iReport与JasperReport简介（二）
1.iReport 报表工具类
package com.runan.util.iReport;
/**
* iReport 报表工具
*/
public class IreportUtils {
/**
* 获得JasperPrint对象;自定义填充报表时的parameter和dataSource.
* @param filePath 模板路径
* @param parameter 参数
* @param dataSource 数据源（list，object[],map）
*/
public JasperPrint getJasperPrint(String filePath, Map parameter, JRDataSource dataSource) throws JRException {
JasperReport jasperReport = null;
try {
//jasperReport = (JasperReport) JRLoader.loadObject(filePath);
jasperReport = (JasperReport) JRLoader.loadObjectFromFile(filePath);
return JasperFillManager.fillReport(jasperReport, parameter, dataSource);
} catch (JRException e) {
e.printStackTrace();
}
return null;
}
/**
* 获得JasperPrint对象;自定义填充报表时的parameter和connection
* @param filePath 模板路径
* @param parameter 参数
* @param conn 数据库连接
*/
public JasperPrint getJasperPrint(String filePath, Map parameter, Connection conn) throws JRException {
JasperReport jasperReport = null;
try {
//jasperReport = (JasperReport) JRLoader.loadObject(filePath);
jasperReport = (JasperReport) JRLoader.loadObjectFromFile(filePath);
return JasperFillManager.fillReport(jasperReport, parameter, conn);
} catch (JRException e) {
e.printStackTrace();
}
return null;
}
/**
* 通过传入List类型数据源获取JasperPrint实例
* @param filePath 模板路径
* @param parameter 参数
* @param list 数据源
*/
public JasperPrint getPrintWithBeanList(String filePath, Map parameter, List list) throws JRException {
JRDataSource dataSource = new JRBeanCollectionDataSource(list);
return getJasperPrint(filePath, parameter, dataSource);
}
/**
* 通过传入List类型数据源获取JasperPrint实例
* @param filePath 模板路径
* @param parameter 参数
* @param Objcet[] 数据源
*/
public JasperPrint getPrintWithBeanArayy(String filePath, Map parameter, Object[] objArray) throws JRException {
JRDataSource dataSource = new JRBeanArrayDataSource(objArray);
return getJasperPrint(filePath, parameter, dataSource);
}
/**
* 传入类型，获取输出器
*
* @param docType
* @return
*/
public JRAbstractExporter getJRExporter(DocType docType) {
JRAbstractExporter exporter = null;
switch (docType) {
case PDF:
exporter = new JRPdfExporter();
break;
case HTML:
exporter = new JRHtmlExporter();
break;
case XLS:
exporter = new JExcelApiExporter();
break;
case XML:
exporter = new JRXmlExporter();
break;
case RTF:
exporter = new JRRtfExporter();
break;
case CSV:
exporter = new JRCsvExporter();
break;
case TXT:
exporter = new JRTextExporter();
break;
case DOC:
exporter = new JRRtfExporter();
break;
}
return exporter;
}
/**
* 获得相应类型的Content type
* @param docType
* @return
*/
public String getContentType(DocType docType){
String contentType="text/html";
switch(docType){
case PDF:
contentType = "application/pdf";
break;
case XLS:
contentType = "application/vnd.ms-excel";
break;
case XML:
contentType = "text/xml";
break;
case RTF:
contentType = "application/rtf";
break;
case CSV:
contentType = "text/plain";
break;
case DOC:
contentType = "application/msword;charset=utf-8";
break;
}
return contentType;
}
/**
* 编译报表模板文件jrxml，生成jasper二进制文件
* @param jrxmlPath 报表设计文件
* @param jrsperPath 报表编译后文件
* @throws JRException
*/
public void complieJrxml(String jrxmlPath, String jasperPath) throws JRException {
JasperCompileManager.compileReportToFile(jrxmlPath, jasperPath);
}
/**
* 定义了报表输出类型，固定了可输出类型
*/
public static enum DocType {
PDF, HTML, XLS, XML, RTF, CSV, TXT, DOC
}
/**
* 输出html静态页面，必须注入request和response
* @param jasperPath
* @param params
* @param sourceList
* @param imageUrl
* 报表文件使用的图片路径，比如 ../image?image=
* @param response
* @throws Exception
*/
public void servletExportHTMLList(String jasperPath, Map params,
List sourceList, String imageUrl,HttpServletResponse response) throws Exception{
response.setContentType("text/html");
response.setCharacterEncoding("UTF-8");
JRAbstractExporter exporter = getJRExporter(DocType.HTML);
JasperPrint jasperPrint = getPrintWithBeanList(jasperPath, params, sourceList);
PrintWriter out = response.getWriter();
exporter.setParameter(JRExporterParameter.JASPER_PRINT, jasperPrint);
