T - The type of object returned from applying this callbackpublic interface GraphCallback<T>
Session to be executed in a transaction
and with access to the underlying OGM meta-data.T apply(Request requestHandler, Transaction transaction, MetaData metaData)
Session in a transaction to perform some arbitrary database operation.requestHandler - The Request for communication with the databasetransaction - The Transaction in which the database communication is taking placemetaData - The mapping MetaData that pertains to the current sessionnull) based on the desired behaviour of this callback functionCopyright © 2016 Neo Technology, Inc.. All rights reserved.