org.jnosql.artemis.elasticsearch.document.DefaultElasticsearchTemplateAsync Maven / Gradle / Ivy

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/*
 *  Copyright (c) 2017 Otávio Santana and others
 *   All rights reserved. This program and the accompanying materials
 *   are made available under the terms of the Eclipse Public License v1.0
 *   and Apache License v2.0 which accompanies this distribution.
 *   The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 *   and the Apache License v2.0 is available at http://www.opensource.org/licenses/apache2.0.php.
 *
 *   You may elect to redistribute this code under either of these licenses.
 *
 *   Contributors:
 *
 *   Otavio Santana
 */
package org.jnosql.artemis.elasticsearch.document;


import org.elasticsearch.index.query.QueryBuilder;
import org.jnosql.artemis.document.AbstractDocumentTemplateAsync;
import org.jnosql.artemis.document.DocumentEntityConverter;
import org.jnosql.diana.api.ExecuteAsyncQueryException;
import org.jnosql.diana.api.document.DocumentCollectionManagerAsync;
import org.jnosql.diana.api.document.DocumentEntity;
import org.jnosql.diana.elasticsearch.document.ElasticsearchDocumentCollectionManagerAsync;

import javax.enterprise.inject.Instance;
import javax.enterprise.inject.Typed;
import javax.inject.Inject;
import java.util.List;
import java.util.Objects;
import java.util.function.Consumer;

import static java.util.stream.Collectors.toList;

/**
 * The default implementation of {@link ElasticsearchTemplateAsync}
 */
@Typed(ElasticsearchTemplateAsync.class)
class DefaultElasticsearchTemplateAsync extends AbstractDocumentTemplateAsync implements
        ElasticsearchTemplateAsync {

    private DocumentEntityConverter converter;

    private Instance manager;

    @Inject
    DefaultElasticsearchTemplateAsync(DocumentEntityConverter converter,
                                      Instance manager) {
        this.converter = converter;
        this.manager = manager;
    }

    DefaultElasticsearchTemplateAsync() {
    }

    @Override
    protected DocumentEntityConverter getConverter() {
        return converter;
    }

    @Override
    protected DocumentCollectionManagerAsync getManager() {
        return manager.get();
    }

    @Override
    public  void search(QueryBuilder query, Consumer> callBack, String... types) throws NullPointerException, ExecuteAsyncQueryException {
        Objects.requireNonNull(query, "query is required");
        Objects.requireNonNull(callBack, "callBack is required");

        Consumer> dianaCallBack = d -> {
            callBack.accept(
                    d.stream()
                            .map(getConverter()::toEntity)
                            .map(o -> (T) o)
                            .collect(toList()));
        };
        manager.get().search(query, dianaCallBack, types);
    }
}