v0.1

src/EasNotice.java

@@ -0,0 +1,95 @@
+package com.jubilantz.entity;
+
+import java.io.Serializable;
+import java.sql.Date;
+
+/**
+ * @Author JubilantZ
+ * 通知表
+ * @Date: 2021/4/27 10:21
+ */
+public class EasNotice implements Serializable {
+    private Integer id;
+    private String title;
+    private String author;
+    private String content;
+    private Integer type;
+    private Date releasedate;
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public String getTitle() {
+        return title;
+    }
+
+    public void setTitle(String title) {
+        this.title = title;
+    }
+
+    public String getAuthor() {
+        return author;
+    }
+
+    public void setAuthor(String author) {
+        this.author = author;
+    }
+
+    public String getContent() {
+        return content;
+    }
+
+    public void setContent(String content) {
+        this.content = content;
+    }
+
+    public Integer getType() {
+        return type;
+    }
+
+    public void setType(Integer type) {
+        this.type = type;
+    }
+
+    public Date getReleasedate() {
+        return releasedate;
+    }
+
+    public void setReleasedate(Date releasedate) {
+        this.releasedate = releasedate;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+
+        EasNotice easNotice = (EasNotice) o;
+
+        if (id != null ? !id.equals(easNotice.id) : easNotice.id != null) return false;
+        if (title != null ? !title.equals(easNotice.title) : easNotice.title != null) return false;
+        if (author != null ? !author.equals(easNotice.author) : easNotice.author != null) return false;
+        if (content != null ? !content.equals(easNotice.content) : easNotice.content != null) return false;
+        if (type != null ? !type.equals(easNotice.type) : easNotice.type != null) return false;
+        if (releasedate != null ? !releasedate.equals(easNotice.releasedate) : easNotice.releasedate != null)
+            return false;
+
+        return true;
+    }
+
+    @Override
+    public int hashCode() {
+        int result = id != null ? id.hashCode() : 0;
+        result = 31 * result + (title != null ? title.hashCode() : 0);
+        result = 31 * result + (author != null ? author.hashCode() : 0);
+        result = 31 * result + (content != null ? content.hashCode() : 0);
+        result = 31 * result + (type != null ? type.hashCode() : 0);
+        result = 31 * result + (releasedate != null ? releasedate.hashCode() : 0);
+        return result;
+    }
+}

src/EasNoticeController.java

@@ -0,0 +1,180 @@
+package com.jubilantz.controller;
+
+import com.jubilantz.entity.EasNotice;
+import com.jubilantz.services.EasNoticeService;
+import com.jubilantz.utils.PageUtil;
+import org.apache.shiro.authz.annotation.RequiresPermissions;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.ResponseBody;
+import org.springframework.web.multipart.MultipartFile;
+import org.springframework.web.servlet.ModelAndView;
+
+import javax.servlet.http.HttpServletRequest;
+import java.io.File;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @Author JubilantZ
+ * @Date: 2021/4/27 11:35
+ */
+@RequestMapping("/easNotice")
+@Controller
+public class EasNoticeController {
+    @Autowired
+    private EasNoticeService easNoticeService;
+
+    @RequestMapping("/index")
+    @RequiresPermissions("notice:query")
+    public String index() throws Exception{
+        return "system/notice/adminNoticeList";
+    }
+
+    @ResponseBody
+    @RequestMapping("/list")
+    public Map<String, Object> getNoticeList(
+                                @RequestParam(defaultValue = "1") Integer page,
+                                @RequestParam(defaultValue = "10") Integer limit,
+                                @RequestParam(defaultValue="")String searchKey) throws Exception {
+        Map<String,Object> map = new HashMap<>();
