Merchant API code sample to list quota.
Java
// Copyright 2025 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.quota.v1
;
import
com.google.api.gax.core.FixedCredentialsProvider
;
import
com.google.auth.oauth2.GoogleCredentials
;
import
com.google.shopping.merchant.quota.v1.ListQuotaGroupsRequest
;
import
com.google.shopping.merchant.quota.v1.QuotaGroup
;
import
com.google.shopping.merchant.quota.v1.QuotaServiceClient
;
import
com.google.shopping.merchant.quota.v1.QuotaServiceClient.ListQuotaGroupsPagedResponse
;
import
com.google.shopping.merchant.quota.v1.QuotaServiceSettings
;
import
shopping.merchant.samples.utils.Authenticator
;
import
shopping.merchant.samples.utils.Config
;
/** This class demonstrates how to list quota for a given Merchant Center account. */
public
class
ListQuotaSample
{
public
static
void
listQuotas
(
String
accountId
)
throws
Exception
{
GoogleCredentials
credential
=
new
Authenticator
().
authenticate
();
QuotaServiceSettings
quotasServiceSettings
=
QuotaServiceSettings
.
newBuilder
()
.
setCredentialsProvider
(
FixedCredentialsProvider
.
create
(
credential
))
.
build
();
try
(
QuotaServiceClient
quotaServiceClient
=
QuotaServiceClient
.
create
(
quotasServiceSettings
))
{
ListQuotaGroupsRequest
request
=
ListQuotaGroupsRequest
.
newBuilder
()
.
setParent
(
String
.
format
(
"accounts/%s"
,
accountId
))
.
build
();
System
.
out
.
println
(
"Sending list quotas request:"
);
ListQuotaGroupsPagedResponse
response
=
quotaServiceClient
.
listQuotaGroups
(
request
);
int
count
=
0
;
// Iterates over all rows in all pages and prints the quota group in each row.
// Automatically uses the `nextPageToken` if returned to fetch all pages of data.
for
(
QuotaGroup
quota
:
response
.
iterateAll
())
{
System
.
out
.
println
(
quota
);
count
++
;
}
System
.
out
.
print
(
"The following count of quota were returned: "
);
System
.
out
.
println
(
count
);
}
catch
(
Exception
e
)
{
System
.
out
.
println
(
"Failed to list quota."
);
System
.
out
.
println
(
e
);
}
}
public
static
void
main
(
String
[]
args
)
throws
Exception
{
Config
config
=
Config
.
load
();
listQuotas
(
config
.
getAccountId
().
toString
());
}
}
PHP
< ?php
/**
* Copyright 2025 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\Quota\V1\Client\QuotaServiceClient;
use Google\Shopping\Merchant\Quota\V1\ListQuotaGroupsRequest;
/**
* This class demonstrates how to list quota for a given Merchant Center account.
*/
class ListQuotaSample
{
/**
* A helper function to create the parent string.
*
* @param string $accountId
* The account that owns the quota.
*
* @return string The parent has the format: `accounts/{account_id}`
*/
private static function getParent(string $accountId): string
{
return sprintf("accounts/%s", $accountId);
}
/**
* Lists quotas for a given Merchant Center account.
*
* @param string $accountId
* The Merchant Center account ID.
* @throws ApiException
*/
public static function listQuotas(string $accountId): void
{
// 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.
$quotaServiceClient = new QuotaServiceClient($options);
// Creates the parent resource name.
$parent = self::getParent($accountId);
// Creates the request.
$request = new ListQuotaGroupsRequest(['parent' => $parent]);
print "Sending list quotas request:\n";
// Calls the API and catches and prints any network failures/errors.
try {
$response = $quotaServiceClient->listQuotaGroups($request);
$count = 0;
// Iterates over all rows in all pages and prints the quota group in each row.
foreach ($response->iterateAllElements() as $quota) {
print_r($quota);
$count++;
}
print "The following count of quota were returned: ";
print $count . "\n";
} catch (ApiException $e) {
print "Failed to list quota.\n";
print $e->getMessage() . "\n";
}
}
/**
* Helper to execute the sample.
* @throws ApiException
*/
public function callSample(): void
{
$config = Config::generateConfig();
self::listQuotas($config['accountId']);
}
}
// Run the script
$sample = new ListQuotaSample();
$sample->callSample();
Python
# -*- coding: utf-8 -*-
# Copyright 2025 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 quota for a given Merchant Center account."""
from
examples.authentication
import
configuration
from
examples.authentication
import
generate_user_credentials
from
google.shopping
import
merchant_quota_v1
_ACCOUNT
=
configuration
.
Configuration
()
.
read_merchant_info
()
_PARENT
=
f
"accounts/
{
_ACCOUNT
}
"
def
list_quotas
():
"""This class demonstrates how to list quota for a given Merchant Center account."""
# Gets OAuth Credentials.
credentials
=
generate_user_credentials
.
main
()
# Creates a client.
client
=
merchant_quota_v1
.
QuotaServiceClient
(
credentials
=
credentials
)
# Creates the request.
request
=
merchant_quota_v1
.
ListQuotaGroupsRequest
(
parent
=
_PARENT
)
print
(
"Sending list quotas request:"
)
# Makes the request.
response
=
client
.
list_quota_groups
(
request
=
request
)
count
=
0
# Iterates over all rows in all pages and prints the quota group in each row.
# Automatically uses the `next_page_token` if returned to fetch all pages of
# data.
for
quota
in
response
:
print
(
quota
)
count
+=
1
print
(
"The following count of quota were returned: "
)
print
(
count
)
if
__name__
==
"__main__"
:
list_quotas
()
