# 将 `ListJobs` 和 AWS SDK 搭配使用
`ListJobs`

以下代码示例演示如何使用 `ListJobs`。

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：
+  [了解基本功能](example_glue_Scenario_GetStartedCrawlersJobs_section.md) 

------
#### [ .NET ]

**适用于 .NET 的 SDK**  
 查看 GitHub，了解更多信息。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/dotnetv3/Glue#code-examples)中查找完整示例，了解如何进行设置和运行。

```
    /// <summary>
    /// List AWS Glue jobs using a paginator.
    /// </summary>
    /// <returns>A list of AWS Glue job names.</returns>
    public async Task<List<string>> ListJobsAsync()
    {
        var jobNames = new List<string>();

        var listJobsPaginator = _amazonGlue.Paginators.ListJobs(new ListJobsRequest { MaxResults = 10 });
        await foreach (var response in listJobsPaginator.Responses)
        {
            jobNames.AddRange(response.JobNames);
        }

        return jobNames;
    }
```
+  有关 API 的详细信息，请参阅《适用于 .NET 的 AWS SDK API 参考》**中的 [ListJobs](https://docs.aws.amazon.com/goto/DotNetSDKV3/glue-2017-03-31/ListJobs)。

------
#### [ C\$1\$1 ]

**SDK for C\$1\$1**  
 查看 GitHub，了解更多信息。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/cpp/example_code/glue#code-examples)中查找完整示例，了解如何进行设置和运行。

```
        Aws::Client::ClientConfiguration clientConfig;
        // Optional: Set to the AWS Region in which the bucket was created (overrides config file).
        // clientConfig.region = "us-east-1";

    Aws::Glue::GlueClient client(clientConfig);

        Aws::Glue::Model::ListJobsRequest listJobsRequest;

        Aws::String nextToken;
        std::vector<Aws::String> allJobNames;

        do {
            if (!nextToken.empty()) {
                listJobsRequest.SetNextToken(nextToken);
            }
            Aws::Glue::Model::ListJobsOutcome listRunsOutcome = client.ListJobs(
                    listJobsRequest);

            if (listRunsOutcome.IsSuccess()) {
                const std::vector<Aws::String> &jobNames = listRunsOutcome.GetResult().GetJobNames();
                allJobNames.insert(allJobNames.end(), jobNames.begin(), jobNames.end());
                nextToken = listRunsOutcome.GetResult().GetNextToken();
            }
            else {
                std::cerr << "Error listing jobs. "
                          << listRunsOutcome.GetError().GetMessage()
                          << std::endl;
            }
        } while (!nextToken.empty());
```
+  有关 API 的详细信息，请参阅《适用于 C\$1\$1 的 AWS SDK API 参考》**中的 [ListJobs](https://docs.aws.amazon.com/goto/SdkForCpp/glue-2017-03-31/ListJobs)。

------
#### [ JavaScript ]

**SDK for JavaScript (v3)**  
 查看 GitHub，了解更多信息。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/javascriptv3/example_code/glue#code-examples)中查找完整示例，了解如何进行设置和运行。

```
const listJobs = () => {
  const client = new GlueClient({});

  const command = new ListJobsCommand({});

  return client.send(command);
};
```
+  有关 API 详细信息，请参阅 *适用于 JavaScript 的 AWS SDK API 参考*中的 [ListJobs](https://docs.aws.amazon.com/AWSJavaScriptSDK/v3/latest/client/glue/command/ListJobsCommand)。

------
#### [ PHP ]

**适用于 PHP 的 SDK**  
 查看 GitHub，了解更多信息。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/php/example_code/glue#code-examples)中查找完整示例，了解如何进行设置和运行。

```
        $jobs = $glueService->listJobs();
        echo "Current jobs:\n";
        foreach ($jobs['JobNames'] as $jobsName) {
            echo "{$jobsName}\n";
        }

    public function listJobs($maxResults = null, $nextToken = null, $tags = []): Result
    {
        $arguments = [];
        if ($maxResults) {
            $arguments['MaxResults'] = $maxResults;
        }
        if ($nextToken) {
            $arguments['NextToken'] = $nextToken;
        }
        if (!empty($tags)) {
            $arguments['Tags'] = $tags;
        }
        return $this->glueClient->listJobs($arguments);
    }
```
+  有关 API 详细信息，请参阅《适用于 PHP 的 AWS SDK API Reference》**中的 [ListJobs](https://docs.aws.amazon.com/goto/SdkForPHPV3/glue-2017-03-31/ListJobs)。

------
#### [ Python ]

**适用于 Python 的 SDK（Boto3）**  
 查看 GitHub，了解更多信息。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/python/example_code/glue#code-examples)中查找完整示例，了解如何进行设置和运行。

```
class GlueWrapper:
    """Encapsulates AWS Glue actions."""

    def __init__(self, glue_client):
        """
        :param glue_client: A Boto3 Glue client.
        """
        self.glue_client = glue_client


    def list_jobs(self):
        """
        Lists the names of job definitions in your account.

        :return: The list of job definition names.
        """
        try:
            response = self.glue_client.list_jobs()
        except ClientError as err:
            logger.error(
                "Couldn't list jobs. Here's why: %s: %s",
                err.response["Error"]["Code"],
                err.response["Error"]["Message"],
            )
            raise
        else:
            return response["JobNames"]
```
+  有关 API 详细信息，请参阅《AWS SDK for Python (Boto3) API Reference》**中的 [ListJobs](https://docs.aws.amazon.com/goto/boto3/glue-2017-03-31/ListJobs)。

