com.atlassian.confluence.pages
Class DelegatorAttachmentManager

java.lang.Object
  com.atlassian.confluence.pages.DelegatorAttachmentManager

All Implemented Interfaces:

AttachmentManager, DelegatingAttachmentManager

public class DelegatorAttachmentManager
extends Object
implements AttachmentManager, DelegatingAttachmentManager

This class delegates attachment manager requests to the appropriate attachment manager implementation based on certain Confluence configuration options

Constructor Summary

DelegatorAttachmentManager()

Method Summary

void	copyAttachments(ContentEntityObject sourceContent, ContentEntityObject destinationContent) Copy the latest version of all the attachments on the sourceContent to the destinationContent.
int	countLatestVersionsOfAttachments(ContentEntityObject content) Returns a count of the number of latest versions of attachments
List<Attachment>	getAllVersions(Attachment attachment) Get all versions of an attachment, starting with the current version
Attachment	getAttachment(ContentEntityObject content, String attachmentFileName) Get the most recent version of an attachment with a given name for a particular page
Attachment	getAttachment(ContentEntityObject content, String attachmentFileName, int version) Retrieve a named attachment from a page
Attachment	getAttachment(long id)
AttachmentDao	getAttachmentDao() Retrieves the AttachmentDao for the AttachmentManager
InputStream	getAttachmentData(Attachment attachment) Retrieve the data for attachment
String	getAttachmentDownloadPath(ContentEntityObject content, String attachmentFileName) Get the download path for the most recent version of an attachment with the given name for some content
AttachmentManager	getAttachmentManager() Return the AttachmentManager implementation that the delegator wraps
List<Attachment>	getAttachments(ContentEntityObject content) Returns a list of all attachments, old and new.
AttachmentDataStorageType	getBackingStorageType() Returns the currently active storage type.
AttachmentDao.AttachmentCopier	getCopier(AttachmentManager destination) Retrieves a AttachmentDao.AttachmentCopier that will allow the attachments from one data store to be copied across to another.
List<Attachment>	getLastAddedVersionsOf(Attachment attachment) Retrieves all the last added versions for each user who has added a version of the attachment That is, if a user has added multiple versions, only the latest added version will be added to the list returned.
List<Attachment>	getLatestVersionsOfAttachments(ContentEntityObject content) Returns a list of only latest versions of attachments.
AttachmentDao.AttachmentMigrator	getMigrator(AttachmentManager destination) Retrieves a AttachmentDao.AttachmentMigrator that will allow the attachments from one data store to be moved across to another.
List<Attachment>	getPreviousVersions(Attachment attachment) Get all non-current versions of an attachment, not including the current version.
void	moveAttachment(Attachment attachment, String newFileName, ContentEntityObject newName)
void	removeAttachmentFromServer(Attachment attachment) Removes an Attachment and its data from the server and data store.
void	removeAttachments(List<? extends Attachment> attachments) Removes the contents of attachments from the server
void	removeAttachmentVersionFromServer(Attachment attachment) Removes the given version of the Attachment and its data from the server and data store.
void	saveAttachment(Attachment attachment, Attachment previousVersion, InputStream attachmentData) Saves an Attachment and its data
void	saveAttachments(List<SavableAttachment> savableAttachments) Saves multiple attachment and their data
void	setAttachmentData(Attachment attachment, InputStream attachmentData) Set the data belonging to attachment This method can be used when there is missing data for an Attachment (e.g.
void	setClusterAttachmentManager(AttachmentManager clusterAttachmentManager)
void	setClusterConfigurationHelper(ClusterConfigurationHelper clusterConfigurationHelper)
void	setDatabaseAttachmentManager(AttachmentManager databaseAttachmentManager)
void	setDefaultAttachmentManager(AttachmentManager defaultAttachmentManager)
void	setSettingsManager(SettingsManager settingsManager)
void	setWebDavAttachmentManager(AttachmentManager webDavAttachmentManager)

Methods inherited from class java.lang.Object

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

Constructor Detail

DelegatorAttachmentManager

public DelegatorAttachmentManager()

Method Detail

getAttachmentManager

public AttachmentManager getAttachmentManager()

Description copied from interface: DelegatingAttachmentManager

Return the AttachmentManager implementation that the delegator wraps

Specified by:

getAttachmentManager in interface DelegatingAttachmentManager

Returns:

an AttachmentManager instance

getAttachment

public Attachment getAttachment(long id)

Specified by:

getAttachment in interface AttachmentManager

Returns:

attachment with id

getAttachments

public List<Attachment> getAttachments(ContentEntityObject content)

Description copied from interface: AttachmentManager

Returns a list of all attachments, old and new.

