JAL-2446 SequenceFeatures.hasFeatures() added

[jalview.git] / src / jalview / datamodel / features / SequenceFeatures.java

diff --git a/src/jalview/datamodel/features/SequenceFeatures.java b/src/jalview/datamodel/features/SequenceFeatures.java
index 64aa63e..227d8fd 100644 (file)
--- a/src/jalview/datamodel/features/SequenceFeatures.java
+++ b/src/jalview/datamodel/features/SequenceFeatures.java
@@ -190,4 +190,21 @@ public class SequenceFeatures
     }
     return false;
   }
+
+  /**
+   * Answers true if this store contains at least one feature, else false
+   * 
+   * @return
+   */
+  public boolean hasFeatures()
+  {
+    for (FeatureStore featureSet : featureStore.values())
+    {
+      if (!featureSet.isEmpty())
+      {
+        return true;
+      }
+    }
+    return false;
+  }
 }