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Merchant API code sample to list product reviews.
Java
// Copyright 2023 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.packageshopping.merchant.samples.reviews.v1beta;importcom.google.api.gax.core.FixedCredentialsProvider;importcom.google.auth.oauth2.GoogleCredentials;importcom.google.shopping.merchant.reviews.v1beta.ListProductReviewsRequest;importcom.google.shopping.merchant.reviews.v1beta.ProductReview;importcom.google.shopping.merchant.reviews.v1beta.ProductReviewsServiceClient;importcom.google.shopping.merchant.reviews.v1beta.ProductReviewsServiceClient.ListProductReviewsPagedResponse;importcom.google.shopping.merchant.reviews.v1beta.ProductReviewsServiceSettings;importshopping.merchant.samples.utils.Authenticator;importshopping.merchant.samples.utils.Config;/** This class demonstrates how to list all the product reviews in a given account. */publicclassListProductReviewsSample{publicstaticvoidlistProductReviews(StringaccountId)throwsException{GoogleCredentialscredential=newAuthenticator().authenticate();ProductReviewsServiceSettingsproductReviewsServiceSettings=ProductReviewsServiceSettings.newBuilder().setCredentialsProvider(FixedCredentialsProvider.create(credential)).build();try(ProductReviewsServiceClientproductReviewsServiceClient=ProductReviewsServiceClient.create(productReviewsServiceSettings)){ListProductReviewsRequestrequest=ListProductReviewsRequest.newBuilder().setParent(String.format("accounts/%s",accountId)).build();System.out.println("Sending list product reviews request:");ListProductReviewsPagedResponseresponse=productReviewsServiceClient.listProductReviews(request);intcount=0;// Iterates over all rows in all pages and prints all product reviews.for(ProductReviewelement:response.iterateAll()){System.out.println(element);count++;}System.out.print("The following count of elements were returned: ");System.out.println(count);}catch(Exceptione){System.out.println(e);}}publicstaticvoidmain(String[]args)throwsException{Configconfig=Config.load();listProductReviews(config.getAccountId().toString());}}
<?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\Reviews\V1beta\Client\ProductReviewsServiceClient;use Google\Shopping\Merchant\Reviews\V1beta\ListProductReviewsRequest;/*** This class demonstrates how to list all the product reviews in a given account.*/class ListProductReviewsSample{/*** Lists all product reviews for a given account.** @param array $config The configuration data for authentication and account ID.*/public static function listProductReviewsSample(array $config): void{// Gets the OAuth credentials to make the request.$credentials = Authentication::useServiceAccountOrTokenFile();// Creates options config containing credentials for the client to use.$options = ['credentials' => $credentials];// Creates a client.$productReviewsServiceClient = new ProductReviewsServiceClient($options);// The parent account from which to retrieve reviews.// Format: accounts/{account}$parent = sprintf('accounts/%s', $config['accountId']);// Creates the request message.$request = (new ListProductReviewsRequest())->setParent($parent);// Calls the API and catches and prints any network failures/errors.try {printf("Sending list product reviews request:%s", PHP_EOL);$response = $productReviewsServiceClient->listProductReviews($request);$count = 0;// Iterates over all rows in all pages and prints all product reviews.foreach ($response->iterateAllElements() as $element) {printf("%s%s", $element->serializeToJsonString(), PHP_EOL);$count++;}printf("The following count of elements were returned: %d%s", $count, PHP_EOL);} catch (ApiException $e) {print $e->getMessage() . PHP_EOL;}}/*** Helper to execute the sample.*/public function callSample(): void{$config = Config::generateConfig();self::listProductReviewsSample($config);}}// Run the script.$sample = new ListProductReviewsSample();$sample->callSample();
# -*- 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."""This class demonstrates how to list all the product reviews in a given account."""fromexamples.authenticationimportconfigurationfromexamples.authenticationimportgenerate_user_credentialsfromgoogle.shopping.merchant_reviews_v1betaimportListProductReviewsRequestfromgoogle.shopping.merchant_reviews_v1betaimportProductReviewsServiceClientdeflist_product_reviews(account_id:str)->None:"""Lists all product reviews for a given account.Args:account_id: The ID of the Merchant Center account."""# Gets OAuth credentials.credentials=generate_user_credentials.main()# Creates a client.client=ProductReviewsServiceClient(credentials=credentials)# The parent account from which to retrieve reviews.