+        //一共三个权限 获取全部的行数
+        int type = 3;
+        int count = easNoticeService.getCountByType(type,searchKey);
+
+        PageUtil pageUtil = new  PageUtil(page,limit);
+        List<EasNotice> list = easNoticeService.getNoticeListByType(type,searchKey,pageUtil);
+
+
+        map.put("count",count);
+        map.put("data",list);
+        map.put("code",0);
+        map.put("msg","");
+
+        return map;
+    }
+
+    @RequestMapping("/look")
+    public ModelAndView showNotice(){
+        return new ModelAndView("system/notice/notice");
+    }
+
+    @RequestMapping("/addPage")
+    public ModelAndView toAddPage() {
+        return new ModelAndView("system/notice/noticeAdd");
+    }
+
+
+    @RequestMapping("/addNotice")
+    @ResponseBody
+    public Map<String, Object> addNotice(@RequestParam(defaultValue="2")Integer opType, EasNotice easNotice) throws Exception {
+        Map<String, Object> map = new HashMap<>();
+//        System.out.println("通知id:"+easNotice.getId());
+//        System.out.println("opType为:"+opType);
+//        System.out.println("content为:"+easNotice.getContent());
+
+        int res = 0;
+        //opType等于0是添加 1是更新
+        if (opType == 0) {
+            try {
+                res = easNoticeService.addNotice(easNotice);
+            } catch (Exception e) {
+//                System.out.println("添加失败！");
+                map.put("result",false);
+            }
+            if (res > 0){
+                map.put("result",true);
+            }else{
+                map.put("result",false);
+            }
+
+        } else if (opType == 1) {
+            res = easNoticeService.updateNotice(easNotice);
+            if (res > 0) {
+                map.put("result",true);
+            }else{
+                map.put("result",false);
+            }
+
+        };
+
+        return map;
+    }
+
+    @ResponseBody
+    @RequestMapping("/deleteNotice")
+    public Map<String, Object> deleteNotice(EasNotice easNotice) {
+        Map<String, Object> map = new HashMap<>();
+        if (easNoticeService.deleteNotice(easNotice) > 0) {
+            map.put("result",true);
+            map.put("msg","删除成功");
+        }else {
+            map.put("result",false);
+            map.put("msg","删除失败");
+        }
+        return map;
+    }
+
+    /**
+     * 批量删除通知
+     * @param nIds
+     * @return
+     */
+    @ResponseBody
+    @RequestMapping("/deleteList")
+    public Map<String, Object> deleteNoticeList(String nIds) {
+        Map<String, Object> map = new HashMap<>();
+        List<Integer> list = new ArrayList<Integer>();
+        try {
+            String[] ids = nIds.split(",");
+            for (String id: ids) {
+                list.add(Integer.parseInt(id));
+            }
+            if (easNoticeService.deleteNoticeList(list) > 0) {
+                map.put("result",true);
+                map.put("msg","批量删除成功");
+            }else {
+                map.put("result",false);
+                map.put("msg","批量删除失败");
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+            map.put("result",false);
+            map.put("msg","批量删除失败");
+        }
+        return map;
+    }
+
+    @ResponseBody
+    @RequestMapping(value="/uploadImg")
+    public String uploadImg(MultipartFile file, HttpServletRequest request) throws IOException {
+        System.out.println("comming!");
+        String path = request.getSession().getServletContext().getRealPath("/images");
+        System.out.println("path>>"+path);
+        //获取上传图片的名称
+        String fileName = file.getOriginalFilename();
+        System.out.println("fileName>>"+fileName);
+//        //获取图片的后缀 例:.jpg
+//        fileName = fileName.substring(fileName.lastIndexOf("."), fileName.length());
+//        System.out.println("fileName1>>"+fileName);
+//        //生成图片名称
