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diff --git a/opendaylight/md-sal/sal-dom-api/src/main/java/org/opendaylight/controller/sal/core/api/Provider.java b/opendaylight/md-sal/sal-dom-api/src/main/java/org/opendaylight/controller/sal/core/api/Provider.java
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index 0000000000..e2df70baea
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+++ b/opendaylight/md-sal/sal-dom-api/src/main/java/org/opendaylight/controller/sal/core/api/Provider.java
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+/*
+ * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.controller.sal.core.api;
+
+import java.util.Collection;
+
+import org.opendaylight.controller.sal.core.api.Broker.ProviderSession;
+
+/**
+ * 
+ * Defines the component of controller and supplies additional metadata. A
+ * component of the controller or application supplies a concrete implementation
+ * of this interface.
+ * 
+ * <p>
+ * A user-implemented component (application) which faciliates the SAL and SAL
+ * services to access infrastructure services and to provide functionality to
+ * {@link Consumer}s and other providers.
+ * 
+ * 
+ */
+public interface Provider {
+
+    /**
+     * Callback signaling initialization of the provider session to the SAL.
+     * 
+     * <p>
+     * The provider <b>MUST use the session</b> for all communication with SAL
+     * or retrieving SAL infrastructure services.
+     * 
+     * <p>
+     * This method is invoked by {@link Broker#registerConsumer(Consumer)}
+     * 
+     * @param session
+     *            Unique session between provider and SAL.
+     */
+    public void onSessionInitiated(ProviderSession session);
+
+    /**
+     * Gets a set of implementations of provider functionality to be registered
+     * into system during the provider registration to the SAL.
+     * 
+     * <p>
+     * This method is invoked by {@link Broker#registerProvider(Provider)} to
+     * learn the initial provided functionality
+     * 
+     * @return Set of provider's functionality.
+     */
+    public Collection<ProviderFunctionality> getProviderFunctionality();
+
+    /**
+     * Functionality provided by the {@link Provider}
+     * 
+     * <p>
+     * Marker interface used to mark the interfaces describing specific
+     * functionality which could be exposed by providers to other components.
+     * 
+
+     * 
+     */
+    public interface ProviderFunctionality {
+
+    }
+}