org.exoplatform.clouddrive.box

Class JCRLocalBoxDrive.EventsSync

java.lang.Object

org.exoplatform.clouddrive.box.JCRLocalBoxDrive.EventsSync

All Implemented Interfaces:

org.exoplatform.clouddrive.CloudDrive.Command

Enclosing class:

JCRLocalBoxDrive

protected class JCRLocalBoxDrive.EventsSync
extends Object

Sync algorithm for Box drive based on drive changes obtained from Events service http://developers.box.com/docs/#events.

Field Summary

Fields

Modifier and Type	Field and Description
protected BoxAPI	api Box API.
protected Map<String,org.exoplatform.clouddrive.jcr.JCRLocalCloudFile>	applied Applied items in latest state mapped by item id.
protected int	appliedCounter Counter of applied events in this Sync.
protected org.exoplatform.clouddrive.box.BoxAPI.EventsIterator	events Events from Box to apply.
protected Set<String>	history Currently applied history of the drive storage.
protected com.box.sdk.BoxEvent	lastPostponed
protected Long	localStreamPosition
protected Set<String>	newHistory New history with currently applied event ids.
protected com.box.sdk.BoxEvent	nextEvent
protected LinkedList<com.box.sdk.BoxEvent>	postponed Queue of events postponed due to not existing parent or source.
protected int	postponedNumber
protected int	prevPostponedNumber
protected int	readCounter Counter of events read from Box service.
protected Set<String>	removedIds Ids of removed items.
protected Long	savedStreamPosition
protected Map<String,com.box.sdk.BoxItem.Info>	undeleted Undeleted events by item id.

Fields inherited from interface org.exoplatform.clouddrive.CloudDrive.Command

COMPLETE

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	JCRLocalBoxDrive.EventsSync() Create command for Box synchronization.

Method Summary

Methods

Modifier and Type	Method and Description
protected org.exoplatform.clouddrive.jcr.JCRLocalCloudFile	applied(String itemId)
protected void	apply(org.exoplatform.clouddrive.jcr.JCRLocalCloudFile local)
protected com.box.sdk.BoxFolder	fetchChilds(String fileId, javax.jcr.Node parent)
protected boolean	hasNextEvent()
protected boolean	hasPostponed()
protected com.box.sdk.BoxEvent	nextEvent()
protected void	postpone(com.box.sdk.BoxEvent event)
protected void	preSaveChunk()
protected com.box.sdk.BoxEvent	readEvent()
protected org.exoplatform.clouddrive.jcr.JCRLocalCloudFile	remove(String itemId, String itemPath)
protected void	syncFiles()
protected void	undelete(com.box.sdk.BoxItem.Info item)
protected com.box.sdk.BoxItem.Info	undeleted(String itemId)

Methods inherited from class java.lang.Object

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

Field Detail

api

protected final BoxAPI api

Box API.

history

protected final Set<String> history

Currently applied history of the drive storage.

newHistory

protected final Set<String> newHistory

New history with currently applied event ids.

postponed

protected final LinkedList<com.box.sdk.BoxEvent> postponed

Queue of events postponed due to not existing parent or source.

applied

protected final Map<String,org.exoplatform.clouddrive.jcr.JCRLocalCloudFile> applied

Applied items in latest state mapped by item id.

undeleted

protected final Map<String,com.box.sdk.BoxItem.Info> undeleted

Undeleted events by item id.

removedIds

protected final Set<String> removedIds

Ids of removed items.

events

protected org.exoplatform.clouddrive.box.BoxAPI.EventsIterator events

Events from Box to apply.

nextEvent

protected com.box.sdk.BoxEvent nextEvent

lastPostponed

protected com.box.sdk.BoxEvent lastPostponed

prevPostponedNumber

protected int prevPostponedNumber

postponedNumber

protected int postponedNumber

appliedCounter

protected int appliedCounter

Counter of applied events in this Sync. Used for multi-pass looping over the events.

readCounter

protected int readCounter

Counter of events read from Box service. Used for multi-pass looping over the events.

savedStreamPosition

protected Long savedStreamPosition

localStreamPosition

protected Long localStreamPosition

Constructor Detail

JCRLocalBoxDrive.EventsSync

protected JCRLocalBoxDrive.EventsSync()
                               throws javax.jcr.RepositoryException,
                                      org.exoplatform.clouddrive.DriveRemovedException

Create command for Box synchronization.

Throws:

javax.jcr.RepositoryException

org.exoplatform.clouddrive.DriveRemovedException

Method Detail

syncFiles

protected void syncFiles()
                  throws org.exoplatform.clouddrive.CloudDriveException,
                         javax.jcr.RepositoryException

Throws:

org.exoplatform.clouddrive.CloudDriveException

javax.jcr.RepositoryException

preSaveChunk

protected void preSaveChunk()
                     throws org.exoplatform.clouddrive.CloudDriveException,
                            javax.jcr.RepositoryException

Throws:

org.exoplatform.clouddrive.CloudDriveException

javax.jcr.RepositoryException

fetchChilds

protected com.box.sdk.BoxFolder fetchChilds(String fileId,
                                javax.jcr.Node parent)
                                     throws org.exoplatform.clouddrive.CloudDriveException,
                                            javax.jcr.RepositoryException

Throws:

org.exoplatform.clouddrive.CloudDriveException

javax.jcr.RepositoryException

readEvent

protected com.box.sdk.BoxEvent readEvent()
                                  throws org.exoplatform.clouddrive.CloudDriveException

Throws:

org.exoplatform.clouddrive.CloudDriveException

hasNextEvent

protected boolean hasNextEvent()
                        throws org.exoplatform.clouddrive.CloudDriveException

Throws:

org.exoplatform.clouddrive.CloudDriveException

nextEvent

protected com.box.sdk.BoxEvent nextEvent()
                                  throws NoSuchElementException,
                                         org.exoplatform.clouddrive.CloudDriveException

Throws:

NoSuchElementException

org.exoplatform.clouddrive.CloudDriveException

postpone

protected void postpone(com.box.sdk.BoxEvent event)

hasPostponed

protected boolean hasPostponed()

undeleted

protected com.box.sdk.BoxItem.Info undeleted(String itemId)

undelete

protected void undelete(com.box.sdk.BoxItem.Info item)

apply

protected void apply(org.exoplatform.clouddrive.jcr.JCRLocalCloudFile local)
              throws javax.jcr.RepositoryException,
                     org.exoplatform.clouddrive.CloudDriveException

Throws:

javax.jcr.RepositoryException

org.exoplatform.clouddrive.CloudDriveException

applied

protected org.exoplatform.clouddrive.jcr.JCRLocalCloudFile applied(String itemId)

remove

protected org.exoplatform.clouddrive.jcr.JCRLocalCloudFile remove(String itemId,
                                                      String itemPath)
                                                           throws javax.jcr.RepositoryException,
                                                                  org.exoplatform.clouddrive.CloudDriveException

Throws:

javax.jcr.RepositoryException

org.exoplatform.clouddrive.CloudDriveException