exportexcel java_Java ExcelExportServer类代码示例
import org.jeecgframework.poi.excel.export.ExcelExportServer; //导入依赖的package包/类
@Override
protected void renderMergedOutputModel(Map model, HttpServletRequest request,
HttpServletResponse response) throws Exception {
String codedFileName = "临时文件";
Workbook workbook = null;
if (model.containsKey(NormalExcelConstants.MAP_LIST)) {
List> list = (List>) model
.get(NormalExcelConstants.MAP_LIST);
if (list.size() == 0) {
throw new RuntimeException("MAP_LIST IS NULL");
}
workbook = ExcelExportUtil.exportExcel(
(ExportParams) list.get(0).get(NormalExcelConstants.PARAMS), (Class>) list.get(0)
.get(NormalExcelConstants.CLASS),
(Collection>) list.get(0).get(NormalExcelConstants.DATA_LIST));
for (int i = 1; i < list.size(); i++) {
new ExcelExportServer().createSheet(workbook,
(ExportParams) list.get(i).get(NormalExcelConstants.PARAMS), (Class>) list
.get(i).get(NormalExcelConstants.CLASS),
(Collection>) list.get(i).get(NormalExcelConstants.DATA_LIST));
}
} else {
workbook = ExcelExportUtil.exportExcel(
(ExportParams) model.get(NormalExcelConstants.PARAMS),
(Class>) model.get(NormalExcelConstants.CLASS),
(Collection>) model.get(NormalExcelConstants.DATA_LIST));
}
if (model.containsKey(NormalExcelConstants.FILE_NAME)) {
codedFileName = (String) model.get(NormalExcelConstants.FILE_NAME);
}
if (workbook instanceof HSSFWorkbook) {
codedFileName += HSSF;
} else {
codedFileName += XSSF;
}
if (isIE(request)) {
codedFileName = java.net.URLEncoder.encode(codedFileName, "UTF8");
} else {
codedFileName = new String(codedFileName.getBytes("UTF-8"), "ISO-8859-1");
}
response.setHeader("content-disposition", "attachment;filename=" + codedFileName);
ServletOutputStream out = response.getOutputStream();
workbook.write(out);
out.flush();
}