使用org.apache.poi导出Excel表格
public HSSFWorkbook MakeExcel(List<TransactionLogVO> logList) {
// SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
/*response.reset();
response.setHeader("Content-Disposition", "attachment;fileName="+ fileName);// 指定下载的文件名
OutputStream output = response.getOutputStream();
BufferedOutputStream bufferedOutPut = new BufferedOutputStream(output); */
// String path = this.getClass().getClassLoader().getResource("WEB-INF/tqjsxx").getPath();
// 定义单元格报头
String worksheetTitle = "交易日志信息";
HSSFWorkbook wb = new HSSFWorkbook();
// 创建单元格样式
HSSFCellStyle cellStyleTitle = wb.createCellStyle();
// 指定单元格居中对齐
cellStyleTitle.setAlignment(HSSFCellStyle.ALIGN_CENTER);
// 指定单元格垂直居中对齐
cellStyleTitle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);
// 指定当单元格内容显示不下时不换行
cellStyleTitle.setWrapText(false);
// ------------------------------------------------------------------
HSSFCellStyle cellStyle = wb.createCellStyle();
// 指定单元格居中对齐
cellStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER);
// 指定单元格垂直居中对齐
cellStyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);
// 指定当单元格内容显示不下时换行
cellStyle.setWrapText(true);
// ------------------------------------------------------------------
// 设置单元格字体
HSSFFont font = wb.createFont();
font.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);
font.setFontName("宋体");
font.setFontHeight((short) 200);
cellStyleTitle.setFont(font);
// 工作表名
String id = "序号";
String channelCode = "渠道代码";
String channelName = "渠道名称";
String cityName = "所属城市";
String functionCode = "接口功能";
String logTime = "日志时间";
String reqMsgId = "消息ID";
String reqTime = "请求时间";
String reqMsg = "请求报文";
String respTime = "响应时间";
String resultCode = "处理代码";
String respMsg = "响应报文";
HSSFSheet sheet = wb.createSheet();
ExportExcel exportExcel = new ExportExcel(wb, sheet);
// 创建报表头部
exportExcel.createNormalHead(worksheetTitle, 11);
// 定义第一行
HSSFRow row1 = sheet.createRow(1);
HSSFCell cell1 = row1.createCell(0);
//第一行第1列
cell1.setCellStyle(cellStyleTitle);
cell1.setCellValue(new HSSFRichTextString(id));
sheet.setColumnWidth(0, 7 * 256);
//第一行第2列
cell1 = row1.createCell(1);
cell1.setCellStyle(cellStyleTitle);
cell1.setCellValue(new HSSFRichTextString(channelCode));
//第一行第3列
cell1 = row1.createCell(2);
cell1.setCellStyle(cellStyleTitle);
cell1.setCellValue(new HSSFRichTextString(channelName));
//第一行第4列
cell1 = row1.createCell(3);
cell1.setCellStyle(cellStyleTitle);
cell1.setCellValue(new HSSFRichTextString(cityName));
//第一行第5列
cell1 = row1.createCell(4);
cell1.setCellStyle(cellStyleTitle);
cell1.setCellValue(new HSSFRichTextString(functionCode));
sheet.setColumnWidth(4, 20 * 256);
//第一行第6列
cell1 = row1.createCell(5);
cell1.setCellStyle(cellStyleTitle);
cell1.setCellValue(new HSSFRichTextString(logTime));
sheet.setColumnWidth(5, 20 * 256);
//第一行第7列
cell1 = row1.createCell(6);
cell1.setCellStyle(cellStyleTitle);
cell1.setCellValue(new HSSFRichTextString(reqMsgId));
sheet.setColumnWidth(6, 20 * 256);
//第一行第8列
cell1 = row1.createCell(7);
cell1.setCellStyle(cellStyleTitle);
cell1.setCellValue(new HSSFRichTextString(reqTime));
sheet.setColumnWidth(7, 20 * 256);
//第一行第9列
cell1 = row1.createCell(8);
cell1.setCellStyle(cellStyleTitle);
