com.atlassian.confluence.pages.thumbnail
Class DefaultThumbnailManager

java.lang.Object
  com.atlassian.confluence.pages.thumbnail.DefaultThumbnailManager

All Implemented Interfaces:

ThumbnailManager

public class DefaultThumbnailManager
extends Object
implements ThumbnailManager

Field Summary

Fields inherited from interface com.atlassian.confluence.pages.thumbnail.ThumbnailManager

THUMBNAIL_IMAGE_DARK_FEATURE, THUMBNAIL_PATH_SUFFIX

Constructor Summary

DefaultThumbnailManager()

Method Summary

com.atlassian.core.util.thumbnail.Thumber	getThumber() Deprecated. since 3.5
com.atlassian.core.util.thumbnail.Thumbnail	getThumbnail(Attachment attachment) Returns a thumbnail for this attachment having ensured the thumbnail exists in the filesystem, generating it only if it doesn't already exist.
com.atlassian.core.util.thumbnail.Thumbnail	getThumbnail(Attachment attachment, ImageDimensions imageDimensions) Returns a thumbnail for this attachment having ensured the thumbnail exists in the filesystem, generating it only if it doesn't already exist.
InputStream	getThumbnailData(Attachment attachment) Retrieves the thumbnail data (as a stream) of the latest version from where it was stored in the file system.
InputStream	getThumbnailData(Attachment attachment, ImageDimensions imageDimensions) Retrieves the thumbnail data (as a stream) of the latest version from where it was stored in the file system.
File	getThumbnailFile(Attachment attachment) Returns the path to the thumbnail for this attachment
File	getThumbnailFile(Attachment attachment, ImageDimensions imageDimensions) Returns the path to the thumbnail for this attachment
File	getThumbnailFile(long attachmentId, int version, long contentId)
ThumbnailInfo	getThumbnailInfo(Attachment attachment) Return the details of a thumbnail for a given attachment without actually creating the thumbnail file on disk.
ThumbnailInfo	getThumbnailInfo(Attachment attachment, ImageDimensions imageDimensions) Return the details of a thumbnail for a given attachment without actually creating the thumbnail file on disk.
ThumbnailInfo	getThumbnailInfo(Attachment attachment, String remoteAttachmentPath) Return the details of a thumbnail for a given attachment without actually creating the thumbnail file on disk.
ThumbnailInfo	getThumbnailInfo(Attachment attachment, String remoteAttachmentPath, ImageDimensions imageDimensions) Return the details of a thumbnail for a given attachment without actually creating the thumbnail file on disk.
DelegatingThumbnailRenderer	getThumbnailRenderer() Deprecated. since 5.4
Collection<com.atlassian.core.util.thumbnail.Thumbnail>	getThumbnails(Collection<Attachment> attachments) Deprecated.
protected File	getThumbnailsFolder(Attachment attachment)
boolean	isThumbnailable(Attachment attachment) Checks the content type/mime type of the attachment to determine whether a thumbnail can be created from it
boolean	isThumbnailable(InputStream imageData) Deprecated. since 3.5 - not used
static boolean	isThumbnailable(String mimeType)
boolean	isThumbnailable(ThumbnailInfo info) Check the thumbnail information to determine whether a thumbnail can be created from it
boolean	removeThumbnail(Attachment attachment) Removes the thumbnail for the specified attachment
void	setBootstrapManager(BootstrapManager bootstrapManager)
void	setImageDetailsManager(ImageDetailsManager imageDetailsManager)
void	setSettingsManager(SettingsManager settingsManager)
void	setThumbnailRenderer(DelegatingThumbnailRenderer thumbnailRenderer)

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultThumbnailManager

public DefaultThumbnailManager()

Method Detail

isThumbnailable

public boolean isThumbnailable(@Nullable
                               Attachment attachment)

Description copied from interface: ThumbnailManager

Checks the content type/mime type of the attachment to determine whether a thumbnail can be created from it

Specified by:

isThumbnailable in interface ThumbnailManager

Parameters:

attachment - the attachment

Returns:

true if the attachment can have thumbnail, otherwise false

isThumbnailable

public static boolean isThumbnailable(String mimeType)

isThumbnailable

public boolean isThumbnailable(@Nullable
                               ThumbnailInfo info)