exporter.setParameter(JRExporterParameter.OUTPUT_WRITER, out);
exporter.setParameter(JRHtmlExporterParameter.IMAGES_URI, imageUrl);
exporter.setParameter(JRHtmlExporterParameter.IS_USING_IMAGES_TO_ALIGN,false);//不显示px
exporter.setParameter(JRHtmlExporterParameter.IS_OUTPUT_IMAGES_TO_DIR, Boolean.FALSE);
exporter.setParameter(JRHtmlExporterParameter.BETWEEN_PAGES_HTML, "<br style='page-break-before:always;'>");
exporter.exportReport();
}
/**
* 输出html静态页面，必须注入request和response
* @param jasperPath
* @param params
* @param sourceList
* @param imageUrl
* 报表文件使用的图片路径，比如 ../image?image=
* @param response
* @throws Exception
*/
public void servletExportHTMLArray(String jasperPath, Map params,
Object[] sourceArray, String imageUrl,HttpServletResponse response) throws Exception{
response.setContentType("text/html");
response.setCharacterEncoding("UTF-8");
JRAbstractExporter exporter = getJRExporter(DocType.HTML);
JasperPrint jasperPrint = getPrintWithBeanArayy(jasperPath, params, sourceArray);
PrintWriter out = response.getWriter();
exporter.setParameter(JRExporterParameter.JASPER_PRINT, jasperPrint);
exporter.setParameter(JRExporterParameter.OUTPUT_WRITER, out);
exporter.setParameter(JRHtmlExporterParameter.IMAGES_URI, imageUrl);
exporter.setParameter(JRHtmlExporterParameter.IS_USING_IMAGES_TO_ALIGN,false);//不显示px
exporter.setParameter(JRHtmlExporterParameter.IS_OUTPUT_IMAGES_TO_DIR, Boolean.FALSE);
exporter.setParameter(JRHtmlExporterParameter.BETWEEN_PAGES_HTML, "<br style='page-break-before:always;'>");
exporter.exportReport();
}
/**
* 输出html静态页面，必须注入request和response
* @param jasperPath
* @param params
* @param sourceList
* @param imageUrl
* 报表文件使用的图片路径，比如 ../image?image=
* @param response
* @throws Exception
*/
public void servletExportHTML(String jasperPath, Map params,
Connection con, String imageUrl, HttpServletResponse response) throws Exception{
response.setContentType("text/html");
response.setCharacterEncoding("UTF-8");
JRAbstractExporter exporter = getJRExporter(DocType.HTML);
JasperPrint jasperPrint = getJasperPrint(jasperPath, params, con);
PrintWriter out = response.getWriter();
exporter.setParameter(JRExporterParameter.JASPER_PRINT, jasperPrint);
exporter.setParameter(JRExporterParameter.OUTPUT_WRITER, out);
exporter.setParameter(JRHtmlExporterParameter.IMAGES_URI, imageUrl);
exporter.setParameter(JRHtmlExporterParameter.IS_USING_IMAGES_TO_ALIGN,false);//不显示px
exporter.setParameter(JRHtmlExporterParameter.IS_OUTPUT_IMAGES_TO_DIR, Boolean.FALSE);
exporter.setParameter(JRHtmlExporterParameter.BETWEEN_PAGES_HTML, "<br style='page-break-before:always;'>");
exporter.exportReport();
}
/**
* 生成不同格式报表文档
* @param docType 文档类型
* @param jasperPath
* @param params
* @param sourceList
* @param fileName
* @param response
*/
public void exportDocumentList(DocType docType, String jasperPath,
Map params, List sourceList, String fileName, HttpServletResponse response) throws Exception{
if (docType == DocType.HTML) {
servletExportHTMLList(jasperPath, params, sourceList, fileName, response);
return;
}
JRAbstractExporter exporter = getJRExporter(docType);
// 获取后缀
String ext = docType.toString().toLowerCase();
if (!fileName.toLowerCase().endsWith(ext)) {
fileName += "." + ext;
}
// 判断资源类型
if (ext.equals("xls")) {
// 删除记录最下面的空行
exporter.setParameter(JRXlsExporterParameter.IS_REMOVE_EMPTY_SPACE_BETWEEN_ROWS, Boolean.TRUE);
// 删除多余的ColumnHeader
exporter.setParameter(JRXlsExporterParameter.IS_ONE_PAGE_PER_SHEET, Boolean.FALSE);
// 显示边框
exporter.setParameter(JRXlsExporterParameter.IS_WHITE_PAGE_BACKGROUND, Boolean.FALSE);
}
response.setContentType(getContentType(docType));
response.setHeader("Content-Disposition", "attachment; filename=\"" + URLEncoder.encode(fileName, "UTF-8") + "\"");
exporter.setParameter(JRExporterParameter.JASPER_PRINT,
getPrintWithBeanList(jasperPath, params, sourceList));
OutputStream outStream = null;
PrintWriter outWriter = null;
if(ext.equals("csv")){//解决中文乱码问题
