应用中心

src/main/java/com/zhiyun/zhiyun03/application/config/HospConfig.java

@@ -0,0 +1,16 @@
+package com.zhiyun.zhiyun03.application.config;
+
+import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class HospConfig {
+    /**
+     * 分页插件
+     */
+    @Bean
+    public PaginationInnerInterceptor paginationInnerInterceptor(){
+        return new PaginationInnerInterceptor();
+    }
+}

src/main/java/com/zhiyun/zhiyun03/application/controller/ApplicationController.java

@@ -1,11 +1,14 @@
 package com.zhiyun.zhiyun03.application.controller;
 
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.zhiyun.zhiyun03.application.config.HospConfig;
 import com.zhiyun.zhiyun03.application.entity.Application;
 import com.zhiyun.zhiyun03.application.entity.Directory;
 import com.zhiyun.zhiyun03.application.service.ApplicationService;
 import com.zhiyun.zhiyun03.application.vo.ApplicationVo;
 import com.zhiyun.zhiyun03.utils.common.JsonResult;
 import com.zhiyun.zhiyun03.utils.common.ResultCode;
+import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
@@ -22,8 +25,8 @@ public class ApplicationController {
 
 
     @RequestMapping("/queryApplication")
-    public JsonResult<ApplicationVo> queryApplication(){
-        List<ApplicationVo> list = applicationService.queryApplication();
+    public JsonResult<ApplicationVo> queryApplication(@RequestBody Page page){
+        Page<ApplicationVo> list = applicationService.queryApplication(page);
         return JsonResult.success(list);
     }
 

src/main/java/com/zhiyun/zhiyun03/application/service/ApplicationService.java

@@ -1,5 +1,6 @@
 package com.zhiyun.zhiyun03.application.service;
 
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.IService;
 import com.zhiyun.zhiyun03.application.entity.Application;
 import com.zhiyun.zhiyun03.application.entity.Directory;
@@ -8,7 +9,7 @@ import com.zhiyun.zhiyun03.application.vo.ApplicationVo;
 import java.util.List;
 
 public interface ApplicationService extends IService<Application> {
-    List<ApplicationVo> queryApplication();
+    Page<ApplicationVo> queryApplication(Page page);
 
     int addApplication(ApplicationVo applicationVo);
 

src/main/java/com/zhiyun/zhiyun03/application/service/impl/ApplicationServiceImpl.java

@@ -1,7 +1,9 @@
 package com.zhiyun.zhiyun03.application.service.impl;
 
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.fasterxml.jackson.databind.util.BeanUtil;
 import com.zhiyun.zhiyun03.application.entity.Application;
 import com.zhiyun.zhiyun03.application.entity.Directory;
 import com.zhiyun.zhiyun03.application.mapper.ApplicationMapper;
@@ -9,6 +11,8 @@ import com.zhiyun.zhiyun03.application.mapper.DirectoryMapper;
 import com.zhiyun.zhiyun03.application.service.ApplicationService;
 import com.zhiyun.zhiyun03.utils.convert.ConvertUtil;
 import com.zhiyun.zhiyun03.application.vo.ApplicationVo;
+import com.zhiyun.zhiyun03.utils.convert.Switch;
+import org.springframework.beans.BeanUtils;
 import org.springframework.stereotype.Service;
 
 import javax.annotation.Resource;
@@ -26,33 +30,35 @@ public class ApplicationServiceImpl extends ServiceImpl<ApplicationMapper, Appli
     @Resource
     DirectoryMapper directoryMapper;
 
-
     /**
      * 应用中心查询
      */
     @Override
-    public List<ApplicationVo> queryApplication() {
+    public Page<ApplicationVo> queryApplication(Page page) {
         //查询应用中心
         QueryWrapper<Application> qwa=new QueryWrapper<>();
-        List<Application> applications = applicationMapper.selectList(qwa);
+        Page<Application> applicationPage = applicationMapper.selectPage(page,qwa);
         //查询目录
         QueryWrapper<Directory> qwd=new QueryWrapper<>();
         List<Directory> directories = directoryMapper.selectList(qwd);
 
         ConvertUtil convertUtil=new ConvertUtil();
-        //将实体类转换成vo类
-        List<ApplicationVo> applicationVos = convertUtil.entityToVoList(applications, ApplicationVo.class);
-
-        for (int i = 0; i < applications.size(); i++) {
+//        将实体类转换成vo类
+        List<ApplicationVo> applicationVos = convertUtil.entityToVoList(applicationPage.getRecords(), ApplicationVo.class);
+        for (int i = 0; i < applicationPage.getRecords().size(); i++) {
             for (int j = 0; j <directories.size() ; j++) {
                 //判断目录id是否相等
-                if(applications.get(i).getDirId()==directories.get(j).getId()){
+                if(applicationPage.getRecords().get(i).getDirId()==directories.get(j).getId()){
                     //将目录名称添加到vo类中
                     applicationVos.get(i).setDirName(directories.get(j).getDirName());
                 }
             }
         }
-        return applicationVos;
+        Page<ApplicationVo> pageVo=new Page<>();
+        //将List转成page并返回
+        Switch aSwitch=new Switch();
+        aSwitch.ListToPage(pageVo,applicationVos);
+        return pageVo;
     }
 
     /**

src/main/java/com/zhiyun/zhiyun03/utils/convert/Switch.java

@@ -0,0 +1,31 @@
+package com.zhiyun.zhiyun03.utils.convert;
+
+
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+
+import java.util.List;
+
+/**
+ * @Author tanzheng
+ * @Description 类型转换
+ * @Date 2023/8/10
+ * @Param [params]
+ **/
+public class Switch {
+
+    /**
+     * List转Page
+     * @param
+     * @return
+     */
+    public <T> Page<T> ListToPage(Page<T> page,List<T> list) {
+        int start=(int)((page.getCurrent()-1)*page.getSize());
+        int end=(int)((start+page.getSize())>list.size()? list.size():(page.getSize()*page.getCurrent()));
+        page.setRecords(list);
+        page.setTotal(list.size());
+        if(page.getSize()*(page.getCurrent()-1)<=page.getTotal()){
+            page.setRecords(list.subList(start,end));
+        }
+        return page;
+    }
+}