AWS 文档 AWS SDK示例 GitHub 存储库中还有更多SDK示例
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ListStateMachines
搭配使用 AWS SDK
以下代码示例演示如何使用 ListStateMachines
。
操作示例是大型程序的代码摘录,必须在上下文中运行。在以下代码示例中,您可以查看此操作的上下文:
- .NET
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- AWS SDK for .NET
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注意
还有更多相关信息 GitHub。查找完整示例,学习如何在 AWS 代码示例存储库
中进行设置和运行。 /// <summary> /// Retrieve a list of Step Functions state machines. /// </summary> /// <returns>A list of StateMachineListItem objects.</returns> public async Task<List<StateMachineListItem>> ListStateMachinesAsync() { var stateMachines = new List<StateMachineListItem>(); var listStateMachinesPaginator = _amazonStepFunctions.Paginators.ListStateMachines(new ListStateMachinesRequest()); await foreach (var response in listStateMachinesPaginator.Responses) { stateMachines.AddRange(response.StateMachines); } return stateMachines; }
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有关API详细信息,请参阅 “AWS SDK for .NET API参考 ListStateMachines” 中的。
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- Java
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- SDK适用于 Java 2.x
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注意
还有更多相关信息 GitHub。查找完整示例,学习如何在 AWS 代码示例存储库
中进行设置和运行。 import software.amazon.awssdk.regions.Region; import software.amazon.awssdk.services.sfn.SfnClient; import software.amazon.awssdk.services.sfn.model.ListStateMachinesResponse; import software.amazon.awssdk.services.sfn.model.SfnException; import software.amazon.awssdk.services.sfn.model.StateMachineListItem; import java.util.List; /** * Before running this Java V2 code example, set up your development * environment, including your credentials. * * For more information, see the following documentation topic: * * https://docs.aws.amazon.com/sdk-for-java/latest/developer-guide/get-started.html */ public class ListStateMachines { public static void main(String[] args) { Region region = Region.US_EAST_1; SfnClient sfnClient = SfnClient.builder() .region(region) .build(); listMachines(sfnClient); sfnClient.close(); } public static void listMachines(SfnClient sfnClient) { try { ListStateMachinesResponse response = sfnClient.listStateMachines(); List<StateMachineListItem> machines = response.stateMachines(); for (StateMachineListItem machine : machines) { System.out.println("The name of the state machine is: " + machine.name()); System.out.println("The ARN value is : " + machine.stateMachineArn()); } } catch (SfnException e) { System.err.println(e.awsErrorDetails().errorMessage()); System.exit(1); } } }
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有关API详细信息,请参阅 “AWS SDK for Java 2.x API参考 ListStateMachines” 中的。
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- Kotlin
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- SDK对于 Kotlin 来说
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注意
还有更多相关信息 GitHub。查找完整示例,学习如何在 AWS 代码示例存储库
中进行设置和运行。 import aws.sdk.kotlin.services.sfn.SfnClient import aws.sdk.kotlin.services.sfn.model.ListStateMachinesRequest /** Before running this Kotlin code example, set up your development environment, including your credentials. For more information, see the following documentation topic: https://docs.aws.amazon.com/sdk-for-kotlin/latest/developer-guide/setup.html */ suspend fun main() { println(DASHES) println("Welcome to the AWS Step Functions Hello example.") println("Lets list up to ten of your state machines:") println(DASHES) listMachines() } suspend fun listMachines() { SfnClient { region = "us-east-1" }.use { sfnClient -> val response = sfnClient.listStateMachines(ListStateMachinesRequest {}) response.stateMachines?.forEach { machine -> println("The name of the state machine is ${machine.name}") println("The ARN value is ${machine.stateMachineArn}") } } }
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有关API详细信息,请参阅ListStateMachines
中的 Kotlin AWS SDK API 参考。
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- Python
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- SDK适用于 Python (Boto3)
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注意
还有更多相关信息 GitHub。查找完整示例,学习如何在 AWS 代码示例存储库
中进行设置和运行。 通过在状态机列表中搜索账户来按名称查找状态机。
class StateMachine: """Encapsulates Step Functions state machine actions.""" def __init__(self, stepfunctions_client): """ :param stepfunctions_client: A Boto3 Step Functions client. """ self.stepfunctions_client = stepfunctions_client def find(self, name): """ Find a state machine by name. This requires listing the state machines until one is found with a matching name. :param name: The name of the state machine to search for. :return: The ARN of the state machine if found; otherwise, None. """ try: paginator = self.stepfunctions_client.get_paginator("list_state_machines") for page in paginator.paginate(): for state_machine in page.get("stateMachines", []): if state_machine["name"] == name: return state_machine["stateMachineArn"] except ClientError as err: logger.error( "Couldn't list state machines. Here's why: %s: %s", err.response["Error"]["Code"], err.response["Error"]["Message"], ) raise
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有关API详细信息,请参阅ListStateMachines中的 AWS SDKPython (Boto3) API 参考。
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ListExecutions
SendTaskSuccess