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diff --git a/awt/javax/imageio/metadata/IIOMetadataController.java b/awt/javax/imageio/metadata/IIOMetadataController.java
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+/*
+ *  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.
+ */
+/**
+ * @author Sergey I. Salishev
+ * @version $Revision: 1.2 $
+ */
+package javax.imageio.metadata;
+
+/* 
+ * @author Sergey I. Salishev
+ * @version $Revision: 1.2 $
+ */
+
+/**
+ * The IIOMetadataController interface provides a method for 
+ * implementing objects to activate the controller without 
+ * defining how the controller obtains values.
+ */
+public interface IIOMetadataController {
+
+    /**
+     * Activates a controller.
+     * 
+     * @param metadata the metadata to be modified.
+     * 
+     * @return true if the IIOMetadata has been modified, 
+     * false otherwise.
+     */
+    public boolean activate(IIOMetadata metadata);
+}
+