| /******************************************************************************* | |
| * Copyright (c) 2014-2015 IBM Corp. | |
| * 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 | |
| * | |
| * Contributors: | |
| * Allan Stockdill-Mander - initial API and implementation | |
| *******************************************************************************/ | |
| package packets | |
| import ( | |
| "io" | |
| ) | |
| type RegisterMessage struct { | |
| Header | |
| TopicId uint16 | |
| MessageId uint16 | |
| TopicName []byte | |
| } | |
| func NewRegisterMessage(TopicId, MessageId uint16, TopicName []byte) *RegisterMessage { | |
| return &RegisterMessage{ | |
| TopicId: TopicId, | |
| MessageId: MessageId, | |
| TopicName: TopicName, | |
| } | |
| } | |
| func (r *RegisterMessage) MessageType() byte { | |
| return REGISTER | |
| } | |
| func (r *RegisterMessage) Write(w io.Writer) error { | |
| r.Header.Length = uint16(len(r.TopicName) + 6) | |
| packet := r.Header.pack() | |
| packet.WriteByte(REGISTER) | |
| packet.Write(encodeUint16(r.TopicId)) | |
| packet.Write(encodeUint16(r.MessageId)) | |
| packet.Write(r.TopicName) | |
| _, err := packet.WriteTo(w) | |
| return err | |
| } | |
| func (r *RegisterMessage) Unpack(b io.Reader) { | |
| r.TopicId = readUint16(b) | |
| r.MessageId = readUint16(b) | |
| r.TopicName = make([]byte, r.Header.Length-6) | |
| b.Read(r.TopicName) | |
| } |