OSID - osid.transaction.TransactionManager Service Interface Definition

Interface	osid.transaction.TransactionManager
Implements	`osid.OsidManager`
Implements	`osid.transaction.TransactionProfile`
Description	Gets the `OsidSession` associated with the transaction service.
Method	getTransactionSession
Description	Gets the `OsidSession` associated with the transaction service.
Return	`osid.transaction.TransactionSession`	a transaction session
Errors	OPERATION_FAILED	unable to complete request
	PERMISSION_DENIED	authorization failure occurred
	UNIMPLEMENTED	`supportsTransactions()` is false
Compliance	`mandatory`	This method must be implemented.