response.setCharacterEncoding("GBK");
outWriter = response.getWriter();
exporter.setParameter(JRExporterParameter.OUTPUT_WRITER,outWriter);
}else{
outStream = response.getOutputStream();
exporter.setParameter(JRExporterParameter.OUTPUT_STREAM, outStream);
if(ext.equals("txt")){
exporter.setParameter(JRTextExporterParameter.CHARACTER_WIDTH, new Integer(80));
exporter.setParameter(JRTextExporterParameter.CHARACTER_HEIGHT, new Integer(25));
exporter.setParameter(JRTextExporterParameter.CHARACTER_ENCODING,"GBK");
}
}
try {
exporter.exportReport();
} catch (JRException e) {
throw new Exception(e);
} finally {
if (outStream != null) {
try {
outStream.close();
} catch (IOException ex) {
}
}
}
}
/**
* 生成不同格式报表文档
* @param docType 文档类型
* @param jasperPath
* @param params
* @param sourceList
* @param fileName
* @param response
*/
public void exportDocumentArray(DocType docType, String jasperPath,
Map params, Object[] sourceArray, String fileName, HttpServletResponse response) throws Exception{
if (docType == DocType.HTML) {
servletExportHTMLArray(jasperPath, params, sourceArray, fileName, response);
return;
}
JRAbstractExporter exporter = getJRExporter(docType);
// 获取后缀
String ext = docType.toString().toLowerCase();
if (!fileName.toLowerCase().endsWith(ext)) {
fileName += "." + ext;
}
// 判断资源类型
if (ext.equals("xls")) {
// 删除记录最下面的空行
exporter.setParameter(JRXlsExporterParameter.IS_REMOVE_EMPTY_SPACE_BETWEEN_ROWS, Boolean.TRUE);
// 删除多余的ColumnHeader
exporter.setParameter(JRXlsExporterParameter.IS_ONE_PAGE_PER_SHEET, Boolean.FALSE);
// 显示边框
exporter.setParameter(JRXlsExporterParameter.IS_WHITE_PAGE_BACKGROUND, Boolean.FALSE);
}
response.setContentType(getContentType(docType));
response.setHeader("Content-Disposition", "attachment; filename=\"" + URLEncoder.encode(fileName, "UTF-8") + "\"");
exporter.setParameter(JRExporterParameter.JASPER_PRINT,
getPrintWithBeanArayy(jasperPath, params, sourceArray));
OutputStream outStream = null;
PrintWriter outWriter = null;
if(ext.equals("csv")){//解决中文乱码问题
response.setCharacterEncoding("GBK");
outWriter = response.getWriter();
exporter.setParameter(JRExporterParameter.OUTPUT_WRITER,outWriter);
}else{
outStream = response.getOutputStream();
exporter.setParameter(JRExporterParameter.OUTPUT_STREAM, outStream);
if(ext.equals("txt")){
exporter.setParameter(JRTextExporterParameter.CHARACTER_WIDTH, new Integer(80));
exporter.setParameter(JRTextExporterParameter.CHARACTER_HEIGHT, new Integer(25));
exporter.setParameter(JRTextExporterParameter.CHARACTER_ENCODING,"GBK");
}
}
try {
exporter.exportReport();
} catch (JRException e) {
throw new Exception(e);
} finally {
if (outStream != null) {
try {
outStream.close();
} catch (IOException ex) {
}
}
}
}
/**
* 生成不同格式报表文档
* @param docType 文档类型
* @param jasperPath 模板文件路径
* @param params 参数
* @param con 连接
* @param fileName 输出文件名
* @param response 相应对象
*/
//public void exportDocumentCon(DocType docType, String jasperPath, Map params, Connection con, String fileName, HttpServletResponse response) throws Exception{
public void exportDocumentCon(DocType docType, String jasperPath, Map params, String fileName, HttpServletResponse response) throws Exception{
DataSource dataSource ;
WebApplicationContext cont = WebApplicationContextUtils
.getRequiredWebApplicationContext(RequestFilter.threadLocalRequest.get()
.getSession().getServletContext());
dataSource = (DataSource)cont.getBean("dataSource");
Connection con = dataSource.getConnection();
if (docType == DocType.HTML) {
servletExportHTML(jasperPath, params, con, fileName, response);
return;
}
JRAbstractExporter exporter = getJRExporter(docType);
// 获取后缀
String ext = docType.toString().toLowerCase();
if (!fileName.toLowerCase().endsWith(ext)) {
fileName += "." + ext;
}
// 判断资源类型
if (ext.equals("xls")) {
// 删除记录最下面的空行
exporter.setParameter(JRXlsExporterParameter.IS_REMOVE_EMPTY_SPACE_BETWEEN_ROWS, Boolean.TRUE);
// 删除多余的ColumnHeader
exporter.setParameter(JRXlsExporterParameter.IS_ONE_PAGE_PER_SHEET, Boolean.FALSE);
