com.google.cloud.datastore

Interface Datastore.TransactionCallable<T>

Type Parameters:

T - the type of the return value

Enclosing interface:

Datastore

public static interface Datastore.TransactionCallable<T>

A callback for running with a transactional DatastoreReaderWriter. The associated transaction will be committed after a successful return from the run method. Any propagated exception will cause the transaction to be rolled-back.

Method Summary

Methods

Modifier and Type	Method and Description
T	run(DatastoreReaderWriter readerWriter)

Method Detail

run

T run(DatastoreReaderWriter readerWriter)
      throws Exception

Throws:

Exception