differetstudenttable.java

培训时做的学生管理系统.基于J2SE平台开发

package cn.com.WriterDataToExcelFile;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.util.Iterator;
import java.util.Vector;

import javax.swing.JFrame;
import javax.swing.JTable;

import jxl.Workbook;
import jxl.format.Alignment;
import jxl.format.Border;
import jxl.format.BorderLineStyle;
import jxl.format.VerticalAlignment;
import jxl.write.Label;
import jxl.write.WritableCellFormat;
import jxl.write.WritableFont;
import jxl.write.WritableSheet;
import jxl.write.WritableWorkbook;
import jxl.write.WriteException;

public class DifferetStudentTable {


	public static void main(String[] args) {

	}

	/**
	 * 创建excel文件
	 * 
	 * @param fileName
	 * @param vectorData
	 * @param vectorTitle
	 */
	public void writeExcelOfFile(String fileName, Vector vectorData,
			Vector vectorTitle) {
		WritableWorkbook excelModel = null; // Excle文件写出操作对象

		try {
			// 创建Excel文件写出操作对象
			File file = new File(fileName);
			excelModel = Workbook.createWorkbook(file);

			// 调用生成Excel列表方法设置并生成Excel
			this.writeExcelFile(excelModel, vectorData);
		} catch (IOException e) {
			e.printStackTrace();
		} catch (Exception e) {
			e.printStackTrace();
		} finally {
			try {
				excelModel.close(); // 必须关闭创建Excel文档的对象
			} catch (WriteException e) {
				e.printStackTrace();
			} catch (IOException e) {
				e.printStackTrace();
			}
		}

	}

	/**
	 * 写出Excel文件
	 * 
	 * @param excelModel
	 * @param argVectorData
	 *            要生成excel文件的数据
	 * @throws WriteOutExcelException
	 */
	private void writeExcelFile(WritableWorkbook excelModel,
			Vector argVectorData) throws Exception {
		try {
			/* 设置标题 */
			String title = "中心软件教育中心29班学生成绩表";

			// 设置页面Sheet
			WritableSheet ws = excelModel.createSheet(title, 2);

			// 设置头
			this.buildExlHead(ws, title);

			// 每一个单元格的样式
			WritableCellFormat cellFormat = new WritableCellFormat();
			cellFormat.setAlignment(Alignment.CENTRE);
			cellFormat.setVerticalAlignment(VerticalAlignment.CENTRE);
			cellFormat.setBorder(Border.ALL, BorderLineStyle.THIN);

			Iterator columnIterator = argVectorData.iterator(); // 列的叠带器
			Vector rowVector = null; // 行的向量对象
			int rowNum = 6; // 值起始行号
			for (; columnIterator.hasNext();) {
				rowVector = (Vector) columnIterator.next();
				for (int i = 0, n = rowVector.size(); i < n; i++) {
					ws.addCell(new Label(i, rowNum, rowVector.elementAt(i)
							.toString(), cellFormat));
				}
				rowNum++;
			}

			// 写出Excel文件
			excelModel.write(); // 必须调用写文件的方法

		} catch (FileNotFoundException fne) {
			fne.printStackTrace();
		} catch (IOException ex) {
			ex.printStackTrace();
		} catch (WriteException wex) {
			wex.printStackTrace();
		} catch (Exception ex) {
			ex.printStackTrace();
		}
	}

	/**
	 * 设置Excel报表标题
	 * 
	 * @param sheet
	 *            Excel操作对象的Sheet
	 * @param argTitle
	 *            标题名称
	 * @param colunmUnite
	 *            合并列数
	 * @param rowUnite
	 *            合并行数
	 * @return WritableSheet
	 * @throws WriteException
	 */
	protected WritableSheet setExcelTitle(WritableSheet sheet, String argTitle,
			int colunmUnite, int rowUnite) throws WriteException {
		// 设置合并标题栏的格式
		sheet.mergeCells(0, 0, colunmUnite, rowUnite);

		// 定义标题字体等信息
		WritableFont titleFont = new WritableFont(WritableFont.ARIAL, 20,
				WritableFont.NO_BOLD);
		WritableCellFormat titleFormat = new WritableCellFormat(titleFont);
		// 设置表头居中显示
		titleFormat.setAlignment(Alignment.CENTRE);
		titleFormat.setVerticalAlignment(VerticalAlignment.CENTRE);

		Label title = new Label(0, 0, argTitle// 设置的标题
				, titleFormat);
		sheet.addCell(title);
		return sheet;
	}

	/**
	 * 生成销售对帐单Excel报表的报表头部
	 * 
	 * @param sheet
	 *            WritableSheet
	 * @return WritableSheet
	 * @throws WriteException
	 */
	public WritableSheet buildExlHead(WritableSheet sheet, String argTitle)
			throws Exception {
		try {
			// 创建标题
			setExcelTitle(sheet, argTitle, 25, 0);

			// 设置列表头信息
			WritableFont headFont = new WritableFont(WritableFont.ARIAL, 12,
					WritableFont.NO_BOLD);
			WritableCellFormat headFormat = new WritableCellFormat(headFont);
			headFormat.setAlignment(Alignment.CENTRE);
			headFormat.setVerticalAlignment(VerticalAlignment.CENTRE);
			headFormat.setBorder(Border.ALL, BorderLineStyle.THIN);

			// 设置院系列的样式
			sheet.mergeCells(0, 1, 0, 5); // 0 列的起始数 1 行的起始数
			Label dateCol = new Label(0, 1, "姓名", headFormat);
			sheet.addCell(dateCol);
			int k = TableFrame.jTable2.getColumnCount();
			System.out.println(TableFrame.jTable2.getColumnName(1));
			
			String[] str = new String[k];
			for (int j = 0; j < k; j++) {
				str[j] = TableFrame.jTable2.getColumnName(j);
			}
			Label[] column = new Label[str.length];
			for (int i = 0; i < str.length; i++) {
				sheet.mergeCells(1, 1, 5, 1);
				column[i] = new Label(1, 1, str[i], headFormat);
				sheet.addCell(column[i]);
			}
			return sheet;
		} catch (WriteException ex) {
			ex.printStackTrace();
		}
		return sheet;
	}

	 public static Vector getVectorData() {
		Vector veData = new Vector();

		/** 九九级 */
		Vector vd = new Vector();
		int i = TableFrame.jTable2.getRowCount();
		int k = TableFrame.jTable2.getColumnCount();
		String[] str = null;
		for(int j = 0;j<i;j++){
			for(int g=0;g<k;g++){
				vd.add(TableFrame.jTable2.getValueAt(j, g));
			}
			
		}
		veData.add(vd);

		return veData;
	}
}