参考にさせていただいたサイト
http://homepage3.nifty.com/anny/index.html
http://vapour.s22.xrea.com/javadojo/index.php?Java%A4%C7Excel
http://jexcelapi.sourceforge.net/
サンプル
import java.io.File;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;
import jxl.Workbook;
import jxl.WorkbookSettings;
import jxl.read.biff.BiffException;
import jxl.write.Label;
import jxl.write.Number;
import jxl.write.WritableSheet;
import jxl.write.WritableWorkbook;
import jxl.write.WriteException;
public class ExcelEdit {
public static void main(String[] args) {
int line = 8;
Workbook workbook = null;
try {
WorkbookSettings ws = new WorkbookSettings();
ws.setGCDisabled(true);
workbook = Workbook.getWorkbook(new File("output.xls"), ws);
} catch (BiffException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} finally {
if (workbook != null) {
;
}
}
File outputFile= new File("output.xls");
WritableWorkbook workbook1=null;
try {
System.out.println(outputFile + "ブックを新規作成");
workbook1 = Workbook.createWorkbook(outputFile,workbook);
if (workbook1 == null) {
System.err.println(outputFile
+ "ブック作成に失敗");
}
} catch (IOException ex) {
System.err.println(ex.toString());
}
WritableSheet sheet = workbook1.getSheet(0);
if (sheet == null) {
System.err.println(outputFile
+ "シート設定に失敗");
}
Label label = new Label(1, line, "サンプル");
try {
sheet.addCell(label);
} catch (WriteException ex) {
System.err.println("セルの書き込みに失敗"
+ ex.toString());
}
Number number = new Number(0, line, 12800);
try {
sheet.addCell(number);
} catch (WriteException ex) {
System.err.println("line セルの書き込みに失敗"
+ ex.toString());
}
System.out.println("日付セルを新規作成");
SimpleDateFormat format
= new SimpleDateFormat("yyyy/MM/dd");
String dateStr = format.format(new Date());
Label label2 = new Label(2, line, dateStr);
try {
sheet.addCell(label2);
} catch (WriteException ex) {
System.err.println("セルの書き込みに失敗"
+ ex.toString());
}
try {
workbook1.write();
} catch (IOException ex) {
if (workbook1 != null) {
System.err.println(outputFile
+ "ブックの書き込みに失敗"
+ ex.toString());
}
}
try {
workbook1.close();
workbook.close();
} catch (Exception ex) {
System.err.println(outputFile
+ "ブックのクローズに失敗"
+ ex.toString());
}
}
}
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