Description copied from interface: ThumbnailManager

Check the thumbnail information to determine whether a thumbnail can be created from it

Specified by:

isThumbnailable in interface ThumbnailManager

Parameters:

info - the thumbnail information

Returns:

true if it can have thumbnail, otherwise false

isThumbnailable

@Deprecated
public boolean isThumbnailable(InputStream imageData)

Deprecated. since 3.5 - not used

Specified by:

isThumbnailable in interface ThumbnailManager

getThumbnailData

public InputStream getThumbnailData(@Nonnull
                                    Attachment attachment)
                             throws FileNotFoundException

Retrieves the thumbnail data (as a stream) of the latest version from where it was stored in the file system. This function assumes that the thumbnail has been created i.e getThumbnail has been called.

Specified by:

getThumbnailData in interface ThumbnailManager

Parameters:

attachment - the attachment

Returns:

the input stream of the thumbnail

Throws:

FileNotFoundException - if the thumbnail file is not found

getThumbnailData

public InputStream getThumbnailData(@Nonnull
                                    Attachment attachment,
                                    @Nullable
                                    ImageDimensions imageDimensions)
                             throws FileNotFoundException

Retrieves the thumbnail data (as a stream) of the latest version from where it was stored in the file system. This function assumes that the thumbnail has been created. i.e getThumbnail has been called.

Specified by:

getThumbnailData in interface ThumbnailManager

Parameters:

attachment - the attachment

imageDimensions - image dimensions of the thumbnail

Returns:

the input stream of the thumbnail

Throws:

FileNotFoundException - if the thumbnail file is not found

getThumbnail

public com.atlassian.core.util.thumbnail.Thumbnail getThumbnail(@Nonnull
                                                                Attachment attachment)
                                                         throws IllegalArgumentException

Returns a thumbnail for this attachment having ensured the thumbnail exists in the filesystem, generating it only if it doesn't already exist. The size of the thumbnail is set by the application's configuration.

Specified by:

getThumbnail in interface ThumbnailManager

Parameters:

attachment - the attachment

Returns:

the thumbnail if the attachment

Throws:

IllegalArgumentException - if the attachment is an inappropriate type for thumbnailing, i.e. ThumbnailManager.isThumbnailable(Attachment) returns false

getThumbnail

public com.atlassian.core.util.thumbnail.Thumbnail getThumbnail(@Nonnull
                                                                Attachment attachment,
                                                                @Nullable
                                                                ImageDimensions imageDimensions)
                                                         throws IllegalArgumentException

Returns a thumbnail for this attachment having ensured the thumbnail exists in the filesystem, generating it only if it doesn't already exist. The size of the thumbnail is set in parameters, if it doesn't exist, then use the application's configuration.

Specified by:

getThumbnail in interface ThumbnailManager

Parameters:

attachment - the attachment

imageDimensions - image dimensions of the thumbnail

Returns:

the thumbnail of the attachment

Throws:

IllegalArgumentException - if the attachment is an inappropriate type for thumbnailing, i.e. ThumbnailManager.isThumbnailable(Attachment) returns false

getThumbnailInfo

public ThumbnailInfo getThumbnailInfo(@Nonnull
                                      Attachment attachment)
                               throws CannotGenerateThumbnailException

Return the details of a thumbnail for a given attachment without actually creating the thumbnail file on disk. The address of the thumbnail will be rooted at the context path, rather than the base url. The thumbnail maximum size is taken from the global settings.

Specified by:

getThumbnailInfo in interface ThumbnailManager

Parameters:

attachment - the attachment

Returns:

the thumbnail information of the attachment, never null

Throws:

CannotGenerateThumbnailException - if no thumbnail information can be generated for this thumbnail

getThumbnailInfo

public ThumbnailInfo getThumbnailInfo(@Nonnull
                                      Attachment attachment,
                                      @Nullable
                                      ImageDimensions imageDimensions)
                               throws CannotGenerateThumbnailException

Return the details of a thumbnail for a given attachment without actually creating the thumbnail file on disk. The address of the thumbnail will be rooted at the context path, rather than the base url. The thumbnail maximum size is set in parameters, if it doesn't exist, then taken from the global settings.

