modules/hibernate-5.3/src/main/java/org/apache/ignite/cache/hibernate/IgniteNaturalIdDataAccess.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */

package org.apache.ignite.cache.hibernate;

import org.apache.ignite.Ignite;
import org.hibernate.cache.CacheException;
import org.hibernate.cache.internal.DefaultCacheKeysFactory;
import org.hibernate.cache.spi.DomainDataRegion;
import org.hibernate.cache.spi.RegionFactory;
import org.hibernate.cache.spi.access.AccessType;
import org.hibernate.cache.spi.access.NaturalIdDataAccess;
import org.hibernate.cache.spi.access.SoftLock;
import org.hibernate.engine.spi.SharedSessionContractImplementor;
import org.hibernate.persister.entity.EntityPersister;

/**
 * Implementation of contract for managing transactional and concurrent access to cached naturalId data.
 */
public class IgniteNaturalIdDataAccess extends IgniteCachedDomainDataAccess implements NaturalIdDataAccess {
    /** Strategy access type. */
    private final AccessType accessType;

    /**
     * @param stgy Access strategy adapter.
     * @param accessType Access type.
     * @param regionFactory Region factory.
     * @param domainDataRegion Domain data region.
     * @param ignite Ignite instance.
     * @param cache Cache proxy.
     */
    public IgniteNaturalIdDataAccess(
        HibernateAccessStrategyAdapter stgy,
        AccessType accessType,
        RegionFactory regionFactory,
        DomainDataRegion domainDataRegion,
        Ignite ignite,
        HibernateCacheProxy cache
    ) {
        super(stgy, regionFactory, domainDataRegion, ignite, cache);

        this.accessType = accessType;
    }

    /** {@inheritDoc} */
    @Override public AccessType getAccessType() {
        return accessType;
    }

    /** {@inheritDoc} */
    @Override public Object generateCacheKey(Object[] naturalIdValues, EntityPersister persister, SharedSessionContractImplementor ses) {
        return DefaultCacheKeysFactory.staticCreateNaturalIdKey(naturalIdValues, persister, ses);
    }

    /** {@inheritDoc} */
    @Override public Object[] getNaturalIdValues(Object cacheKey) {
        return DefaultCacheKeysFactory.staticGetNaturalIdValues(cacheKey);
    }

    /** {@inheritDoc} */
    @Override public boolean insert(SharedSessionContractImplementor ses, Object key, Object val) throws CacheException {
        return stgy.insert(key, val);
    }

    /** {@inheritDoc} */
    @Override public boolean afterInsert(SharedSessionContractImplementor ses, Object key, Object val) throws CacheException {
        return stgy.afterInsert(key, val);
    }

    /** {@inheritDoc} */
    @Override public boolean update(SharedSessionContractImplementor ses, Object key, Object val) throws CacheException {
        return stgy.update(key, val);
    }

    /** {@inheritDoc} */
    @Override public boolean afterUpdate(
        SharedSessionContractImplementor ses,
        Object key,
        Object val,
        SoftLock lock
    ) throws CacheException {
        return stgy.afterUpdate(key, val);
    }
}