| /* |
| * 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.tuweni.rlpx.wire; |
| |
| import org.apache.tuweni.bytes.Bytes; |
| import org.apache.tuweni.rlp.RLP; |
| import org.apache.tuweni.rlp.RLPException; |
| |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| final class DisconnectMessage implements WireProtocolMessage { |
| |
| private final static Logger logger = LoggerFactory.getLogger(DisconnectMessage.class); |
| |
| static DisconnectMessage read(Bytes data) { |
| try { |
| return RLP.decode(data, (reader) -> { |
| if (reader.nextIsList()) { |
| return reader.readList((source) -> new DisconnectMessage(source.readInt())); |
| } |
| return new DisconnectMessage(DisconnectReason.NOT_PROVIDED); |
| }); |
| } catch (RLPException e) { |
| logger.warn("Error reading disconnect message " + data.toHexString(), e); |
| return new DisconnectMessage(DisconnectReason.NOT_PROVIDED); |
| } |
| } |
| |
| private final DisconnectReason reason; |
| |
| DisconnectMessage(int reason) { |
| this(DisconnectReason.valueOf(reason)); |
| } |
| |
| DisconnectMessage(DisconnectReason reason) { |
| this.reason = reason; |
| } |
| |
| @Override |
| public Bytes toBytes() { |
| return RLP.encodeList(writer -> writer.writeInt(reason.code)); |
| } |
| |
| @Override |
| public int messageType() { |
| return 1; |
| } |
| |
| int reason() { |
| return reason.code; |
| } |
| |
| DisconnectReason disconnectReason() { |
| return reason; |
| } |
| |
| @Override |
| public String toString() { |
| return "DisconnectMessage reason=" + reason.text; |
| } |
| } |