diff -r c78acf6c2f3e -r fcf89720ae71 src/share/classes/com/sun/tools/javac/file/ZipFileIndex.java
--- a/src/share/classes/com/sun/tools/javac/file/ZipFileIndex.java	Mon Dec 10 12:10:50 2012 +0000
+++ b/src/share/classes/com/sun/tools/javac/file/ZipFileIndex.java	Mon Dec 10 16:21:26 2012 +0000
@@ -83,7 +83,7 @@
     public final static long NOT_MODIFIED = Long.MIN_VALUE;
 
 
-    private static boolean NON_BATCH_MODE = System.getProperty("nonBatchMode") != null;// TODO: Use -XD compiler switch for this.
+    private static final boolean NON_BATCH_MODE = System.getProperty("nonBatchMode") != null;// TODO: Use -XD compiler switch for this.
 
     private Map<RelativeDirectory, DirectoryEntry> directories =
             Collections.<RelativeDirectory, DirectoryEntry>emptyMap();