diff --git a/odata2-lib/odata-ref/src/main/java/org/apache/olingo/odata2/ref/processor/Util.java b/odata2-lib/odata-ref/src/main/java/org/apache/olingo/odata2/ref/processor/Util.java
index 9bbdb2e..a99fcd0 100644
--- a/odata2-lib/odata-ref/src/main/java/org/apache/olingo/odata2/ref/processor/Util.java
+++ b/odata2-lib/odata-ref/src/main/java/org/apache/olingo/odata2/ref/processor/Util.java
@@ -1,15 +1,33 @@
+/*******************************************************************************
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ ******************************************************************************/
 package org.apache.olingo.odata2.ref.processor;
 
-
 public class Util {
 
-private static final Util instance = new Util();
-  
+  private static final Util instance = new Util();
+
   private byte[] binaryContent = null;
-  
+
   public static Util getInstance() {
     return instance;
   }
+
   /**
    * @return the binaryContent
    */