JAL-3621 corrected sequence feature sort and test
[jalview.git] / src / jalview / datamodel / features / SequenceFeatures.java
index ba8396a..8ac4991 100644 (file)
  */
 package jalview.datamodel.features;
 
-import jalview.datamodel.SequenceFeature;
-import jalview.io.gff.SequenceOntologyFactory;
-import jalview.io.gff.SequenceOntologyI;
-
 import java.util.ArrayList;
-import java.util.Arrays;
+import java.util.Collections;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
@@ -34,6 +30,9 @@ import java.util.Set;
 import java.util.TreeMap;
 
 import intervalstore.api.IntervalI;
+import jalview.datamodel.SequenceFeature;
+import jalview.io.gff.SequenceOntologyFactory;
+import jalview.io.gff.SequenceOntologyI;
 
 /**
  * A class that stores sequence features in a way that supports efficient
@@ -45,7 +44,6 @@ import intervalstore.api.IntervalI;
  */
 public class SequenceFeatures implements SequenceFeaturesI
 {
-
   /*
    * map from feature type to structured store of features for that type
    * null types are permitted (but not a good idea!)
@@ -204,7 +202,9 @@ public class SequenceFeatures implements SequenceFeaturesI
 
   /**
    * A convenience method that converts a vararg for feature types to an
-   * Iterable over matched feature sets in key order
+   * Iterable over matched feature sets. If no types are specified, all feature
+   * sets are returned. If one or more types are specified, feature sets for
+   * those types are returned, preserving the order of the types.
    * 
    * @param type
    * @return
@@ -220,12 +220,11 @@ public class SequenceFeatures implements SequenceFeaturesI
     }
 
     List<FeatureStore> types = new ArrayList<>();
-    List<String> args = Arrays.asList(type);
-    for (Entry<String, FeatureStore> featureType : featureStore.entrySet())
+    for (String theType : type)
     {
-      if (args.contains(featureType.getKey()))
+      if (theType != null && featureStore.containsKey(theType))
       {
-        types.add(featureType.getValue());
+        types.add(featureStore.get(theType));
       }
     }
     return types;
@@ -414,7 +413,10 @@ public class SequenceFeatures implements SequenceFeaturesI
   public static void sortFeatures(List<? extends IntervalI> features,
           final boolean forwardStrand)
   {
-    IntervalI.sortIntervals(features, forwardStrand);
+    Collections.sort(features,
+            forwardStrand
+                    ? IntervalI.COMPARE_BEGIN_ASC_END_DESC
+                    : IntervalI.COMPARE_END_DESC);
   }
 
   /**