delete [JeroController.java] excel去除导出人

add [JeroController.java]导出Excel模板，自定义导出excel，通过excel获取导入数据

jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/system/base/controller/JeroController.java

@@ -2,6 +2,7 @@ package com.jero.common.system.base.controller;
 
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.extension.service.IService;
+import com.jero.common.exception.JeroBootException;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.beanutils.PropertyUtils;
 import org.apache.shiro.SecurityUtils;
@@ -23,6 +24,7 @@ import org.springframework.web.servlet.ModelAndView;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import java.io.IOException;
+import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 import java.util.Map;
@@ -69,7 +71,7 @@ public class JeroController<T, S extends IService<T>> {
         mv.addObject(NormalExcelConstants.FILE_NAME, title); //此处设置的filename无效 ,前端会重更新设置一下
         mv.addObject(NormalExcelConstants.CLASS, clazz);
         //update-begin--Author:liusq  Date:20210126 for：图片导出报错，ImageBasePath未设置--------------------
-        ExportParams  exportParams=new ExportParams(title + "报表", "导出人:" + sysUser.getRealname(), title);
+        ExportParams  exportParams=new ExportParams(title, title);
         exportParams.setImageBasePath(upLoadPath);
         //update-end--Author:liusq  Date:20210126 for：图片导出报错，ImageBasePath未设置----------------------
         mv.addObject(NormalExcelConstants.PARAMS,exportParams);
@@ -113,11 +115,11 @@ public class JeroController<T, S extends IService<T>> {
         MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
         Map<String, MultipartFile> fileMap = multipartRequest.getFileMap();
         for (Map.Entry<String, MultipartFile> entity : fileMap.entrySet()) {
-            MultipartFile file = entity.getValue();// 获取上传文件对象
+            // 获取上传文件对象
+            MultipartFile file = entity.getValue();
             ImportParams params = new ImportParams();
             params.setTitleRows(2);
             params.setHeadRows(1);
-            params.setNeedSave(true);
             try {
                 List<T> list = ExcelImportUtil.importExcel(file.getInputStream(), clazz, params);
                 //update-begin-author:taoyan date:20190528 for:批量插入数据
@@ -141,4 +143,81 @@ public class JeroController<T, S extends IService<T>> {
         }
         return Result.error("文件导入失败！");
     }
+
+    /**
+     * 导出Excel模板
+     */
+    public ModelAndView exportTemplate(Class<T> exportClass, String title) {
+        // AutoPoi 导出Excel
+        ModelAndView mv = new ModelAndView(new JeecgEntityExcelView());
+        //此处设置的filename无效 ,前端会重更新设置一下
+        mv.addObject(NormalExcelConstants.FILE_NAME, title);
+        mv.addObject(NormalExcelConstants.CLASS, exportClass);
+        mv.addObject(NormalExcelConstants.PARAMS, new ExportParams(title, title));
+        mv.addObject(NormalExcelConstants.DATA_LIST, new ArrayList<T>());
+        return mv;
+    }
+
+    /**
+     * 自定义导出excel
+     * 传入组装好的QueryWrapper
+     */
+    protected ModelAndView customExportXls(QueryWrapper<T> queryWrapper, Class<T> clazz, String title) {
+        // Step.1 组装查询条件
+        // Step.2 获取导出数据
+        List<T> pageList = service.list(queryWrapper);
+
+        // Step.3 AutoPoi 导出Excel
+        ModelAndView mv = new ModelAndView(new JeecgEntityExcelView());
+        //此处设置的filename无效 ,前端会重更新设置一下
+        mv.addObject(NormalExcelConstants.FILE_NAME, title);
+        mv.addObject(NormalExcelConstants.CLASS, clazz);
+        //update-begin--Author:liusq  Date:20210126 for：图片导出报错，ImageBasePath未设置--------------------
+        ExportParams  exportParams=new ExportParams(title, title);
+        exportParams.setImageBasePath(upLoadPath);
+        //update-end--Author:liusq  Date:20210126 for：图片导出报错，ImageBasePath未设置----------------------
+        mv.addObject(NormalExcelConstants.PARAMS,exportParams);
+        mv.addObject(NormalExcelConstants.DATA_LIST, pageList);
+        return mv;
+    }
+
+    /**
+     * 通过excel获取导入数据
+     *
+     * @param request
+     * @return
+     */
+    protected List<T> getExcelData(HttpServletRequest request, Class<T> clazz) {
+        MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
+        Map<String, MultipartFile> fileMap = multipartRequest.getFileMap();
+        for (Map.Entry<String, MultipartFile> entity : fileMap.entrySet()) {
+            // 获取上传文件对象
+            MultipartFile file = entity.getValue();
+            //校验文件名
+            String originalFilename = file.getOriginalFilename();
+            if (originalFilename != null) {
+                String substring = originalFilename.substring(originalFilename.lastIndexOf("."));
+                if (!".xlsx".equals(substring)&&!".xls".equals(substring)) {
+                    throw new JeroBootException("文件类型错误:" + "请上传.xlsx或.xls文件！");
+                }
+            } else {
+                throw new JeroBootException("文件错误:" + "文件名丢失，请上传正确的文件！");
+            }
+            ImportParams params = new ImportParams();
+            params.setTitleRows(1);
+            params.setHeadRows(1);
+            try {
+                return ExcelImportUtil.importExcel(file.getInputStream(), clazz, params);
+            } catch (Exception e) {
+                throw new JeroBootException("文件导入失败:" + e.getMessage());
+            } finally {
+                try {
+                    file.getInputStream().close();
+                } catch (IOException e) {
+                    e.printStackTrace();
+                }
+            }
+        }
+        throw new JeroBootException("文件导入失败！");
+    }
 }