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@ -64,6 +64,36 @@ public class ExcelUtils { |
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out.close(); |
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} |
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/** |
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* Excel导出 |
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* |
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* @param response response |
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* @param fileName 文件名 |
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* @param list 数据List |
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* @param pojoClass 对象Class |
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*/ |
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public static void exportExcelEpmet(HttpServletResponse response, String fileName, Collection<?> list, |
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Class<?> pojoClass) throws IOException { |
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if(StringUtils.isBlank(fileName)){ |
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//当前日期
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fileName = DateUtils.format(new Date()); |
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} |
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ExportParams exportParams = new ExportParams(); |
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//设置导出的样式
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exportParams.setStyle(EasyPoiExcelExportStylerImpl.class); |
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//设置sheet名称
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exportParams.setSheetName("Sheet1"); |
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Workbook workbook = ExcelExportUtil.exportExcel(exportParams, pojoClass, list); |
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Sheet sheet1 = workbook.getSheetAt(0); |
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sheet1.setDefaultColumnWidth(50*256); |
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//sheet1.setDefaultRowHeight((short)(2*256));
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ServletOutputStream out = ExcelUtils.getOutputStreamForExcelEpmet(fileName,response); |
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workbook.write(out); |
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out.flush(); |
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out.close(); |
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} |
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/** |
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* Excel导出，先sourceList转换成List<targetClass>，再导出 |
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* |
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@ -84,6 +114,26 @@ public class ExcelUtils { |
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exportExcel(response, fileName, targetList, targetClass); |
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} |
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/** |
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* Excel导出，先sourceList转换成List<targetClass>，再导出 |
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* |
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* @param response response |
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* @param fileName 文件名 |
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* @param sourceList 原数据List |
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* @param targetClass 目标对象Class |
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*/ |
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public static void exportEpmetExcel(HttpServletResponse response, String fileName, Collection<?> sourceList, |
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Class<?> targetClass) throws Exception { |
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List<Object> targetList = new ArrayList<>(sourceList.size()); |
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for(Object source : sourceList){ |
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Object target = targetClass.newInstance(); |
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BeanUtils.copyProperties(source, target); |
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targetList.add(target); |
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} |
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exportExcelEpmet(response, fileName, targetList, targetClass); |
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} |
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public static ServletOutputStream getOutputStreamForExcel(String fileName, HttpServletResponse response) throws IOException { |
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fileName = URLEncoder.encode(fileName, "UTF-8"); |
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if (!fileName.endsWith(".xls") && !fileName.endsWith(".xlsx")){ |
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@ -97,6 +147,19 @@ public class ExcelUtils { |
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return response.getOutputStream(); |
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} |
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public static ServletOutputStream getOutputStreamForExcelEpmet(String fileName, HttpServletResponse response) throws IOException { |
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fileName = URLEncoder.encode(fileName, "UTF-8"); |
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if (!fileName.endsWith(".xls") && !fileName.endsWith(".xlsx")){ |
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fileName = fileName + ".xls"; |
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} |
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response.setContentType("application/vnd.ms-excel"); |
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response.setCharacterEncoding("utf8"); |
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response.setHeader("Content-Disposition", "attachment;filename=" + fileName); |
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response.addHeader("Access-Control-Expose-Headers", "Content-disposition"); |
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return response.getOutputStream(); |
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} |
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/** |
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* desc:easypoi导出多个sheet |
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* @param fileName |
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jianjun
3 years ago