PoiSingleExcelView.java
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package com.bckefu.excel.view;
import com.bckefu.excel.ExcelExportUtil;
import com.bckefu.excel.entity.ExportParams;
import com.bckefu.excel.entity.vo.ExcelConstants;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.ss.usermodel.Workbook;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.net.URLEncoder;
import java.util.Collection;
import java.util.Map;
/**
* @author : caoliang
* @date : 2017/11/6:下午2:01
*/
public class PoiSingleExcelView extends AbstractExcelView {
@Override
void renderMergedOutputModel(String fileName, Map<String, Object> model, HttpServletRequest request, HttpServletResponse response) throws Exception {
Workbook workbook = null;
workbook = ExcelExportUtil.exportExcel(
(ExportParams) model.get(ExcelConstants.PARAMS),
(Class<?>) model.get(ExcelConstants.CLASS),
(Collection<?>) model.get(ExcelConstants.DATA_LIST));
if (workbook instanceof HSSFWorkbook) {
fileName += HSSF;
} else {
fileName += XSSF;
}
if (isIE(request)) {
fileName = URLEncoder.encode(fileName, "UTF8");
} else {
fileName = new String(fileName.getBytes("UTF-8"), "ISO-8859-1");
}
response.setHeader("content-disposition", "attachment;filename=" + fileName);
ServletOutputStream out = response.getOutputStream();
workbook.write(out);
out.flush();
}
}