org.springframework.data.aerospike.index.ReactiveAerospikePersistenceEntityIndexCreator Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of spring-data-aerospike Show documentation
There is a newer version: 4.8.0
Show newest version
/*
 * Copyright 2020 the original author or authors.
 *
 * 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 org.springframework.data.aerospike.index;

import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.ObjectProvider;
import org.springframework.data.aerospike.IndexAlreadyExistsException;
import org.springframework.data.aerospike.core.ReactiveAerospikeTemplate;
import org.springframework.data.aerospike.mapping.AerospikeMappingContext;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;

import java.util.Set;

/**
 * @author Taras Danylchuk
 */
@Slf4j
public class ReactiveAerospikePersistenceEntityIndexCreator extends BaseAerospikePersistenceEntityIndexCreator {

    private final ReactiveAerospikeTemplate template;

    public ReactiveAerospikePersistenceEntityIndexCreator(ObjectProvider mappingContext,
                                                          boolean createIndexesOnStartup,
                                                          AerospikeIndexResolver aerospikeIndexResolver,
                                                          ReactiveAerospikeTemplate template) {
        super(mappingContext, createIndexesOnStartup, aerospikeIndexResolver);
        this.template = template;
    }

    @Override
    protected void installIndexes(Set indexes) {
        Flux.fromIterable(indexes)
            .flatMap(this::installIndex)
            .then()
            //blocking for having context fail fast in case any issues with index creation
            .block();
    }

    private Mono installIndex(AerospikeIndexDefinition index) {
        log.debug("Installing aerospike index: {}...", index);
        return template.createIndex(index.getEntityClass(), index.getName(), index.getFieldName(), index.getType(),
                index.getCollectionType())
            .doOnSuccess(__ -> log.info("Installed aerospike index: {} successfully.", index))
            .onErrorResume(IndexAlreadyExistsException.class, e -> onIndexAlreadyExists(e, index))
            .doOnError(throwable -> log.error("Failed to install aerospike index: " + index, throwable));
    }

    private Mono onIndexAlreadyExists(Throwable throwable, AerospikeIndexDefinition indexDefinition) {
        log.info("Skipping index [{}] creation. Index with the same name already exists. {}", indexDefinition,
            throwable.getMessage());
        return Mono.empty();
    }
}