// 显示边框
exporter.setParameter(JRXlsExporterParameter.IS_WHITE_PAGE_BACKGROUND, Boolean.FALSE);
}
response.setContentType(getContentType(docType));
response.setHeader("Content-Disposition", "attachment; filename=\"" + URLEncoder.encode(fileName, "UTF-8") + "\"");
exporter.setParameter(JRExporterParameter.JASPER_PRINT, getJasperPrint(jasperPath, params, con));
OutputStream outStream = null;
PrintWriter outWriter = null;
if(ext.equals("csv")){
//解决中文乱码问题
response.setCharacterEncoding("GBK");
outWriter = response.getWriter();
exporter.setParameter(JRExporterParameter.OUTPUT_WRITER,outWriter);
}else{
outStream = response.getOutputStream();
exporter.setParameter(JRExporterParameter.OUTPUT_STREAM, outStream);
if(ext.equals("txt")){
exporter.setParameter(JRTextExporterParameter.CHARACTER_WIDTH, new Integer(80));
exporter.setParameter(JRTextExporterParameter.CHARACTER_HEIGHT, new Integer(25));
exporter.setParameter(JRTextExporterParameter.CHARACTER_ENCODING,"GBK");
}
}
try {
exporter.exportReport();
} catch (JRException e) {
throw new Exception(e);
} finally {
if (outStream != null) {
try {
outStream.flush();
outStream.close();
} catch (IOException ex) {
ex.printStackTrace();
}
}
}
}
public static DocType getEnumDocType(String docType){
DocType type = DocType.HTML;
docType = docType.toUpperCase();
if(docType.equals("PDF")){
type = DocType.PDF;
}else if(docType.equals("XLS")){
type = DocType.XLS;
}else if(docType.equals("XML")){
type = DocType.XML;
}else if(docType.equals("RTF")){
type = DocType.RTF;
}else if(docType.equals("CSV")){
type = DocType.CSV;
}else if(docType.equals("TXT")){
type = DocType.TXT;
}else if(docType.equals("DOC")){
type = DocType.DOC;
}
return type;
}
/**
* 预览不同格式报表文档
* @param docType 文档类型
* @param jasperPath
* @param params
* @param sourceList
*/
public void viewDocumentArray(String jasperPath,
Map params, Object[] sourceArray) throws Exception{
try {
JasperViewer.viewReport(getPrintWithBeanArayy(jasperPath, params, sourceArray));
} catch (JRException e) {
throw new Exception(e);
} finally {
}
}
/**
* 预览不同格式报表文档
* @param docType 文档类型
* @param jasperPath
* @param params
* @param sourceList
*/
public void viewDocumentList(String jasperPath,
Map params, List sourceArray) throws Exception{
try {
JasperViewer.viewReport(getPrintWithBeanList(jasperPath, params, sourceArray));
} catch (JRException e) {
throw new Exception(e);
} finally {
}
}
}
2.Controller类
@RequestMapping(params = "report")
public void report(String ddlx,HttpServletRequest request,HttpServletResponse response){
String idsArray[] = request.getParameterValues("id");
Transferwithin transferwithin = transferwithinService.getTransferwithinById(idsArray[0]);
CommonConfig config = new CommonConfig();
config.setCode(transferwithin.getDdhszjq());
config.setGroupCode("JQ");
config = commonConfigService.getCommonConfigbyCode(config);
IreportUtils ireportUtils = new IreportUtils();
String jasperPath="/report/ireportTemplete/zf_djtzs.jasper";
jasperPath = request.getSession().getServletContext().getRealPath(jasperPath);
String fileName="罪犯调监通知书";
Map<String,Object> params= new HashMap<String, Object>();
try {
params.put("title", "罪犯调动通知单 （存根）");
params.put("zihao", transferwithin.getDlxh());
params.put("content", " 因为改造需要，经研究同意将罪犯 "+transferwithin.getXm()+"等"+idsArray.length+"名分给"+config.getName()+",请于"+DateUtils.dateToString(transferwithin.getDdrq(), "yyyy年MM月dd日")+"前办理好交接手续。");
params.put("fmd", "附名单："+transferwithinService.getZfXmString(idsArray));
params.put("name", "德州监狱狱政管理科");
params.put("makedate", DateUtils.dateToString(new Date(), "yyyy年MM月dd日"));
ireportUtils.exportDocumentCon(DocType.PDF, jasperPath, params,fileName, response);
} catch (Exception e) {
throw new RunanException(e.getMessage());
}
}
导出图见附件，当然PDF某些元素是靠iReport工具生成。
相关推荐
### JasperReport+iReport 报表开发手册核心知识点详解 #### 一、JasperReport与iReport概述 **JasperReport** 是一款强大的、灵活的报表生成工具，它能够展示丰富的页面内容，并支持将这些内容转换为PDF、HTML或...
