added null check for objects without datastreams

fcrepo4-archive · Mar 19, 2013 · e04a339 · e04a339
1 parent 0bf2427
commit e04a339
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/fcrepo-fixity-core/src/main/java/org/fcrepo/services/fixity/DatastreamChecksumCheck.java b/fcrepo-fixity-core/src/main/java/org/fcrepo/services/fixity/DatastreamChecksumCheck.java
@@ -48,6 +48,9 @@ public ObjectFixity check(String objectId) throws IOException, NoSuchAlgorithmEx
 		final List<DatastreamFixity> errors = new ArrayList<DatastreamFixity>();
 		final List<DatastreamFixity> successes = new ArrayList<DatastreamFixity>();
 		final ObjectDatastreams datastreams = client.getObjectDatastreams(objectId);
+		if (datastreams == null || datastreams.datastreams == null){
+			logger.warn("There are no datastreams available for pid: " + objectId);
+		}
 		for (ObjectDatastreams.DatastreamElement dsElement : datastreams.datastreams) {
 			logger.debug("verifying checksum of object {} datastream {}", objectId, dsElement.dsid);
 			final String dsId = dsElement.dsid;