header updated

[jalview.git] / src / jalview / analysis / AAFrequency.java

diff --git a/src/jalview/analysis/AAFrequency.java b/src/jalview/analysis/AAFrequency.java
index 55447d3..6fa9248 100755 (executable)
--- a/src/jalview/analysis/AAFrequency.java
+++ b/src/jalview/analysis/AAFrequency.java
@@ -1,6 +1,6 @@
 /*\r
 * Jalview - A Sequence Alignment Editor and Viewer\r
-* Copyright (C) 2005 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle\r
+* Copyright (C) 2006 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle\r
 *\r
 * This program is free software; you can redistribute it and/or\r
 * modify it under the terms of the GNU General Public License\r
@@ -18,8 +18,6 @@
 */\r
 package jalview.analysis;\r
 \r
-import jalview.analysis.*;\r
-\r
 import jalview.datamodel.*;\r
 \r
 import java.util.*;\r
@@ -43,7 +41,7 @@ public class AAFrequency
     * the values being the count of each residue in that column.\r
     * This class is used extensively in calculating alignment colourschemes\r
     * that depend on the amount of conservation in each alignment column. */\r
-    public static Vector calculate(Vector sequences, int start, int end)\r
+    public static final Vector calculate(Vector sequences, int start, int end)\r
     {\r
       Vector result = new Vector();\r
       Hashtable residueHash;\r
@@ -66,7 +64,7 @@ public class AAFrequency
 \r
                     if (sequence.length() > i)\r
                     {\r
-                        res = Character.toString(Character.toUpperCase(sequence.charAt(i)));\r
+                        res = String.valueOf(Character.toUpperCase(sequence.charAt(i)));\r
 \r
                         if (jalview.util.Comparison.isGap(res.charAt(0)))\r
                         {\r