--- /dev/null
+/*
+ * 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.protocol.framework;
+
+import io.netty.channel.Channel;
+import io.netty.util.concurrent.Promise;
+
+/**
+ * A factory class creating SessionNegotiators.
+ *
+ * @param <S> session type
+ */
+@Deprecated
+public interface SessionNegotiatorFactory<M, S extends ProtocolSession<?>, L extends SessionListener<?, ?, ?>> {
+ /**
+ * Create a new negotiator attached to a channel, which will notify
+ * a promise once the negotiation completes.
+ *
+ * @param channel Underlying channel
+ * @param promise Promise to be notified
+ * @return new negotiator instance
+ */
+ SessionNegotiator<S> getSessionNegotiator(SessionListenerFactory<L> factory, Channel channel, Promise<S> promise);
+}