IndexerSQLMetadataStorageCoordinator should be renamed to SqlIndexerSQLMetadataStorageCoordinator because its interface name is IndexerMetadataStorageCoordinator and there is a convention in Java to make the interface name a suffix of the implementation class name.
IndexerSQLMetadataStorageCoordinatorshould be renamed toSqlIndexerSQLMetadataStorageCoordinatorbecause its interface name isIndexerMetadataStorageCoordinatorand there is a convention in Java to make the interface name a suffix of the implementation class name.