Specified by:

getAttachments in interface AttachmentManager

getLatestVersionsOfAttachments

public List<Attachment> getLatestVersionsOfAttachments(ContentEntityObject content)

Description copied from interface: AttachmentManager

Returns a list of only latest versions of attachments.

Specified by:

getLatestVersionsOfAttachments in interface AttachmentManager

countLatestVersionsOfAttachments

public int countLatestVersionsOfAttachments(ContentEntityObject content)

Description copied from interface: AttachmentManager

Returns a count of the number of latest versions of attachments

Specified by:

countLatestVersionsOfAttachments in interface AttachmentManager

getAttachment

public Attachment getAttachment(ContentEntityObject content,
                                String attachmentFileName,
                                int version)

Description copied from interface: AttachmentManager

Retrieve a named attachment from a page

Specified by:

getAttachment in interface AttachmentManager

Parameters:

content - the page the attachment is attached to

attachmentFileName - the filename of the attachment to retrieve

version - the version of the attachment to retrieve. If you provide a version of 0 or less, you'll get the most recent version, but you should probably use #getAttachment(AbstractPage, String) instead for that purpose instead

Returns:

the requested attachment, or null if the requested attachment does not exist.

getAttachment

public Attachment getAttachment(ContentEntityObject content,
                                String attachmentFileName)

Description copied from interface: AttachmentManager

Get the most recent version of an attachment with a given name for a particular page

Specified by:

getAttachment in interface AttachmentManager

Parameters:

content - the page the attachment is attached to

attachmentFileName - the filename of the attachment to be retrieved

Returns:

the appropriate attachment, or null if no such attachment exists

getAttachmentDownloadPath

public String getAttachmentDownloadPath(ContentEntityObject content,
                                        String attachmentFileName)

Description copied from interface: AttachmentManager

Get the download path for the most recent version of an attachment with the given name for some content

Specified by:

getAttachmentDownloadPath in interface AttachmentManager

Parameters:

content - the content the attachment is attached to

attachmentFileName - the filename of the attachment to be retrieved

Returns:

the appropriate attachment download path, or null if no such attachment exists

getAttachmentData

public InputStream getAttachmentData(Attachment attachment)

Description copied from interface: AttachmentManager

Retrieve the data for attachment

Specified by:

getAttachmentData in interface AttachmentManager

Parameters:

attachment - the Attachment the data belongs to

Returns:

InputStream representing the data

removeAttachmentFromServer

public void removeAttachmentFromServer(Attachment attachment)

Description copied from interface: AttachmentManager

Removes an Attachment and its data from the server and data store.

Specified by:

removeAttachmentFromServer in interface AttachmentManager

Parameters:

attachment - the Attachment to remove

removeAttachmentVersionFromServer

public void removeAttachmentVersionFromServer(Attachment attachment)

Description copied from interface: AttachmentManager

Removes the given version of the Attachment and its data from the server and data store.

In case of the given attachment being the latest version, the previous version (if any) gets removed and the given object impersonates the previous version as the latest version.

Specified by:

removeAttachmentVersionFromServer in interface AttachmentManager

Parameters:

attachment - the Attachment to remove

saveAttachment

public void saveAttachment(Attachment attachment,
                           Attachment previousVersion,
                           InputStream attachmentData)
                    throws IOException

Description copied from interface: AttachmentManager

Saves an Attachment and its data

Specified by:

saveAttachment in interface AttachmentManager

Parameters:

attachment - the modified version of the Attachment

previousVersion - the original version of the Attachment (null if new)

attachmentData - an InputStream representing the data of the Attachment

Throws:

IOException

saveAttachments

public void saveAttachments(List<SavableAttachment> savableAttachments)
                     throws IOException

Description copied from interface: AttachmentManager

Saves multiple attachment and their data

Specified by:

saveAttachments in interface AttachmentManager

Parameters:

savableAttachments - the modified version of the Attachment

Throws:

IOException

setAttachmentData

public void setAttachmentData(Attachment attachment,
                              InputStream attachmentData)
                       throws AttachmentDataExistsException

Description copied from interface: AttachmentManager

Set the data belonging to attachment This method can be used when there is missing data for an Attachment (e.g. during imports) and the data needs to be set manually.

