apply version 2.7 copyright

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

diff --git a/src/jalview/datamodel/CigarBase.java b/src/jalview/datamodel/CigarBase.java
index 2508717..df6f5f3 100644 (file)
--- a/src/jalview/datamodel/CigarBase.java
+++ b/src/jalview/datamodel/CigarBase.java
@@ -1,6 +1,6 @@
 /*\r
- * Jalview - A Sequence Alignment Editor and Viewer (Version 2.6)\r
- * Copyright (C) 2010 J Procter, AM Waterhouse, G Barton, M Clamp, S Searle\r
+ * Jalview - A Sequence Alignment Editor and Viewer (Version 2.7)\r
+ * Copyright (C) 2011 J Procter, AM Waterhouse, G Barton, M Clamp, S Searle\r
  * \r
  * This file is part of Jalview.\r
  * \r
@@ -268,10 +268,14 @@ public abstract class CigarBase
     {\r
       throw new Error("Implementation error. Invalid operation string.");\r
     }\r
-    if (range <= 0)\r
+    if (range==0)\r
+    {\r
+      return; // No Operation to add.\r
+    }\r
+    if (range < 0)\r
     {\r
       throw new Error(\r
-              "Invalid range string (must be non-zero positive number)");\r
+              "Invalid range string (must be zero or positive number)");\r
     }\r
     int lngth = 0;\r
     if (operation == null)\r