org.mobicents.media.server.mgcp.tx

Class TransactionManager

java.lang.Object

org.mobicents.media.server.mgcp.tx.TransactionManager

public class TransactionManager
extends Object

Implements pool of transactions.

Author:

yulian oifa, Henrique Rosa (henrique.rosa@telestax.com)

Field Summary

Fields

Modifier and Type	Field and Description
protected CallManager	callManager
protected NamingTree	namingService
protected MgcpProvider	provider

Constructor Summary

Constructors

Constructor and Description
TransactionManager(org.mobicents.media.server.scheduler.Clock clock, org.mobicents.media.server.scheduler.Scheduler scheduler, int size) Creates new transaction's pool.

Method Summary

Methods

Modifier and Type	Method and Description
Transaction	allocateNew(int id)
Transaction	find(int id) Find active transaction with specified identifier.
Transaction	findByTransactionNumber(int transactionNumber) Finds a transaction by number (rather than unique transaction ID) in the active transaction pool.
long	getTime() Provides access to the wall clock.
protected int	nextID() Generates unique transaction identifier.
protected int	remainder() Gets the remainder of unused transaction objects.
org.mobicents.media.server.scheduler.Scheduler	scheduler() Gets the access to the scheduler.
void	setCallManager(CallManager callManager)
void	setMgcpProvider(MgcpProvider provider) Assigns MGCP provider.
void	setNamingService(NamingTree namingService) Associates endpoint naming service.
void	start()
protected void	terminate(Transaction t) Terminates active transaction.

Methods inherited from class java.lang.Object

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

Field Detail

callManager

protected CallManager callManager

provider

protected MgcpProvider provider

namingService

protected NamingTree namingService

Constructor Detail

TransactionManager

public TransactionManager(org.mobicents.media.server.scheduler.Clock clock,
                  org.mobicents.media.server.scheduler.Scheduler scheduler,
                  int size)

Creates new transaction's pool.

Parameters:

clock - The wall clock of the server.

scheduler - The job scheduler

size - The size of the pool.

Method Detail

start

public void start()

setNamingService

public void setNamingService(NamingTree namingService)

Associates endpoint naming service.

Parameters:

namingService - the endpoint naming service.

scheduler

public org.mobicents.media.server.scheduler.Scheduler scheduler()

Gets the access to the scheduler.

Returns:

job scheduler.

getTime

public long getTime()

Provides access to the wall clock.

Returns:

time measured by wall clock.

setCallManager

public void setCallManager(CallManager callManager)

setMgcpProvider

public void setMgcpProvider(MgcpProvider provider)

Assigns MGCP provider.

Parameters:

provider - mgcp provider instance

find

public Transaction find(int id)

Find active transaction with specified identifier.

Parameters:

id - the transaction identifier.

Returns:

transaction object or null if does not exist.

findByTransactionNumber

public Transaction findByTransactionNumber(int transactionNumber)

Finds a transaction by number (rather than unique transaction ID) in the active transaction pool.

Parameters:

transactionNumber - the number of the transaction to look for

Returns:

The transaction with the desired number. Returns null if none matches criteria.

allocateNew

public Transaction allocateNew(int id)

terminate

protected void terminate(Transaction t)

Terminates active transaction.

Parameters:

t - the transaction to be terminated

nextID

protected int nextID()

Generates unique transaction identifier.

Returns:

unique integer identifier.

remainder

protected int remainder()

Gets the remainder of unused transaction objects. Used for test purpose.

Returns:

the number of available transaction objects.