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public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great
public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great
public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great
"default"; /** * IoTDA仅支持PLAIN */ @Builder.Default private String saslMechanisms = "PLAIN"; /** * true: SDK自动ACK（默认）
参数说明：产品的描述信息。 service_capabilities 否 Array of ServiceCapability objects 参数说明：设备的服务能力列表。 create_time 否 String 参数说明：在物联网平台创建产品的时间，格式：yyyyMMdd'T'HHmmss'Z'，如20151212T121212Z。
"paras": { "areaIds": [ 1 ] } } 请求参数 paras字段同协议中消息的映射关系 表23 参数描述 字段名 类型 协议字段 参数描述 areaIds stringList 区域ID列表 /
设备管理 利用工业网关（包含RS485、AI、DO口设备）进行环境监测 预置设备影子自动调节空调温度 使用自定义Topic管理室内空调 MQTT协议设备OTA固件升级 车联网消息上下行保序 第三方云设备迁移至华为云最佳实践
public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great
status String 消息状态，包含PENDING，DELIVERED，FAILED和TIMEOUT，PENDING指设备不在线，消息被缓存起来，等设备上线之后下发； DELIVERED指消息发送成功；FAILED消息发送失败；TIMEOUT指消息在平台默认时间内（1天）还没有下发
status String 消息状态，包含PENDING，DELIVERED，FAILED和TIMEOUT，PENDING指设备不在线，消息被缓存起来，等设备上线之后下发； DELIVERED指消息发送成功；FAILED消息发送失败；TIMEOUT指消息在平台默认时间内（1天）还没有下发
let waitTImeUtilNextRetry = (minBackoff + backOffWithJitter) > maxBackoff ? maxBackoff : (minBackoff + backOffWithJitter); log("wait time:
public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great
public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great
public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great
public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great
public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great
public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great
public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great
public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great
public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great
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