JAL-2106 increased coverage for testGetPrimaryDbRefs

[jalview.git] / src / jalview / datamodel / Sequence.java

diff --git a/src/jalview/datamodel/Sequence.java b/src/jalview/datamodel/Sequence.java
index 0018ea1..b50e5af 100755 (executable)
--- a/src/jalview/datamodel/Sequence.java
+++ b/src/jalview/datamodel/Sequence.java
@@ -28,6 +28,7 @@ import jalview.util.StringUtils;
 
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.Collections;
 import java.util.Enumeration;
 import java.util.List;
 import java.util.Vector;
@@ -1422,12 +1423,12 @@ public class Sequence extends ASequence implements SequenceI
     }
     if (dbrefs==null || dbrefs.length==0)
     {
-      return Arrays.asList(new DBRefEntry[0]);
+      return Collections.emptyList();
     }
     synchronized (dbrefs)
     {
       List<DBRefEntry> primaries = new ArrayList<DBRefEntry>();
-      DBRefEntry tmp[] = new DBRefEntry[1], res[] = null;
+      DBRefEntry[] tmp = new DBRefEntry[1];
       for (DBRefEntry ref : dbrefs)
       {
         if (!ref.isPrimary())
@@ -1462,7 +1463,7 @@ public class Sequence extends ASequence implements SequenceI
         }
         // check standard protein or dna sources
         tmp[0] = ref;
-        res = DBRefUtils.selectDbRefs(!isProtein(), tmp);
+        DBRefEntry[] res = DBRefUtils.selectDbRefs(!isProtein(), tmp);
         if (res != null && res[0] == tmp[0])
         {
           primaries.add(ref);