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代码示例

C#

在尝试此示例之前，请按照C# Transcoder API 快速入门：使用客户端库。如需了解详情，请参阅 Transcoder API C# API 参考文档。

如需向 Transcoder API 进行身份验证，请设置应用默认凭据。如需了解详情，请参阅为本地开发环境设置身份验证。


using Google.Cloud.Video.Transcoder.V1;
using Google.Api.Gax.ResourceNames;
using Google.Api.Gax;
using System.Linq;
using System.Collections.Generic;

public class ListJobTemplatesSample
{
    public IList<JobTemplate> ListJobTemplates(string projectId, string location)
    {
        // Create the client.
        TranscoderServiceClient client = TranscoderServiceClient.Create();

        // Build the parent location name.
        LocationName parentLocation = new LocationName(projectId, location);

        // Call the API.
        PagedEnumerable<ListJobTemplatesResponse, JobTemplate> response = client.ListJobTemplates(parentLocation);

        // The returned sequence will lazily perform RPCs as it's being iterated over.
        return response.ToList();
    }
}

Go

在试用此示例之前，请按照 Transcoder API 快速入门：使用客户端库中的 Go 设置说明进行操作。如需了解详情，请参阅 Transcoder API Go API 参考文档。

如需向 Transcoder API 进行身份验证，请设置应用默认凭据。如需了解详情，请参阅为本地开发环境设置身份验证。

import (
	"context"
	"fmt"
	"io"

	"google.golang.org/api/iterator"

	transcoder "cloud.google.com/go/video/transcoder/apiv1"
	"cloud.google.com/go/video/transcoder/apiv1/transcoderpb"
)

// listJobTemplates gets all previously-created job templates for a given
// location. See
// https://cloud.google.com/transcoder/docs/how-to/job-templates#list_job_template
// for more information.
func listJobTemplates(w io.Writer, projectID string, location string) error {
	// projectID := "my-project-id"
	// location := "us-central1"
	ctx := context.Background()
	client, err := transcoder.NewClient(ctx)
	if err != nil {
		return fmt.Errorf("NewClient: %w", err)
	}
	defer client.Close()

	req := &transcoderpb.ListJobTemplatesRequest{
		Parent: fmt.Sprintf("projects/%s/locations/%s", projectID, location),
	}

	it := client.ListJobTemplates(ctx, req)
	fmt.Fprintln(w, "Job templates:")
	for {
		response, err := it.Next()
		if err == iterator.Done {
			break
		}
		if err != nil {
			return fmt.Errorf("ListJobTemplates: %w", err)
		}
		fmt.Fprintln(w, response.GetName())
	}

	return nil
}

Java

在尝试此示例之前，请按照Java Transcoder API 快速入门：使用客户端库。如需了解详情，请参阅 Transcoder API Java API 参考文档。

如需向 Transcoder API 进行身份验证，请设置应用默认凭据。如需了解详情，请参阅为本地开发环境设置身份验证。


import com.google.cloud.video.transcoder.v1.JobTemplate;
import com.google.cloud.video.transcoder.v1.ListJobTemplatesRequest;
import com.google.cloud.video.transcoder.v1.LocationName;
import com.google.cloud.video.transcoder.v1.TranscoderServiceClient;
import java.io.IOException;

public class ListJobTemplates {

  public static void main(String[] args) throws Exception {
    // TODO(developer): Replace these variables before running the sample.
    String projectId = "my-project-id";
    String location = "us-central1";

    listJobTemplates(projectId, location);
  }

  // Lists the job templates for a given location.
  public static void listJobTemplates(String projectId, String location) 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.
    try (TranscoderServiceClient transcoderServiceClient = TranscoderServiceClient.create()) {

      ListJobTemplatesRequest listJobTemplatesRequest =
          ListJobTemplatesRequest.newBuilder()
              .setParent(LocationName.of(projectId, location).toString())
              .build();

      // Send the list job templates request and process the response.
      TranscoderServiceClient.ListJobTemplatesPagedResponse response =
          transcoderServiceClient.listJobTemplates(listJobTemplatesRequest);
      System.out.println("Job templates:");

      for (JobTemplate jobTemplate : response.iterateAll()) {
        System.out.println(jobTemplate.getName());
      }
    }
  }
}

