org.xnap.io
Class Library

java.lang.Object
  org.xnap.io.Library

All Implemented Interfaces:

java.beans.PropertyChangeListener, java.util.EventListener

public class Library
extends java.lang.Object
implements java.beans.PropertyChangeListener

Field Summary

static java.lang.String	FILENAME The name of the file where the library is stored.
static int	VERSION The current version of the library.

Constructor Summary

Library()

Method Summary

void	addListListener(ListListener listener) Listener is notified when a new file is added.
void	addMetaInfoProvider(MetaInfoProvider provider) Provider is notified when a file is added or not uptodate.
MetaInfoFile	get(java.io.File file) Returns a MetaInfoFile object if file is part of library.
MetaInfoFile	get(int index) Returns a file by index.
MetaInfoFile	get(java.lang.String filename, int index) Returns file at index and compares it to the given filename.
static Library	getInstance()
int	indexOf(java.io.File file)
boolean	isPartOfRepository(java.io.File file) Returns false, if file is the incomplete folder or its name starts with a dot.
boolean	isRead()
boolean	isShared(java.io.File file) Returns true, if file is part of repository and shared.
boolean	isUpdateRunning()
void	propertyChange(java.beans.PropertyChangeEvent e)
void	removeListListener(ListListener listener) Removes listener.
void	removeMetaInfoProvider(MetaInfoProvider provider) Removes provider.
MetaInfoFile[]	search(java.lang.String searchText)
java.io.File[]	search(java.lang.String searchText, long filesize)
void	setStatusListener(StatusListener newValue)
int	size()
void	updateLater() Updates the repository.
void	updateStatus()

Methods inherited from class java.lang.Object

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

Field Detail

FILENAME

public static java.lang.String FILENAME

The name of the file where the library is stored.

VERSION

public static int VERSION

The current version of the library.

Constructor Detail

Library

public Library()

Method Detail

getInstance

public static Library getInstance()

addListListener

public void addListListener(ListListener listener)

Listener is notified when a new file is added.

addMetaInfoProvider

public void addMetaInfoProvider(MetaInfoProvider provider)

Provider is notified when a file is added or not uptodate.

get

public MetaInfoFile get(int index)

Returns a file by index. It is save to call this function with index <= size() because the library never shrinks.

Returns:

null, if the file was removed from library; the file located at index, otherwise

get

public MetaInfoFile get(java.io.File file)

Returns a MetaInfoFile object if file is part of library.

Returns:

null, if the file is not part of library; the file, otherwise

get

public MetaInfoFile get(java.lang.String filename,
                        int index)

Returns file at index and compares it to the given filename. If filenames match returns the file.

Returns:

null, if file was not found; the file, otherwise

indexOf

public int indexOf(java.io.File file)

isShared

public boolean isShared(java.io.File file)

Returns true, if file is part of repository and shared.

isRead

public boolean isRead()

isPartOfRepository

public boolean isPartOfRepository(java.io.File file)

Returns false, if file is the incomplete folder or its name starts with a dot.

isUpdateRunning

public boolean isUpdateRunning()

propertyChange

public void propertyChange(java.beans.PropertyChangeEvent e)

Specified by:

propertyChange in interface java.beans.PropertyChangeListener

removeListListener

public void removeListListener(ListListener listener)

Removes listener.

removeMetaInfoProvider

public void removeMetaInfoProvider(MetaInfoProvider provider)

Removes provider.

search

public MetaInfoFile[] search(java.lang.String searchText)

Returns:

always returns a valid array

search

public java.io.File[] search(java.lang.String searchText,
                             long filesize)

size

public int size()

updateLater

public void updateLater()

Updates the repository.

setStatusListener

public void setStatusListener(StatusListener newValue)

updateStatus

public void updateStatus()