X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fdatamodel%2FAlignment.java;h=5ad8be174a72419900d92d864eb6737368059658;hb=ca8504cf9d10874dce9f07cf7a9d933853fe0dd0;hp=fd4e10ca6b79d4b198ed9cf252e7f0f98f29c0f0;hpb=775e7bc104584e88dddcea73fbf02c66f5200c16;p=jalview.git

diff --git a/src/jalview/datamodel/Alignment.java b/src/jalview/datamodel/Alignment.java
index fd4e10c..5ad8be1 100755
--- a/src/jalview/datamodel/Alignment.java
+++ b/src/jalview/datamodel/Alignment.java
@@ -46,7 +46,7 @@ import java.util.Vector;
  * @author JimP
  * 
  */
-public class Alignment implements AlignmentI
+public class Alignment implements AlignmentI, AutoCloseable
 {
   private Alignment dataset;
 
@@ -301,15 +301,20 @@ public class Alignment implements AlignmentI
   }
 
   @Override
-  public void finalize() throws Throwable
+  public void close()
   {
     if (getDataset() != null)
     {
-      getDataset().removeAlignmentRef();
+      try
+      {
+        getDataset().removeAlignmentRef();
+      } catch (Throwable e)
+      {
+        e.printStackTrace();
+      }
     }
 
     nullReferences();
-    super.finalize();
   }
 
   /**
@@ -711,39 +716,21 @@ public class Alignment implements AlignmentI
   
     for (int i = 0; i < sequences.size(); i++)
     {
-      if (getSequenceAt(i).getLength() > maxLength)
-      {
-        maxLength = getSequenceAt(i).getLength();
-      }
+      maxLength = Math.max(maxLength, getSequenceAt(i).getLength());
     }
-  
     return maxLength;
   }
-  /*
+
   @Override
-  public int getWidth()
+  public int getVisibleWidth()
   {
-    final Wrapper temp = new Wrapper();
-  
-    forEachSequence(new Consumer<SequenceI>()
+    int w = getWidth();
+    if (hiddenCols != null)
     {
-      @Override
-      public void accept(SequenceI s)
-      {
-        if (s.getLength() > temp.inner)
-        {
-          temp.inner = s.getLength();
-        }
-      }
-    }, 0, sequences.size() - 1);
-  
-    return temp.inner;
+      w -= hiddenCols.getSize();
+    }
+    return w;
   }
-  
-  public static class Wrapper
-  {
-    public int inner;
-  }*/
 
   /**
    * DOCUMENT ME!
@@ -1921,9 +1908,12 @@ public class Alignment implements AlignmentI
   }
 
   @Override
-  public void setHiddenColumns(HiddenColumns cols)
+  public boolean setHiddenColumns(HiddenColumns cols)
   {
+    boolean changed = cols == null ? hiddenCols != null
+            : !cols.equals(hiddenCols);
     hiddenCols = cols;
+    return changed;
   }
 
   @Override