make instance variable final

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1779551 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/src/java/org/apache/poi/ss/usermodel/PageOrder.java b/src/java/org/apache/poi/ss/usermodel/PageOrder.java
index 341f2bf72a740c889e10d5115fccde86b5e0b68b..c3faf36b3ea62fae47517f22447e2b5ce26b6653 100644 (file)
--- a/src/java/org/apache/poi/ss/usermodel/PageOrder.java
+++ b/src/java/org/apache/poi/ss/usermodel/PageOrder.java
@@ -34,7 +34,7 @@ public enum PageOrder {
     OVER_THEN_DOWN(2);
 
 
-    private int order;
+    private final int order;
 
 
     private PageOrder(int order) {