org.jacorb.transaction
Class TransactionCurrentImpl

java.lang.Object
  org.omg.CORBA.LocalObject
      org.jacorb.transaction.TransactionCurrentImpl

All Implemented Interfaces:

Serializable, Current, CurrentOperations, Object, IDLEntity

public class TransactionCurrentImpl
extends LocalObject
implements Current

This class represents the transaction current. It is a very simple implementation wich mostly maps to the methods in the control.

Author:

Nicolas Noffke, Vladimir Mencl

See Also:

Serialized Form

Constructor Summary

TransactionCurrentImpl()
Creates a non-functional current.

TransactionCurrentImpl(ORB orb, int slot_id)

Method Summary

void	begin() Start a new transaction.
void	commit(boolean report_heuristics)
Control	get_control() This and the following method should actually throw NoTransaction, but that is against the spec.
Status	get_status()
String	get_transaction_name()
static Control	getControl(ORB orb) This method is a convenience method for the server programmer the exctract the Control from the PICurrent.
void	resume(Control which)
void	rollback_only()
void	rollback()
void	set_timeout(int seconds)
void	setCurrentThreadContext(Control control)
Control	suspend()

Methods inherited from class org.omg.CORBA.LocalObject

_create_request, _create_request, _duplicate, _get_domain_managers, _get_interface_def, _get_interface, _get_policy, _hash, _invoke, _is_a, _is_equivalent, _is_local, _non_existent, _orb, _release, _releaseReply, _request, _request, _servant_postinvoke, _servant_preinvoke, _set_policy_override, validate_connection

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.omg.CORBA.Object

_create_request, _create_request, _duplicate, _get_domain_managers, _get_interface_def, _get_policy, _hash, _is_a, _is_equivalent, _non_existent, _release, _request, _set_policy_override

Constructor Detail

TransactionCurrentImpl

public TransactionCurrentImpl(ORB orb,
                              int slot_id)

TransactionCurrentImpl

public TransactionCurrentImpl()

Creates a non-functional current.

Method Detail

getControl

public static Control getControl(ORB orb)

This method is a convenience method for the server programmer the exctract the Control from the PICurrent.

begin

public void begin()
           throws SubtransactionsUnavailable

Start a new transaction. The propagation context will be transfered on ALL communication (~1k extra data) from now on, until the transaction is committed or rolled back.
NOTICE: the PropagationContext might not be set up fully compliant to the Spec.

Throws:

SubtransactionsUnavailable

commit

public void commit(boolean report_heuristics)
            throws NoTransaction,
                   HeuristicMixed,
                   HeuristicHazard

Throws:

NoTransaction

HeuristicMixed

HeuristicHazard

get_control

public Control get_control()

This and the following method should actually throw NoTransaction, but that is against the spec.

get_status

public Status get_status()

get_transaction_name

public String get_transaction_name()

resume

public void resume(Control which)
            throws InvalidControl

Throws:

InvalidControl

rollback

public void rollback()
              throws NoTransaction

Throws:

NoTransaction

rollback_only

public void rollback_only()
                   throws NoTransaction

Throws:

NoTransaction

set_timeout

public void set_timeout(int seconds)

suspend

public Control suspend()

setCurrentThreadContext

public void setCurrentThreadContext(Control control)