use of co.cask.cdap.data2.datafabric.dataset.DatasetType in project cdap by caskdata.
the class InMemoryDatasetOpExecutor method update.
@Override
public DatasetSpecification update(DatasetId datasetInstanceId, DatasetTypeMeta typeMeta, DatasetProperties props, DatasetSpecification existing) throws Exception {
DatasetType type = client.getDatasetType(typeMeta, null, new ConstantClassLoaderProvider());
if (type == null) {
throw new IllegalArgumentException("Dataset type cannot be instantiated for provided type meta: " + typeMeta);
}
try {
DatasetSpecification spec = type.reconfigure(datasetInstanceId.getEntityName(), props, existing);
DatasetAdmin admin = type.getAdmin(DatasetContext.from(datasetInstanceId.getNamespace()), spec);
if (admin instanceof Updatable) {
((Updatable) admin).update(existing);
} else {
admin.create();
}
if (spec.getDescription() == null && existing.getDescription() != null) {
spec.setDescription(existing.getDescription());
}
return spec;
} catch (IncompatibleUpdateException e) {
throw new ConflictException(e.getMessage());
}
}
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