei/bbs/advice/CustomizeExceptionHandler.java

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package online.xuanwei.bbs.advice;
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import online.xuanwei.bbs.exception.CustomizeException;
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import org.springframework.http.HttpStatus;
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import org.springframework.ui.Model;
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import org.springframework.web.bind.annotation.ControllerAdvice;
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import org.springframework.web.bind.annotation.ExceptionHandler;
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import org.springframework.web.servlet.ModelAndView;
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import javax.servlet.http.HttpServletRequest;
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@ControllerAdvice
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public class CustomizeExceptionHandler {
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@ExceptionHandler(Exception.class)
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ModelAndView Model(HttpServletRequest httpServletRequest, Throwable throwable, Model model){
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HttpStatus httpStatus = getStatus(httpServletRequest);
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if (throwable instanceof CustomizeException) {
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model.addAttribute("message", throwable.getMessage());
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}
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return new ModelAndView("error");
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}
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private HttpStatus getStatus(HttpServletRequest httpServletRequest){
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Integer statusCode = (Integer) httpServletRequest.getAttribute("javax.servlet.error.status_code");
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if(statusCode == null){
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return HttpStatus.INTERNAL_SERVER_ERROR;
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}
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return HttpStatus.valueOf(statusCode);
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}
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}

‎src/main/java/online/xuanwei/bbs/controller/AuthorizeController.java

+1-1
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@@ -57,7 +57,7 @@ public String callback(@RequestParam(name = "code") String code,
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if(githubUser.getId() !=0){
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UserExample userExample = new UserExample();
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userExample.createCriteria()
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.andAccountIdEqualTo("38238021");
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.andAccountIdEqualTo(Long.toString(githubUser.getId()));
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List<User> users = userMapper.selectByExample(userExample);
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if(users.size() == 0 ) {
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User user = new User();

‎src/main/java/online/xuanwei/bbs/controller/CustomizeErrorController.java

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@@ -0,0 +1,51 @@
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package online.xuanwei.bbs.controller;
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import org.springframework.boot.autoconfigure.web.servlet.error.BasicErrorController;
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import org.springframework.boot.web.servlet.error.ErrorController;
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import org.springframework.http.HttpStatus;
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import org.springframework.http.MediaType;
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import org.springframework.stereotype.Controller;
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import org.springframework.ui.Model;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.servlet.ModelAndView;
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import javax.jws.WebParam;
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import javax.servlet.RequestDispatcher;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import java.util.Collections;
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import java.util.Map;
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@Controller
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@RequestMapping("${server.error.path:${error.path:/error}}")
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public class CustomizeErrorController implements ErrorController {
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@Override
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public String getErrorPath() {
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return "error";
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}
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@RequestMapping(produces = MediaType.TEXT_HTML_VALUE)
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public ModelAndView errorHtml(HttpServletRequest request, Model model) {
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HttpStatus status = getStatus(request);
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if(status.is4xxClientError()){
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model.addAttribute("message","你请求错了");
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}
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return new ModelAndView("error");
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}
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private HttpStatus getStatus(HttpServletRequest request) {
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Integer statusCode = (Integer) request.getAttribute(RequestDispatcher.ERROR_STATUS_CODE);
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if (statusCode == null) {
42+
return HttpStatus.INTERNAL_SERVER_ERROR;
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}
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try {
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return HttpStatus.valueOf(statusCode);
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}
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catch (Exception ex) {
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return HttpStatus.INTERNAL_SERVER_ERROR;
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}
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}
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}

‎src/main/java/online/xuanwei/bbs/controller/IndexController.java

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@@ -2,6 +2,8 @@
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import online.xuanwei.bbs.dto.PaginationDTO;
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import online.xuanwei.bbs.dto.QuestionDTO;
5+
import online.xuanwei.bbs.exception.CustomizeErrorCode;
6+
import online.xuanwei.bbs.exception.CustomizeException;
57
import online.xuanwei.bbs.mapper.UserMapper;
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import online.xuanwei.bbs.service.QuestionService;
79
import org.springframework.beans.factory.annotation.Autowired;
@@ -33,6 +35,10 @@ public String index(HttpServletRequest request, Model model,
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paginationDTO.setPage(page);
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paginationDTO.setSize(size);
3537
paginationDTO.setPages(size, questionService.getCount());
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//System.out.println("测试页码"+page+" "+paginationDTO.getPages());
39+
if (page>paginationDTO.getPages()){
40+
throw new CustomizeException(CustomizeErrorCode.PAGE_NOT_FOUND);
41+
}
3642
if(model.getAttribute("questions")==null) {
3743
model.addAttribute("questions", paginationDTO);
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}else{

