Examples with ReportGenerator org.pentaho.reporting.engine.classic.core.modules.parser.base.ReportGenerator used on opensource projects

Example 6 with ReportGenerator

use of org.pentaho.reporting.engine.classic.core.modules.parser.base.ReportGenerator in project pentaho-platform by pentaho.

the class JFreeReportLoadComponent method getReportFromJar.

private MasterReport getReportFromJar() throws Exception {
    MasterReport report;
    final IActionSequenceResource resource = getResource(AbstractJFreeReportComponent.DATACOMPONENT_JARINPUT);
    final ClassLoader loader = ReportUtils.createJarLoader(getSession(), resource);
    if (loader == null) {
        throw new Exception(Messages.getInstance().getString(// $NON-NLS-1$
        "JFreeReportLoadComponent.ERROR_0035_COULD_NOT_CREATE_CLASSLOADER"));
    }
    String reportLocation = getInputStringValue(AbstractJFreeReportComponent.REPORTLOAD_REPORTLOC);
    URL resourceUrl = loader.getResource(reportLocation);
    if (resourceUrl == null) {
        throw new Exception(// $NON-NLS-1$
        Messages.getInstance().getErrorString(// $NON-NLS-1$
        "JFreeReport.ERROR_0016_REPORT_RESOURCE_INVALID", reportLocation, resource.getAddress()));
    }
    try {
        ReportGenerator generator = ReportGenerator.getInstance();
        report = generator.parseReport(resourceUrl, getDefinedResourceURL(resourceUrl));
    } catch (Exception ex) {
        throw new Exception(Messages.getInstance().getErrorString("JFreeReport.ERROR_0007_COULD_NOT_PARSE", reportLocation), // $NON-NLS-1$
        ex);
    }
    return report;
}