com.atomikos.datasource.pool
Class ConnectionPool

java.lang.Object
  com.atomikos.datasource.pool.ConnectionPool

All Implemented Interfaces:

XPooledConnectionEventListener

public class ConnectionPool
extends Object
implements XPooledConnectionEventListener

Field Summary

static int

DEFAULT_MAINTENANCE_INTERVAL

Constructor Summary

ConnectionPool(ConnectionFactory connectionFactory, ConnectionPoolProperties properties)

Method Summary

int	availableSize() The amount of pooled connections in state available.
Reapable	borrowConnection(HeuristicMessage hmsg) Borrows a connection from the pool.
void	destroy()
void	onXPooledConnectionTerminated(XPooledConnection connection) fired when a connection changed its state to terminated
String	toString()
int	totalSize() The total amount of pooled connections in any state.

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_MAINTENANCE_INTERVAL

public static final int DEFAULT_MAINTENANCE_INTERVAL

See Also:

Constant Field Values

Constructor Detail

ConnectionPool

public ConnectionPool(ConnectionFactory connectionFactory,
                      ConnectionPoolProperties properties)
               throws ConnectionPoolException

Throws:

ConnectionPoolException

Method Detail

borrowConnection

public Reapable borrowConnection(HeuristicMessage hmsg)
                          throws CreateConnectionException,
                                 PoolExhaustedException,
                                 ConnectionPoolException

Borrows a connection from the pool.

Parameters:

hmsg - The heuristic message to get the connection with.

Returns:

The connection as Reapable.

Throws:

CreateConnectionException - If the pool attempted to grow but failed.

PoolExhaustedException - If the pool could not grow because it is exhaused.

ConnectionPoolException - Other errors.

destroy

public void destroy()

availableSize

public int availableSize()

The amount of pooled connections in state available.

Returns:

the amount of pooled connections in state available.

totalSize

public int totalSize()

The total amount of pooled connections in any state.

Returns:

the total amount of pooled connections in any state

onXPooledConnectionTerminated

public void onXPooledConnectionTerminated(XPooledConnection connection)

Description copied from interface: XPooledConnectionEventListener

fired when a connection changed its state to terminated

Specified by:

onXPooledConnectionTerminated in interface XPooledConnectionEventListener

toString

public String toString()

Overrides:

toString in class Object