+++ /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.netconf.nettyutil;
-
-import io.netty.channel.Channel;
-import io.netty.util.concurrent.Promise;
-import org.opendaylight.netconf.api.NetconfSession;
-import org.opendaylight.netconf.nettyutil.handler.FramingMechanismHandlerFactory;
-import org.opendaylight.netconf.nettyutil.handler.NetconfEOMAggregator;
-import org.opendaylight.netconf.nettyutil.handler.NetconfHelloMessageToXMLEncoder;
-import org.opendaylight.netconf.nettyutil.handler.NetconfXMLToHelloMessageDecoder;
-import org.opendaylight.netconf.util.messages.FramingMechanism;
-
-public abstract class AbstractChannelInitializer<S extends NetconfSession> {
-
- public static final String NETCONF_MESSAGE_DECODER = "netconfMessageDecoder";
- public static final String NETCONF_MESSAGE_AGGREGATOR = "aggregator";
- public static final String NETCONF_MESSAGE_ENCODER = "netconfMessageEncoder";
- public static final String NETCONF_MESSAGE_FRAME_ENCODER = "frameEncoder";
- public static final String NETCONF_SESSION_NEGOTIATOR = "negotiator";
-
- public void initialize(Channel ch, Promise<S> promise) {
- ch.pipeline().addLast(NETCONF_MESSAGE_AGGREGATOR, new NetconfEOMAggregator());
- initializeMessageDecoder(ch);
- ch.pipeline().addLast(NETCONF_MESSAGE_FRAME_ENCODER,
- FramingMechanismHandlerFactory.createHandler(FramingMechanism.EOM));
- initializeMessageEncoder(ch);
-
- initializeSessionNegotiator(ch, promise);
- }
-
- protected void initializeMessageEncoder(Channel ch) {
- // Special encoding handler for hello message to include additional header if available,
- // it is thrown away after successful negotiation
- ch.pipeline().addLast(NETCONF_MESSAGE_ENCODER, new NetconfHelloMessageToXMLEncoder());
- }
-
- protected void initializeMessageDecoder(Channel ch) {
- // Special decoding handler for hello message to parse additional header if available,
- // it is thrown away after successful negotiation
- ch.pipeline().addLast(NETCONF_MESSAGE_DECODER, new NetconfXMLToHelloMessageDecoder());
- }
-
- /**
- * Insert session negotiator into the pipeline. It must be inserted after message decoder
- * identified by {@link AbstractChannelInitializer#NETCONF_MESSAGE_DECODER}, (or any other custom decoder processor)
- */
- protected abstract void initializeSessionNegotiator(Channel ch, Promise<S> promise);
-
-}