Make sure QNameFactory cache is constant

The cache is constant, there is no reason it should be non-final.

Change-Id: I663352473e6a9e6021c3cee56ddf0336e5f8e2ac
Signed-off-by: Robert Varga <rovarga@cisco.com>

diff --git a/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/datastore/node/utils/QNameFactory.java b/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/datastore/node/utils/QNameFactory.java
index 5a8f5228619e9f80a091da123aa734fb59dcd85f..c63266ff08e218fc6180fdf1cae61e990677eace 100644 (file)
--- a/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/datastore/node/utils/QNameFactory.java
+++ b/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/datastore/node/utils/QNameFactory.java
@@ -19,11 +19,12 @@ public class QNameFactory {
 
     private static final int MAX_QNAME_CACHE_SIZE = 10000;
 
-    private static LoadingCache<String, QName> cache = CacheBuilder.newBuilder()
+    private static final LoadingCache<String, QName> CACHE = CacheBuilder.newBuilder()
         .maximumSize(MAX_QNAME_CACHE_SIZE)
         .softValues()
         .build(
             new CacheLoader<String, QName>() {
+                @Override
                 public QName load(String key) {
                     return QName.create(key);
                 }
@@ -32,6 +33,6 @@ public class QNameFactory {
 
 
     public static QName create(String name){
-        return cache.getUnchecked(name);
+        return CACHE.getUnchecked(name);
     }
 }