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);
编辑:
|||
// 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;|||
// 1.避免乱码的设置
WorkbookSettings setting = new WorkbookSettings();
java.util.Locale locale = new java.util.Locale("zh", "CN");
setting.setLocale(locale);
setting.setEncoding("ISO-8859-1");
book = Workbook.getWorkbook(inputFile, setting);
Sheet readonlySheet = book.getSheet(inputFileSheetIndex);
OutputStream os = new FileOutputStream(outputFilePath);// 输出的Excel文件URL
WritableWorkbook wwb = Workbook.createWorkbook(os);// 创建可写工作薄
WritableSheet writableSheet = wwb.createSheet(readonlySheet.getName(),
0);// 创建可写工作表
// 2.誊写不同数据格式的数据
for (int rowIndex = 0; rowIndex < readonlySheet.getRows(); rowIndex++) {
for (int colIndex = 0; colIndex < readonlySheet.getColumns(); colIndex++) {
cell = readonlySheet.getCell(colIndex, rowIndex);
// A2B2为合并的单元格,A2有内容,B2为空
// if(colIndex == 0 && rowIndex == 1){
// System.out.println(colIndex + "," + rowIndex + " type:" +
// cell.getType() +" :" + cell.getContents());
// }
// 【有各种设置格式】
if (cell.getType() == CellType.DATE
|| cell.getType() == CellType.DATE_FORMULA) {
writableSheet.addCell(new jxl.write.DateTime(colIndex,
rowIndex, ((DateCell) cell).getDate(),
new jxl.write.WritableCellFormat(cell
.getCellFormat())));
} else if (cell.getType() == CellType.NUMBER
|| cell.getType() == CellType.NUMBER_FORMULA) {
writableSheet.addCell(new jxl.write.Number(colIndex,
rowIndex, ((jxl.NumberCell) cell).getValue(),
new jxl.write.WritableCellFormat(cell
.getCellFormat())));
} else if (cell.getType() == CellType.EMPTY) {
// 空的以及合并单元格中第一列外的
// System.out.println("EMPTY:"+cell.getContents());
// System.err.println("空单元格 at " + colIndex + "," + rowIndex
// +" content:" + cell.getContents());
} else if (cell.getType() == CellType.LABEL
|| cell.getType() == CellType.STRING_FORMULA) {
writableSheet.addCell(new Label(colIndex, rowIndex, cell
.getContents(), new jxl.write.WritableCellFormat(
cell.getCellFormat())));
} else {
System.err.println("其它单元格类型:" + cell.getType() + " at "
+ colIndex + "," + rowIndex + " content:"
+ cell.getContents());
}
// if(cell.getType() == CellType.STRING_FORMULA){
// System.err.println(colIndex + "," + rowIndex +":" +
// cell.getContents() +" type:" + cell.getType());
// }
}
}|||
// 3.处理合并单元格的事情(复制合并单元格格式)
Range range = readonlySheet.getMergedCells();
for (int i = 0; i < range.length; i++) {
// System.out.println("第"+i+"处合并的单元格:"
// +",getTopLeft="+range[i].getTopLeft().getColumn()
// +","+range[i].getTopLeft().getRow()
// +",getBottomRight="+range[i].getBottomRight().getColumn()
// +","+range[i].getBottomRight().getRow()
// );
// topleftXIndex, topleftYIndex, bottomRightXIndex,
// bottomRightYIndex
writableSheet.mergeCells(range[i].getTopLeft().getColumn(),
range[i].getTopLeft().getRow(), range[i].getBottomRight()
.getColumn(), range[i].getBottomRight().getRow());
}
// 4.设置行列高宽
for (int colIndex = 0; colIndex < readonlySheet.getColumns(); colIndex++) {
writableSheet.setColumnView(colIndex, readonlySheet
.getColumnView(colIndex));
}
for (int rowIndex = 0; rowIndex < readonlySheet.getRows(); rowIndex++) {
writableSheet.setRowView(rowIndex, readonlySheet
.getRowView(rowIndex));
}
wwb.write();
wwb.close();
os.close();
}
public static void writeExcelUseFormat(String outputFilePath,
String outputFileSheetName) throws Exception {
OutputStream os = new FileOutputStream(outputFilePath);// 输出的Excel文件URL
WritableWorkbook wwb = Workbook.createWorkbook(os);// 创建可写工作薄
WritableSheet sheet = wwb.createSheet(outputFileSheetName, 0);// 创建可写工作表
sheet.addCell(new Label(0, 0, "号码"));
sheet.addCell(new Label(1, 0, "有效期"));
// 1.写入时间的数据格式
jxl.write.DateFormat df = new jxl.write.DateFormat("yyyy-MM-dd");
jxl.write.WritableCellFormat wcfDF = new jxl.write.WritableCellFormat(
df);
jxl.write.DateTime labelDTF = new jxl.write.DateTime(1, 1, new Date(),
wcfDF); // 自定义格式
sheet.addCell(labelDTF);
// 2.字体样式
// WritableFont()方法里参数说明
// 这个方法算是一个容器,可以放进去好多属性
// 第一个: TIMES是字体大小,他写的是18
// 第二个: BOLD是判断是否为斜体,选择true时为斜体
// 第三个: ARIAL
// 第四个: UnderlineStyle.NO_UNDERLINE 下划线
// 第五个: jxl.format.Colour.RED 字体颜色是红色的
jxl.write.WritableFont wf = new jxl.write.WritableFont(
WritableFont.TIMES, 18, WritableFont.BOLD, true);
jxl.write.WritableCellFormat wcfF = new jxl.write.WritableCellFormat(wf);
wcfF.setWrap(true);// 自动换行
wcfF.setAlignment(jxl.format.Alignment.CENTRE);// 把水平对齐方式指定为居中
wcfF.setVerticalAlignment(jxl.format.VerticalAlignment.CENTRE);// 把垂直对齐方式指定为居中
jxl.write.Label labelC = new jxl.write.Label(0, 1,
"This is a Label cell", wcfF);
sheet.addCell(labelC);
// 3.添加带有formatting的Number对象
jxl.write.NumberFormat nf = new jxl.write.NumberFormat("#.");
jxl.write.WritableCellFormat wcfN = new jxl.write.WritableCellFormat(nf);
jxl.write.Number labelNF = new jxl.write.Number(0, 2, 3., wcfN);
sheet.addCell(labelNF);
// 4.添加Boolean对象
jxl.write.Boolean labelB = new jxl.write.Boolean(0, 3, false);
sheet.addCell(labelB);
// 5.设置一个注解
WritableCellFeatures cellFeatures = new WritableCellFeatures();
cellFeatures.setComment("添加Boolean对象");
labelB.setCellFeatures(cellFeatures);
// 6.单元格内换行
WritableCellFormat wrappedText = new WritableCellFormat(
WritableWorkbook.ARIAL_10_PT);
wrappedText.setWrap(true);// 可换行的label样式
Label label = new Label(4, 0, "测试,“012测试。。。", wrappedText); // "“012"强制换行
sheet.addCell(label);
原文地址:http://www.exam8.com/computer/Java/zonghe/200912/658344.html
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