/** {@link IDataExporter} implementations to delegate export operations to. */
@SuppressWarnings("unchecked")
@Autowired(required = false)
public void setDataExporters(Collection<IDataExporter<? extends Object>> dataExporters) {
final Map<String, IDataExporter<Object>> dataExportersMap =
new LinkedHashMap<String, IDataExporter<Object>>();
final Set<IPortalDataType> portalDataTypes = new LinkedHashSet<IPortalDataType>();
for (final IDataExporter<?> dataImporter : dataExporters) {
final IPortalDataType portalDataType = dataImporter.getPortalDataType();
final String typeId = portalDataType.getTypeId();
this.logger.debug(
"Registering IDataExporter for '{}' - {}", new Object[] {typeId, dataImporter});
final IDataExporter<Object> existing =
dataExportersMap.put(typeId, (IDataExporter<Object>) dataImporter);
if (existing != null) {
this.logger.warn(
"Duplicate IDataExporter typeId for {} Replacing {} with {}",
new Object[] {typeId, existing, dataImporter});
}
portalDataTypes.add(portalDataType);
}
this.portalDataExporters = Collections.unmodifiableMap(dataExportersMap);
this.exportPortalDataTypes = Collections.unmodifiableSet(portalDataTypes);
}
@Override
public String exportData(String typeId, String dataId, Result result) {
final IDataExporter<Object> portalDataExporter = this.getPortalDataExporter(typeId);
final Object data = portalDataExporter.exportData(dataId);
if (data == null) {
return null;
}
final Marshaller marshaller = portalDataExporter.getMarshaller();
try {
marshaller.marshal(data, result);
return portalDataExporter.getFileName(data);
} catch (XmlMappingException e) {
throw new RuntimeException("Failed to map provided portal data to XML", e);
} catch (IOException e) {
throw new RuntimeException("Failed to write the provided XML data", e);
}
}
@Override
public Iterable<? extends IPortalData> getPortalData(String typeId) {
final IDataExporter<Object> dataImporterExporter = getPortalDataExporter(typeId);
return dataImporterExporter.getPortalData();
}
