欢迎您访问程序员文章站本站旨在为大家提供分享程序员计算机编程知识!
您现在的位置是: 首页

jxl导出excel

程序员文章站 2024-02-24 12:49:10
...

JXL导出EXCEL 表格设置 公式添加相关
import java.io.File;
import java.io.FileOutputStream;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.Date;
import jxl.Cell;
import jxl.CellType;
import jxl.Sheet;
import jxl.Workbook;
import jxl.WorkbookSettings;
import jxl.format.Alignment;
import jxl.format.Border;
import jxl.format.BorderLineStyle;
import jxl.format.Colour;
import jxl.format.VerticalAlignment;
import jxl.write.Formula;
import jxl.write.Label;
import jxl.write.NumberFormat;
import jxl.write.WritableCellFeatures;
import jxl.write.WritableCellFormat;
import jxl.write.WritableFont;
import jxl.write.WritableSheet;
import jxl.write.WritableWorkbook;
import jxl.write.WriteException;
public class TestExcel2 {
/**
* @param args
*/
/**
* 生成Excel文件
*
* @param path
* 文件路径
* @param sheetName
* 工作表名称
* @param dataTitles
* 数据标题
*/
public void createExcelFile(String path, String sheetName,
String[] dataTitles) {
WritableWorkbook workbook;
try {
OutputStream os = new FileOutputStream(path);
workbook = Workbook.createWorkbook(os);
WritableSheet sheet = workbook.createSheet(sheetName, 0); // 添加第一个工作表
initialSheetSetting(sheet);
Label label;
for (int i = 0; i < dataTitles.length; i++) {
// Label(列号,行号,内容,风格)
label = new Label(i, 0, dataTitles, getTitleCellFormat());
sheet.addCell(label);
}
// 插入一行
insertRowData(sheet, 1, new String[] { "200201001", "张三", "100",
"60", "100", "260" },
getDataCellFormat(CellType.STRING_FORMULA));
// 一个一个插入行
label = new Label(0, 2, "200201002",
getDataCellFormat(CellType.STRING_FORMULA));
sheet.addCell(label);
label = new Label(1, 2, "李四",
getDataCellFormat(CellType.STRING_FORMULA));
sheet.addCell(label);
insertOneCellData(sheet, 2, 2, 70.5,
getDataCellFormat(CellType.NUMBER));
insertOneCellData(sheet, 3, 2, 90.523,
getDataCellFormat(CellType.NUMBER));
insertOneCellData(sheet, 4, 2, 60.5,
getDataCellFormat(CellType.NUMBER));
insertFormula(sheet, 5, 2, "C3+D3+E3",
getDataCellFormat(CellType.NUMBER_FORMULA));
// 插入日期
mergeCellsAndInsertData(sheet, 0, 3, 5, 3, new Date(),
getDataCellFormat(CellType.DATE));
workbook.write();
workbook.close();
} catch (Exception e) {
e.printStackTrace();
}
/**
* 初始化表格属性
*
* @param sheet
*/
public void initialSheetSetting(WritableSheet sheet) {
try {
// sheet.getSettings().setProtected(true); //设置xls的保护,单元格为只读的
sheet.getSettings().setDefaultColumnWidth(10); // 设置列的默认宽度
// sheet.setRowView(2,false);//行高自动扩展
// setRowView(int row, int height);--行高
// setColumnView(int col,int width); --列宽
sheet.setColumnView(0, 20);// 设置第一列宽度
} catch (Exception e) {
e.printStackTrace();
}
/**
* 插入公式
*
* @param sheet
* @param col
* @param row
* @param formula
* @param format
*/
public void insertFormula(WritableSheet sheet, Integer col, Integer row,
String formula, WritableCellFormat format) {
try {
Formula f = new Formula(col, row, formula, format);
sheet.addCell(f);
} catch (Exception e) {
e.printStackTrace();
}
/**
* 插入一行数据
*
* @param sheet
* 工作表
* @param row
* 行号
* @param content
* 内容
* @param format
* 风格
*/
public void insertRowData(WritableSheet sheet, Integer row,
String[] dataArr, WritableCellFormat format) {
try {
Label label;
for (int i = 0; i < dataArr.length; i++) {
label = new Label(i, row, dataArr, format);
sheet.addCell(label);
}
} catch (Exception e) {
e.printStackTrace();
}
/**
* 插入单元格数据
*
* @param sheet
* @param col
* @param row
* @param data
*/
public void insertOneCellData(WritableSheet sheet, Integer col,
Integer row, Object data, WritableCellFormat format) {
try {
if (data instanceof Double) {
jxl.write.Number labelNF = new jxl.write.Number(col, row,
(Double) data, format);
sheet.addCell(labelNF);
} else if (data instanceof Boolean) {
jxl.write.Boolean labelB = new jxl.write.Boolean(col, row,
(Boolean) data, format);
sheet.addCell(labelB);
} else if (data instanceof Date) {
jxl.write.DateTime labelDT = new jxl.write.DateTime(col, row,
(Date) data, format);
sheet.addCell(labelDT);
setCellComments(labelDT, "这是个创建表的日期说明!");
} else {
Label label = new Label(col, row, data.toString(), format);
sheet.addCell(label);
}
} catch (Exception e) {
e.printStackTrace();
}
/**
* 合并单元格,并插入数据
*
* @param sheet
