@Override
public IWizardPage getNextPage(IWizardPage page) {
if (page == importToolSelectionPage) {
// The user has chosen an import tool and cannot change his/her selection; go get the
// data entry pages from the import tool extension element and add all import wizard
// pages. Make sure we build and add the wizard pages only once.
addDataEntryPages(importToolSelectionPage.getExtensionElement());
// get a hold of the import tool and the parameters configured for it in the defining
// extension and create the import tool proxy
IRecordElementsImportTool importTool =
activeRecordElementsImportToolExtensionElement.getRecordElementsImportTool();
Properties importToolParms = activeRecordElementsImportToolExtensionElement.getParameters();
proxy = new RecordElementsImportToolProxy(importTool, importToolParms);
// return the first import tool data entry page or null if no data entry pages are
// defined
if (!dataEntryWizardPages.isEmpty()) {
dataEntryWizardPages.get(0).aboutToShow();
return dataEntryWizardPages.get(0);
} else {
return null;
}
} else if (dataEntryWizardPages != null && dataEntryWizardPages.contains(page)) {
// we need the next data entry page
int i = dataEntryWizardPages.indexOf(page);
if (i < 0) {
throw new RuntimeException("logic error");
} else {
// get the next relevant data entry page, if any
ImportWizardPage nextPage = getNextRelevantPageIndex(i);
if (nextPage != null) {
// there is a next relevant data entry page, so return it
nextPage.aboutToShow();
return nextPage;
} else {
// no next data entry page, prepare the preview page and return it
SchemaRecord record = new RecordModelBuilder().build("DUMMY");
record.getRootElements().clear();
record.getRootElements().addAll(proxy.invokeImportTool(context));
String recordElementsDSL = Tools.generateRecordElementsDSL(record);
previewPage.setRecordElementsDSL(recordElementsDSL);
return previewPage;
}
}
}
return null;
}
private void disposeImportTool() {
if (proxy != null) {
proxy.disposeImportTool();
}
}