------
#### [ Ruby ]

**适用于 Ruby 的 SDK**  
 查看 GitHub，了解更多信息。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/ruby/example_code/glue#code-examples)中查找完整示例，了解如何进行设置和运行。

```
# The `GlueWrapper` class serves as a wrapper around the AWS Glue API, providing a simplified interface for common operations.
# It encapsulates the functionality of the AWS SDK for Glue and provides methods for interacting with Glue crawlers, databases, tables, jobs, and S3 resources.
# The class initializes with a Glue client and a logger, allowing it to make API calls and log any errors or informational messages.
class GlueWrapper
  def initialize(glue_client, logger)
    @glue_client = glue_client
    @logger = logger
  end

  # Retrieves a list of jobs in AWS Glue.
  #
  # @return [Aws::Glue::Types::ListJobsResponse]
  def list_jobs
    @glue_client.list_jobs
  rescue Aws::Glue::Errors::GlueException => e
    @logger.error("Glue could not list jobs: \n#{e.message}")
    raise
  end
```
+  有关 API 的详细信息，请参阅《适用于 Ruby 的 AWS SDK API 参考》**中的 [ListJobs](https://docs.aws.amazon.com/goto/SdkForRubyV3/glue-2017-03-31/ListJobs)。

------
#### [ Rust ]

**适用于 Rust 的 SDK**  
 查看 GitHub，了解更多信息。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/rustv1/examples/glue#code-examples)中查找完整示例，了解如何进行设置和运行。

```
        let mut list_jobs = glue.list_jobs().into_paginator().send();
        while let Some(list_jobs_output) = list_jobs.next().await {
            match list_jobs_output {
                Ok(list_jobs) => {
                    let names = list_jobs.job_names();
                    info!(?names, "Found these jobs")
                }
                Err(err) => return Err(GlueMvpError::from_glue_sdk(err)),
            }
        }
```
+  有关 API 详细信息，请参阅《AWS SDK for Rust API Reference》**中的 [ListJobs](https://docs.rs/aws-sdk-glue/latest/aws_sdk_glue/client/struct.Client.html#method.list_jobs)。

------
#### [ SAP ABAP ]

**适用于 SAP ABAP 的 SDK**  
 查看 GitHub，了解更多信息。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/sap-abap/services/glu#code-examples)中查找完整示例，了解如何进行设置和运行。

```
    TRY.
        oo_result = lo_glu->listjobs( ).
        DATA(lt_job_names) = oo_result->get_jobnames( ).
        MESSAGE 'Job list retrieved successfully.' TYPE 'I'.
      CATCH /aws1/cx_gluentitynotfoundex.
        MESSAGE 'No jobs found.' TYPE 'I'.
      CATCH /aws1/cx_gluinvalidinputex INTO DATA(lo_invalid_ex).
        DATA(lv_invalid_error) = lo_invalid_ex->if_message~get_longtext( ).
        MESSAGE lv_invalid_error TYPE 'E'.
      CATCH /aws1/cx_gluinternalserviceex INTO DATA(lo_internal_ex).
        DATA(lv_internal_error) = lo_internal_ex->if_message~get_longtext( ).
        MESSAGE lv_internal_error TYPE 'E'.
      CATCH /aws1/cx_gluoperationtimeoutex INTO DATA(lo_timeout_ex).
        DATA(lv_timeout_error) = lo_timeout_ex->if_message~get_longtext( ).
        MESSAGE lv_timeout_error TYPE 'E'.
    ENDTRY.
```
+  有关 API 详细信息，请参阅《AWS SDK for SAP ABAP API Reference》**中的 [ListJobs](https://docs.aws.amazon.com/sdk-for-sap-abap/v1/api/latest/index.html)。

------
#### [ Swift ]

**适用于 Swift 的 SDK**  
 查看 GitHub，了解更多信息。在 [AWS 代码示例存储库](https://github.com/awsdocs/aws-doc-sdk-examples/tree/main/swift/example_code/glue#code-examples)中查找完整示例，了解如何进行设置和运行。

```
import AWSClientRuntime
import AWSGlue

    /// Return a list of the AWS Glue jobs listed on the user's account.
    /// 
    /// - Parameters:
    ///   - glueClient: The AWS Glue client to use.
    ///   - maxJobs: The maximum number of jobs to return (default: 100).
    /// 
    /// - Returns: An array of strings listing the names of all available AWS
    ///   Glue jobs.
    func listJobs(glueClient: GlueClient, maxJobs: Int = 100) async -> [String] {
        var jobList: [String] = []
        var nextToken: String?

        repeat {
            do {
                let output = try await glueClient.listJobs(
                    input: ListJobsInput(
                        maxResults: maxJobs,
                        nextToken: nextToken
                    )
                )

                guard let jobs = output.jobNames else {
                    return jobList
                }

                jobList = jobList + jobs
                nextToken = output.nextToken
            } catch {
                return jobList
            }
        } while (nextToken != nil)

        return jobList
    }
```
+  有关 API 详细信息，请参阅《AWS SDK for Swift API 参考》中的 [ListJobs](https://sdk.amazonaws.com/swift/api/awsglue/latest/documentation/awsglue/glueclient/listjobs(input:))**。

------

有关 AWS SDK 开发人员指南和代码示例的完整列表，请参阅 [将此服务与 AWS SDK 结合使用](sdk-general-information-section.md) 本主题还包括有关入门的信息以及有关先前的 SDK 版本的详细信息。