Node.js

在试用此示例之前，请按照 Transcoder API 快速入门：使用客户端库中的 Node.js 设置说明进行操作。如需了解详情，请参阅 Transcoder API Node.js API 参考文档。

如需向 Transcoder API 进行身份验证，请设置应用默认凭据。如需了解详情，请参阅为本地开发环境设置身份验证。

/**
 * TODO(developer): Uncomment these variables before running the sample.
 */
// projectId = 'my-project-id';
// location = 'us-central1';

// Imports the Transcoder library
const {TranscoderServiceClient} =
  require('@google-cloud/video-transcoder').v1;

// Instantiates a client
const transcoderServiceClient = new TranscoderServiceClient();

async function listJobTemplates() {
  const iterable = await transcoderServiceClient.listJobTemplatesAsync({
    parent: transcoderServiceClient.locationPath(projectId, location),
  });
  console.info('Job templates:');
  for await (const response of iterable) {
    console.log(response.name);
  }
}

listJobTemplates();

PHP

在试用此示例之前，请按照 Transcoder API 快速入门：使用客户端库中的 PHP 设置说明进行操作。如需了解详情，请参阅 Transcoder API PHP API 参考文档。

如需向 Transcoder API 进行身份验证，请设置应用默认凭据。如需了解详情，请参阅为本地开发环境设置身份验证。

use Google\Cloud\Video\Transcoder\V1\Client\TranscoderServiceClient;
use Google\Cloud\Video\Transcoder\V1\ListJobTemplatesRequest;

/**
 * Lists all Transcoder job templates in a location.
 *
 * @param string $projectId The ID of your Google Cloud Platform project.
 * @param string $location The location of the job templates.
 */
function list_job_templates($projectId, $location)
{
    // Instantiate a client.
    $transcoderServiceClient = new TranscoderServiceClient();

    $formattedParent = $transcoderServiceClient->locationName($projectId, $location);
    $request = (new ListJobTemplatesRequest())
        ->setParent($formattedParent);
    $response = $transcoderServiceClient->listJobTemplates($request);

    // Print job template list.
    $jobTemplates = $response->iterateAllElements();
    print('Job templates:' . PHP_EOL);
    foreach ($jobTemplates as $jobTemplate) {
        printf('%s' . PHP_EOL, $jobTemplate->getName());
    }
}

Python

在试用此示例之前，请按照 Transcoder API 快速入门：使用客户端库中的 Python 设置说明进行操作。有关详情，请参阅 Transcoder API Python API 参考文档。

如需向 Transcoder API 进行身份验证，请设置应用默认凭据。如需了解详情，请参阅为本地开发环境设置身份验证。


import argparse

from google.cloud.video.transcoder_v1.services.transcoder_service import (
    pagers,
    TranscoderServiceClient,
)


def list_job_templates(
    project_id: str,
    location: str,
) -> pagers.ListJobTemplatesPager:
    """Lists all job templates in a location.

    Args:
        project_id: The GCP project ID.
        location: The location of the templates.

    Returns:
        An iterable object containing job template resources.
    """

    client = TranscoderServiceClient()

    parent = f"projects/{project_id}/locations/{location}"
    response = client.list_job_templates(parent=parent)
    print("Job templates:")
    for jobTemplate in response.job_templates:
        print({jobTemplate.name})

    return response

Ruby

在尝试此示例之前，请按照Ruby Transcoder API 快速入门：使用客户端库。如需了解详情，请参阅 Transcoder API Ruby API 参考文档。

如需向 Transcoder API 进行身份验证，请设置应用默认凭据。如需了解详情，请参阅为本地开发环境设置身份验证。

# project_id  = "YOUR-GOOGLE-CLOUD-PROJECT"  # (e.g. "my-project")
# location    = "YOUR-JOB-TEMPLATE-LOCATION"  # (e.g. "us-central1")

# Require the Transcoder client library.
require "google/cloud/video/transcoder"

# Create a Transcoder client.
client = Google::Cloud::Video::Transcoder.transcoder_service

# Build the resource name of the parent.
parent = client.location_path project: project_id, location: location

# Get the list of job templates.
response = client.list_job_templates parent: parent

puts "Job templates:"
# Print out all job templates.
response.each do |job_template|
  puts job_template.name
end

后续步骤

如需搜索和过滤其他 Google Cloud 产品的代码示例，请参阅 Google Cloud 示例浏览器。