org.geotools.arcsde.jndi

Class SharedSessionPool

Object

SharedSessionPool

All Implemented Interfaces:

ISessionPool

public final class SharedSessionPool
extends Object
implements ISessionPool

A session pool that is not closable and hence can be shared between different applications/datastores when referenced by a JNDI context.

Since:

2.5.7

Author:

Gabriel Roldan (OpenGeo)

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	SharedSessionPool(ISessionPool delegate)

Method Summary

Modifier and Type	Method and Description
void	close() closes all connections in this pool.
protected void	finalize()
int	getAvailableCount() Returns the number of idle connections
ArcSDEConnectionConfig	getConfig()
static ISessionPool	getInstance(ArcSDEConnectionConfig config, ISessionPoolFactory factory)
int	getInUseCount() Number of active sessions.
int	getPoolSize() returns the number of actual connections held by this connection pool.
ISession	getSession() Shortcut for getSession(true)
ISession	getSession(boolean transactional) Grab a session from the pool, this session is the responsibility of the calling code and must be closed after use.
boolean	isClosed() Returns whether this pool is closed
String	toString()

Methods inherited from class Object

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

Constructor Detail

SharedSessionPool

protected SharedSessionPool(ISessionPool delegate)
                     throws IOException

Throws:

IOException

Method Detail

getInstance

public static ISessionPool getInstance(ArcSDEConnectionConfig config,
                                       ISessionPoolFactory factory)
                                throws IOException

Throws:

IOException

finalize

protected void finalize()

Overrides:

finalize in class Object

close

public void close()

Description copied from interface: ISessionPool

closes all connections in this pool. The first call closes all SeConnections, further calls have no effect.

Specified by:

close in interface ISessionPool

See Also:

ISessionPool.close()

getAvailableCount

public int getAvailableCount()

Description copied from interface: ISessionPool

Returns the number of idle connections

Specified by:

getAvailableCount in interface ISessionPool

See Also:

ISessionPool.getAvailableCount()

getConfig

public ArcSDEConnectionConfig getConfig()

Specified by:

getConfig in interface ISessionPool

See Also:

ISessionPool.getConfig()

getInUseCount

public int getInUseCount()

Description copied from interface: ISessionPool

Number of active sessions.

Specified by:

getInUseCount in interface ISessionPool

Returns:

Number of active session; used to monitor the live pool.

See Also:

ISessionPool.getInUseCount()

getPoolSize

public int getPoolSize()

Description copied from interface: ISessionPool

returns the number of actual connections held by this connection pool. In other words, the sum of used and available connections, regardless

Specified by:

getPoolSize in interface ISessionPool

See Also:

ISessionPool.getPoolSize()

getSession

public ISession getSession()
                    throws IOException,
                           UnavailableConnectionException

Description copied from interface: ISessionPool

Shortcut for getSession(true)

Specified by:

getSession in interface ISessionPool

Throws:

IOException

UnavailableConnectionException

See Also:

ISessionPool.getSession()

getSession

public ISession getSession(boolean transactional)
                    throws IOException,
                           UnavailableConnectionException

Description copied from interface: ISessionPool

Grab a session from the pool, this session is the responsibility of the calling code and must be closed after use.

Specified by:

getSession in interface ISessionPool

Parameters:

transactional - whether the session is intended to be used on a transaction, so the pool may choose to reuse or not a connection.

Returns:

A Session, when close() is called it will be recycled into the pool

Throws:

IOException - If we could not get a connection

UnavailableConnectionException - If we are out of connections

See Also:

ISessionPool.getSession(boolean)

isClosed

public boolean isClosed()

Description copied from interface: ISessionPool

Returns whether this pool is closed

Specified by:

isClosed in interface ISessionPool

Returns:

See Also:

ISessionPool.isClosed()

toString

public String toString()

Overrides:

toString in class Object