| /* |
| * 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.ignite.internal.client.io.netty; |
| |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| |
| import io.netty.channel.Channel; |
| import io.netty.channel.ChannelFuture; |
| import io.netty.util.AttributeKey; |
| import org.apache.ignite.internal.client.io.ClientConnection; |
| import org.apache.ignite.internal.client.io.ClientConnectionStateHandler; |
| import org.apache.ignite.internal.client.io.ClientMessageHandler; |
| import org.apache.ignite.lang.IgniteException; |
| |
| /** |
| * Netty client connection. |
| */ |
| public class NettyClientConnection implements ClientConnection { |
| /** Connection attribute */ |
| public static final AttributeKey<NettyClientConnection> ATTR_CONN = AttributeKey.newInstance("CONN"); |
| |
| /** Channel. */ |
| private final Channel channel; |
| |
| /** Message handler. */ |
| private final ClientMessageHandler msgHnd; |
| |
| /** State handler. */ |
| private final ClientConnectionStateHandler stateHnd; |
| |
| /** |
| * Constructor. |
| * |
| * @param channel Channel. |
| * @param msgHnd Message handler. |
| * @param stateHnd State handler. |
| */ |
| public NettyClientConnection(Channel channel, ClientMessageHandler msgHnd, ClientConnectionStateHandler stateHnd) { |
| this.channel = channel; |
| this.msgHnd = msgHnd; |
| this.stateHnd = stateHnd; |
| |
| channel.attr(ATTR_CONN).set(this); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public ChannelFuture send(ByteBuffer msg) throws IgniteException { |
| return channel.writeAndFlush(msg); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void close() { |
| channel.close(); |
| } |
| |
| /** |
| * Handles incoming message. |
| * |
| * @param buf Message. |
| * @throws IOException when message can't be decoded. |
| */ |
| void onMessage(ByteBuffer buf) throws IOException { |
| msgHnd.onMessage(buf); |
| } |
| |
| /** |
| * Handles disconnect. |
| * |
| * @param e Exception that caused the disconnect. |
| */ |
| void onDisconnected(Exception e) { |
| stateHnd.onDisconnected(e); |
| } |
| } |