YuanyouZhang | ebe1261 | 2015-08-05 18:19:09 +0800 | [diff] [blame] | 1 | /* |
Brian O'Connor | 5ab426f | 2016-04-09 01:19:45 -0700 | [diff] [blame] | 2 | * Copyright 2015-present Open Networking Laboratory |
YuanyouZhang | ebe1261 | 2015-08-05 18:19:09 +0800 | [diff] [blame] | 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.ovsdb.controller.impl; |
| 17 | |
| 18 | import io.netty.buffer.ByteBuf; |
| 19 | import io.netty.channel.ChannelHandlerContext; |
| 20 | import io.netty.handler.codec.ByteToMessageDecoder; |
| 21 | |
| 22 | import java.util.List; |
| 23 | |
| 24 | import org.onosproject.ovsdb.rfc.jsonrpc.JsonReadContext; |
| 25 | import org.onosproject.ovsdb.rfc.utils.JsonRpcReaderUtil; |
| 26 | import org.slf4j.Logger; |
| 27 | import org.slf4j.LoggerFactory; |
| 28 | |
| 29 | /** |
| 30 | * Decoder for inbound messages. |
| 31 | */ |
| 32 | public class MessageDecoder extends ByteToMessageDecoder { |
| 33 | |
| 34 | private final Logger log = LoggerFactory.getLogger(MessageDecoder.class); |
| 35 | private final JsonReadContext context = new JsonReadContext(); |
| 36 | |
| 37 | /** |
| 38 | * Default constructor. |
| 39 | */ |
| 40 | public MessageDecoder() { |
| 41 | } |
| 42 | |
| 43 | @Override |
| 44 | protected void decode(ChannelHandlerContext ctx, ByteBuf buf, |
| 45 | List<Object> out) throws Exception { |
| 46 | log.debug("Message decoder"); |
| 47 | JsonRpcReaderUtil.readToJsonNode(buf, out, context); |
| 48 | } |
| 49 | |
| 50 | @Override |
| 51 | public void exceptionCaught(ChannelHandlerContext context, Throwable cause) { |
| 52 | log.error("Exception inside channel handling pipeline.", cause); |
| 53 | context.close(); |
| 54 | } |
| 55 | } |