/
GetKeywords.java
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/
GetKeywords.java
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// Copyright 2018 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 com.google.ads.googleads.examples.basicoperations;
import com.beust.jcommander.Parameter;
import com.google.ads.googleads.examples.utils.ArgumentNames;
import com.google.ads.googleads.examples.utils.CodeSampleParams;
import com.google.ads.googleads.lib.GoogleAdsClient;
import com.google.ads.googleads.v11.common.KeywordInfo;
import com.google.ads.googleads.v11.errors.GoogleAdsError;
import com.google.ads.googleads.v11.errors.GoogleAdsException;
import com.google.ads.googleads.v11.resources.AdGroup;
import com.google.ads.googleads.v11.resources.AdGroupCriterion;
import com.google.ads.googleads.v11.services.GoogleAdsRow;
import com.google.ads.googleads.v11.services.GoogleAdsServiceClient;
import com.google.ads.googleads.v11.services.GoogleAdsServiceClient.SearchPagedResponse;
import com.google.ads.googleads.v11.services.SearchGoogleAdsRequest;
import java.io.FileNotFoundException;
import java.io.IOException;
import javax.annotation.Nullable;
/**
* Retrieves keywords for a customer or for a specific ad group, and also demonstrates how to use
* the {@code omit_unselected_resource_names} option in the Google Ads Query Language (GAQL) to
* reduce payload size.
*/
public class GetKeywords {
private static final int PAGE_SIZE = 1_000;
private static class GetKeywordsParams extends CodeSampleParams {
@Parameter(names = ArgumentNames.CUSTOMER_ID, required = true)
private Long customerId;
@Parameter(names = ArgumentNames.AD_GROUP_ID)
private Long adGroupId;
@Parameter(names = ArgumentNames.OMIT_UNSELECTED_RESOURCE_NAMES, arity = 1)
private Boolean omitUnselectedResourceNames = false;
}
public static void main(String[] args) throws IOException {
GetKeywordsParams params = new GetKeywordsParams();
if (!params.parseArguments(args)) {
// Either pass the required parameters for this example on the command line, or insert them
// into the code here. See the parameter class definition above for descriptions.
params.customerId = Long.parseLong("INSERT_CUSTOMER_ID_HERE");
// Optional: Specify an ad group ID to restrict search to only a given ad group.
params.adGroupId = null;
// Optional: Add omit_unselected_resource_names=true to the PARAMETERS clause in the GAQL
// query of the search request.
params.omitUnselectedResourceNames = false;
}
GoogleAdsClient googleAdsClient = null;
try {
googleAdsClient = GoogleAdsClient.newBuilder().fromPropertiesFile().build();
} catch (FileNotFoundException fnfe) {
System.err.printf(
"Failed to load GoogleAdsClient configuration from file. Exception: %s%n", fnfe);
System.exit(1);
} catch (IOException ioe) {
System.err.printf("Failed to create GoogleAdsClient. Exception: %s%n", ioe);
System.exit(1);
}
try {
new GetKeywords()
.runExample(
googleAdsClient,
params.customerId,
params.adGroupId,
params.omitUnselectedResourceNames);
} catch (GoogleAdsException gae) {
// GoogleAdsException is the base class for most exceptions thrown by an API request.
// Instances of this exception have a message and a GoogleAdsFailure that contains a
// collection of GoogleAdsErrors that indicate the underlying causes of the
// GoogleAdsException.
System.err.printf(
"Request ID %s failed due to GoogleAdsException. Underlying errors:%n",
gae.getRequestId());
int i = 0;
for (GoogleAdsError googleAdsError : gae.getGoogleAdsFailure().getErrorsList()) {
System.err.printf(" Error %d: %s%n", i++, googleAdsError);
}
System.exit(1);
}
}
/**
* Runs the example.
*
* @param googleAdsClient the Google Ads API client.
* @param customerId the client customer ID.
* @param adGroupId the ad group ID for which keywords will be retrieved. If {@code null}, returns
* from all ad groups.
* @throws GoogleAdsException if an API request failed with one or more service errors.
* @throws Exception if the example failed due to other errors.
*/
private void runExample(
GoogleAdsClient googleAdsClient,
long customerId,
@Nullable Long adGroupId,
boolean omitUnselectedResourceNames) {
try (GoogleAdsServiceClient googleAdsServiceClient =
googleAdsClient.getLatestVersion().createGoogleAdsServiceClient()) {
String searchQuery =
"SELECT ad_group.id, "
+ "ad_group_criterion.type, "
+ "ad_group_criterion.criterion_id, "
+ "ad_group_criterion.keyword.text, "
+ "ad_group_criterion.keyword.match_type "
+ "FROM ad_group_criterion "
+ "WHERE ad_group_criterion.type = KEYWORD ";
if (adGroupId != null) {
searchQuery += String.format("AND ad_group.id = %d", adGroupId);
}
// Adds omit_unselected_resource_names=true to the PARAMETERS clause of the GAQL query, which
// excludes the resource names of all resources that aren't explicitly requested in the SELECT
// clause. Enabling this option reduces payload size, but if you plan to use a returned
// object in subsequent mutate operations, make sure you explicitly request its
// "resource_name" field in your SELECT clause.
//
// Read more about PARAMETERS:
// https://developers.google.com/google-ads/api/docs/query/structure#parameters
if (omitUnselectedResourceNames) {
searchQuery += " PARAMETERS omit_unselected_resource_names=true";
}
// Creates a request that will retrieve all keywords using pages of the specified page size.
SearchGoogleAdsRequest request =
SearchGoogleAdsRequest.newBuilder()
.setCustomerId(Long.toString(customerId))
.setPageSize(PAGE_SIZE)
.setQuery(searchQuery)
.build();
// Issues the search request.
SearchPagedResponse searchPagedResponse = googleAdsServiceClient.search(request);
// Iterates over all rows in all pages and prints the requested field values for the keyword
// in each row.
for (GoogleAdsRow googleAdsRow : searchPagedResponse.iterateAll()) {
AdGroup adGroup = googleAdsRow.getAdGroup();
AdGroupCriterion adGroupCriterion = googleAdsRow.getAdGroupCriterion();
KeywordInfo keywordInfo = adGroupCriterion.getKeyword();
String adGroupResourceNameStr =
(!omitUnselectedResourceNames)
? String.format(" and resource name '%s'", adGroup.getResourceName())
: "";
System.out.printf(
"Keyword with text '%s', match type '%s', criteria type '%s', and ID %d "
+ "was found in ad group with ID %d%s.%n",
keywordInfo.getText(),
keywordInfo.getMatchType(),
adGroupCriterion.getType(),
adGroupCriterion.getCriterionId(),
adGroup.getId(),
adGroupResourceNameStr);
}
}
}
}