# Format: accounts/{account}parent=f"accounts/{account_id}"# Creates the request.request=ListProductReviewsRequest(parent=parent)# Makes the request and catches and prints any error messages.try:print("Sending list product reviews request:")response=client.list_product_reviews(request=request)count=0# Iterates over all reviews in all pages and prints them.forelementinresponse:print(element)count+=1print(f"The following count of elements were returned:{count}")exceptRuntimeErrorase:print(e)if__name__=="__main__":# Gets the merchant account ID from the user.merchant_account_id=configuration.Configuration().read_merchant_info()list_product_reviews(merchant_account_id)
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-07-21 UTC."],[[["\u003cp\u003eThis code sample demonstrates how to list all product reviews associated with a specific account using the Google Merchant API.\u003c/p\u003e\n"],["\u003cp\u003eThe Java code uses the \u003ccode\u003eProductReviewsServiceClient\u003c/code\u003e to send a \u003ccode\u003eListProductReviewsRequest\u003c/code\u003e and retrieve product review data.\u003c/p\u003e\n"],["\u003cp\u003eThe sample iterates through all the pages of the response to print every product review, as well as provide a count of the reviews retrieved.\u003c/p\u003e\n"],["\u003cp\u003eThe code uses a Google credential setup to be able to connect to the service, and it leverages a configuration setup to set the Account ID.\u003c/p\u003e\n"]]],[],null,["# List product reviews\n\nMerchant API code sample to list product reviews. \n\n### Java\n\n // Copyright 2023 Google LLC\n //\n // Licensed under the Apache License, Version 2.0 (the \"License\");\n // you may not use this file except in compliance with the License.\n // You may obtain a copy of the License at\n //\n // https://www.apache.org/licenses/LICENSE-2.0\n //\n // Unless required by applicable law or agreed to in writing, software\n // distributed under the License is distributed on an \"AS IS\" BASIS,\n // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n // See the License for the specific language governing permissions and\n // limitations under the License.\n\n package shopping.merchant.samples.reviews.v1beta;\n\n import com.google.api.gax.core.FixedCredentialsProvider;\n import com.google.auth.oauth2.GoogleCredentials;\n import com.google.shopping.merchant.reviews.v1beta.ListProductReviewsRequest;\n import com.google.shopping.merchant.reviews.v1beta.ProductReview;\n import com.google.shopping.merchant.reviews.v1beta.ProductReviewsServiceClient;\n import com.google.shopping.merchant.reviews.v1beta.ProductReviewsServiceClient.ListProductReviewsPagedResponse;\n import com.google.shopping.merchant.reviews.v1beta.ProductReviewsServiceSettings;\n import shopping.merchant.samples.utils.Authenticator;\n import shopping.merchant.samples.utils.Config;\n\n /** This class demonstrates how to list all the product reviews in a given account. */\n public class ListProductReviewsSample {\n\n public static void listProductReviews(String accountId) throws Exception {\n GoogleCredentials credential = new Authenticator().authenticate();\n\n ProductReviewsServiceSettings productReviewsServiceSettings =\n ProductReviewsServiceSettings.newBuilder()\n .setCredentialsProvider(FixedCredentialsProvider.create(credential))\n .build();\n\n try (ProductReviewsServiceClient productReviewsServiceClient =\n ProductReviewsServiceClient.create(productReviewsServiceSettings)) {\n\n ListProductReviewsRequest request =\n ListProductReviewsRequest.newBuilder()\n .setParent(String.format(\"accounts/%s\", accountId))\n .build();\n\n System.out.println(\"Sending list product reviews request:\");\n ListProductReviewsPagedResponse response =\n productReviewsServiceClient.listProductReviews(request);\n\n int count = 0;\n\n // Iterates over all rows in all pages and prints all product reviews.\n for (ProductReview element : response.iterateAll()) {\n System.out.println(element);\n count++;\n }\n System.out.print(\"The following count of elements were returned: \");\n System.out.println(count);\n } catch (Exception e) {\n System.out.println(e);\n }\n }\n\n public static void main(String[] args) throws Exception {\n Config config = Config.load();\n listProductReviews(config.getAccountId().toString());\n }\n } \n https://github.com/google/merchant-api-samples/blob/c6de994268c785ce22af0065932518a9ac5b3c03/java/src/main/java/shopping/merchant/samples/reviews/v1beta/ListProductReviewsSample.java\n\n### PHP\n\n \u003c?php\n /**\n * Copyright 2025 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * https://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n\n require_once __DIR__ . '/../../../vendor/autoload.php';\n require_once __DIR__ . '/../../Authentication/Authentication.php';\n require_once __DIR__ . '/../../Authentication/Config.php';\n use Google\\ApiCore\\ApiException;\n use Google\\Shopping\\Merchant\\Reviews\\V1beta\\Client\\ProductReviewsServiceClient;\n use Google\\Shopping\\Merchant\\Reviews\\V1beta\\ListProductReviewsRequest;\n\n /**\n * This class demonstrates how to list all the product reviews in a given account.