Destroy aligment method added

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

diff --git a/src/jalview/datamodel/Alignment.java b/src/jalview/datamodel/Alignment.java
index e8787f4..ddb58c3 100755 (executable)
--- a/src/jalview/datamodel/Alignment.java
+++ b/src/jalview/datamodel/Alignment.java
@@ -182,6 +182,19 @@ public class Alignment
     return groups;
   }
 
+  public void destroyAlignment()
+  {
+    if(getDataset()!=null)
+      getDataset().destroyAlignment();
+
+    dataset = null;
+    sequences = null;
+    groups = null;
+    annotations = null;
+    hiddenSequences = null;
+  }
+
+
   /**
    * DOCUMENT ME!
    *