protected void verifyBandHeights() throws JRException {
if (!filler.fillContext.isIgnorePagination()) {
int pageHeight;
int topMargin = jasperReport.getTopMargin();
int bottomMargin = jasperReport.getBottomMargin();
JRBaseFiller parentFiller = filler;
do {
// set every time, so at the end it will be the master page height
pageHeight = parentFiller.jasperReport.getPageHeight();
// sum parent page margins
topMargin += parentFiller.jasperReport.getTopMargin();
bottomMargin += parentFiller.jasperReport.getBottomMargin();
parentFiller = parentFiller.parentFiller;
} while (parentFiller != null);
List<JRValidationFault> brokenRules = new ArrayList<JRValidationFault>();
JRVerifier.verifyBandHeights(brokenRules, jasperReport, pageHeight, topMargin, bottomMargin);
if (!brokenRules.isEmpty()) {
throw new JRValidationException(
"Band height validation for subreport \""
+ jasperReport.getName()
+ "\" failed in the current page context "
+ "(height = "
+ pageHeight
+ ", top margin = "
+ topMargin
+ ", bottom margin = "
+ bottomMargin
+ ") : ",
brokenRules);
} else if (log.isDebugEnabled()) {
log.debug(
"Band height validation for subreport \""
+ jasperReport.getName()
+ "\" succeeded in the current page context "
+ "(height = "
+ pageHeight
+ ", top margin = "
+ topMargin
+ ", bottom margin = "
+ bottomMargin
+ ")");
}
}
}
private static JRDataset findSubdataset(JRDatasetRun datasetRun, JasperReport report) {
JRDataset[] datasets = report.getDatasets();
JRDataset reportDataset = null;
if (datasets != null) {
for (int i = 0; i < datasets.length; i++) {
if (datasetRun.getDatasetName().equals(datasets[i].getName())) {
reportDataset = datasets[i];
break;
}
}
}
if (reportDataset == null) {
throw new JRRuntimeException(
"Could not find subdataset named \""
+ datasetRun.getDatasetName()
+ "\" in report \""
+ report.getName()
+ "\"");
}
return reportDataset;
}
