JAL-2403 simplify instantiation / configuration of score model for view

[jalview.git] / src / jalview / analysis / scoremodels / PIDModel.java

diff --git a/src/jalview/analysis/scoremodels/PIDModel.java b/src/jalview/analysis/scoremodels/PIDModel.java
index 985918b..721ba45 100644 (file)
--- a/src/jalview/analysis/scoremodels/PIDModel.java
+++ b/src/jalview/analysis/scoremodels/PIDModel.java
@@ -1,6 +1,8 @@
 package jalview.analysis.scoremodels;
 
+import jalview.api.AlignmentViewPanel;
 import jalview.api.analysis.PairwiseScoreModelI;
+import jalview.api.analysis.ScoreModelI;
 import jalview.api.analysis.SimilarityParamsI;
 import jalview.datamodel.AlignmentView;
 import jalview.math.Matrix;
@@ -9,7 +11,8 @@ import jalview.util.Comparison;
 
 /**
  * A class to provide sequence pairwise similarity based on residue identity.
- * Instances of this class are immutable and thread-safe.
+ * Instances of this class are immutable and thread-safe, so the same object is
+ * returned from calls to getInstance().
  */
 public class PIDModel extends SimilarityScoreModel implements
         PairwiseScoreModelI
@@ -231,4 +234,10 @@ public class PIDModel extends SimilarityScoreModel implements
 
     return divideBy == 0 ? 0D : 100D * total / divideBy;
   }
+
+  @Override
+  public ScoreModelI getInstance(AlignmentViewPanel avp)
+  {
+    return this;
+  }
 }