java 调ireport (javaBean数据源)保存服务器 生成word

package com.ztesoft.bidding.contract;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.sql.SQLException;
import java.text.DecimalFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.apache.poi.poifs.filesystem.DirectoryEntry;
import org.apache.poi.poifs.filesystem.DocumentEntry;
import org.apache.poi.poifs.filesystem.POIFSFileSystem;

import net.buffalo.common.BaseAppCONST;
import net.buffalo.common.DAOFactory;
import net.sf.jasperreports.engine.JRDataSource;
import net.sf.jasperreports.engine.JRException;
import net.sf.jasperreports.engine.JRExporter;
import net.sf.jasperreports.engine.JRExporterParameter;
import net.sf.jasperreports.engine.JRRuntimeException;
import net.sf.jasperreports.engine.JasperFillManager;
import net.sf.jasperreports.engine.JasperPrint;
import net.sf.jasperreports.engine.JasperReport;
import net.sf.jasperreports.engine.data.JRBeanCollectionDataSource;
import net.sf.jasperreports.engine.export.JRRtfExporter;
import net.sf.jasperreports.engine.util.JRLoader;

import com.ztesoft.bidding.contract.dao.ContractInfoDAO;
import com.ztesoft.bidding.contract.vo.ContractVO;

public class ContractInfoService {

	private ContractInfoDAO contractInfoDAO = null;

	public ContractInfoService() {
		contractInfoDAO = (ContractInfoDAO) DAOFactory
				.getDAO(ContractInfoDAO.class);
	}

	/*
	 * @生成合同模板
	 */

	public void createContract(int procurementItemId, int contractId)
			throws SQLException {
		try {
			//保存服务器路径
			String FileUrl = BaseAppCONST.getProperty("upload.contractPath");
			/*String root_path = this.getServletContext().getRealPath("");
			System.out.println(root_path);*/
			String fineNameId = "合同模板" + String.valueOf(contractId);
			String reportFilePath = "F:\\tomcat-5.5\\webapps\\BiddingOnline\\WEB-INF\\classes\\com\\ztesoft\\bidding\\contract\\jspreport\\javaBean.jasper ";
			File reportFile1 = new File(reportFilePath);
			if (!reportFile1.exists())
				throw new JRRuntimeException("没找到合同模板路径");
			JasperReport jasperReport1 = (JasperReport) JRLoader
					.loadObject(reportFile1.getPath());

			//-------数据传输------------------
			List<testVo> data = new ArrayList<testVo>();

			testVo TestVo1 = new testVo();
			TestVo1 = dataSource(procurementItemId);
			Map<String, Object> map = new HashMap<String, Object>();
			map.put("partnerName", TestVo1.getPartnerName());
			map.put("contactMan", TestVo1.getContactMan());
			map.put("contactTel", TestVo1.getContactTel());
			map.put("bank", TestVo1.getBank());
			map.put("account", TestVo1.getAccount());
			map.put("buyerName", TestVo1.getPartyName());
			map.put("exDate", TestVo1.getExDate().toString());
			map.put("address", TestVo1.getAddress());
			map.put("pContactMan", TestVo1.getPContactMan());
			map.put("pContactPhone", TestVo1.getPContactPhone());

			//一条记录就是个vo
			List<testVo> list4 = (List<testVo>) contractInfoDAO
					.countInfo(procurementItemId);
			List<testVo> list5 = (List<testVo>) contractInfoDAO
					.parts(procurementItemId);
			String name = null;
			String remark = null;
			String budgetAmount = null;
			String price = null;
			//金额大小写转换   对于最后总价价格total_price
			String totalPrice = list4.get(0).getTotalPrice();
			map.put("totalPrice", totalPrice);
			double BigTotalPrice = Double.parseDouble(totalPrice);
			String ChineseCurrency = bigMoney(new Double(BigTotalPrice));
			map.put("bigTotalPrice", ChineseCurrency);
			//得到商品及其配件 价格，数量，总价， 
			int count = list4.size() + list5.size();
			for (int i = 0; i < count; i++) {
				testVo TestVo = new testVo();
				if (list4.size() > i) {
					name = list4.get(i).getName();
					remark = list4.get(i).getRemark();
					budgetAmount = list4.get(i).getBudgetAmount();
					price = list4.get(i).getPrice();
					TestVo.setName(name);
					TestVo.setRemark(remark);
					TestVo.setBudgetAmount(budgetAmount);
					TestVo.setPrice(price);
				} else {
					int k = i - list4.size();
					name = list5.get(k).getName();
					remark = list5.get(k).getRemark();
					TestVo.setName(name);
					TestVo.setRemark(remark);
					TestVo.setPrice("0");
				}
				data.add(TestVo);
			}
			JRDataSource dataSource = new JRBeanCollectionDataSource(data);
			/**********数据传输***************/
			JasperPrint jasperPrint1 = JasperFillManager.fillReport(
					jasperReport1, map, dataSource);

