ome.io.nio

Class ThumbnailService

java.lang.Object

ome.io.nio.AbstractFileSystemService

ome.io.nio.ThumbnailService

public class ThumbnailService
extends AbstractFileSystemService

Author:

callan

Field Summary

Fields inherited from class ome.io.nio.AbstractFileSystemService

FILES_PATH, PIXELS_PATH, ROOT_DEFAULT, THUMBNAILS_PATH

Constructor Summary

Constructors

Constructor and Description
ThumbnailService(String path) Constructor

Method Summary

Modifier and Type	Method and Description
void	createThumbnail(Thumbnail thumbnail, byte[] buf) Creates thumbnail on disk using byte array
byte[]	getThumbnail(Thumbnail thumbnail) Return byte array of Thumbnail
byte[]	getThumbnail(Thumbnail thumbnail, byte[] buf) Return byte array of Thumbnail, providing byte array
boolean	getThumbnailExists(Thumbnail thumbnail) Returns whether or not a thumbnail exists on disk.
long	getThumbnailLength(Thumbnail thumbnail) Returns length of Thumbnail on disk
FileOutputStream	getThumbnailOutputStream(Thumbnail thumbnail) Return FileOutputStream of Thumbnail
void	removeThumbnails(List<Long> thumbnailIds) Removes files from data repository based on a parameterized List of Long thumbnail ids

Methods inherited from class ome.io.nio.AbstractFileSystemService

createSubpath, getFilesPath, getPixelsPath, getThumbnailPath

Methods inherited from class java.lang.Object

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

Constructor Detail

ThumbnailService

public ThumbnailService(String path)

Constructor

Parameters:

path -

Method Detail

createThumbnail

public void createThumbnail(Thumbnail thumbnail,
                            byte[] buf)
                     throws IOException

Creates thumbnail on disk using byte array

Parameters:

thumbnail -

buf -

Throws:

IOException

getThumbnailLength

public long getThumbnailLength(Thumbnail thumbnail)

Returns length of Thumbnail on disk

Parameters:

thumbnail -

getThumbnail

public byte[] getThumbnail(Thumbnail thumbnail)
                    throws IOException

Return byte array of Thumbnail

Parameters:

thumbnail -

Returns:

a byte array

Throws:

IOException

getThumbnail

public byte[] getThumbnail(Thumbnail thumbnail,
                           byte[] buf)
                    throws IOException

Return byte array of Thumbnail, providing byte array

Parameters:

thumbnail -

buf -

Returns:

a byte array

Throws:

IOException

getThumbnailOutputStream

public FileOutputStream getThumbnailOutputStream(Thumbnail thumbnail)
                                          throws IOException

Return FileOutputStream of Thumbnail

Parameters:

thumbnail -

Returns:

a FileOutputStream

Throws:

IOException

getThumbnailExists

public boolean getThumbnailExists(Thumbnail thumbnail)
                           throws IOException

Returns whether or not a thumbnail exists on disk.

Parameters:

thumbnail - The thumbnail metadata.

Returns:

See above.

Throws:

IOException

removeThumbnails

public void removeThumbnails(List<Long> thumbnailIds)

Removes files from data repository based on a parameterized List of Long thumbnail ids

Parameters:

thumbnailIds - - Long file keys to be deleted

Throws:

ResourceError - If deletion fails.