yawn.io.xml
Class XmlStorage

java.lang.Object
  yawn.io.xml.XmlStorage

All Implemented Interfaces:

IStorage

public class XmlStorage
extends java.lang.Object
implements IStorage

Implementation of INeuralNetworkConfigStorage backed by xml files, one per neural network configuration. The xml file names follow the pattern ${networkConfigId}-config.xml $Id: XmlStorage.java,v 1.3 2005/04/07 17:28:28 supermarti Exp $

Version:

$Revision: 1.3 $

Author:

Alexei Guevara

Constructor Summary

XmlStorage()

XmlStorage(XmlContext context)

Method Summary

protected java.lang.Object	deSerializeObject(java.io.File file)
void	flush()
java.lang.String	generateKey(java.lang.Object object)
java.lang.Object	get(java.lang.String key) Returns the object stored in the file named as the key.
java.lang.Object[]	getAll() Returns all objects in the repository.
IContext	getContext()
void	insert(java.lang.Object object, java.lang.String key) Inserts an instance of a IPersistent implementor in the underlying storage.
protected java.io.File	prepareFile(java.lang.String key)
protected void	serializeObject(java.lang.Object object, java.io.File file)
void	setContext(IContext context)
void	update(java.lang.Object object, java.lang.String key)

Methods inherited from class java.lang.Object

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

Constructor Detail

XmlStorage

public XmlStorage(XmlContext context)

XmlStorage

public XmlStorage()

Method Detail

setContext

public void setContext(IContext context)

Specified by:

setContext in interface IStorage

See Also:

IStorage.setContext(yawn.io.IContext)

getContext

public IContext getContext()

Specified by:

getContext in interface IStorage

See Also:

IStorage.getContext()

insert

public void insert(java.lang.Object object,
                   java.lang.String key)
            throws StorageException,
                   DuplicateKeyException

Description copied from interface: IStorage

Inserts an instance of a IPersistent implementor in the underlying storage.

Specified by:

insert in interface IStorage

Parameters:

object - The IPersistent implementor instance to store.

Throws:

StorageException

DuplicateKeyException

See Also:

IStorage.insert(java.lang.Object, java.lang.String)

serializeObject

protected void serializeObject(java.lang.Object object,
                               java.io.File file)
                        throws StorageException

Throws:

StorageException

generateKey

public java.lang.String generateKey(java.lang.Object object)

Specified by:

generateKey in interface IStorage

See Also:

IStorage.generateKey(java.lang.Object)

prepareFile

protected java.io.File prepareFile(java.lang.String key)

update

public void update(java.lang.Object object,
                   java.lang.String key)
            throws KeyNotPresentException,
                   StorageException

Specified by:

update in interface IStorage

Throws:

KeyNotPresentException

StorageException

See Also:

IStorage.update(java.lang.Object, java.lang.String)

get

public java.lang.Object get(java.lang.String key)
                     throws StorageException,
                            KeyNotPresentException

Returns the object stored in the file named as the key. The base class of this object is specified in XmlContext.getRootSerializationClass().

Specified by:

get in interface IStorage

Returns:

The IPersistent implementor instance that matches the provided id, or null if not matching instance is found.

Throws:

StorageException

KeyNotPresentException

See Also:

XmlContext.getRootSerializationClass(), IStorage.get(java.lang.String)

deSerializeObject

protected java.lang.Object deSerializeObject(java.io.File file)
                                      throws StorageException

Throws:

StorageException

getAll

public java.lang.Object[] getAll()
                          throws StorageException

Returns all objects in the repository.

Specified by:

getAll in interface IStorage

Returns:

All the retrieved instances.

Throws:

StorageException

See Also:

IStorage.getAll()

flush

public void flush()

Specified by:

flush in interface IStorage

See Also:

IStorage.flush()