创建主题或批量删除主题

• 4.8.0版本RocketMQ实例创建一个主题，关联的代理为broker-0，队列数为3。

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  package com.huaweicloud.sdk.test; import com.huaweicloud.sdk.core.auth.ICredential; import com.huaweicloud.sdk.core.auth.BasicCredentials; import com.huaweicloud.sdk.core.exception.ConnectionException; import com.huaweicloud.sdk.core.exception.RequestTimeoutException; import com.huaweicloud.sdk.core.exception.ServiceResponseException; import com.huaweicloud.sdk.rocketmq.v2.region.RocketMQRegion; import com.huaweicloud.sdk.rocketmq.v2.*; import com.huaweicloud.sdk.rocketmq.v2.model.*; import java.util.List; import java.util.ArrayList; public class CreateTopicOrBatchDeleteTopicSolution { public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment String ak = System.getenv("CLOUD_SDK_AK"); String sk = System.getenv("CLOUD_SDK_SK"); String projectId = "{project_id}"; ICredential auth = new BasicCredentials() .withProjectId(projectId) .withAk(ak) .withSk(sk); RocketMQClient client = RocketMQClient.newBuilder() .withCredential(auth) .withRegion(RocketMQRegion.valueOf("<YOUR REGION>")) .build(); CreateTopicOrBatchDeleteTopicRequest request = new CreateTopicOrBatchDeleteTopicRequest(); request.withInstanceId("{instance_id}"); CreateTopicOrBatchDeleteTopicReq body = new CreateTopicOrBatchDeleteTopicReq(); List<CreateTopicReqQueues> listbodyQueues = new ArrayList<>(); listbodyQueues.add( new CreateTopicReqQueues() .withBroker("broker-0") .withQueueNum(java.math.BigDecimal.valueOf(3)) ); body.withPermission(CreateTopicOrBatchDeleteTopicReq.PermissionEnum.fromValue("all")); body.withName("topic-test"); body.withQueues(listbodyQueues); request.withBody(body); try { CreateTopicOrBatchDeleteTopicResponse response = client.createTopicOrBatchDeleteTopic(request); System.out.println(response.toString()); } catch (ConnectionException e) { e.printStackTrace(); } catch (RequestTimeoutException e) { e.printStackTrace(); } catch (ServiceResponseException e) { e.printStackTrace(); System.out.println(e.getHttpStatusCode()); System.out.println(e.getRequestId()); System.out.println(e.getErrorCode()); System.out.println(e.getErrorMsg()); } } }

• 5.x版本RocketMQ实例创建一个主题，消息类型为普通。

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  package com.huaweicloud.sdk.test; import com.huaweicloud.sdk.core.auth.ICredential; import com.huaweicloud.sdk.core.auth.BasicCredentials; import com.huaweicloud.sdk.core.exception.ConnectionException; import com.huaweicloud.sdk.core.exception.RequestTimeoutException; import com.huaweicloud.sdk.core.exception.ServiceResponseException; import com.huaweicloud.sdk.rocketmq.v2.region.RocketMQRegion; import com.huaweicloud.sdk.rocketmq.v2.*; import com.huaweicloud.sdk.rocketmq.v2.model.*; public class CreateTopicOrBatchDeleteTopicSolution { public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment String ak = System.getenv("CLOUD_SDK_AK"); String sk = System.getenv("CLOUD_SDK_SK"); String projectId = "{project_id}"; ICredential auth = new BasicCredentials() .withProjectId(projectId) .withAk(ak) .withSk(sk); RocketMQClient client = RocketMQClient.newBuilder() .withCredential(auth) .withRegion(RocketMQRegion.valueOf("<YOUR REGION>")) .build(); CreateTopicOrBatchDeleteTopicRequest request = new CreateTopicOrBatchDeleteTopicRequest(); request.withInstanceId("{instance_id}"); CreateTopicOrBatchDeleteTopicReq body = new CreateTopicOrBatchDeleteTopicReq(); body.withMessageType(CreateTopicOrBatchDeleteTopicReq.MessageTypeEnum.fromValue("NORMAL")); body.withName("topic-test"); request.withBody(body); try { CreateTopicOrBatchDeleteTopicResponse response = client.createTopicOrBatchDeleteTopic(request); System.out.println(response.toString()); } catch (ConnectionException e) { e.printStackTrace(); } catch (RequestTimeoutException e) { e.printStackTrace(); } catch (ServiceResponseException e) { e.printStackTrace(); System.out.println(e.getHttpStatusCode()); System.out.println(e.getRequestId()); System.out.println(e.getErrorCode()); System.out.println(e.getErrorMsg()); } } }

