com.justhis.jdo
Class JDOContext

java.lang.Object
  com.justhis.jdo.JDOContext

public class JDOContext

extends java.lang.Object

JDO????????????????JDO PersistenceManager ????Factory

Version:

$Revision: 1.1 $

Author:

acai

Method Summary

void	close() Close Context's instance.
static JDOContext	getContext() Obtain instance of the Context for current thread.
javax.jdo.PersistenceManager	getPersistenceManager() Obtain this context's JDO persistence manager.
static void	initialize(java.util.Properties props) Creates and configures PersistenceManagerFactory.
static java.util.Properties	loadJDOProperties() Load the JDO configuration from the classpath.
static void	shutdown() Shut down JDO engine

Methods inherited from class java.lang.Object

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

Method Detail

getContext

public static JDOContext getContext()
                             throws PropertiesFileReadException

Obtain instance of the Context for current thread.

Returns:

Current thread's context

Throws:

PropertiesFileReadException - if read JDO properties file happen error.

initialize

public static void initialize(java.util.Properties props)

Creates and configures PersistenceManagerFactory.

Parameters:

props - JDO configuration parameters

loadJDOProperties

public static java.util.Properties loadJDOProperties()
                                              throws PropertiesFileReadException

Load the JDO configuration from the classpath.

Returns:

PropertiesFileReadException if load properties error.

Throws:

PropertiesFileReadException

shutdown

public static void shutdown()

Shut down JDO engine

getPersistenceManager

public javax.jdo.PersistenceManager getPersistenceManager()

Obtain this context's JDO persistence manager.

Returns:

JDO persistence manager

close

public void close()

Close Context's instance. Closes its instance of PersistenceManager and removes reference to this instance from current thread.