X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fdatamodel%2Ffeatures%2FRangeComparator.java;h=b7d702d5a3879c208274c09d96a0dfc81556a45a;hb=ff425ad8a4419c01b52734dc4054a509961c15c0;hp=57e9b5ff396c648af1ad09381d38cc86274e1947;hpb=51728d3951398f9c12d7017c776953f17322cc68;p=jalview.git
diff --git a/src/jalview/datamodel/features/RangeComparator.java b/src/jalview/datamodel/features/RangeComparator.java
index 57e9b5f..b7d702d 100644
--- a/src/jalview/datamodel/features/RangeComparator.java
+++ b/src/jalview/datamodel/features/RangeComparator.java
@@ -1,18 +1,58 @@
+/*
+ * 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.Comparator;
/**
* A comparator that orders ranges by either start position or end position
- * ascending. If the position matches,
+ * ascending. If the position matches, ordering is resolved by end position (or
+ * start position).
*
* @author gmcarstairs
*
*/
public class RangeComparator implements Comparator
{
+ public static final Comparator BY_START_POSITION = new RangeComparator(
+ true);
+
+ public static final Comparator BY_END_POSITION = new RangeComparator(
+ false);
+
boolean byStart;
+ /**
+ * Constructor
+ *
+ * @param byStartPosition
+ * if true, order based on start position, if false by end position
+ */
+ RangeComparator(boolean byStartPosition)
+ {
+ byStart = byStartPosition;
+ }
+
@Override
public int compare(ContiguousI o1, ContiguousI o2)
{
@@ -55,15 +95,4 @@ public class RangeComparator implements Comparator
}
return order;
}
-
- /**
- * Constructor
- *
- * @param byStartPosition
- * if true, order based on start position, if false by end position
- */
- public RangeComparator(boolean byStartPosition)
- {
- byStart = byStartPosition;
- }
}