JAL-2755 correct Javadoc and error handling

[jalview.git] / src / jalview / ext / ensembl / EnsemblMap.java

diff --git a/src/jalview/ext/ensembl/EnsemblMap.java b/src/jalview/ext/ensembl/EnsemblMap.java
index 56657e0..8ca60de 100644 (file)
--- a/src/jalview/ext/ensembl/EnsemblMap.java
+++ b/src/jalview/ext/ensembl/EnsemblMap.java
@@ -257,7 +257,10 @@ public class EnsemblMap extends EnsemblRestClient
       {
         url = getIdMapUrl(domain, accession, start, end, cdsOrCdna);
         br = getHttpResponse(url, null);
-        return (parseIdMappingResponse(br, accession, domain));
+        if (br != null)
+        {
+          return (parseIdMappingResponse(br, accession, domain));
+        }
       }
       return null;
     } catch (Throwable t)