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SearchWithBoostSpec.java
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SearchWithBoostSpec.java
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/*
* Copyright 2022 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.
*/
// [START retail_search_product_with_boost_spec]
/*
* Call Retail API to search for a products in a catalog, rerank the
* results boosting or burying the products that match defined condition.
*/
package search;
import com.google.cloud.retail.v2.SearchRequest;
import com.google.cloud.retail.v2.SearchRequest.BoostSpec;
import com.google.cloud.retail.v2.SearchRequest.BoostSpec.ConditionBoostSpec;
import com.google.cloud.retail.v2.SearchResponse;
import com.google.cloud.retail.v2.SearchServiceClient;
import java.io.IOException;
import java.util.UUID;
public class SearchWithBoostSpec {
public static void main(String[] args) throws IOException {
String projectNumber = System.getenv("PROJECT_NUMBER");
String defaultCatalogName =
String.format("projects/%s/locations/global/catalogs/default_catalog", projectNumber);
String defaultSearchPlacementName = defaultCatalogName + "/placements/default_search";
search(defaultSearchPlacementName);
}
/**
* Call the retail search.
*
* @return SearchResponse.
* @throws IOException if endpoint is not provided.
*/
public static SearchResponse search(String defaultSearchPlacementName) throws IOException {
// TRY DIFFERENT CONDITIONS HERE:
String condition = "(colorFamilies: ANY(\"Blue\"))";
float boost = 0.0f;
SearchRequest searchRequest =
getSearchRequest("Tee", condition, boost, defaultSearchPlacementName);
SearchResponse searchResponse =
SearchServiceClient.create().search(searchRequest).getPage().getResponse();
System.out.println("Search response: " + searchResponse);
return searchResponse;
}
/**
* Get search service request.
*
* @param query search keyword.
* @param condition provides search clarification.
* @param boostStrength is a rate of boost strength.
* @return SearchRequest.
*/
public static SearchRequest getSearchRequest(
String query, String condition, float boostStrength, String defaultSearchPlacementName) {
int pageSize = 10;
String visitorId = UUID.randomUUID().toString();
BoostSpec boostSpec =
BoostSpec.newBuilder()
.addConditionBoostSpecs(
ConditionBoostSpec.newBuilder()
.setCondition(condition)
.setBoost(boostStrength)
.build())
.build();
SearchRequest searchRequest =
SearchRequest.newBuilder()
.setPlacement(defaultSearchPlacementName)
.setQuery(query)
.setVisitorId(visitorId)
.setBoostSpec(boostSpec)
.setPageSize(pageSize)
.build();
System.out.println("Search request: " + searchRequest);
return searchRequest;
}
}
// [END retail_search_product_with_boost_spec]