			JRExporter exporter = null;
			exporter = new JRRtfExporter();
			List reportlist = (List) new java.util.ArrayList();
			reportlist.add(jasperPrint1);
			System.out.println(reportlist.size() + "数据正常传出");
			byte[] bytes;
			ByteArrayOutputStream baos = new ByteArrayOutputStream();

			exporter.setParameter(JRExporterParameter.JASPER_PRINT_LIST,
					reportlist);
			exporter.setParameter(JRExporterParameter.OUTPUT_STREAM, baos);

			exporter.setParameter(JRExporterParameter.JASPER_PRINT,
					jasperPrint1);
			exporter.exportReport();
			
			
			bytes = baos.toByteArray();
			/****************************/
			ByteArrayInputStream bais = new ByteArrayInputStream(bytes);

			POIFSFileSystem fs = new POIFSFileSystem();
			DirectoryEntry directory = fs.getRoot();

			DocumentEntry de = directory.createDocument("WordDocument", bais);
			//String fineName = "合同模板";
			String path = FileUrl + fineNameId + ".doc";
			FileOutputStream ostream = new FileOutputStream(path);
			fs.writeFilesystem(ostream);

			//插入合同路径文件名称,如果数据库中有该文档则提示用户
			String datePath = contractInfoDAO.getPath(contractId);
			if (path.equals(datePath)) {
				System.out.println("已经存在此文档");
			} else {
				insertContract(fineNameId, path);
			}
			bais.close();
			ostream.close();
		} catch (JRException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

	}

	/* @创建合同信息
	 * @将文件名和路径加入文档库
	 * @1合同名称 2 path
	 */
	public void insertContract(String fineName, String path)
			throws SQLException {
		contractInfoDAO.addContract(fineName, path);
	}

	/*
	 * @取得文件的路径根据合同的id
	 */

	public String getPath(int contractId) throws SQLException {
		System.out.println(contractInfoDAO.getPath(contractId));
		return contractInfoDAO.getPath(contractId);
	}

	/*
	 * @取得数据源

	 */
	public testVo dataSource(int procurementItemId) throws SQLException {
		/**
		 * 根据采购结果查询供应商信息 查询出来的是一天供应商信息
		 * @Title: 
		 * @Description: contactMan;    供应商联系人
		 * @param @param contactTel ;   供应商联系电话

		 * @param @param  bank;         银行
		 * @param @param Account        账户
		 * @param @param  exDate;       交货期

		 * @param @param  address;       交货地点   
		 * @param @param pContactMan;    采购联系人  
		 */
		testVo TestVo = new testVo();
		List<testVo> list = (List<testVo>) contractInfoDAO
				.supplierInfo(procurementItemId);
		String partnerName = list.get(0).getPartnerName();
		String contactMan = list.get(0).getContactMan();
		String contactTel = list.get(0).getContactTel();
		String bank = list.get(0).getBank();
		String account = list.get(0).getAccount();
		TestVo.setPartnerName(partnerName);
		TestVo.setContactMan(contactMan);
		TestVo.setContactTel(contactTel);
		TestVo.setBank(bank);
		TestVo.setAccount(account);
		//采购单位
		List<testVo> list2 = (List<testVo>) contractInfoDAO
				.buyerName(procurementItemId);
		String buyerName = list2.get(0).getPartyName();
		/**
		 * 根据采购结果查询供应商信息 查询出来的是一天供应商信息
		 * @Title: 
		 * @param @param exDate ;   交货期

		 * @param @param  address;         交货地点
		 * @param @param pContactMan        采购联系人

		 * @param @param  pContactPhone;       采购联系人

		 */
		TestVo.setPartyName(buyerName);
		List<testVo> list3 = (List<testVo>) contractInfoDAO
				.contractItem(procurementItemId);
		Date exDate = list3.get(0).getExDate();
		String address = list3.get(0).getAddress();
		String pContactMan = list3.get(0).getPContactMan();
		String pContactPhone = list3.get(0).getPContactPhone();

		TestVo.setExDate(exDate);
		TestVo.setAddress(address);
		TestVo.setPContactMan(pContactMan);
		TestVo.setPContactPhone(pContactPhone);

		return TestVo;
	}

	/*
	 * @金额换算大写
	 */
	public String bigMoney(Object ob) {
		String s = new DecimalFormat("#.00").format(ob);
		s = s.replaceAll("\\.", "");// 将字符串中的"."去掉
		char d[] = { '零', '壹', '贰', '叁', '肆', '伍', '陆', '柒', '捌', '玖' };
		String unit = "仟佰拾兆仟佰拾亿仟佰拾万仟佰拾元角分";
		int c = unit.length();
		StringBuffer sb = new StringBuffer(unit);
		for (int i = s.length() - 1; i >= 0; i--) {
			sb.insert(c - s.length() + i, d[s.charAt(i) - 0x30]);
		}
		s = sb.substring(c - s.length(), c + s.length());
		s = s.replaceAll("零[仟佰拾]", "零").replaceAll("零{2,}", "零").replaceAll(
				"零([兆万元Ԫ])", "$1").replaceAll("零[角分]", "");
		return s;
	}

}

 上文引自：http://sunnymod.iteye.com/blog/805659