OSID - osid.transaction.TransactionProxyManager Service Interface Definition

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