cell1.setCellValue(new HSSFRichTextString(reqMsg));
sheet.setColumnWidth(8, 40 * 256);
//第一行第10列
cell1 = row1.createCell(9);
cell1.setCellStyle(cellStyleTitle);
cell1.setCellValue(new HSSFRichTextString(respTime));
sheet.setColumnWidth(9, 20 * 256);
//第一行第11列
cell1 = row1.createCell(10);
cell1.setCellStyle(cellStyleTitle);
cell1.setCellValue(new HSSFRichTextString(resultCode));
sheet.setColumnWidth(10, 20 * 256);
//第一行第12列
cell1 = row1.createCell(11);
cell1.setCellStyle(cellStyleTitle);
cell1.setCellValue(new HSSFRichTextString(respMsg));
sheet.setColumnWidth(11, 40 * 256);
//定义第二行开始后的实体内容
HSSFRow row = sheet.createRow(2);
HSSFCell cell = row.createCell(1);
for (int i = 0; i < logList.size(); i++) {
TransactionLogVO transactionLog = JSON.parseObject(JSONObject.toJSONString(logList.get(i)), TransactionLogVO.class);
row = sheet.createRow(i + 2);
cell = row.createCell(0);
cell.setCellStyle(cellStyle);
cell.setCellValue(new HSSFRichTextString(transactionLog.getId() + ""));
cell = row.createCell(1);
cell.setCellStyle(cellStyle);
cell.setCellValue(new HSSFRichTextString(transactionLog.getChannelCode()));
cell = row.createCell(2);
cell.setCellStyle(cellStyle);
cell.setCellValue(new HSSFRichTextString(transactionLog.getChannelName()));
cell = row.createCell(3);
cell.setCellStyle(cellStyle);
cell.setCellValue(new HSSFRichTextString(transactionLog.getCityName()));
cell = row.createCell(4);
cell.setCellStyle(cellStyle);
cell.setCellValue(new HSSFRichTextString(transactionLog.getFunctionCode()));
cell = row.createCell(5);
cell.setCellStyle(cellStyle);
//cell.setCellValue(new HSSFRichTextString(sdf.format(transactionLog.getLogTime())));
cell.setCellValue(new HSSFRichTextString(timeStamp2Date(transactionLog.getLogTime())));
cell = row.createCell(6);
cell.setCellStyle(cellStyle);
cell.setCellValue(new HSSFRichTextString(transactionLog.getReqMsgId()));
cell = row.createCell(7);
cell.setCellStyle(cellStyle);
//cell.setCellValue(new HSSFRichTextString(sdf.format(transactionLog.getReqTime())));
cell.setCellValue(new HSSFRichTextString(timeStamp2Date(transactionLog.getReqTime())));
cell = row.createCell(8);
cell.setCellStyle(cellStyle);
cell.setCellValue(new HSSFRichTextString(transactionLog.getReqMsg()));
cell = row.createCell(9);
cell.setCellStyle(cellStyle);
//cell.setCellValue(new HSSFRichTextString(sdf.format(transactionLog.getRespTime())));
cell.setCellValue(new HSSFRichTextString(timeStamp2Date(transactionLog.getRespTime())));
cell = row.createCell(10);
cell.setCellStyle(cellStyle);
cell.setCellValue(new HSSFRichTextString(transactionLog.getResultCode()));
cell = row.createCell(11);
cell.setCellStyle(cellStyle);
cell.setCellValue(new HSSFRichTextString(transactionLog.getRespMsg()));
}
return wb;
}
导出表格工具类
public class ExportExcel {
private HSSFWorkbook wb = null;
private HSSFSheet sheet = null;
/**
* @param wb
* @param sheet
*/
public ExportExcel(HSSFWorkbook wb, HSSFSheet sheet) {
// super();
this.wb = wb;
this.sheet = sheet;
}
/**
* 创建通用EXCEL头部
*
* @param headString
* 头部显示的字符
* @param colSum
* 该报表的列数
*/
public void createNormalHead(String headString, int colSum) {
HSSFRow row = sheet.createRow(0);
// 设置第一行
HSSFCell cell = row.createCell(0);
