java通过jxl生成excel文档
import java.awt.BasicStroke;import java.awt.Color;import java.awt.Font;import java.io.File;import java.io.IOException;import java.lang.reflect.Field;import java.util.ArrayList;import java.util.Calendar;import java.util.Date;import java.sql.SQLException;import java.text.DecimalFormat;import java.text.NumberFormat;import java.text.ParseException;import java.text.SimpleDateFormat;import java.util.List;import sun.security.krb5.internal.crypto.c;import com.sun.java_cup.internal.internal_error;import jxl.Workbook;import jxl.format.Alignment;import jxl.format.Colour;import jxl.format.UnderlineStyle;import jxl.write.Label;import jxl.write.Number;import jxl.write.NumberFormats;import jxl.write.WritableCell;import jxl.write.WritableCellFormat;import jxl.write.WritableFont;import jxl.write.WritableSheet;import jxl.write.WritableWorkbook;import jxl.write.WriteException;import jxl.write.biff.RowsExceededException;public class ExcelReport {private static WritableCellFormat wcf_value;//表格数据样式private static WritableCellFormat wcf_value_left;private static WritableCellFormat wcf_key;//表头样式private static WritableCellFormat wcf_name_left;//表名样式private static WritableCellFormat wcf_name_right;//表名样式private static WritableCellFormat wcf_name_center;//表名样式private static WritableCellFormat wcf_title;//页名称样式private static WritableCellFormat wcf_percent_float;private static final int MAXCOLS=7;//表名称样式static{try {//WritableFont wf_value = new WritableFont(WritableFont.ARIAL,10,WritableFont.NO_BOLD);WritableFont wf_key = new jxl.write.WritableFont(WritableFont.createFont("微软雅黑"), 10,WritableFont.BOLD);WritableFont wf_value = new jxl.write.WritableFont(WritableFont.createFont("微软雅黑"), 10,WritableFont.NO_BOLD);wcf_value = new WritableCellFormat(wf_value);wcf_value.setAlignment(jxl.format.Alignment.CENTRE);wcf_value.setVerticalAlignment(jxl.format.VerticalAlignment.CENTRE);wcf_value.setBorder(jxl.format.Border.ALL, jxl.format.BorderLineStyle.THIN);wcf_value_left = new WritableCellFormat(wf_value);wcf_value_left.setAlignment(jxl.format.Alignment.LEFT);wcf_value_left.setVerticalAlignment(jxl.format.VerticalAlignment.CENTRE); wcf_value_left.setBorder(jxl.format.Border.ALL, jxl.format.BorderLineStyle.THIN); wcf_value_left.setWrap(true);//WritableFont wf_key = new WritableFont(WritableFont.ARIAL,10,WritableFont.BOLD);wcf_key = new WritableCellFormat(wf_key);wcf_key.setAlignment(jxl.format.Alignment.CENTRE);wcf_key.setBorder(jxl.format.Border.ALL, jxl.format.BorderLineStyle.THIN);wcf_name_left = new WritableCellFormat(wf_key);wcf_name_left.setAlignment(Alignment.LEFT);wcf_name_left.setVerticalAlignment(jxl.format.VerticalAlignment.CENTRE);wcf_name_right = new WritableCellFormat(wf_key);wcf_name_right.setAlignment(Alignment.RIGHT);wcf_name_center = new WritableCellFormat(wf_key);wcf_name_center.setAlignment(Alignment.CENTRE);jxl.write.NumberFormat wf_percent_float = new jxl.write.NumberFormat("0.00"); wcf_percent_float= new jxl.write.WritableCellFormat(wf_value,wf_percent_float);wcf_percent_float.setAlignment(jxl.format.Alignment.CENTRE);wcf_percent_float.setVerticalAlignment(jxl.format.VerticalAlignment.CENTRE);wcf_percent_float.setBorder(jxl.format.Border.ALL, jxl.format.BorderLineStyle.THIN);//WritableFont wf_title = new WritableFont(WritableFont.ARIAL,14,WritableFont.BOLD);WritableFont wf_title = new jxl.write.WritableFont(WritableFont.createFont("微软雅黑"), 14,WritableFont.BOLD);wcf_title = new WritableCellFormat(wf_title);wcf_title.setAlignment(Alignment.CENTRE);} catch (WriteException e) {e.printStackTrace();}}//生成Excel文件public void genarateExcel(File file)throws Exception{WritableWorkbook wb = Workbook.createWorkbook(file);WritableSheet ws = wb.createSheet("数据报表",0);int startRowNum=0;//起始行int startColNum=0;//起始列int maxColSize = 7;//最大列数//设置列宽ws.setColumnView(0, 18);ws.setColumnView(1, 17);ws.setColumnView(2, 19);ws.setColumnView(3, 14);ws.setColumnView(4, 13);ws.setColumnView(5, 11);ws.setColumnView(6, 18);ws.addCell(new Label(startColNum,startRowNum,"学生信息报表",wcf_title));ws.mergeCells(startColNum,startRowNum, startColNum+maxColSize-1,startRowNum);startColNum=0;startRowNum++;ws.addCell(new Label(startColNum,startRowNum, "2011年04月08日",wcf_name_right));ws.mergeCells(startColNum,startRowNum, startColNum+maxColSize-1,startRowNum);startColNum=0;startRowNum++;generateCells(ws,startRowNum++,startColNum,1,MAXCOLS);ws.addCell(new Label(startColNum,startRowNum,"姓名",wcf_key));ws.mergeCells(startColNum, startRowNum, startColNum+1, startRowNum);startColNum=startColNum+2;ws.addCell(new Label(startColNum,startRowNum,"性别",wcf_key));ws.mergeCells(startColNum, startRowNum, startColNum+1, startRowNum);startColNum=startColNum+2;ws.addCell(new Label(startColNum,startRowNum,"年龄",wcf_key));ws.mergeCells(startColNum, startRowNum, startColNum+1, startRowNum);startColNum=startColNum+2;ws.addCell(new Label(startColNum,startRowNum,"住址",wcf_key));startRowNum++;startColNum=0;for(int i=0;i<10;i++){int rowIndx = startRowNum+i;ws.addCell(new Label(startColNum,rowIndx,"姓名"+i,wcf_value));ws.mergeCells(startColNum, rowIndx, startColNum+1, rowIndx);startColNum=startColNum+2;ws.addCell(new Label(startColNum,rowIndx,(i%2==0)?"男":"女",wcf_value));ws.mergeCells(startColNum, rowIndx, startColNum+1, rowIndx);startColNum=startColNum+2;ws.addCell(new Number(startColNum,rowIndx,i+15,wcf_value));ws.mergeCells(startColNum, rowIndx, startColNum+1, rowIndx);startColNum=startColNum+2;ws.addCell(new Label(startColNum,rowIndx,"住址"+i,wcf_value));startColNum=0;}wb.write();wb.close();}//生成空单元格public static void generateCells(WritableSheet ws,int startRows,int startColNums,int rows,int cols){for(int r=0;r<rows;r++){for(int c = 0;c<cols;c++){try {ws.addCell(new Label(startColNums+c,startRows+r,""));} catch (Exception e) {e.printStackTrace();} }}}public static void main(String[] args) throws Exception {File file = new File("D:\\text.xls");file.createNewFile();new ExcelReport().genarateExcel(file);}}?