X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fdatamodel%2Ffeatures%2FNCNode.java;h=b9917501717f0379283545fc67fe84ebe32a8bd8;hb=274dcb86a3d7ab44e051325b7bd38c5a138bf087;hp=5fb2d0d9f6e87cc77736251d8eb0cb1d6035fb9f;hpb=7f4b42c9b73c4e5e101aa2bb390af2d1df9a0f0a;p=jalview.git
diff --git a/src/jalview/datamodel/features/NCNode.java b/src/jalview/datamodel/features/NCNode.java
index 5fb2d0d..b991750 100644
--- a/src/jalview/datamodel/features/NCNode.java
+++ b/src/jalview/datamodel/features/NCNode.java
@@ -1,5 +1,27 @@
+/*
+ * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
+ * Copyright (C) $$Year-Rel$$ The Jalview Authors
+ *
+ * This file is part of Jalview.
+ *
+ * Jalview is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3
+ * of the License, or (at your option) any later version.
+ *
+ * Jalview is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ * PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Jalview. If not, see .
+ * The Jalview Authors are detailed in the 'AUTHORS' file.
+ */
package jalview.datamodel.features;
+import jalview.datamodel.ContiguousI;
+
import java.util.ArrayList;
import java.util.List;
@@ -40,7 +62,7 @@ class NCNode implements ContiguousI
*/
NCNode(V range)
{
- List ranges = new ArrayList();
+ List ranges = new ArrayList<>();
ranges.add(range);
build(ranges);
}
@@ -49,7 +71,7 @@ class NCNode implements ContiguousI
{
region = entry;
subregions = newNCList;
- size = 1 + newNCList.getSize();
+ size = 1 + newNCList.size();
}
/**
@@ -150,6 +172,7 @@ class NCNode implements ContiguousI
{
subregions.add(entry);
}
+ size++;
}
/**
@@ -227,4 +250,26 @@ class NCNode implements ContiguousI
{
return subregions;
}
+
+ /**
+ * Nulls the subregion reference if it is empty (after a delete entry
+ * operation)
+ */
+ void deleteSubRegionsIfEmpty()
+ {
+ if (subregions != null && subregions.size() == 0)
+ {
+ subregions = null;
+ }
+ }
+
+ /**
+ * Answers the (deep) size of this node i.e. the number of ranges it models
+ *
+ * @return
+ */
+ int size()
+ {
+ return size;
+ }
}