Specified by:

getThumbnailInfo in interface ThumbnailManager

Parameters:

attachment - the attachment

imageDimensions - image dimensions of the thumbnail

Returns:

the thumbnail information of the attachment, never null

Throws:

CannotGenerateThumbnailException - if no thumbnail information can be generated for this thumbnail

getThumbnailInfo

public ThumbnailInfo getThumbnailInfo(@Nonnull
                                      Attachment attachment,
                                      @Nullable
                                      String remoteAttachmentPath)
                               throws CannotGenerateThumbnailException

Return the details of a thumbnail for a given attachment without actually creating the thumbnail file on disk. The address of the thumbnail will be rooted at the context path, rather than the base url. The thumbnail maximum size is taken from the global settings.

Specified by:

getThumbnailInfo in interface ThumbnailManager

Parameters:

attachment - the attachment

remoteAttachmentPath - path to the thumbnail, excepting the thumbnail itself. Eg the value returned by ConfluenceRenderUtils.getAttachmentRemotePath(com.atlassian.confluence.pages.Attachment).

Returns:

the thumbnail information of the attachment, never null

Throws:

CannotGenerateThumbnailException - if no thumbnail information can be generated for this thumbnail

getThumbnailInfo

public ThumbnailInfo getThumbnailInfo(@Nonnull
                                      Attachment attachment,
                                      @Nullable
                                      String remoteAttachmentPath,
                                      @Nullable
                                      ImageDimensions imageDimensions)
                               throws CannotGenerateThumbnailException

Return the details of a thumbnail for a given attachment without actually creating the thumbnail file on disk. The address of the thumbnail will be rooted at the context path, rather than the base url. The thumbnail maximum size is set in parameters, if it doesn't exist, then taken from the global settings.

Specified by:

getThumbnailInfo in interface ThumbnailManager

Parameters:

attachment - the attachment

remoteAttachmentPath - path to the thumbnail, excepting the thumbnail itself. Eg the value returned by ConfluenceRenderUtils.getAttachmentRemotePath(com.atlassian.confluence.pages.Attachment).

imageDimensions - image dimensions of the thumbnail

Returns:

thumbnail information for the attachment, never null

Throws:

CannotGenerateThumbnailException - if no thumbnail information can be generated for this thumbnail

setBootstrapManager

public void setBootstrapManager(BootstrapManager bootstrapManager)

getThumbnails

@Deprecated
public Collection<com.atlassian.core.util.thumbnail.Thumbnail> getThumbnails(Collection<Attachment> attachments)
                                                                      throws Exception

Deprecated.

Specified by:

getThumbnails in interface ThumbnailManager

Throws:

Exception

getThumbnailsFolder

protected File getThumbnailsFolder(Attachment attachment)

getThumbnailFile

public File getThumbnailFile(@Nonnull
                             Attachment attachment)

Returns the path to the thumbnail for this attachment

Specified by:

getThumbnailFile in interface ThumbnailManager

Parameters:

attachment - the attachment

Returns:

the thumbnail file

getThumbnailFile

public File getThumbnailFile(@Nonnull
                             Attachment attachment,
                             @Nullable
                             ImageDimensions imageDimensions)

Returns the path to the thumbnail for this attachment

Specified by:

getThumbnailFile in interface ThumbnailManager

Parameters:

attachment - the attachment

imageDimensions - image dimensions of the thumbnail

Returns:

the thumbnail file

getThumbnailFile

public File getThumbnailFile(long attachmentId,
                             int version,
                             long contentId)

Specified by:

getThumbnailFile in interface ThumbnailManager

removeThumbnail

public boolean removeThumbnail(@Nonnull
                               Attachment attachment)

Removes the thumbnail for the specified attachment

Specified by:

removeThumbnail in interface ThumbnailManager

Parameters:

attachment - the attachment

Returns:

true if the thumbnail was found and was successfully removed, false if no thumbnail was found or the thumbnail could not be removed

getThumber

@Deprecated
public com.atlassian.core.util.thumbnail.Thumber getThumber()

Deprecated. since 3.5

getThumbnailRenderer

@Deprecated
public DelegatingThumbnailRenderer getThumbnailRenderer()

Deprecated. since 5.4

setThumbnailRenderer

public void setThumbnailRenderer(DelegatingThumbnailRenderer thumbnailRenderer)

setSettingsManager

public void setSettingsManager(SettingsManager settingsManager)

setImageDetailsManager

public void setImageDetailsManager(ImageDetailsManager imageDetailsManager)