JndiDataSourceFactory

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org.apache.torque.dsfactory
Class JndiDataSourceFactory

java.lang.Object
  org.apache.torque.dsfactory.AbstractDataSourceFactory
      org.apache.torque.dsfactory.JndiDataSourceFactory

All Implemented Interfaces:: DataSourceFactory

public class JndiDataSourceFactory
extends AbstractDataSourceFactory
implements DataSourceFactory

A factory that looks up the DataSource from JNDI. It is also able to deploy the DataSource based on properties found in the configuration. This factory tries to avoid excessive context lookups to improve speed. The time between two lookups can be configured. The default is 0 (no cache).

Version:: $Id: JndiDataSourceFactory.java,v 1.6.2.3 2004/10/20 14:13:58 henning Exp $

Field Summary

private javax.naming.Context ctx
          The context to get the resource from.

private javax.sql.DataSource ds
          A locally cached copy of the DataSource

private long lastLookup
          Time of last actual lookup action

private static org.apache.commons.logging.Log log
          The log.

private java.lang.String path
          The path to get the resource from.

private long ttl
          Time between two lookups

Fields inherited from class org.apache.torque.dsfactory.AbstractDataSourceFactory

CONNECTION_KEY, DEFAULT_CONNECTION_KEY, DEFAULT_POOL_KEY, POOL_KEY

Constructor Summary

JndiDataSourceFactory()


Method Summary

private void bindDStoJndi(javax.naming.Context ctx, java.lang.String path, java.lang.Object ds)


private void debugCtx(javax.naming.Context ctx)


javax.sql.DataSource getDataSource()


private void initDataSource(org.apache.commons.configuration.Configuration configuration)
          Initializes the DataSource.

void initialize(org.apache.commons.configuration.Configuration configuration)
          Initialize the factory.

private void initJNDI(org.apache.commons.configuration.Configuration configuration)
          Initializes JNDI.

Methods inherited from class org.apache.torque.dsfactory.AbstractDataSourceFactory

applyConfiguration, initCPDS, setProperty

Methods inherited from class java.lang.Object

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

Field Detail

log

private static org.apache.commons.logging.Log log

The log.

path

private java.lang.String path

The path to get the resource from.

ctx

private javax.naming.Context ctx

The context to get the resource from.

ds

private javax.sql.DataSource ds

A locally cached copy of the DataSource

lastLookup

private long lastLookup

Time of last actual lookup action

ttl

private long ttl

Time between two lookups

Constructor Detail