X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fext%2Fensembl%2FEnsemblFeatures.java;h=75708221f769e6ab33d7b595421a36c8530ac16c;hb=da8227037b89968cfd923ae3707743f2c0369d20;hp=2e1f63342804524ec92757cfc5c7f713ec55ab1e;hpb=853624fb32058cccc544ae7d13af6ad4b0800b6c;p=jalview.git

diff --git a/src/jalview/ext/ensembl/EnsemblFeatures.java b/src/jalview/ext/ensembl/EnsemblFeatures.java
index 2e1f633..7570822 100644
--- a/src/jalview/ext/ensembl/EnsemblFeatures.java
+++ b/src/jalview/ext/ensembl/EnsemblFeatures.java
@@ -1,3 +1,23 @@
+/*
+ * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
+ * Copyright (C) $$Year-Rel$$ The Jalview Authors
+ * 
+ * This file is part of Jalview.
+ * 
+ * Jalview is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License 
+ * as published by the Free Software Foundation, either version 3
+ * of the License, or (at your option) any later version.
+ *  
+ * Jalview is distributed in the hope that it will be useful, but 
+ * WITHOUT ANY WARRANTY; without even the implied warranty 
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
+ * PURPOSE.  See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with Jalview.  If not, see <http://www.gnu.org/licenses/>.
+ * The Jalview Authors are detailed in the 'AUTHORS' file.
+ */
 package jalview.ext.ensembl;
 
 import jalview.datamodel.Alignment;
@@ -65,6 +85,10 @@ class EnsemblFeatures extends EnsemblRestClient
     List<String> queries = new ArrayList<String>();
     queries.add(query);
     FileParse fp = getSequenceReader(queries);
+    if (fp == null || !fp.isValid())
+    {
+      return null;
+    }
     FeaturesFile fr = new FeaturesFile(fp);
     return new Alignment(fr.getSeqsAsArray());
   }