java辅导:jxl实用技巧汇总
来源:优易学  2011-12-4 17:37:07   【优易学:中国教育考试门户网】   资料下载   IT书店
 import java.io.File;

  import java.io.FileOutputStream;

  import java.io.OutputStream;

  import java.util.ArrayList;

  import java.util.Date;

  import java.util.HashMap;

  import jxl.Cell;

  import jxl.CellType;

  import jxl.DateCell;

  import jxl.Range;

  import jxl.Sheet;

  import jxl.Workbook;

  import jxl.WorkbookSettings;

  import jxl.format.Alignment;

  import jxl.format.Border;

  import jxl.format.BorderLineStyle;

  import jxl.format.CellFormat;

  import jxl.format.Colour;

  import jxl.format.UnderlineStyle;

  import jxl.format.VerticalAlignment;

  import jxl.write.Formula;

  import jxl.write.Label;

  import jxl.write.Number;

  import jxl.write.NumberFormat;

  import jxl.write.WritableCell;

  import jxl.write.WritableCellFeatures;

  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 WriteExcelTest {

  static HashMap map = new HashMap();

  public static void main(String[] args) {

  try {

  // copyDateFormat(new File("c:\\a.xls"), 0, "c:\\copy of a.xls");

  writeExcelUseFormat("c:\\format.xls","test");

  // buildNewFormTemplete(new File("c:/templete.xls"),new File(

  // "c:/buildNewFormTemplete.xls"));

  // modifyDirectly1(new File("c:/templete.xls"));

  // modifyDirectly2(new File("c:/templete.xls"));

  //copyDateAndFormat(new File("c:/a.xls"), 0, "c:/a2.xls");

  } catch (Exception e) {

  // TODO 自动生成 catch 块

  e.printStackTrace();

  }

  }

  public static void modifyDirectly2(File inputFile) throws Exception {

  Workbook w1 = Workbook.getWorkbook(inputFile);

  WritableWorkbook w2 = Workbook.createWorkbook(inputFile, w1);

  WritableSheet sheet = w2.getSheet(0);

  WritableCell cell = null;

  CellFormat cf = null;

  // 加粗

  cell = sheet.getWritableCell(0, 0);

  WritableFont bold = new WritableFont(WritableFont.ARIAL,

  WritableFont.DEFAULT_POINT_SIZE, WritableFont.BOLD);

  cf = new WritableCellFormat(bold);

  cell.setCellFormat(cf);

  // 设置下划线

  cell = sheet.getWritableCell(0, 1);

  WritableFont underline = new WritableFont(WritableFont.ARIAL,

  WritableFont.DEFAULT_POINT_SIZE, WritableFont.NO_BOLD, false,

  UnderlineStyle.SINGLE);

  cf = new WritableCellFormat(underline);

  cell.setCellFormat(cf);

  // 直截添加可以覆盖掉

  setCellValueDirectly(sheet, sheet.getCell(0, 2), new Double(4),

  CellType.NUMBER);

  w2.write();

  w2.close();

  }

  public static void modifyDirectly1(File file) {

  try {

  // Excel获得文件

  Workbook wb = Workbook.getWorkbook(file);

  // 打开一个文件的副本,并且指定数据写回到原文件

  WritableWorkbook book = Workbook.createWorkbook(file, wb);

  WritableSheet sheet0 = book.getSheet(0);

  sheet0.addCell(new Label(0, 1, "陈小稳"));

  // 添加一个工作表

  WritableSheet sheet = book.createSheet(" 第二页 ", 1);

  sheet.addCell(new Label(0, 0, " 第二页的测试数据 "));

  book.write();

  book.close();

  } catch (Exception e) {

  System.out.println(e);

  }

  }

  public static void buildNewFormTemplete(File inputFile, File outputFile) {

  try {

  // Excel获得文件

  Workbook wb = Workbook.getWorkbook(inputFile);

  // 打开一个文件的副本,并且指定数据写回到原文件

  WritableWorkbook book = Workbook.createWorkbook(outputFile, wb);

  WritableSheet sheet0 = book.getSheet(0);

  sheet0.addCell(new Label(0, 1, "陈小稳"));

  // 添加一个工作表

  WritableSheet sheet = book.createSheet(" 第二页 ", 1);

  sheet.addCell(new Label(0, 0, " 第二页的测试数据 "));

  book.write();

  book.close();

  } catch (Exception e) {

  System.out.println(e);

  }

  }

  public static void copyDateAndFormat(File inputFile,

  int inputFileSheetIndex, String outputFilePath) throws Exception {

  Workbook book = null;

  Cell cell = null;

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