com.objectwave.persist.broker
Class RDBConnectionPool

java.lang.Object
  |
  +--com.objectwave.persist.broker.RDBConnectionPool

public class RDBConnectionPool

extends java.lang.Object

Manage multiple connections.

Version:

$Id: RDBConnectionPool.java,v 2.1 2002/03/23 13:42:10 dave_hoag Exp $

Author:

dhoag

Nested Class Summary

static class

RDBConnectionPool.Test Unit tests.

Constructor Summary

RDBConnectionPool()

Method Summary

protected void	addConnection(RDBConnection con) The other way the pool works is maintains the list of connections.
protected RDBConnection	getConnection() Every thread will attempt to get a connection to the database.
protected long	getSqlTime() Gets the SqlTime attribute of the RDBConnectionPool object
protected void	incrementSqlTime(long l) Used for metric information
void	initialize(java.lang.String connectUrl, java.lang.String userName, java.lang.String password, int connectionCount) Deprecated.
protected void	notifyConnection()
protected void	resetSqlTime() Description of the Method
void	setBrokerProperty(BrokerPropertyIF b)
void	setConnections(RDBConnection[] conns)
protected void	waitForConnection()

Methods inherited from class java.lang.Object

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

Constructor Detail

RDBConnectionPool

public RDBConnectionPool()

Method Detail

setBrokerProperty

public void setBrokerProperty(BrokerPropertyIF b)

Parameters:

b - The new BrokerProperty value

setConnections

public void setConnections(RDBConnection[] conns)

Parameters:

conns - com.objectwave.persist.RDBConnection[]

initialize

public void initialize(java.lang.String connectUrl,
                       java.lang.String userName,
                       java.lang.String password,
                       int connectionCount)

Deprecated.

RDBConnectionPool constructor comment. All connections created by this connection pool will have the following parameters. This method MUST be called prior to getConnections being called.

Parameters:

connectUrl - Description of Parameter

userName - Description of Parameter

password - Description of Parameter

connectionCount - Description of Parameter

getSqlTime

protected long getSqlTime()

Gets the SqlTime attribute of the RDBConnectionPool object

Returns:

The SqlTime value

getConnection

protected RDBConnection getConnection()

Every thread will attempt to get a connection to the database. This is the point at which we handle synchronization issues. Once a thread has a connection, it will hold onto the connection as long as necessary. No other threads will be allowed to have that connection until it is set free.

Returns:

The Connection value

incrementSqlTime

protected void incrementSqlTime(long l)

Used for metric information

Parameters:

l - Description of Parameter

resetSqlTime

protected void resetSqlTime()

Description of the Method

addConnection

protected void addConnection(RDBConnection con)

The other way the pool works is maintains the list of connections.

Parameters:

con - The feature to be added to the Connection attribute

notifyConnection

protected final void notifyConnection()

waitForConnection

protected final void waitForConnection()