X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fext%2Fensembl%2FEnsemblFeatures.java;h=cb6f54896d66a85e01819df5ba48e402e530b2de;hb=2779b461347e684414f9e98e607e138b1e43db84;hp=054743307df33e3a2e86f295847b17866a087271;hpb=b8058f3f849f44740a695c83e96bdca3a197af5c;p=jalview.git

diff --git a/src/jalview/ext/ensembl/EnsemblFeatures.java b/src/jalview/ext/ensembl/EnsemblFeatures.java
index 0547433..cb6f548 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;
@@ -62,9 +82,13 @@ class EnsemblFeatures extends EnsemblRestClient
   public AlignmentI getSequenceRecords(String query) throws IOException
   {
     // TODO: use a vararg String... for getSequenceRecords instead?
-    List<String> queries = new ArrayList<String>();
+    List<String> queries = new ArrayList<>();
     queries.add(query);
     FileParse fp = getSequenceReader(queries);
+    if (fp == null || !fp.isValid())
+    {
+      return null;
+    }
     FeaturesFile fr = new FeaturesFile(fp);
     return new Alignment(fr.getSeqsAsArray());
   }
@@ -79,16 +103,23 @@ class EnsemblFeatures extends EnsemblRestClient
   protected URL getUrl(List<String> ids) throws MalformedURLException
   {
     StringBuffer urlstring = new StringBuffer(128);
-    urlstring.append(getDomain()).append("/overlap/id/")
-            .append(ids.get(0));
+    urlstring.append(getDomain()).append("/overlap/id/").append(ids.get(0));
 
     // @see https://github.com/Ensembl/ensembl-rest/wiki/Output-formats
     urlstring.append("?content-type=text/x-gff3");
 
     /*
+     * specify object_type=gene in case is shared by transcript and/or protein;
+     * currently only fetching features for gene sequences;
+     * refactor in future if needed to fetch for transcripts
+     */
+    urlstring.append("&").append(OBJECT_TYPE).append("=")
+            .append(OBJECT_TYPE_GENE);
+
+    /*
      * specify  features to retrieve
      * @see http://rest.ensembl.org/documentation/info/overlap_id
-     * could make the list a configurable entry in jalview.properties
+     * could make the list a configurable entry in .jalview_properties
      */
     for (EnsemblFeatureType feature : featuresWanted)
     {