• 4.8.0版本RocketMQ实例创建一个主题，关联的代理为broker-0，队列数为3。

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  # coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdkrocketmq.v2.region.rocketmq_region import RocketMQRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkrocketmq.v2 import * if __name__ == "__main__": # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK"] sk = os.environ["CLOUD_SDK_SK"] projectId = "{project_id}" credentials = BasicCredentials(ak, sk, projectId) client = RocketMQClient.new_builder() \ .with_credentials(credentials) \ .with_region(RocketMQRegion.value_of("<YOUR REGION>")) \ .build() try: request = CreateTopicOrBatchDeleteTopicRequest() request.instance_id = "{instance_id}" listQueuesbody = [ CreateTopicReqQueues( broker="broker-0", queue_num=3 ) ] request.body = CreateTopicOrBatchDeleteTopicReq( permission="all", name="topic-test", queues=listQueuesbody ) response = client.create_topic_or_batch_delete_topic(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg)

• 5.x版本RocketMQ实例创建一个主题，消息类型为普通。

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  # coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdkrocketmq.v2.region.rocketmq_region import RocketMQRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkrocketmq.v2 import * if __name__ == "__main__": # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK"] sk = os.environ["CLOUD_SDK_SK"] projectId = "{project_id}" credentials = BasicCredentials(ak, sk, projectId) client = RocketMQClient.new_builder() \ .with_credentials(credentials) \ .with_region(RocketMQRegion.value_of("<YOUR REGION>")) \ .build() try: request = CreateTopicOrBatchDeleteTopicRequest() request.instance_id = "{instance_id}" request.body = CreateTopicOrBatchDeleteTopicReq( message_type="NORMAL", name="topic-test" ) response = client.create_topic_or_batch_delete_topic(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg)

• 4.8.0版本RocketMQ实例创建一个主题，关联的代理为broker-0，队列数为3。

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  package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" rocketmq "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rocketmq/v2" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rocketmq/v2/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rocketmq/v2/region" ) func main() { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak := os.Getenv("CLOUD_SDK_AK") sk := os.Getenv("CLOUD_SDK_SK") projectId := "{project_id}" auth := basic.NewCredentialsBuilder(). WithAk(ak). WithSk(sk). WithProjectId(projectId). Build() client := rocketmq.NewRocketMQClient( rocketmq.RocketMQClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). Build()) request := &model.CreateTopicOrBatchDeleteTopicRequest{} request.InstanceId = "{instance_id}" brokerQueues:= "broker-0" queueNumQueues:= float32(3) var listQueuesbody = []model.CreateTopicReqQueues{ { Broker: &brokerQueues, QueueNum: &queueNumQueues, }, } permissionCreateTopicOrBatchDeleteTopicReq:= model.GetCreateTopicOrBatchDeleteTopicReqPermissionEnum().ALL nameCreateTopicOrBatchDeleteTopicReq:= "topic-test" request.Body = &model.CreateTopicOrBatchDeleteTopicReq{ Permission: &permissionCreateTopicOrBatchDeleteTopicReq, Name: &nameCreateTopicOrBatchDeleteTopicReq, Queues: &listQueuesbody, } response, err := client.CreateTopicOrBatchDeleteTopic(request) if err == nil { fmt.Printf("%+v\n", response) } else { fmt.Println(err) } }

• 5.x版本RocketMQ实例创建一个主题，消息类型为普通。

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  package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" rocketmq "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rocketmq/v2" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rocketmq/v2/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/rocketmq/v2/region" ) func main() { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak := os.Getenv("CLOUD_SDK_AK") sk := os.Getenv("CLOUD_SDK_SK") projectId := "{project_id}" auth := basic.NewCredentialsBuilder(). WithAk(ak). WithSk(sk). WithProjectId(projectId). Build() client := rocketmq.NewRocketMQClient( rocketmq.RocketMQClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). Build()) request := &model.CreateTopicOrBatchDeleteTopicRequest{} request.InstanceId = "{instance_id}" messageTypeCreateTopicOrBatchDeleteTopicReq:= model.GetCreateTopicOrBatchDeleteTopicReqMessageTypeEnum().NORMAL nameCreateTopicOrBatchDeleteTopicReq:= "topic-test" request.Body = &model.CreateTopicOrBatchDeleteTopicReq{ MessageType: &messageTypeCreateTopicOrBatchDeleteTopicReq, Name: &nameCreateTopicOrBatchDeleteTopicReq, } response, err := client.CreateTopicOrBatchDeleteTopic(request) if err == nil { fmt.Printf("%+v\n", response) } else { fmt.Println(err) } }

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