Specified by:

setAttachmentData in interface AttachmentManager

Parameters:

attachment - Attachment the data belongs to

attachmentData - the data to be saved

Throws:

AttachmentDataExistsException - if data for attachment already exists

moveAttachment

public void moveAttachment(Attachment attachment,
                           String newFileName,
                           ContentEntityObject newName)

Specified by:

moveAttachment in interface AttachmentManager

Parameters:

attachment - The attachment to be moved

newFileName - New name of the file

newName - The new contentEntiityObject which will be parent to the attachment

copyAttachments

public void copyAttachments(ContentEntityObject sourceContent,
                            ContentEntityObject destinationContent)
                     throws IOException

Description copied from interface: AttachmentManager

Copy the latest version of all the attachments on the sourceContent to the destinationContent.

Specified by:

copyAttachments in interface AttachmentManager

Parameters:

sourceContent - the content with attachments to be copied.

destinationContent - the content to copy the attachments to.

Throws:

IOException - if there are problems reading or writing attachment data during the copy.

getAllVersions

public List<Attachment> getAllVersions(Attachment attachment)

Description copied from interface: AttachmentManager

Get all versions of an attachment, starting with the current version

Specified by:

getAllVersions in interface AttachmentManager

getPreviousVersions

public List<Attachment> getPreviousVersions(Attachment attachment)

Description copied from interface: AttachmentManager

Get all non-current versions of an attachment, not including the current version. (ordered from most recent)

Specified by:

getPreviousVersions in interface AttachmentManager

Parameters:

attachment - the attachment to get all non-current versions for.

getLastAddedVersionsOf

public List<Attachment> getLastAddedVersionsOf(Attachment attachment)

Description copied from interface: AttachmentManager

Retrieves all the last added versions for each user who has added a version of the attachment That is, if a user has added multiple versions, only the latest added version will be added to the list returned. Result will be sorted with the earliest version coming first.

Specified by:

getLastAddedVersionsOf in interface AttachmentManager

Parameters:

attachment - attachment (must be the latest version)

Returns:

the last added versions for each user who has added a version of the attachment

removeAttachments

public void removeAttachments(List<? extends Attachment> attachments)

Description copied from interface: AttachmentManager

Removes the contents of attachments from the server

Specified by:

removeAttachments in interface AttachmentManager

Parameters:

attachments - a List of Attachments

See Also:

AttachmentManager.removeAttachmentFromServer(Attachment)

getMigrator

public AttachmentDao.AttachmentMigrator getMigrator(AttachmentManager destination)

Description copied from interface: AttachmentManager

Retrieves a AttachmentDao.AttachmentMigrator that will allow the attachments from one data store to be moved across to another.

Specified by:

getMigrator in interface AttachmentManager

Parameters:

destination - the AttachmentManager the data is being moved to

Returns:

an AttachmentMigrator object

getCopier

public AttachmentDao.AttachmentCopier getCopier(AttachmentManager destination)

Description copied from interface: AttachmentManager

Retrieves a AttachmentDao.AttachmentCopier that will allow the attachments from one data store to be copied across to another.

Specified by:

getCopier in interface AttachmentManager

Parameters:

destination - the AttachmentManager the data is being copied to

Returns:

an AttachmentCopier object

getAttachmentDao

public AttachmentDao getAttachmentDao()

Description copied from interface: AttachmentManager

Retrieves the AttachmentDao for the AttachmentManager

Specified by:

getAttachmentDao in interface AttachmentManager

Returns:

An AttachmentDao instance

setSettingsManager

public void setSettingsManager(SettingsManager settingsManager)

setClusterConfigurationHelper

public void setClusterConfigurationHelper(ClusterConfigurationHelper clusterConfigurationHelper)

setWebDavAttachmentManager

public void setWebDavAttachmentManager(AttachmentManager webDavAttachmentManager)

setDefaultAttachmentManager

public void setDefaultAttachmentManager(AttachmentManager defaultAttachmentManager)

setDatabaseAttachmentManager

public void setDatabaseAttachmentManager(AttachmentManager databaseAttachmentManager)

setClusterAttachmentManager

public void setClusterAttachmentManager(AttachmentManager clusterAttachmentManager)

getBackingStorageType

public AttachmentDataStorageType getBackingStorageType()

Description copied from interface: AttachmentManager

Returns the currently active storage type.

Specified by:

getBackingStorageType in interface AttachmentManager

See Also:

AttachmentDao.getBackingStorageType()