// row.setHeight((short) 1000);
// 定义单元格为字符串类型
cell.setCellType(HSSFCell.ENCODING_UTF_16);// 中文处理
cell.setCellValue(new HSSFRichTextString(headString));
// 指定合并区域
/**
* public Region(int rowFrom, short colFrom, int rowTo, short colTo)
*/
sheet.addMergedRegion(new CellRangeAddress(0, (short) 0, (short) 0, (short) colSum));
// 定义单元格格式，添加单元格表样式，并添加到工作簿
HSSFCellStyle cellStyle = wb.createCellStyle();
// 设置单元格水平对齐类型
cellStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER); // 指定单元格居中对齐
cellStyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);// 指定单元格垂直居中对齐
cellStyle.setWrapText(true);// 指定单元格自动换行
// 设置单元格字体
HSSFFont font = wb.createFont();
// font.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);
// font.setFontName("宋体");
// font.setFontHeight((short) 600);
// cellStyle.setFont(font);
cell.setCellStyle(cellStyle);
}
/**
* 创建通用报表第二行
*
* @param params
* 统计条件数组
* @param colSum
* 需要合并到的列索引
*/
public void createNormalTwoRow(String[] params, int colSum) {
// 创建第二行
HSSFRow row1 = sheet.createRow(1);
row1.setHeight((short) 400);
HSSFCell cell2 = row1.createCell(0);
cell2.setCellType(HSSFCell.ENCODING_UTF_16);
cell2.setCellValue(new HSSFRichTextString("时间：" + params[0] + "至"
+ params[1]));
// 指定合并区域
/**
* public Region(int rowFrom, short colFrom, int rowTo, short colTo)
*/
sheet.addMergedRegion(new CellRangeAddress(1, 1, (short) 0, (short) colSum));
HSSFCellStyle cellStyle = wb.createCellStyle();
cellStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER); // 指定单元格居中对齐
cellStyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);// 指定单元格垂直居中对齐
cellStyle.setWrapText(true);// 指定单元格自动换行
// 设置单元格字体
HSSFFont font = wb.createFont();
font.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);
font.setFontName("宋体");
font.setFontHeight((short) 250);
cellStyle.setFont(font);
cell2.setCellStyle(cellStyle);
}
/**
* 设置报表标题
*
* @param columHeader
* 标题字符串数组
*/
public void createColumHeader(String[] columHeader) {
// 设置列头 在第三行
HSSFRow row2 = sheet.createRow(2);
// 指定行高
row2.setHeight((short) 600);
HSSFCellStyle cellStyle = wb.createCellStyle();
cellStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER); // 指定单元格居中对齐
cellStyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);// 指定单元格垂直居中对齐
cellStyle.setWrapText(true);// 指定单元格自动换行
// 单元格字体
HSSFFont font = wb.createFont();
font.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);
font.setFontName("宋体");
font.setFontHeight((short) 250);
cellStyle.setFont(font);
// 设置单元格背景色
cellStyle.setFillForegroundColor(HSSFColor.GREY_25_PERCENT.index);
cellStyle.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);
HSSFCell cell3 = null;
for (int i = 0; i < columHeader.length; i++) {
cell3 = row2.createCell(i);
cell3.setCellType(HSSFCell.ENCODING_UTF_16);
cell3.setCellStyle(cellStyle);
cell3.setCellValue(new HSSFRichTextString(columHeader[i]));
}
}
/**
* 创建内容单元格
*
* @param wb
* HSSFWorkbook
* @param row
* HSSFRow
* @param col
* short型的列索引
* @param align
* 对齐方式
* @param val
* 列值
*/
public void cteateCell(HSSFWorkbook wb, HSSFRow row, int col, short align,
String val) {
HSSFCell cell = row.createCell(col);
cell.setCellType(HSSFCell.ENCODING_UTF_16);
cell.setCellValue(new HSSFRichTextString(val));