\n */\n class ListProductReviewsSample\n {\n /**\n * Lists all product reviews for a given account.\n *\n * @param array $config The configuration data for authentication and account ID.\n */\n public static function listProductReviewsSample(array $config): void\n {\n // Gets the OAuth credentials to make the request.\n $credentials = Authentication::useServiceAccountOrTokenFile();\n\n // Creates options config containing credentials for the client to use.\n $options = ['credentials' =\u003e $credentials];\n\n // Creates a client.\n $productReviewsServiceClient = new ProductReviewsServiceClient($options);\n\n // The parent account from which to retrieve reviews.\n // Format: accounts/{account}\n $parent = sprintf('accounts/%s', $config['accountId']);\n\n // Creates the request message.\n $request = (new ListProductReviewsRequest())\n -\u003esetParent($parent);\n\n // Calls the API and catches and prints any network failures/errors.\n try {\n printf(\"Sending list product reviews request:%s\", PHP_EOL);\n $response = $productReviewsServiceClient-\u003elistProductReviews($request);\n\n $count = 0;\n // Iterates over all rows in all pages and prints all product reviews.\n foreach ($response-\u003eiterateAllElements() as $element) {\n printf(\"%s%s\", $element-\u003eserializeToJsonString(), PHP_EOL);\n $count++;\n }\n printf(\"The following count of elements were returned: %d%s\", $count, PHP_EOL);\n } catch (ApiException $e) {\n print $e-\u003egetMessage() . PHP_EOL;\n }\n }\n\n /**\n * Helper to execute the sample.\n */\n public function callSample(): void\n {\n $config = Config::generateConfig();\n self::listProductReviewsSample($config);\n }\n }\n\n // Run the script.\n $sample = new ListProductReviewsSample();\n $sample-\u003ecallSample(); \n https://github.com/google/merchant-api-samples/blob/c6de994268c785ce22af0065932518a9ac5b3c03/php/examples/reviews/v1beta/ListProductReviewsSample.php\n\n### Python\n\n # -*- coding: utf-8 -*-\n # Copyright 2025 Google LLC\n #\n # Licensed under the Apache License, Version 2.0 (the \"License\");\n # you may not use this file except in compliance with the License.\n # You may obtain a copy of the License at\n #\n # http://www.apache.org/licenses/LICENSE-2.0\n #\n # Unless required by applicable law or agreed to in writing, software\n # distributed under the License is distributed on an \"AS IS\" BASIS,\n # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n # See the License for the specific language governing permissions and\n # limitations under the License.\n \"\"\"This class demonstrates how to list all the product reviews in a given account.\"\"\"\n\n from examples.authentication import configuration\n from examples.authentication import generate_user_credentials\n from google.shopping.merchant_reviews_v1beta import ListProductReviewsRequest\n from google.shopping.merchant_reviews_v1beta import ProductReviewsServiceClient\n\n\n def list_product_reviews(account_id: str) -\u003e None:\n \"\"\"Lists all product reviews for a given account.\n\n Args:\n account_id: The ID of the Merchant Center account.\n \"\"\"\n # Gets OAuth credentials.\n credentials = generate_user_credentials.main()\n\n # Creates a client.\n client = ProductReviewsServiceClient(credentials=credentials)\n\n # The parent account from which to retrieve reviews.\n # Format: accounts/{account}\n parent = f\"accounts/{account_id}\"\n\n # Creates the request.\n request = ListProductReviewsRequest(parent=parent)\n\n # Makes the request and catches and prints any error messages.\n try:\n print(\"Sending list product reviews request:\")\n response = client.list_product_reviews(request=request)\n\n count = 0\n # Iterates over all reviews in all pages and prints them.\n for element in response:\n print(element)\n count += 1\n print(f\"The following count of elements were returned: {count}\")\n\n except RuntimeError as e:\n print(e)\n\n\n if __name__ == \"__main__\":\n # Gets the merchant account ID from the user.\n merchant_account_id = configuration.Configuration().read_merchant_info()\n list_product_reviews(merchant_account_id)\n\n https://github.com/google/merchant-api-samples/blob/c6de994268c785ce22af0065932518a9ac5b3c03/python/examples/reviews/v1beta/list_product_reviews_sample.py"]]
