com.jolbox.bonecp

Class AbstractConnectionStrategy

java.lang.Object

com.jolbox.bonecp.AbstractConnectionStrategy

All Implemented Interfaces:

ConnectionStrategy, Serializable

Direct Known Subclasses:

CachedConnectionStrategy, DefaultConnectionStrategy

public abstract class AbstractConnectionStrategy
extends Object
implements ConnectionStrategy, Serializable

Parent class for the different pool strategies.

Author:

wallacew

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected BoneCP	pool Pool handle
protected Lock	terminationLock Prevent repeated termination of all connections when the DB goes down.

Constructor Summary

Constructors

Constructor and Description
AbstractConnectionStrategy()

Method Summary

Methods

Modifier and Type	Method and Description
void	cleanupConnection(ConnectionHandle oldHandle, ConnectionHandle newHandle) Give a chance to do some cleanups before closing off the connection.
Connection	getConnection() Obtains a connection using the configured strategy.
protected abstract Connection	getConnectionInternal() Actual call that returns a connection
ConnectionHandle	pollConnection() Obtains a connection using the configured strategy without blocking.
protected void	postConnection(ConnectionHandle handle, long statsObtainTime) After obtaining a connection, perform additional tasks.
protected long	preConnection() Prep for a new connection

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.jolbox.bonecp.ConnectionStrategy

terminateAllConnections

Field Detail

pool

protected BoneCP pool

Pool handle

terminationLock

protected Lock terminationLock

Prevent repeated termination of all connections when the DB goes down.

Constructor Detail

AbstractConnectionStrategy

public AbstractConnectionStrategy()

Method Detail

preConnection

protected long preConnection()
                      throws SQLException

Prep for a new connection

Returns:

if stats are enabled, return the nanoTime when this connection was requested.

Throws:

SQLException

postConnection

protected void postConnection(ConnectionHandle handle,
                  long statsObtainTime)

After obtaining a connection, perform additional tasks.

Parameters:

handle -

statsObtainTime -

getConnection

public Connection getConnection()
                         throws SQLException

Description copied from interface: ConnectionStrategy

Obtains a connection using the configured strategy. Main entry point.

Specified by:

getConnection in interface ConnectionStrategy

Returns:

Connection

Throws:

SQLException - on error

getConnectionInternal

protected abstract Connection getConnectionInternal()
                                             throws SQLException

Actual call that returns a connection

Returns:

Connection

Throws:

SQLException

pollConnection

public ConnectionHandle pollConnection()

Description copied from interface: ConnectionStrategy

Obtains a connection using the configured strategy without blocking.

Specified by:

pollConnection in interface ConnectionStrategy

Returns:

Connection

cleanupConnection

public void cleanupConnection(ConnectionHandle oldHandle,
                     ConnectionHandle newHandle)

Description copied from interface: ConnectionStrategy

Give a chance to do some cleanups before closing off the connection.

Specified by:

cleanupConnection in interface ConnectionStrategy