‎src/main/java/online/xuanwei/bbs/controller/PublishController.java

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@@ -1,8 +1,12 @@
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package online.xuanwei.bbs.controller;
22

3-
import com.sun.xml.internal.messaging.saaj.packaging.mime.util.QEncoderStream;
3+
import online.xuanwei.bbs.exception.CustomizeErrorCode;
4+
import online.xuanwei.bbs.exception.CustomizeException;
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import online.xuanwei.bbs.exception.ICustomizeErrorCode;
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import online.xuanwei.bbs.mapper.QuestionMapper;
7+
import online.xuanwei.bbs.mapper.QuestionMapperExt;
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import online.xuanwei.bbs.model.Question;
9+
import online.xuanwei.bbs.model.QuestionExample;
610
import online.xuanwei.bbs.model.User;
711
import online.xuanwei.bbs.util.Result;
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import online.xuanwei.bbs.util.ResultGenerator;
@@ -19,10 +23,13 @@ public class PublishController {
1923
@Autowired
2024
QuestionMapper questionMapper;
2125

26+
@Autowired
27+
QuestionMapperExt questionMapperExt;
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2229

2330
@GetMapping("/publish/edit")
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public String edit(@RequestParam(name="id") Integer id, Model model){
25-
Question question = questionMapper.getById(id);
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Question question = questionMapper.selectByPrimaryKey(id);
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model.addAttribute("edit",question);
2734
return "publish";
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}
@@ -38,9 +45,12 @@ public String update(@RequestParam("id") Integer id,
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question.setDescription(description);
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question.setTag(tag);
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question.setGmtModified(System.currentTimeMillis());
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questionMapper.update(question);
42-
System.out.println(questionMapper.getById(question.getId()).toString());
43-
return "redirect:index";
48+
int updated = questionMapperExt.updateContentByPrimaryKey(question);
49+
if (updated !=1){
50+
throw new CustomizeException(CustomizeErrorCode.QUESTION_NOT_FOUND);
51+
}
52+
return "redirect:question?id=" + id;
53+
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}
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@GetMapping("/publish")
@@ -67,7 +77,7 @@ public Result doPublish(@RequestParam("title") String title,
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question.setCreator(user.getId());
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question.setGmtCreate(System.currentTimeMillis());
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question.setGmtModified(question.getGmtCreate());
70-
questionMapper.create(question);
80+
questionMapper.insert(question);
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return ResultGenerator.genSuccessResult("发布成功");
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}
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‎src/main/java/online/xuanwei/bbs/controller/QuestionController.java

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package online.xuanwei.bbs.controller;
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import online.xuanwei.bbs.dto.QuestionDTO;
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import online.xuanwei.bbs.mapper.QuestionMapper;
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import online.xuanwei.bbs.service.QuestionService;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Controller;
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import org.springframework.ui.Model;
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import org.springframework.web.bind.annotation.GetMapping;
10-
import org.springframework.web.bind.annotation.PathVariable;
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import org.springframework.web.bind.annotation.RequestParam;
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@Controller
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public class QuestionController {
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@Autowired
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QuestionService questionService;
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1919
@GetMapping("/question")
2020
public String questions(@RequestParam(name = "id") Integer id, Model model){
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QuestionDTO questionDTO = questionService.getById(id);
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questionService.incView(id);
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model.addAttribute("question",questionDTO);
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return "question";
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‎src/main/java/online/xuanwei/bbs/exception/CustomizeErrorCode.java

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package online.xuanwei.bbs.exception;
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/**
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* lxw
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*/
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public enum CustomizeErrorCode implements ICustomizeErrorCode{
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QUESTION_NOT_FOUND("找不到文章！"),
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PAGE_NOT_FOUND("找不到该页面，请重新输入");
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private String message;
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@Override
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public String getMessage() {
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return message;
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}
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CustomizeErrorCode(String message) {
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this.message = message;
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}
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}

