org.logicalcobwebs.proxool
Class SimpoolAdapter

java.lang.Object
  org.logicalcobwebs.proxool.SimpoolAdapter

All Implemented Interfaces:

ConnectionAdapterIF

public class SimpoolAdapter
extends java.lang.Object
implements ConnectionAdapterIF

This is the simplest pool you can get. It isn�t thread safe. It isn't robust. But it is fast. We use it as our bench mark on how could we should strive to be. Provides Simpool connections to the ScriptFacade

Since:

Proxool 0.5

Version:

$Revision: 1.11 $, $Date: 2003/03/04 10:24:40 $

Author:

Bill Horsman (bill@logicalcobwebs.co.uk), $Author: billhorsman $ (current maintainer)

Field Summary

private java.sql.Connection[]	connections
private int	index
private static Log	LOG

Constructor Summary

SimpoolAdapter()

Method Summary

void	closeConnection(java.sql.Connection connection) This gives the adapter the flexibilty of closing the connection for real or just putting it back in a pool.
java.sql.Connection	getConnection() Simply get a connection (using the definitions defined in ConnectionAdapterIF.setup(java.lang.String, java.lang.String, java.util.Properties)
java.lang.String	getName() Convenient name so we can identify this adapter in logs.
void	setup(java.lang.String driver, java.lang.String url, java.util.Properties info) Setup the adapter.
void	tearDown() Reclaim resources used by the adapter (for instance, close any open connections)

Methods inherited from class java.lang.Object

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

Field Detail

LOG

private static final Log LOG

connections

private java.sql.Connection[] connections

index

private int index

Constructor Detail

SimpoolAdapter

public SimpoolAdapter()

Method Detail

getName

public java.lang.String getName()

Description copied from interface: ConnectionAdapterIF

Convenient name so we can identify this adapter in logs.

Specified by:

getName in interface ConnectionAdapterIF

Returns:

name

setup

public void setup(java.lang.String driver,
                  java.lang.String url,
                  java.util.Properties info)
           throws java.sql.SQLException

Description copied from interface: ConnectionAdapterIF

Setup the adapter. Define the connection. Prototype any connections as necessary.

Specified by:

setup in interface ConnectionAdapterIF

Parameters:

driver - the name of the class

url - the url to pass to the driver

info - the properties to pass to the driver

Throws:

java.sql.SQLException - if anything goes wrong

getConnection

public java.sql.Connection getConnection()
                                  throws java.sql.SQLException

Description copied from interface: ConnectionAdapterIF

Simply get a connection (using the definitions defined in ConnectionAdapterIF.setup(java.lang.String, java.lang.String, java.util.Properties)

Specified by:

getConnection in interface ConnectionAdapterIF

Returns:

the connection

Throws:

java.sql.SQLException - if anything goes wrong

closeConnection

public void closeConnection(java.sql.Connection connection)

Description copied from interface: ConnectionAdapterIF

This gives the adapter the flexibilty of closing the connection for real or just putting it back in a pool.

Specified by:

closeConnection in interface ConnectionAdapterIF

Parameters:

connection - the connection to "close"

tearDown

public void tearDown()

Description copied from interface: ConnectionAdapterIF

Reclaim resources used by the adapter (for instance, close any open connections)

Specified by:

tearDown in interface ConnectionAdapterIF