org.apache.wsrp4j.persistence.xml.driver
Class PersistentHandlerImpl

java.lang.Object
  org.apache.wsrp4j.persistence.xml.driver.PersistentHandlerImpl

All Implemented Interfaces:

PersistentHandler

public class PersistentHandlerImpl

extends java.lang.Object

implements PersistentHandler

This class serves the store, restore and delete funtionality for PersistentDataObject XML files.

Version:

$Id: PersistentHandlerImpl.java,v 1.4 2005/08/10 14:59:56 cziegeler Exp $

Author:

Ralf Altrichter

Field Summary

private static java.util.HashMap	_filenameMap
private static PersistentHandler	_persistentHandler
private Logger	logger

Constructor Summary

private

PersistentHandlerImpl() Private Constructor

Method Summary

static PersistentHandler	create() Create a PersistentHandler
void	delete(PersistentDataObject persistentDataObject) Delete the related XML persistent file of the input persistentDataObject information.
PersistentDataObject	restore(PersistentDataObject persistentDataObject) Restores a single XML file into the persistentDataObject.
PersistentDataObject	restoreMultiple(PersistentDataObject persistentDataObject) Restore all known XML files from the persistent store into the PersistentDataObject.
void	store(PersistentDataObject persistentDataObject) Store a single XML file, contained in the persistentDataObject to the persistent file store via the marshalFile method of the input object.

Methods inherited from class java.lang.Object

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

Field Detail

_persistentHandler

private static PersistentHandler _persistentHandler

_filenameMap

private static java.util.HashMap _filenameMap

logger

private Logger logger

Constructor Detail

PersistentHandlerImpl

private PersistentHandlerImpl()

Private Constructor

Method Detail

create

public static PersistentHandler create()

Create a PersistentHandler

store

public void store(PersistentDataObject persistentDataObject)
           throws WSRPException

Store a single XML file, contained in the persistentDataObject to the persistent file store via the marshalFile method of the input object. The filename of the object is collected with it's hashcode internally.

Specified by:

store in interface PersistentHandler

Parameters:

persistentDataObject -

Throws:

WSRPException

restore

public PersistentDataObject restore(PersistentDataObject persistentDataObject)
                             throws WSRPException

Restores a single XML file into the persistentDataObject. The filename used is the filename stored in the PersistentFileInformation, contained in the PersistentDataObject.

Specified by:

restore in interface PersistentHandler

Parameters:

persistentDataObject -

Returns:

PersistentDataObjct

Throws:

WSRPException

restoreMultiple

public PersistentDataObject restoreMultiple(PersistentDataObject persistentDataObject)
                                     throws WSRPException

Restore all known XML files from the persistent store into the PersistentDataObject. The class type, which is part of the filename is stored in the PersistentInformation object of the PersistentDataObject.

Specified by:

restoreMultiple in interface PersistentHandler

Parameters:

persistentDataObject -

Returns:

PersistentDataObject

Throws:

WSRPException

delete

public void delete(PersistentDataObject persistentDataObject)

Delete the related XML persistent file of the input persistentDataObject information.

Specified by:

delete in interface PersistentHandler

Parameters:

persistentDataObject -