io.trino.plugin.hudi.HudiMetadataFactory Maven / Gradle / Ivy
/*
* 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.
*/
package io.trino.plugin.hudi;
import com.google.inject.Inject;
import io.trino.filesystem.TrinoFileSystemFactory;
import io.trino.plugin.hive.metastore.HiveMetastoreFactory;
import io.trino.plugin.hive.metastore.cache.CachingHiveMetastore;
import io.trino.spi.security.ConnectorIdentity;
import io.trino.spi.type.TypeManager;
import java.util.Optional;
import static io.trino.plugin.hive.metastore.cache.CachingHiveMetastore.createPerTransactionCache;
import static java.util.Objects.requireNonNull;
public class HudiMetadataFactory
{
private final HiveMetastoreFactory metastoreFactory;
private final TrinoFileSystemFactory fileSystemFactory;
private final TypeManager typeManager;
private final long perTransactionMetastoreCacheMaximumSize;
@Inject
public HudiMetadataFactory(HiveMetastoreFactory metastoreFactory, TrinoFileSystemFactory fileSystemFactory, TypeManager typeManager, HudiConfig hudiConfig)
{
this.metastoreFactory = requireNonNull(metastoreFactory, "metastore is null");
this.fileSystemFactory = requireNonNull(fileSystemFactory, "fileSystemFactory is null");
this.typeManager = requireNonNull(typeManager, "typeManager is null");
this.perTransactionMetastoreCacheMaximumSize = hudiConfig.getPerTransactionMetastoreCacheMaximumSize();
}
public HudiMetadata create(ConnectorIdentity identity)
{
CachingHiveMetastore cachingHiveMetastore = createPerTransactionCache(metastoreFactory.createMetastore(Optional.of(identity)), perTransactionMetastoreCacheMaximumSize);
return new HudiMetadata(cachingHiveMetastore, fileSystemFactory, typeManager);
}
}