Wednesday, July 17, 2013

BIRT: Report to get available Emitter ID's

Below is an example report that demonstrates how to get a list of available Emitters and their ID's and Formats from the Report Engine within a BIRT Report. Good thing the entire Report Engine API and Design Engine API are available within a report.


<?xml version="1.0" encoding="UTF-8"?>
<report xmlns="http://www.eclipse.org/birt/2005/design" version="3.2.23" id="1">
    <property name="createdBy">Eclipse BIRT Designer Version 4.2.1.v201209101448 Build &lt;4.2.1.v20120912-1721></property>
    <property name="units">in</property>
    <property name="iconFile">/templates/blank_report.gif</property>
    <property name="bidiLayoutOrientation">ltr</property>
    <property name="imageDPI">96</property>
    <styles>
        <style name="report" id="4">
            <property name="fontFamily">sans-serif</property>
            <property name="fontSize">10pt</property>
        </style>
        <style name="crosstab-cell" id="5">
            <property name="borderBottomColor">#CCCCCC</property>
            <property name="borderBottomStyle">solid</property>
            <property name="borderBottomWidth">1pt</property>
            <property name="borderLeftColor">#CCCCCC</property>
            <property name="borderLeftStyle">solid</property>
            <property name="borderLeftWidth">1pt</property>
            <property name="borderRightColor">#CCCCCC</property>
            <property name="borderRightStyle">solid</property>
            <property name="borderRightWidth">1pt</property>
            <property name="borderTopColor">#CCCCCC</property>
            <property name="borderTopStyle">solid</property>
            <property name="borderTopWidth">1pt</property>
        </style>
        <style name="crosstab" id="6">
            <property name="borderBottomColor">#CCCCCC</property>
            <property name="borderBottomStyle">solid</property>
            <property name="borderBottomWidth">1pt</property>
            <property name="borderLeftColor">#CCCCCC</property>
            <property name="borderLeftStyle">solid</property>
            <property name="borderLeftWidth">1pt</property>
            <property name="borderRightColor">#CCCCCC</property>
            <property name="borderRightStyle">solid</property>
            <property name="borderRightWidth">1pt</property>
            <property name="borderTopColor">#CCCCCC</property>
            <property name="borderTopStyle">solid</property>
            <property name="borderTopWidth">1pt</property>
        </style>
    </styles>
    <page-setup>
        <simple-master-page name="Simple MasterPage" id="2">
            <page-footer>
                <text id="3">
                    <property name="contentType">html</property>
                    <text-property name="content"><![CDATA[<value-of>new Date()</value-of>]]></text-property>
                </text>
            </page-footer>
        </simple-master-page>
    </page-setup>
    <body>
        <text-data id="7">
            <expression name="valueExpr">var x = 0;&#13;
var emitterInfo = reportContext.getReportRunnable().getReportEngine().getEmitterInfo();&#13;
&#13;
var sb = new Packages.java.lang.StringBuilder();&#13;
&#13;
for (x = 0; x &lt; emitterInfo.length; x++)&#13;
        {&#13;
            var info = emitterInfo[x];&#13;
            &#13;
            var id = info.getID();&#13;
            var format = info.getFormat();&#13;
            &#13;
            sb.append(id + " - " + format + "&lt;br>\n");&#13;
        }&#13;
        &#13;
sb.toString();</expression>
            <property name="contentType">html</property>
        </text-data>
    </body>
</report>

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