/** * Decodes the payload. * * @param buffer the buffer to decode from * @param messageType type of the message being decoded * @param bytesRemainingInVariablePart bytes remaining * @param variableHeader variable header of the same message * @return the payload */ private static Result<?> decodePayload( ByteBuf buffer, MqttMessageType messageType, int bytesRemainingInVariablePart, Object variableHeader) { switch (messageType) { case CONNECT: return decodeConnectionPayload(buffer, (MqttConnectVariableHeader) variableHeader); case SUBSCRIBE: return decodeSubscribePayload(buffer, bytesRemainingInVariablePart); case SUBACK: return decodeSubackPayload(buffer, bytesRemainingInVariablePart); case UNSUBSCRIBE: return decodeUnsubscribePayload(buffer, bytesRemainingInVariablePart); case PUBLISH: return decodePublishPayload(buffer, bytesRemainingInVariablePart); default: // unknown payload , no byte consumed return new Result<Object>(null, 0); } }
/** * Decodes the payload. * * @param buffer the buffer to decode from * @param messageType type of the message being decoded * @param bytesRemainingInVariablePart bytes remaining * @param variableHeader variable header of the same message * @return the payload */ private static Result<?> decodePayload( ByteBuf buffer, MqttMessageType messageType, int bytesRemainingInVariablePart, Object variableHeader) { switch (messageType) { case CONNECT: return decodeConnectionPayload(buffer, (MqttConnectVariableHeader) variableHeader); case SUBSCRIBE: return decodeSubscribePayload(buffer, bytesRemainingInVariablePart); case SUBACK: return decodeSubAckPayload(buffer, bytesRemainingInVariablePart); case UNSUBSCRIBE: return decodeUnsubscribePayload(buffer, bytesRemainingInVariablePart); case PUBLISH: return decodePublishPayload(buffer, bytesRemainingInVariablePart); default: // no payload , no byte consumed return new Result<>(null, 0); } }
/** * Decodes the payload. * * @param buffer the buffer to decode from * @param messageType type of the message being decoded * @param bytesRemainingInVariablePart bytes remaining * @param variableHeader variable header of the same message * @return the payload */ private static Result<?> decodePayload( ByteBuf buffer, MqttMessageType messageType, int bytesRemainingInVariablePart, Object variableHeader) { switch (messageType) { case CONNECT: return decodeConnectionPayload(buffer, (MqttConnectVariableHeader) variableHeader); case SUBSCRIBE: return decodeSubscribePayload(buffer, bytesRemainingInVariablePart); case SUBACK: return decodeSubackPayload(buffer, bytesRemainingInVariablePart); case UNSUBSCRIBE: return decodeUnsubscribePayload(buffer, bytesRemainingInVariablePart); case PUBLISH: return decodePublishPayload(buffer, bytesRemainingInVariablePart); default: // unknown payload , no byte consumed return new Result<Object>(null, 0); } }