boolean function ( ) { return true ; }
returns whether or not this message needs to include a message id . concode_field_sep byte MESSAGE_TYPE_PUBCOMP concode_elem_sep byte[] encodedHeader concode_elem_sep String STRING_ENCODING concode_elem_sep byte MESSAGE_TYPE_UNSUBACK concode_elem_sep byte MESSAGE_TYPE_CONNACK concode_elem_sep byte MESSAGE_TYPE_PINGRESP concode_elem_sep boolean duplicate concode_elem_sep int msgId concode_elem_sep byte MESSAGE_TYPE_CONNECT concode_elem_sep byte MESSAGE_TYPE_PUBREL concode_elem_sep byte type concode_elem_sep byte MESSAGE_TYPE_PUBACK concode_elem_sep byte MESSAGE_TYPE_SUBACK concode_elem_sep byte MESSAGE_TYPE_PUBREC concode_elem_sep byte MESSAGE_TYPE_SUBSCRIBE concode_elem_sep byte MESSAGE_TYPE_DISCONNECT concode_elem_sep byte MESSAGE_TYPE_UNSUBSCRIBE concode_elem_sep byte MESSAGE_TYPE_PINGREQ concode_elem_sep byte MESSAGE_TYPE_PUBLISH concode_field_sep String getKey concode_elem_sep void encodeUTF8 concode_elem_sep MqttWireMessage createWireMessage concode_elem_sep MqttWireMessage createWireMessage concode_elem_sep MqttWireMessage createWireMessage concode_elem_sep boolean isRetryable concode_elem_sep void setDuplicate concode_elem_sep byte[] getVariableHeader concode_elem_sep void setMessageId concode_elem_sep String decodeUTF8 concode_elem_sep byte[] getHeader concode_elem_sep byte[] encodeMessageId concode_elem_sep byte[] getPayload concode_elem_sep int getMessageId concode_elem_sep byte getType concode_elem_sep byte getMessageInfo concode_elem_sep byte[] encodeMBI concode_elem_sep MultiByteInteger readMBI