它有一个相关的开源工程--IReport，这是一个图形化的辅 助工具，主要用于数据报表设计。JasperReports 完全是由 Java 写成，可以应用于 Java 的应用 程序，包括 J2EE，Web 应用程序中生成动态内容，它主要目的是辅助...
iReport是一款强大的报表设计工具，它是JasperReports项目的一部分，专门用于创建...提供的“iReport报表开发指南.pdf”文档将是你探索这一领域的宝贵资源，它会详细讲解每个步骤和技巧，帮助你成为报表设计的专家。
### IReport报表开发教程 #### 第一部分：使用iReport制作报表的详细过程（Windows环境下） ##### 1.1 前言 iReport是一款强大的报表设计工具，它可以帮助开发者快速地设计并生成复杂的报表。本章节将详细介绍如何...
本示例提供了IReport报表样式和Java实现iReport报表功能的代码。 本示例主要描述了Action中利用JavaBean的方式实现IReport报表数据传递的写法，供刚接触IReport的朋友们参考。
iReport 报表开发工具1.2.5 iReport 是为JasperReports Library和JasperReports Server设计的报表可视化设计器。Report是一个能够创建复杂报表的开源项目。它100%使用Java语言编写。是目前全球最为流行的开源报表...
本帮助手册将深入介绍如何利用iReport进行报表开发，旨在为初学者提供一个清晰的入门指南。 一、iReport简介 iReport是Jaspersoft公司推出的一款开源报表设计工具，基于Java，与JasperReports库紧密集成。它的用户...
iReport是一款强大的报表开发工具，尤其在Java应用领域中被广泛应用。它允许开发者设计复杂的报表，包括表格、图表、文本和图像，支持多种数据源，如数据库、XML、JSON等。iReport是JasperReports库的配套设计工具，...
以上是 ireport 报表开发中常见问题的部分解决方案。开发者在遇到问题时，除了查阅本指南，还可以参考 ireport 的官方文档、社区论坛和其他在线资源。持续学习和实践是掌握 ireport 的关键，希望这些信息能帮助...
iReport是一款专为JasperReports设计的开源报表生成工具，完全使用Java编写，可以在SourceForge上找到。JasperReports是一个强大的报表生成库，能够解析XML文件生成Jasper文件，然后结合动态数据，输出HTML、PDF等...
《iReport-JasperReports报表开发指南+操作手册》是一份详尽的资源，旨在帮助开发者深入理解和高效使用iReport和JasperReports这两个强大的报表工具。iReport是JasperReports的图形化设计工具，用于创建复杂的报表...
开发使用步骤（iReport4.1）... 2 4.1. JasperReport 和iReport的介绍... 2 4.1.1. JasperReport 简介... 3 4.1.2. iReport 简介... 3 4.1.2.1. iReport几个重要的概念... 3 4.1.2.2. iReport数据库连接的建立 ...
【如何使用IReport3.5.1来制作报表模板】 IReport是一款强大的报表设计工具，尤其在配合JasperReports库时，能帮助开发者创建复杂的报表模板。以下将详细介绍如何使用IReport 3.5.1来创建报表模板。 **一、安装...
iReport是一款强大的报表设计工具...通过熟练掌握iReport，你可以提高报表开发效率，打造出专业、美观的报表解决方案。这个用户手册将引导你逐步了解和掌握这些功能，无论你是新手还是经验丰富的开发者，都能从中受益。
jasperReport+ireport 报表开发小结总结了 JasperReports 的基本概念、特点、类库依赖、开发流程和 ireport 使用说明等内容，为读者提供了一个全面的了解 JasperReports 和 ireport 的报表开发指南。