导入到EXCEL
2016-04-01 10:37
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package com.landz.util; import java.util.Date; import java.util.List; import java.util.Map; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.poi.hssf.usermodel.HSSFCell; import org.apache.poi.hssf.usermodel.HSSFCellStyle; import org.apache.poi.hssf.usermodel.HSSFFont; import org.apache.poi.hssf.usermodel.HSSFSheet; import org.apache.poi.hssf.usermodel.HSSFWorkbook; import org.springframework.web.servlet.view.document.AbstractExcelView; import com.landz.util.PageData; import com.landz.util.Tools; /** * 导入到EXCEL */ public class ObjectExcelView extends AbstractExcelView{ @Override protected void buildExcelDocument(Map<String, Object> model, HSSFWorkbook workbook, HttpServletRequest request, HttpServletResponse response) throws Exception { // TODO Auto-generated method stub Date date = new Date(); String filename = Tools.date2Str(date, "yyyyMMddHHmmss"); HSSFSheet sheet; HSSFCell cell; response.setContentType("application/octet-stream"); response.setHeader("Content-Disposition", "attachment;filename="+filename+".xls"); sheet = workbook.createSheet("sheet1"); List<String> titles = (List<String>) model.get("titles"); int len = titles.size(); HSSFCellStyle headerStyle = workbook.createCellStyle(); //标题样式 headerStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER); headerStyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER); HSSFFont headerFont = workbook.createFont(); //标题字体 headerFont.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD); headerFont.setFontHeightInPoints((short)11); headerStyle.setFont(headerFont); short width = 20,height=25*20; sheet.setDefaultColumnWidth(width); for(int i=0; i<len; i++){ //设置标题 String title = titles.get(i); cell = getCell(sheet, 0, i); cell.setCellStyle(headerStyle); setText(cell,title); } sheet.getRow(0).setHeight(height); HSSFCellStyle contentStyle = workbook.createCellStyle(); //内容样式 contentStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER); List<PageData> varList = (List<PageData>) model.get("varList"); int varCount = varList.size(); for(int i=0; i<varCount; i++){ PageData vpd = varList.get(i); for(int j=0;j<len;j++){ String varstr = vpd.getString("var"+(j+1)) != null ? vpd.getString("var"+(j+1)) : ""; cell = getCell(sheet, i+1, j); cell.setCellStyle(contentStyle); setText(cell,varstr); } } } }
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