HSSFCellStyle cellstyle = wb.createCellStyle();
cellstyle.setAlignment(align);
cell.setCellStyle(cellstyle);
}
/**
* 创建合计行
*
* @param colSum
* 需要合并到的列索引
* @param cellValue
*/
public void createLastSumRow(int colSum, String[] cellValue) {
HSSFCellStyle cellStyle = wb.createCellStyle();
cellStyle.setAlignment(HSSFCellStyle.ALIGN_CENTER); // 指定单元格居中对齐
cellStyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER);// 指定单元格垂直居中对齐
cellStyle.setWrapText(true);// 指定单元格自动换行
// 单元格字体
HSSFFont font = wb.createFont();
font.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);
font.setFontName("宋体");
font.setFontHeight((short) 250);
cellStyle.setFont(font);
// 获取工作表最后一行
HSSFRow lastRow = sheet.createRow((short) (sheet.getLastRowNum() + 1));
HSSFCell sumCell = lastRow.createCell(0);
sumCell.setCellValue(new HSSFRichTextString("合计"));
sumCell.setCellStyle(cellStyle);
// 合并 最后一行的第零列-最后一行的第一列
sheet.addMergedRegion(new CellRangeAddress(sheet.getLastRowNum(), sheet.getLastRowNum(),
(short) 0, (short) colSum));// 指定合并区域
for (int i = 2; i < (cellValue.length + 2); i++) {
// 定义最后一行的第三列
sumCell = lastRow.createCell(i);
sumCell.setCellStyle(cellStyle);
// 定义数组 从0开始。
sumCell.setCellValue(new HSSFRichTextString(cellValue[i - 2]));
}
}
/**
* 输入EXCEL文件
*
* @param fileName
* 文件名
*/
public void outputExcel(String fileName) {
FileOutputStream fos = null;
try {
fos = new FileOutputStream(new File(fileName));
wb.write(fos);
fos.close();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
/**
* @return the sheet
*/
public HSSFSheet getSheet() {
return sheet;
}
/**
* @param sheet
* the sheet to set
*/
public void setSheet(HSSFSheet sheet) {
this.sheet = sheet;
}
/**
* @return the wb
*/
public HSSFWorkbook getWb() {
return wb;
}
/**
* @param wb
* the wb to set
*/
public void setWb(HSSFWorkbook wb) {
this.wb = wb;
}
}
调用方法
@RequestMapping("/export")
public void export(TransactionLogVO transactionlog, HttpServletRequest request, HttpServletResponse response) {
ResultMessage<DataGridVO> queryRs = transactionLogServiceImpl.list(transactionlog);
//System.out.println(queryRs.toString());
//Map<?, ?> resultMap = JSON.parseObject(queryRs.toString());
List<TransactionLogVO> resultL = new ArrayList<TransactionLogVO>();
//if ((Integer) resultMap.get("errcode") == 0) {
resultL = (List<TransactionLogVO>) queryRs.getObj().getRows();
// }
if (resultL == null || resultL.size() == 0) {
resultL = new ArrayList<TransactionLogVO>();
}
System.out.println("resultL:" + resultL.toString());
HSSFWorkbook wb = MakeExcel(resultL);
String fileName = "交易日志.xls";
try {
fileName = new String(fileName.getBytes("utf-8"), "ISO8859-1");
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
System.out.println("fileName:" + fileName);
response.reset();
response.setHeader("Content-Disposition", "attachment;fileName=" + fileName);// 指定下载的文件名
response.setContentType("application/vnd.ms-excel;charset=utf-8");
try {
OutputStream output = response.getOutputStream();
wb.write(output);
output.flush();
output.close();
} catch (IOException e) {
e.printStackTrace();
}
}
需要在pom文件加入POI依赖
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi</artifactId>
<version>3.10.1</version>
</dependency>
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