/*
* Hibernate Search, full-text search for your domain model
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.search.elasticsearch.work.impl;
import java.util.HashSet;
import java.util.Set;
import org.elasticsearch.client.Response;
import org.hibernate.search.elasticsearch.client.impl.ElasticsearchRequest;
import org.hibernate.search.elasticsearch.client.impl.Paths;
import org.hibernate.search.elasticsearch.client.impl.URLEncodedString;
import org.hibernate.search.elasticsearch.work.impl.builder.FlushWorkBuilder;
import org.hibernate.search.elasticsearch.work.impl.builder.RefreshWorkBuilder;
import org.hibernate.search.elasticsearch.work.impl.factory.ElasticsearchWorkFactory;
import com.google.gson.JsonObject;
/**
* A flush work for ES5, using the Flush API then the Refresh API.
* <p>
* This is necessary because the "refresh" parameter in the Flush API has been removed
* in ES5 (elasticsearch/elasticsearch:7cc48c8e8723d3b31fbcb371070bc2a8d87b1f7e).
*
* @author Yoann Rodiere
*/
public class ES5FlushWork extends SimpleElasticsearchWork<Void> {
private final ElasticsearchWork<?> refreshWork;
protected ES5FlushWork(Builder builder) {
super( builder );
this.refreshWork = builder.buildRefreshWork();
}
@Override
protected void afterSuccess(ElasticsearchWorkExecutionContext executionContext) {
super.afterSuccess( executionContext );
refreshWork.execute( executionContext );
}
@Override
protected Void generateResult(ElasticsearchWorkExecutionContext context, Response response, JsonObject parsedResponseBody) {
return null;
}
public static class Builder
extends SimpleElasticsearchWork.Builder<Builder>
implements FlushWorkBuilder {
private final RefreshWorkBuilder refreshWorkBuilder;
private final Set<URLEncodedString> indexNames = new HashSet<>();
public Builder(ElasticsearchWorkFactory workFactory) {
super( null, DefaultElasticsearchRequestSuccessAssessor.INSTANCE );
this.refreshWorkBuilder = workFactory.refresh();
}
@Override
public Builder index(URLEncodedString indexName) {
this.indexNames.add( indexName );
this.refreshWorkBuilder.index( indexName );
return this;
}
@Override
protected ElasticsearchRequest buildRequest() {
ElasticsearchRequest.Builder builder =
ElasticsearchRequest.post();
if ( !indexNames.isEmpty() ) {
builder.multiValuedPathComponent( indexNames );
}
builder.pathComponent( Paths._FLUSH );
return builder.build();
}
protected ElasticsearchWork<?> buildRefreshWork() {
return refreshWorkBuilder.build();
}
@Override
public ES5FlushWork build() {
return new ES5FlushWork( this );
}
}
}