本课程演示如何将 Crystal 报表导出为不同的格式。JRC 可以使用的导出格式有:可移植文档格式(PDF)、RTF 格式(RTF)、可编辑 RTF、逗号分隔值(CSV)和 Crystal Reports 格式。对于本教程而言,选择了 RTF 作为导出格式。
此时将打开“新建 JavaServer 页”对话框。
ExportReport.jsp。<%@page import="com.crystaldecisions.reports.sdk.*" %>
<%@page import="com.crystaldecisions.sdk.occa.report.reportsource.*" %>
<%@page import="com.crystaldecisions.sdk.occa.report.lib.*" %>
<%@page import="com.crystaldecisions.sdk.occa.report.exportoptions.*" %>
<%@page import="com.crystaldecisions.report.web.viewer.*"%>
<%
ReportClientDocument reportClientDoc = new ReportClientDocument();
String report = "/Sample Reports/Customer Profile Report.rpt";
reportClientDoc.open(report, 0);
Object reportSource = reportClientDoc.getReportSource();
ReportExportControl exportControl = new ReportExportControl();
ExportOptions exportOptions = new ExportOptions();
exportOptions.setExportFormatType(ReportExportFormat.RTF);
RTFWordExportFormatOptions RTFExpOpts = new RTFWordExportFormatOptions();
RTFExpOpts.setStartPageNumber(1);
RTFExpOpts.setEndPageNumber(3);
exportOptions.setFormatOptions(RTFExpOpts);
exportControl.setReportSource(reportSource);
exportControl.setExportOptions(exportOptions);
exportControl.setExportAsAttachment(true);
exportControl.processHttpRequest(request, response, getServletConfig().getServletContext(), out);
%>
注意:
此代码段会将 Customer Profile Report.rpt 导出为 RTF。
此时将启动 Crystal Reports 查看器 DHTML 报表页面。
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