JSP中调用Ireport报表文件并展示效果源码

浏览数：36 / 时间：2015年06月09日

<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ page
import="java.io.*,
net.sf.jasperreports.engine.*,
net.sf.jasperreports.engine.util.*,
java.util.*,java.sql.*,
net.sf.jasperreports.engine.export.*"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>

//参数获取

String deptId =(String) request.getParameter("deptId");
String xmlxdm =(String) request.getParameter("xmlxdm");
String planYear =(String) request.getParameter("planYear");

//调用报表模版

File reportFile = new File(application.getRealPath("/report/RoadPlanExportExcel.jasper"));

JasperReport jasperReport = (JasperReport) JRLoader.loadObject(reportFile.getPath());

//向报表传递参数

Map<String,Object> parameters = new HashMap<String,Object>();
parameters.put("deptId", deptId);
parameters.put("xmlxdm", xmlxdm);
parameters.put("planYear", planYear);

parameters.put("title", planYear+"XXXXXX项目表--");

//JDBC连接数据源

Connection conn =null;
try{
Class.forName("oracle.jdbc.driver.OracleDriver");
conn = DriverManager.getConnection(
"jdbc:oracle:thin:@127.0.0.1:1521:XXX", "XXXX", "XXXX");
JasperPrint jasperPrint = JasperFillManager.fillReport(
jasperReport, parameters, conn);
JRHtmlExporter exporter = new JRHtmlExporter();

exporter.setParameter(JRExporterParameter.JASPER_PRINT, jasperPrint);
exporter.setParameter(JRExporterParameter.OUTPUT_WRITER, out);

exporter.setParameter(JRHtmlExporterParameter.IS_USING_IMAGES_TO_ALIGN, Boolean.FALSE);
exporter.exportReport();
out.flush();
conn.close();
}catch(Exception e){
if (null != conn) conn.close();
e.printStackTrace();
}finally{
if (null != conn) conn.close();
}
%>
</body>
</html>

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JSP中调用Ireport报表文件并展示效果源码