‎src/main/java/online/xuanwei/bbs/exception/CustomizeException.java

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package online.xuanwei.bbs.exception;
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public class CustomizeException extends RuntimeException{
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private String message;
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public CustomizeException(ICustomizeErrorCode errorCode) {
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this.message = errorCode.getMessage();
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}
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@Override
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public String getMessage() {
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return message;
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}
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}

‎src/main/java/online/xuanwei/bbs/exception/ICustomizeErrorCode.java

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package online.xuanwei.bbs.exception;
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public interface ICustomizeErrorCode {
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String getMessage();
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}

‎src/main/java/online/xuanwei/bbs/mapper/CommentMapper.java

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package online.xuanwei.bbs.mapper;
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import java.util.List;
4+
import online.xuanwei.bbs.model.Comment;
5+
import online.xuanwei.bbs.model.CommentExample;
6+
import org.apache.ibatis.annotations.Param;
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import org.apache.ibatis.session.RowBounds;
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public interface CommentMapper {
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/**
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* This method was generated by MyBatis Generator.
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* This method corresponds to the database table comment
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*
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* @mbg.generated Thu Apr 15 22:07:05 CST 2021
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*/
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long countByExample(CommentExample example);
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/**
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* This method was generated by MyBatis Generator.
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* This method corresponds to the database table comment
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*
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* @mbg.generated Thu Apr 15 22:07:05 CST 2021
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*/
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int deleteByExample(CommentExample example);
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/**
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* This method was generated by MyBatis Generator.
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* This method corresponds to the database table comment
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*
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* @mbg.generated Thu Apr 15 22:07:05 CST 2021
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*/
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int deleteByPrimaryKey(Long id);
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/**
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* This method was generated by MyBatis Generator.
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* This method corresponds to the database table comment
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*
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* @mbg.generated Thu Apr 15 22:07:05 CST 2021
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*/
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int insert(Comment record);
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/**
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* This method was generated by MyBatis Generator.
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* This method corresponds to the database table comment
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*
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* @mbg.generated Thu Apr 15 22:07:05 CST 2021
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*/
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int insertSelective(Comment record);
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/**
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* This method was generated by MyBatis Generator.
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* This method corresponds to the database table comment
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*
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* @mbg.generated Thu Apr 15 22:07:05 CST 2021
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*/
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List<Comment> selectByExampleWithRowbounds(CommentExample example, RowBounds rowBounds);
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/**
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* This method was generated by MyBatis Generator.
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* This method corresponds to the database table comment
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*
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* @mbg.generated Thu Apr 15 22:07:05 CST 2021
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*/
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List<Comment> selectByExample(CommentExample example);
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/**
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* This method was generated by MyBatis Generator.
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* This method corresponds to the database table comment
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*
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* @mbg.generated Thu Apr 15 22:07:05 CST 2021
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*/
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Comment selectByPrimaryKey(Long id);
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/**
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* This method was generated by MyBatis Generator.
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* This method corresponds to the database table comment
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*
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* @mbg.generated Thu Apr 15 22:07:05 CST 2021
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*/
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int updateByExampleSelective(@Param("record") Comment record, @Param("example") CommentExample example);
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/**
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* This method was generated by MyBatis Generator.
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* This method corresponds to the database table comment
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*
86+
* @mbg.generated Thu Apr 15 22:07:05 CST 2021
87+
*/
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int updateByExample(@Param("record") Comment record, @Param("example") CommentExample example);
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90+
/**
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* This method was generated by MyBatis Generator.
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* This method corresponds to the database table comment
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*
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* @mbg.generated Thu Apr 15 22:07:05 CST 2021
95+
*/
96+
int updateByPrimaryKeySelective(Comment record);
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98+
/**
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* This method was generated by MyBatis Generator.
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* This method corresponds to the database table comment
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*
102+
* @mbg.generated Thu Apr 15 22:07:05 CST 2021
103+
*/
104+
int updateByPrimaryKey(Comment record);
105+
}

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