+//        fileName = System.currentTimeMillis() + fileName; //System.currentTimeMillis()产生一个当前的毫秒 +文件后缀 例.jpg
+        System.out.println("fileName2>>"+fileName);
+        File dir = new File(path, fileName);
+        System.out.println("File>>"+dir);
+        if(!dir.exists()){
+            dir.mkdirs();
+        }
+//      MultipartFile自带的解析方法
+        file.transferTo(dir);
+
+        String jsonStr = "{\"code\":0,\"msg\":\"\",\"count\":" + null + ",\"data\":" + "{\"src\":\"" + "/images/" + fileName + "\"}" + "}";
+
+        return jsonStr;
+    }
+}

src/通知管理系统的控制器(1).txt

@@ -0,0 +1,235 @@
+package com.jubilantz.controller;
+
+import com.jubilantz.entity.EasNotice;
+import com.jubilantz.services.EasNoticeService;
+import com.jubilantz.utils.PageUtil;
+import org.apache.shiro.authz.annotation.RequiresPermissions;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.ResponseBody;
+import org.springframework.web.multipart.MultipartFile;
+import org.springframework.web.servlet.ModelAndView;
+
+import javax.servlet.http.HttpServletRequest;
+import java.io.File;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * 通知管理控制器
+ * 处理通知的查询、添加、修改、删除以及图片上传等功能
+ * @Author JubilantZ
+ * @Date: 2021/4/27 11:35
+ */
+@RequestMapping("/easNotice")
+@Controller
+public class EasNoticeController {
+    @Autowired
+    private EasNoticeService easNoticeService;
+
+    /**
+     * 进入通知管理首页
+     * @RequiresPermissions 注解用于权限控制，只有拥有notice:query权限的用户才能访问
+     * @return 通知管理页面路径
+     * @throws Exception 抛出可能发生的异常
+     */
+    @RequestMapping("/index")
+    @RequiresPermissions("notice:query")
+    public String index() throws Exception{
+        return "system/notice/adminNoticeList";
+    }
+
+    /**
+     * 获取通知列表
+     * @param page 当前页码，默认值为1
+     * @param limit 每页显示数量，默认值为10
+     * @param searchKey 搜索关键词，默认值为空字符串
+     * @return 包含通知列表、总数、状态码和消息的Map对象
+     * @throws Exception 抛出可能发生的异常
+     */
+    @ResponseBody
+    @RequestMapping("/list")
+    public Map<String, Object> getNoticeList(
+                                @RequestParam(defaultValue = "1") Integer page,
+                                @RequestParam(defaultValue = "10") Integer limit,
+                                @RequestParam(defaultValue="")String searchKey) throws Exception {
+        Map<String,Object> map = new HashMap<>();
+        // 权限类型：3表示获取全部权限的通知（假设1、2、3分别代表不同权限等级）
+        int type = 3;
+        // 获取符合条件的通知总数
+        int count = easNoticeService.getCountByType(type,searchKey);
+
+        // 初始化分页工具
+        PageUtil pageUtil = new  PageUtil(page,limit);
+        // 根据权限类型和搜索关键词获取通知列表
+        List<EasNotice> list = easNoticeService.getNoticeListByType(type,searchKey,pageUtil);
+
+
+        map.put("count",count);
+        map.put("data",list);
+        map.put("code",0);
+        map.put("msg","");
+
+        return map;
+    }
+
+    /**
+     * 显示通知详情页面
+     * @return 通知详情页面的ModelAndView对象
+     */
+    @RequestMapping("/look")
+    public ModelAndView showNotice(){
+        return new ModelAndView("system/notice/notice");
+    }
+
+    /**
+     * 跳转到添加通知页面
+     * @return 添加通知页面的ModelAndView对象
+     */
+    @RequestMapping("/addPage")
+    public ModelAndView toAddPage() {
+        return new ModelAndView("system/notice/noticeAdd");
+    }
+
+
+    /**
+     * 添加或更新通知
+     * @param opType 操作类型：0表示添加，1表示更新，默认值为2（需要确认默认值的业务含义）
+     * @param easNotice 通知实体对象
+     * @return 包含操作结果和消息的Map对象
+     * @throws Exception 抛出可能发生的异常
+     */
+    @RequestMapping("/addNotice")
+    @ResponseBody
+    public Map<String, Object> addNotice(@RequestParam(defaultValue="2")Integer opType, EasNotice easNotice) throws Exception {
+        Map<String, Object> map = new HashMap<>();
+        // 打印调试信息（已注释，生产环境建议移除）
+//        System.out.println("通知id:"+easNotice.getId());
+//        System.out.println("opType为:"+opType);
