Package com.logicaldoc.core.document.thumbnail

Class ThumbnailManager

java.lang.Object

com.logicaldoc.core.document.thumbnail.ThumbnailManager

@Component("ThumbnailManager")
public class ThumbnailManager
extends Object

Manager class used to handle document thumbnails

Since:

4.5

Author:

Marco Meschieri - LogicalDOC

Field Summary

Fields

Modifier and Type	Field	Description
static final String	SUFFIX_MOBILE
static final String	SUFFIX_PREVIEW
static final String	SUFFIX_THUMB
static final String	SUFFIX_TILE
static final String	THUMB

Constructor Summary

Constructors

Constructor	Description
ThumbnailManager()

Method Summary

Modifier and Type	Method	Description
void	createMobile(Document document, String fileVersion, String sid)	Creates the mobile image for the specified document and file version.
void	createTile(Document document, String fileVersion, String sid)	Creates the tile for the specified document and file version.
void	createTumbnail(Document document, String sid)	Creates the thumbnail for the specified document
void	createTumbnail(Document document, String fileVersion, int size, Integer quality, String sid)	Creates the thumbnail for the specified document and file version using given size and quality.
void	createTumbnail(Document document, String fileVersion, String sid)	Creates the thumbnail for the specified document and file version.
ThumbnailBuilder	getBuilder(String filename)	Loads the proper builder for the passed file name
Map<String,ThumbnailBuilder>	getBuilders()
void	init()	Initializes the builders map
void	setStorer(Storer storer)

Methods inherited from class java.lang.Object

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

Field Details

SUFFIX_PREVIEW

public static final String SUFFIX_PREVIEW

See Also:

• Constant Field Values

SUFFIX_TILE

public static final String SUFFIX_TILE

See Also:

• Constant Field Values

THUMB

public static final String THUMB

See Also:

• Constant Field Values

SUFFIX_THUMB

public static final String SUFFIX_THUMB

See Also:

• Constant Field Values

SUFFIX_MOBILE

public static final String SUFFIX_MOBILE

See Also:

• Constant Field Values

Constructor Details

ThumbnailManager

public ThumbnailManager()

Method Details

createTumbnail

public void createTumbnail(Document document,
 String fileVersion,
 String sid)
                    throws IOException

Creates the thumbnail for the specified document and file version. The thumbnail is an image rendering of the first page only.

Parameters:

document - The document to be treated

fileVersion - The file version(optional)

sid - The session identifier(optional)

Throws:

IOException - in case an error happens during image creation

createTumbnail

public void createTumbnail(Document document,
 String sid)
                    throws IOException

Creates the thumbnail for the specified document

Parameters:

document - The document to be treated

sid - The session identifier (optional)

Throws:

IOException - raised in case the thumbnail file cannot be created

createTumbnail

public void createTumbnail(Document document,
 String fileVersion,
 int size,
 Integer quality,
 String sid)
                    throws IOException

Creates the thumbnail for the specified document and file version using given size and quality. The thumbnail is an image rendering of the first page only.

Parameters:

document - The document to be treated

fileVersion - The file version(optional)

size - The thumbnail size

quality - Compression quality(0..100, 100 is maximum quality). If not specified the standard thumbnail quality will be used.

sid - The session identifier(optional)

Throws:

IOException - in case an error happens during image creation

createTile

public void createTile(Document document,
 String fileVersion,
 String sid)
                throws IOException

Creates the tile for the specified document and file version. The tile is an image rendering of the first page only.

Parameters:

document - The document to be treated

fileVersion - The file version(optional)

sid - The session identifier(optional)

Throws:

IOException - in case an error happens during image creation

createMobile

public void createMobile(Document document,
 String fileVersion,
 String sid)
                  throws IOException

Creates the mobile image for the specified document and file version. The mobile is an image rendering of the first page only.

Parameters:

document - The document to be treated

fileVersion - The file version(optional)

sid - The session identifier(optional)

Throws:

IOException - in case an error happens during image creation

getBuilder

public ThumbnailBuilder getBuilder(String filename)

Loads the proper builder for the passed file name

Parameters:

filename - the filename to be rendered

Returns:

the right thumbnail builder for the given file name

init

@PostConstruct
public void init()

Initializes the builders map

getBuilders

public Map<String,ThumbnailBuilder> getBuilders()

setStorer

public void setStorer(Storer storer)