## Package org.springframework.transaction

Exception hierarchy for Spring's transaction infrastructure, independent of any specific transaction management system.

See:
Description

Interface Summary
PlatformTransactionManager: This is the central interface in Spring's transaction infrastructure.
SavepointManager: Interface that specifies an API to programmatically manage transaction savepoints in a generic fashion.
TransactionDefinition: Interface that defines Spring-compliant transaction properties.
TransactionStatus: Representation of the status of a transaction.

Exception Summary
CannotCreateTransactionException: Exception thrown when a transaction can't be created using an underlying transaction API such as JTA.
HeuristicCompletionException: Exception that represents a transaction failure caused by a heuristic decision on the side of the transaction coordinator.
IllegalTransactionStateException: Exception thrown when the existence or non-existence of a transaction amounts to an illegal state according to the transaction propagation behavior that applies.
InvalidIsolationLevelException: Exception that gets thrown when an invalid isolation level is specified, i.e. an isolation level that the transaction manager implementation doesn't support.
InvalidTimeoutException: Exception that gets thrown when an invalid timeout is specified, that is, the specified timeout valid is out of range or the transaction manager implementation doesn't support timeouts.
NestedTransactionNotSupportedException: Exception thrown when attempting to work with a nested transaction but nested transactions are not supported by the underlying backend.
NoTransactionException: Exception thrown when an operation is attempted that relies on an existing transaction (such as setting rollback status) and there is no existing transaction.
TransactionException: Superclass for all transaction exceptions.
TransactionSuspensionNotSupportedException: Exception thrown when attempting to suspend an existing transaction but transaction suspension is not supported by the underlying backend.
TransactionSystemException: Exception thrown when a general transaction system error is encountered, like on commit or rollback.
TransactionTimedOutException: Exception to be thrown when a transaction has timed out.
TransactionUsageException: Superclass for exceptions caused by inappropriate usage of a Spring transaction API.
UnexpectedRollbackException: Thrown when an attempt to commit a transaction resulted in an unexpected rollback.

## Package org.springframework.transaction Description

Exception hierarchy for Spring's transaction infrastructure, independent of any specific transaction management system. Contains transaction manager, definition, and status interfaces.

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