transaction
Class TransactionManagerImpl

java.lang.Object
  transaction.TransactionManagerImpl

All Implemented Interfaces:

java.rmi.Remote, ITransactionManager

public class TransactionManagerImpl
extends java.lang.Object
implements ITransactionManager

Field Summary

Fields inherited from interface transaction.ITransactionManager

RMI_TM_NAME

Constructor Summary

TransactionManagerImpl()

Method Summary

boolean	abort(int xid) Abort a distributed transaction.
int	begin() Begin a new distributed transaction.
boolean	commit(int xid) Commit a distributed transaction.
boolean	enlist(java.lang.String resourceManagerRMIName, int globalXID) Enlist a resource manager with the given name to the list of participants for the given distributed transaction.

Methods inherited from class java.lang.Object

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

Constructor Detail

TransactionManagerImpl

public TransactionManagerImpl()

Method Detail

abort

public boolean abort(int xid)
              throws TransactionAbortedException,
                     InvalidTransactionException,
                     java.rmi.RemoteException

Description copied from interface: ITransactionManager

Abort a distributed transaction.

Specified by:

abort in interface ITransactionManager

Parameters:

xid - the id of the distributed transaction

Returns:

true on success, false otherwise

Throws:

TransactionAbortedException

InvalidTransactionException

java.rmi.RemoteException

begin

public int begin()
          throws java.rmi.RemoteException

Description copied from interface: ITransactionManager

Begin a new distributed transaction.

Specified by:

begin in interface ITransactionManager

Returns:

a globally unique transaction id

Throws:

java.rmi.RemoteException

commit

public boolean commit(int xid)
               throws TransactionAbortedException,
                      InvalidTransactionException,
                      java.rmi.RemoteException

Description copied from interface: ITransactionManager

Commit a distributed transaction. Initializes the 2PC protocol.

Specified by:

commit in interface ITransactionManager

Parameters:

xid - the id of the distributed transaction

Returns:

true on success, false otherwise

Throws:

TransactionAbortedException

InvalidTransactionException

java.rmi.RemoteException

enlist

public boolean enlist(java.lang.String resourceManagerRMIName,
                      int globalXID)

Description copied from interface: ITransactionManager

Enlist a resource manager with the given name to the list of participants for the given distributed transaction.

Specified by:

enlist in interface ITransactionManager

Parameters:

resourceManagerRMIName - the RMI name of the RM

globalXID - the id of the distributed transaction

Returns:

true on success, false otherwise