- import java.io.File;
- import java.io.FileOutputStream;
- import java.util.HashMap;
- import java.util.Map;
- 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.HSSFRow;
- import org.apache.poi.hssf.usermodel.HSSFSheet;
- import org.apache.poi.hssf.usermodel.HSSFWorkbook;
- import org.apache.poi.hssf.util.HSSFColor;
- import org.apache.poi.hssf.util.Region;
- public class test{
- public static void main(String[] args) {
- // TODO Auto-generated method stub
- FileOutputStream fileOut = null;
- File file = new File("c:/1.xls");
- String[] header = { "服务器名", "IP地址", "库cache命中率_最大值", "库cache命中率_平均值",
- "连接数_最大值", "连接数_平均值", "游标数_最大值", "游标数_平均值", "session数_最大值",
- "session数_平均值", "事务数_最大值", "事务数_平均值", "数据库锁数_最大值", "数据库锁数_平均值",
- "缓冲池命中数_最大值", "缓冲池命中数_平均值", "表空间_使用率_最大值", "表空间_使用率_平均值",
- "表空间_已用空间_最大值", "表空间_已用空间_平均值", "表空间_剩余率_最大值", "表空间_剩余率_平均值",
- "表空间_剩余空间_最大值", "表空间_剩余空间_平均值", "表空间_总容量_最大值", "表空间_总容量_平均值",
- "连接状态" };
- try {
- HSSFWorkbook wb = new HSSFWorkbook();
- HSSFSheet sheet = wb.createSheet("new sheet");
- HSSFFont fontinfo = wb.createFont();
- fontinfo.setFontHeightInPoints((short) 8); // 字体大小
- HSSFFont fonthead = wb.createFont();
- fonthead.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);// 加粗
- HSSFCellStyle cellStylename = wb.createCellStyle();// 表名样式
- cellStylename.setFont(fonthead);
- HSSFCellStyle cellStyleinfo = wb.createCellStyle();// 表信息样式
- cellStyleinfo.setAlignment(HSSFCellStyle.ALIGN_RIGHT);// 对齐
- cellStyleinfo.setFont(fontinfo);
- HSSFCellStyle cellStylehead = wb.createCellStyle();// 表头样式
- cellStylehead.setFont(fonthead);
- cellStylehead.setAlignment(HSSFCellStyle.ALIGN_CENTER);
- cellStylehead.setBorderBottom(HSSFCellStyle.BORDER_THIN);// 边框
- cellStylehead.setBottomBorderColor(HSSFColor.BLACK.index);
- cellStylehead.setBorderLeft(HSSFCellStyle.BORDER_THIN);
- cellStylehead.setLeftBorderColor(HSSFColor.BLACK.index);
- cellStylehead.setBorderRight(HSSFCellStyle.BORDER_THIN);
- cellStylehead.setRightBorderColor(HSSFColor.BLACK.index);
- cellStylehead.setBorderTop(HSSFCellStyle.BORDER_THIN);
- cellStylehead.setTopBorderColor(HSSFColor.BLACK.index);
- cellStylehead.setFillForegroundColor(HSSFColor.ORANGE.index);
- cellStylehead.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);
- HSSFCellStyle cellStyle = wb.createCellStyle();// 数据单元样式
- cellStyle.setWrapText(true);// 自动换行
- cellStyle.setBorderBottom(HSSFCellStyle.BORDER_THIN);
- cellStyle.setBottomBorderColor(HSSFColor.BLACK.index);
- cellStyle.setBorderLeft(HSSFCellStyle.BORDER_THIN);
- cellStyle.setLeftBorderColor(HSSFColor.BLACK.index);
- cellStyle.setBorderRight(HSSFCellStyle.BORDER_THIN);
- cellStyle.setRightBorderColor(HSSFColor.BLACK.index);
- cellStyle.setBorderTop(HSSFCellStyle.BORDER_THIN);
- cellStyle.setTopBorderColor(HSSFColor.BLACK.index);
- int col = header.length;
- HSSFRow row = sheet.createRow((short) 0);
- HSSFCell cell = row.createCell((short) 0);
- cell.setEncoding(HSSFCell.ENCODING_UTF_16);
- cell.setCellStyle(cellStylename);
- cell.setCellValue("oracle");// 表名
- sheet.addMergedRegion(new Region(0, (short) 0, 0, (short) 1));
- cell = row.createCell((short) 2);
- cell.setEncoding(HSSFCell.ENCODING_UTF_16);
- cell.setCellStyle(cellStyleinfo);
- cell.setCellValue("oracle"); // 信息
- sheet.addMergedRegion(new Region(0, (short) 2, 0, (short) col));
- int rows_max = 0;
- for (int i = 0; i < header.length; i++) {
- String h = header[i];
- if (h.split("_").length > rows_max) {
- rows_max = h.split("_").length;
- }
- }
- Map map = new HashMap();
- for (int k = 0; k < rows_max; k++) {
- row = sheet.createRow((short) k + 1);
- if (k == 0) {
- cell = row.createCell((short) (0));
- cell.setEncoding(HSSFCell.ENCODING_UTF_16);
- cell.setCellStyle(cellStylehead);
- cell.setCellValue("序号");
- sheet.addMergedRegion(new Region(k + 1, (short) 0, k
- + rows_max, (short) 0));
- }
- for (int i = 0; i < header.length; i++) {
- String headerTemp = header[i];
- String[] s = headerTemp.split("_");
- String sk = "";
- int num = i + 1;
- if (s.length == 1) {
- cell = row.createCell((short) (num));
- cell.setEncoding(HSSFCell.ENCODING_UTF_16);
- cell.setCellStyle(cellStylehead);
- sheet.addMergedRegion(new Region(1, (short) (num),
- rows_max, (short) (num)));
- sk = headerTemp;
- cell.setCellValue(sk);
- } else {
- System.out.println(sk);
- cell = row.createCell((short) (num));
- cell.setEncoding(HSSFCell.ENCODING_UTF_16);
- cell.setCellStyle(cellStylehead);
- int cols = 0;
- if (map.containsKey(headerTemp)) {
- continue;
- }
- for (int d = 0; d <= k; d++) {
- if (d != k) {
- sk += s[d] + "_";
- } else{
- sk += s[d];
- }
- }
- if(map.containsKey(sk)){
- continue;
- }
- for (int j = 0; j < header.length; j++) {
- if (header[j].indexOf(sk) != -1) {
- cols++;
- }
- }
- cell.setCellValue(s[k]);
- sheet
- .addMergedRegion(new Region(k + 1,
- (short) num, k + 1,
- (short) (num + cols-1)));
- if (sk.equals(headerTemp)) {
- sheet.addMergedRegion(new Region(k + 1,
- (short) num, k + 1 + rows_max
- - s.length, (short) num));
- }
- }
- if (s.length > k) {
- if (!map.containsKey(sk)) {
- String key = "";
- if (k > 0) {
- key = sk;
- } else {
- key = s[k];
- }
- map.put(key, null);
- }
- }
- }
- }
- fileOut = new FileOutputStream(file);
- // modify by xywang(2007-11-19) end
- wb.write(fileOut);
- } catch (Exception e) {
- e.printStackTrace();
- }
- }
- }
POI EXCEL多表头的处理代码收藏
最新推荐文章于 2025-01-16 22:20:16 发布