* @param col_start
* @param row_start
* @param col_end
* @param row_end
* @param data
* @param format
*/
public void mergeCellsAndInsertData(WritableSheet sheet, Integer col_start,
Integer row_start, Integer col_end, Integer row_end, Object data,
WritableCellFormat format) {
try {
sheet.mergeCells(col_start, row_start, col_end, row_end);// 左上角到右下角
insertOneCellData(sheet, col_start, row_start, data, format);
} catch (Exception e) {
e.printStackTrace();
}
/**
* 给单元格加注释
*
* @param label
* @param comments
*/
public void setCellComments(Object label, String comments) {
WritableCellFeatures cellFeatures = new WritableCellFeatures();
cellFeatures.setComment(comments);
if (label instanceof jxl.write.Number) {
jxl.write.Number num = (jxl.write.Number) label;
num.setCellFeatures(cellFeatures);
} else if (label instanceof jxl.write.Boolean) {
jxl.write.Boolean bool = (jxl.write.Boolean) label;
bool.setCellFeatures(cellFeatures);
} else if (label instanceof jxl.write.DateTime) {
jxl.write.DateTime dt = (jxl.write.DateTime) label;
dt.setCellFeatures(cellFeatures);
} else {
Label _label = (Label) label;
_label.setCellFeatures(cellFeatures);
}
/**
* 读取excel
*
* @param inputFile
* @param inputFileSheetIndex
* @throws Exception
*/
public ArrayList<String> readDataFromExcel(File inputFile,
int inputFileSheetIndex) {
ArrayList<String> list = new ArrayList<String>();
Workbook book = null;
Cell cell = null;
WorkbookSettings setting = new WorkbookSettings();
java.util.Locale locale = new java.util.Locale("zh", "CN");
setting.setLocale(locale);
setting.setEncoding("ISO-8859-1");
try {
book = Workbook.getWorkbook(inputFile, setting);
} catch (Exception e) {
e.printStackTrace();
}
Sheet sheet = book.getSheet(inputFileSheetIndex);
for (int rowIndex = 0; rowIndex < sheet.getRows(); rowIndex++) {// 行
for (int colIndex = 0; colIndex < sheet.getColumns(); colIndex++) {// 列
cell = sheet.getCell(colIndex, rowIndex);
// System.out.println(cell.getContents());
list.add(cell.getContents());
}
book.close();
return list;
}
/**
* 得到数据表头格式
*
* @return
*/
public WritableCellFormat getTitleCellFormat() {
WritableCellFormat wcf = null;
try {
// 字体样式
WritableFont wf = new WritableFont(WritableFont.TIMES, 12,
WritableFont.NO_BOLD, false);// 最后一个为是否italic
wf.setColour(Colour.RED);
wcf = new WritableCellFormat(wf);
// 对齐方式
wcf.setAlignment(Alignment.CENTRE);
wcf.setVerticalAlignment(VerticalAlignment.CENTRE);
// 边框
wcf.setBorder(Border.ALL, BorderLineStyle.THIN);
// 背景色
wcf.setBackground(Colour.GREY_25_PERCENT);
} catch (WriteException e) {
e.printStackTrace();
}
return wcf;
}
/**
* 得到数据格式
*
* @return
*/
public WritableCellFormat getDataCellFormat(CellType type) {
WritableCellFormat wcf = null;
try {
// 字体样式
if (type == CellType.NUMBER || type == CellType.NUMBER_FORMULA) {// 数字
NumberFormat nf = new NumberFormat("#.00");
wcf = new WritableCellFormat(nf);
} else if (type == CellType.DATE || type == CellType.DATE_FORMULA) {// 日期
jxl.write.DateFormat df = new jxl.write.DateFormat(
"yyyy-MM-dd hh:mm:ss");
wcf = new jxl.write.WritableCellFormat(df);
} else {
WritableFont wf = new WritableFont(WritableFont.TIMES, 10,
WritableFont.NO_BOLD, false);// 最后一个为是否italic
wcf = new WritableCellFormat(wf);
}
// 对齐方式
wcf.setAlignment(Alignment.CENTRE);
wcf.setVerticalAlignment(VerticalAlignment.CENTRE);
// 边框
wcf.setBorder(Border.LEFT, BorderLineStyle.THIN);
wcf.setBorder(Border.BOTTOM, BorderLineStyle.THIN);
wcf.setBorder(Border.RIGHT, BorderLineStyle.THIN);
// 背景色
wcf.setBackground(Colour.WHITE);
wcf.setWrap(true);// 自动换行
} catch (WriteException e) {
e.printStackTrace();
}
return wcf;
}
/**
* 打开文件看看
*
* @param exePath
* @param filePath
*/
public void openExcel(String exePath, String filePath) {
Runtime r = Runtime.getRuntime();
String cmd[] = { exePath, filePath };
try {
r.exec(cmd);
} catch (Exception e) {
e.printStackTrace();
}
public static void main(String[] args) {
String[] titles = { "学号", "姓名", "语文", "数学", "英语", "总分" };
TestExcel2 jxl = new TestExcel2();
String filePath = "D:/test.xls";
jxl.createExcelFile(filePath, "成绩单", titles);
//jxl.readDataFromExcel(new File(filePath), 0);
//jxl.openExcel("C:/Program Files/Microsoft Office/OFFICE11/EXCEL.EXE",filePath);
}