Merchant API Code Sample to List DataSources
Java
// Copyright 2024 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package shopping.merchant.samples.datasources.v1beta;
import com.google.api.gax.core.FixedCredentialsProvider;
import com.google.auth.oauth2.GoogleCredentials;
import com.google.shopping.merchant.datasources.v1beta.DataSource;
import com.google.shopping.merchant.datasources.v1beta.DataSourcesServiceClient;
import com.google.shopping.merchant.datasources.v1beta.DataSourcesServiceClient.ListDataSourcesPagedResponse;
import com.google.shopping.merchant.datasources.v1beta.DataSourcesServiceSettings;
import com.google.shopping.merchant.datasources.v1beta.ListDataSourcesRequest;
import java.util.ArrayList;
import shopping.merchant.samples.utils.Authenticator;
import shopping.merchant.samples.utils.Config;
/** This class demonstrates how to list all the datasources for a given Merchant Center account */
public class ListDataSourcesSample {
private static String getParent(String accountId) {
return String.format("accounts/%s", accountId);
}
public static ArrayList<DataSource> listDataSources(Config config) throws Exception {
// Obtains OAuth token based on the user's configuration.
GoogleCredentials credential = new Authenticator().authenticate();
// Creates service settings using the credentials retrieved above.
DataSourcesServiceSettings dataSourcesServiceSettings =
DataSourcesServiceSettings.newBuilder()
.setCredentialsProvider(FixedCredentialsProvider.create(credential))
.build();
// Creates parent to identify the account from which to list all the datasources.
String parent = getParent(config.getAccountId().toString());
// Calls the API and catches and prints any network failures/errors.
try (DataSourcesServiceClient dataSourcesServiceClient =
DataSourcesServiceClient.create(dataSourcesServiceSettings)) {
// The parent has the format: accounts/{account}
ListDataSourcesRequest request =
ListDataSourcesRequest.newBuilder().setParent(parent).build();
System.out.println("Sending list datasources request:");
ListDataSourcesPagedResponse response = dataSourcesServiceClient.listDataSources(request);
int count = 0;
ArrayList<DataSource> dataSources = new ArrayList<DataSource>();
ArrayList<DataSource> justPrimaryDataSources = new ArrayList<DataSource>();
// Iterates over all rows in all pages and prints the datasource in each row.
// Automatically uses the `nextPageToken` if returned to fetch all pages of data.
for (DataSource element : response.iterateAll()) {
System.out.println(element);
count++;
dataSources.add(element);
// The below lines show how to filter datasources based on type.
// `element.hasSupplementalProductDataSource()` would give you supplemental
// datasources, etc.
if (element.hasPrimaryProductDataSource()) {
justPrimaryDataSources.add(element);
}
}
System.out.print("The following count of elements were returned: ");
System.out.println(count);
return dataSources;
} catch (Exception e) {
System.out.println(e);
System.exit(1);
return null; // Necessary to satisfy the compiler as we're not returning an
// ArrayList<DataSource> on failure.
}
}
public static void main(String[] args) throws Exception {
Config config = Config.load();
listDataSources(config);
}
}
PHP
<?php
/**
* Copyright 2024 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
require_once __DIR__ . '/../../../vendor/autoload.php';
require_once __DIR__ . '/../../Authentication/Authentication.php';
require_once __DIR__ . '/../../Authentication/Config.php';
use Google\ApiCore\ApiException;
use Google\Shopping\Merchant\DataSources\V1beta\Client\DataSourcesServiceClient;
use Google\Shopping\Merchant\DataSources\V1beta\DataSource;
use Google\Shopping\Merchant\DataSources\V1beta\ListDataSourcesRequest;
/**
* Class to demonstrate listing all the datasources for a given Merchant Center
* account.
*/
class ListDataSourcesSample
{
/**
* Lists all DataSources for the given Merchant Center account.
*
* @param int $merchantId The Merchant Center Account ID.
* @return array An array of DataSources.
*/
public function listDataSources(int $merchantId): array
{
// Gets the OAuth credentials to make the request.
$credentials = Authentication::useServiceAccountOrTokenFile();
// Creates options config containing credentials for the client to use.
$options = ['credentials' => $credentials];
// Creates a client.
$dataSourcesServiceClient = new DataSourcesServiceClient($options);
$parent = sprintf('accounts/%s', $merchantId);
// Creates the request.
$request = (new ListDataSourcesRequest())
->setParent($parent);
print('Sending list datasources request:' . PHP_EOL);
// Calls the API and catches and prints any network failures/errors.
try {
$response = $dataSourcesServiceClient->listDataSources($request);
$dataSources = [];
$justPrimaryDataSources = [];
/** @var DataSource $element */
foreach ($response as $element) {
print($element->serializeToJsonString() . PHP_EOL);
$dataSources[] = $element;
// The below lines show how to filter datasources based on type.
// `element.hasSupplementalProductDataSource()` would give you supplemental
// datasources, etc.
if ($element->hasPrimaryProductDataSource()) {
$justPrimaryDataSources[] = $element;
}
}
print('The following count of datasources were returned: ' . count($dataSources) . PHP_EOL);
print('... of which are primary datasources: ' . count($justPrimaryDataSources) . PHP_EOL);
return $dataSources;
} catch (ApiException $ex) {
print('Call failed with message: ' . $ex->getMessage() . PHP_EOL);
return [];
}
}
// Helper to execute the sample.
public function callSample(): void
{
$config = Config::generateConfig();
// The Merchant Center Account ID.
$merchantId = $config['accountId'];
self::listDataSources($merchantId);
}
}
$sample = new ListDataSourcesSample();
$sample->callSample();
Python
# -*- coding: utf-8 -*-
# Copyright 2024 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""A module to list DataSources."""
from examples.authentication import configuration
from examples.authentication import generate_user_credentials
from google.shopping import merchant_datasources_v1beta
_ACCOUNT = configuration.Configuration().read_merchant_info()
_PARENT = f"accounts/{_ACCOUNT}"
def list_data_sources():
"""Lists the `DataSource` resources for a given account."""
# Gets OAuth Credentials.
credentials = generate_user_credentials.main()
# Creates a client.
client = merchant_datasources_v1beta.DataSourcesServiceClient(
credentials=credentials
)
# Creates the request.
request = merchant_datasources_v1beta.ListDataSourcesRequest(parent=_PARENT)
# Makes the request and catch and print any error messages.
try:
response = client.list_data_sources(request=request)
primary_data_sources = []
for data_source in response.data_sources:
# PrimaryProductDataSource is a oneOf field. If it is set, then this is a
# primary data source.
if data_source.primary_product_data_source:
primary_data_sources.append(data_source)
print(
f"List request successful. You have {len(response.data_sources)} total"
f" data sources, of which {len(primary_data_sources)} are primary data"
" sources"
)
except RuntimeError as e:
print("List request failed")
print(e)
if __name__ == "__main__":
list_data_sources()