Describe a job

View details about a Batch job.

Explore further

For detailed documentation that includes this code sample, see the following:

• View jobs and tasks

Code sample

C++

For more information, see the Batch C++ API reference documentation.

To authenticate to Batch, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.

#include "google/cloud/batch/v1/batch_client.h"

  [](std::string const& project_id, std::string const& location_id,
     std::string const& job_id) {
    auto const name = "projects/" + project_id + "/locations/" + location_id +
                      "/jobs/" + job_id;
    // Initialize a client and issue the request.
    auto client = google::cloud::batch_v1::BatchServiceClient(
        google::cloud::batch_v1::MakeBatchServiceConnection());
    auto response = client.GetJob(name);
    if (!response) throw std::move(response).status();
    std::cout << "GetJob() succeeded with " << response->DebugString() << "\n";
  }

Go

For more information, see the Batch Go API reference documentation.

To authenticate to Batch, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.

import (
	"context"
	"fmt"
	"io"

	batch "cloud.google.com/go/batch/apiv1"
	"cloud.google.com/go/batch/apiv1/batchpb"
)

// Retrieves the information about the specified job, most importantly its status
func getJob(w io.Writer, projectID, region, jobName string) (*batchpb.Job, error) {
	// projectID := "your_project_id"
	// region := "us-central1"
	// jobName := "some-job"

	ctx := context.Background()
	batchClient, err := batch.NewClient(ctx)
	if err != nil {
		return nil, fmt.Errorf("NewClient: %w", err)
	}
	defer batchClient.Close()

	req := &batchpb.GetJobRequest{
		Name: fmt.Sprintf("projects/%s/locations/%s/jobs/%s", projectID, region, jobName),
	}

	response, err := batchClient.GetJob(ctx, req)
	if err != nil {
		return nil, fmt.Errorf("unable to get job: %w", err)
	}

	fmt.Fprintf(w, "Job info: %v\n", response)

	return response, nil
}

Java

For more information, see the Batch Java API reference documentation.

To authenticate to Batch, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.

import com.google.cloud.batch.v1.BatchServiceClient;
import com.google.cloud.batch.v1.Job;
import com.google.cloud.batch.v1.JobName;
import java.io.IOException;

public class GetJob {

  public static void main(String[] args) throws IOException {
    // TODO(developer): Replace these variables before running the sample.
    // Project ID or project number of the Cloud project you want to use.
    String projectId = "YOUR_PROJECT_ID";

    // Name of the region hosts the job.
    String region = "europe-central2";

    // The name of the job you want to retrieve information about.
    String jobName = "JOB_NAME";

    getJob(projectId, region, jobName);
  }

  // Retrieve information about a Batch Job.
  public static void getJob(String projectId, String region, String jobName) throws IOException {
    // Initialize client that will be used to send requests. This client only needs to be created
    // once, and can be reused for multiple requests. After completing all of your requests, call
    // the `batchServiceClient.close()` method on the client to safely
    // clean up any remaining background resources.
    try (BatchServiceClient batchServiceClient = BatchServiceClient.create()) {

      Job job =
          batchServiceClient.getJob(
              JobName.newBuilder()
                  .setProject(projectId)
                  .setLocation(region)
                  .setJob(jobName)
                  .build());

      System.out.printf("Retrieved the job: %s ", job.getName());
    }
  }
}

Node.js

For more information, see the Batch Node.js API reference documentation.

To authenticate to Batch, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.

/**
 * TODO(developer): Uncomment and replace these variables before running the sample.
 */
// const projectId = 'YOUR_PROJECT_ID';
/**
 * The region that hosts the job.
 */
// const region = 'us-central-1';
/**
 * The name of the job you want to retrieve information about.
 */
// const jobName = 'YOUR_JOB_NAME';

// Imports the Batch library
const batchLib = require('@google-cloud/batch');

// Instantiates a client
const batchClient = new batchLib.v1.BatchServiceClient();

async function callGetJob() {
  // Construct request
  const request = {
    name: `projects/${projectId}/locations/${region}/jobs/${jobName}`,
  };

  // Run request
  const response = await batchClient.getJob(request);
  console.log(response);
}

await callGetJob();

Python

For more information, see the Batch Python API reference documentation.

To authenticate to Batch, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.

from google.cloud import batch_v1


def get_job(project_id: str, region: str, job_name: str) -> batch_v1.Job:
    """
    Retrieve information about a Batch Job.

    Args:
        project_id: project ID or project number of the Cloud project you want to use.
        region: name of the region hosts the job.
        job_name: the name of the job you want to retrieve information about.

    Returns:
        A Job object representing the specified job.
    """
    client = batch_v1.BatchServiceClient()

    return client.get_job(
        name=f"projects/{project_id}/locations/{region}/jobs/{job_name}"
    )

What's next

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