+//        System.out.println("content为:"+easNotice.getContent());
+
+        int res = 0;
+        // 根据操作类型执行添加或更新操作
+        if (opType == 0) {
+            try {
+                res = easNoticeService.addNotice(easNotice);
+            } catch (Exception e) {
+                // 添加失败时设置结果为false（打印语句已注释）
+//                System.out.println("添加失败！");
+                map.put("result",false);
+            }
+            if (res > 0){
+                map.put("result",true);
+            }else{
+                map.put("result",false);
+            }
+
+        } else if (opType == 1) {
+            res = easNoticeService.updateNotice(easNotice);
+            if (res > 0) {
+                map.put("result",true);
+            }else{
+                map.put("result",false);
+            }
+
+        };
+
+        return map;
+    }
+
+    /**
+     * 删除单个通知
+     * @param easNotice 包含要删除通知ID的实体对象
+     * @return 包含删除结果和消息的Map对象
+     */
+    @ResponseBody
+    @RequestMapping("/deleteNotice")
+    public Map<String, Object> deleteNotice(EasNotice easNotice) {
+        Map<String, Object> map = new HashMap<>();
+        if (easNoticeService.deleteNotice(easNotice) > 0) {
+            map.put("result",true);
+            map.put("msg","删除成功");
+        }else {
+            map.put("result",false);
+            map.put("msg","删除失败");
+        }
+        return map;
+    }
+
+    /**
+     * 批量删除通知
+     * @param nIds 以逗号分隔的通知ID字符串
+     * @return 包含删除结果和消息的Map对象
+     */
+    @ResponseBody
+    @RequestMapping("/deleteList")
+    public Map<String, Object> deleteNoticeList(String nIds) {
+        Map<String, Object> map = new HashMap<>();
+        List<Integer> list = new ArrayList<Integer>();
+        try {
+            // 分割ID字符串为数组
+            String[] ids = nIds.split(",");
+            // 转换为Integer列表
+            for (String id: ids) {
+                list.add(Integer.parseInt(id));
+            }
+            if (easNoticeService.deleteNoticeList(list) > 0) {
+                map.put("result",true);
+                map.put("msg","批量删除成功");
+            }else {
+                map.put("result",false);
+                map.put("msg","批量删除失败");
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+            map.put("result",false);
+            map.put("msg","批量删除失败");
+        }
+        return map;
+    }
+
+    /**
+     * 上传通知图片
+     * @param file 上传的文件对象
+     * @param request HTTP请求对象
+     * @return 包含上传结果的JSON字符串
+     * @throws IOException 处理文件操作时可能抛出的IO异常
+     */
+    @ResponseBody
+    @RequestMapping(value="/uploadImg")
+    public String uploadImg(MultipartFile file, HttpServletRequest request) throws IOException {
+        System.out.println("comming!");
+        // 获取图片存储的物理路径
+        String path = request.getSession().getServletContext().getRealPath("/images");
+        System.out.println("path>>"+path);
+        // 获取上传图片的原始名称
+        String fileName = file.getOriginalFilename();
+        System.out.println("fileName>>"+fileName);
+        // 以下代码为生成唯一文件名的注释（当前未启用）
+//        //获取图片的后缀 例:.jpg
+//        fileName = fileName.substring(fileName.lastIndexOf("."), fileName.length());
+//        System.out.println("fileName1>>"+fileName);
+//        //生成图片名称（使用当前时间戳+后缀，避免文件名冲突）
+//        fileName = System.currentTimeMillis() + fileName; 
+        System.out.println("fileName2>>"+fileName);
+        // 创建文件对象
+        File dir = new File(path, fileName);
+        System.out.println("File>>"+dir);
+        // 若目录不存在则创建
+        if(!dir.exists()){
+            dir.mkdirs();
+        }
+        // 保存上传的文件
+        file.transferTo(dir);
+
+        // 构造并返回包含图片路径的JSON响应
+        String jsonStr = "{\"code\":0,\"msg\":\"\",\"count\":" + null + ",\"data\":" + "{\"src\":\"" + "/images/" + fileName + "\"}" + "}";
+
+        return jsonStr;
+    }
+}