guesttable.java

一个KTV管理系统

package view.mainframe.guestconsumed.guestcheckoutframe;

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

import dao.consumeddao.GoodsConsumedDao;

import vo.GoodsConsumedInfo;

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 GuestTable {

	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 argTableVO
	 * @throws WriteOutExcelException
	 */
	private void writeExcelFile(WritableWorkbook excelModel,
			Vector argVectorData) throws Exception {
		try {
			/* 设置标题 */
			String title = "宾客消费信息详细查询";

			// 设置页面Sheet
			WritableSheet ws = excelModel.createSheet(title, 0);
        
			// 设置头
			this.buildExlHead(ws, title);

			// 每一个单元个的样式
			WritableCellFormat callFormat = new WritableCellFormat();
			callFormat.setAlignment(Alignment.CENTRE);
			callFormat.setVerticalAlignment(VerticalAlignment.CENTRE);
			callFormat.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 = 3; // 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(), callFormat));
				}
				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);
		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 {
			setExcelTitle(sheet, argTitle, 4, 0);

			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);

			sheet.mergeCells(0, 1, 0, 2); // 0 列的起始数 1 行的起始数
			Label d1 = new Label(0, 1, "消费流水号", headFormat);
			sheet.addCell(d1);

			sheet.mergeCells(1, 1, 1, 2);
			Label d2 = new Label(1, 1, "商品名称", headFormat);
			sheet.addCell(d2);

			sheet.mergeCells(2, 1, 2, 2);
			Label d3 = new Label(2, 1, "消费数目", headFormat);
			sheet.addCell(d3);

			sheet.mergeCells(3, 1, 3, 2);
			Label d4 = new Label(3, 1, "消费金额", headFormat);
			sheet.addCell(d4);

			sheet.mergeCells(4, 1, 4, 2);
			Label d5 = new Label(4, 1, "消费时间", headFormat);
			sheet.addCell(d5);

			return sheet;
		} catch (WriteException ex) {
			ex.printStackTrace();
		}
		return sheet;
	}

//	private static boolean hasGoodsConsumedInfo(String value) {
//		return new GoodsConsumedDao().hasGoodsConsumedInfo(value);
//	}

	// 通过消费流水号取得相应的商品消费信息记录
	private static Vector getGoodsConsumedInfo(String value) {
		Vector v = new GoodsConsumedDao().getGoodsConsumedInfo(value);
		return v;
	}

	static public Vector getVectorData(String rOO) {
		Vector v = null;
		v = getGoodsConsumedInfo(rOO);
		Vector veData = new Vector();

		Iterator ite = v.iterator();
		while (ite.hasNext()) {
			GoodsConsumedInfo gooci = (GoodsConsumedInfo) ite.next();

			Vector vd = new Vector();
			vd.add(String.valueOf(gooci.getConsumedId()));
			vd.add(gooci.getGoodsName());
			vd.add(String.valueOf(gooci.getConsumedNumber()));
			vd.add(String.valueOf(gooci.getConsumedMoney()));
			vd.add(gooci.getConsumedTime());
			veData.add(vd);

		}

		return veData;
	}
}