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Java Source Code / Java Documentation » Net » Coadunation_1.0.1 » com.rift.coad.daemon.messageservice.named 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   com.rift.coad.daemon.messageservice.named.NamedMemoryQueue

NamedMemoryQueue
public class NamedMemoryQueue implements XAResource(Code)
This object is responsible for acting as the none volitile part of the named queue.
author:
   Brett Chaldecott

Inner Class :public class Changes

Field Summary
protected static  Loggerlog
    

Constructor Summary
public  NamedMemoryQueue(String queueName)
    

Method Summary
public  voidaddMessage(MessageManager messageManager)
     This method adds a message to the queue.
public  voidcommit(Xid xid, boolean b)
     This method is called to commit the specified transaction.
public  voidend(Xid xid, int i)
     The resource manager has dissociated this object from the transaction.
public  voidforget(Xid xid)
     The transaction has been completed and must be forgotten.
public static  NamedMemoryQueuegetInstance(String queueName)
     This object is responsible for returning returning an instance of the named memory queue identified by the queuename.
public synchronized  ListgetMessages()
     This method returns the list of messages for this queue.
public  intgetTransactionTimeout()
     This method returns the transaction timeout for this object.
public  booleanisSameRM(XAResource xAResource)
     This method returns true if this object is the resource manager getting queried.
public static  ListlistQueues()
     This method lists the queues currently in memory.
public synchronized  Messagepoll(long delay)
     This method returns the first message on the list.
public  intprepare(Xid xid)
     This is called before a transaction is committed.
public synchronized  voidpurge()
     This method is responsible for purging the contents of the named message queue.
public  Xid[]recover(int i)
     This method returns the list of transaction branches for this resource manager.
public  voidrollback(Xid xid)
     This method is called to roll back the specified transaction.
public  booleansetTransactionTimeout(int i)
     This method sets the transaction timeout for this resource manager.
public  voidstart(Xid xid, int i)
     This method is called to start a transaction on a resource manager.

Field Detail
log
protected static Logger log(Code)




Constructor Detail
NamedMemoryQueue
public NamedMemoryQueue(String queueName) throws MessageServiceException(Code)
Creates a new instance of QueueMemoryIndex
Parameters:
  queueName - The name of the queue to instanciate.
exception:
  MessageServiceException -




Method Detail
addMessage
public void addMessage(MessageManager messageManager) throws MessageServiceException(Code)
This method adds a message to the queue.
Parameters:
  messageManager - The message manager.



commit
public void commit(Xid xid, boolean b) throws XAException(Code)
This method is called to commit the specified transaction.
Parameters:
  xid - The id of the transaction to commit.
Parameters:
  onePhase - If true a one phase commit should be used.
exception:
  XAException -



end
public void end(Xid xid, int i) throws XAException(Code)
The resource manager has dissociated this object from the transaction.
Parameters:
  xid - The id of the transaction that is getting ended.
Parameters:
  flags - The flags associated with this operation.
exception:
  XAException -



forget
public void forget(Xid xid) throws XAException(Code)
The transaction has been completed and must be forgotten.
Parameters:
  xid - The id of the transaction to forget.
exception:
  XAException -



getInstance
public static NamedMemoryQueue getInstance(String queueName) throws MessageServiceException(Code)
This object is responsible for returning returning an instance of the named memory queue identified by the queuename. If not found it returns null. The reference to the named memory queueu.
Parameters:
  queueName - The name of the queue to retrieve.
exception:
  MessageServiceException -



getMessages
public synchronized List getMessages() throws MessageServiceException(Code)
This method returns the list of messages for this queue. The list of messages in the queue.
exception:
  MessageServiceException -



getTransactionTimeout
public int getTransactionTimeout() throws XAException(Code)
This method returns the transaction timeout for this object. The int containing the transaction timeout.
exception:
  XAException -



isSameRM
public boolean isSameRM(XAResource xAResource) throws XAException(Code)
This method returns true if this object is the resource manager getting queried. TRUE if this is the resource manager, FALSE if not.
Parameters:
  xaResource - The resource to perform the check against.
exception:
  XAException -



listQueues
public static List listQueues() throws MessageServiceException(Code)
This method lists the queues currently in memory.
Parameters:
  list - The list of named queues.
exception:
  MessageServiceException -



poll
public synchronized Message poll(long delay) throws MessageServiceException(Code)
This method returns the first message on the list.



prepare
public int prepare(Xid xid) throws XAException(Code)
This is called before a transaction is committed. The results of the transaction.
Parameters:
  xid - The id of the transaction to check against.
exception:
  XAException -



purge
public synchronized void purge() throws MessageServiceException(Code)
This method is responsible for purging the contents of the named message queue.
exception:
  MessageServiceException -



recover
public Xid[] recover(int i) throws XAException(Code)
This method returns the list of transaction branches for this resource manager. The list of resource branches.
Parameters:
  flags - The flags
exception:
  XAException -



rollback
public void rollback(Xid xid) throws XAException(Code)
This method is called to roll back the specified transaction.
Parameters:
  xid - The id of the transaction to roll back.
exception:
  XAException -



setTransactionTimeout
public boolean setTransactionTimeout(int i) throws XAException(Code)
This method sets the transaction timeout for this resource manager. TRUE if the transaction timeout can be set successfully.
Parameters:
  transactionTimeout - The new transaction timeout value.
exception:
  XAException -



start
public void start(Xid xid, int i) throws XAException(Code)
This method is called to start a transaction on a resource manager.
Parameters:
  xid - The id of the new transaction.
Parameters:
  flags - The flags associated with the transaction.
exception:
  XAException -



Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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