Removed unneeded String.valueOf

git-svn-id: https://svn.apache.org/repos/asf/directmemory/lightning/trunk@1407065 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lightning-core/src/main/java/org/apache/directmemory/lightning/internal/util/StringUtil.java b/lightning-core/src/main/java/org/apache/directmemory/lightning/internal/util/StringUtil.java
index f40cd60..23f716b 100644
--- a/lightning-core/src/main/java/org/apache/directmemory/lightning/internal/util/StringUtil.java
+++ b/lightning-core/src/main/java/org/apache/directmemory/lightning/internal/util/StringUtil.java
@@ -43,8 +43,7 @@
     public static String toUpperCamelCase( String value )
     {
         String lowerCamelCase = toLowerCamelCase( value );
-        return String.valueOf( Character.toUpperCase( lowerCamelCase.toCharArray()[0] ) )
-            + lowerCamelCase.substring( 1 );
+        return Character.toUpperCase( lowerCamelCase.toCharArray()[0] ) + lowerCamelCase.substring( 1 );
     }
 
     private static String toCamelCase( String value )