Package codes.thischwa.jii.core

Class ImageMagickWrapper

java.lang.Object

codes.thischwa.jii.core.ImageMagickWrapper

All Implemented Interfaces:

IDimensionProvider, IInfoProvider, IResolutionProvider

public class ImageMagickWrapper
extends Object
implements IDimensionProvider, IResolutionProvider

Wrapper to the operation bean to the command 'identify' of ImageMagick.

Hint: On same OSs the path to the library of ImageMagick must be specified. A corresponding constructor is provided.

Author:

Thilo Schwarz

Constructor Summary

Constructors

Constructor	Description
ImageMagickWrapper(String cmd)	Initializes the wrapper.
ImageMagickWrapper(String cmd, String libPath)	Initializes the wrapper.

Method Summary

Modifier and Type	Method	Description
Dimension	getDimension()	Obtain the Dimension of the current image.
ImageType	getImageType()	Obtain the ImageType of the current image file.
Resolution	getResolution()	Obtain the Resolution of the current image.
ImageType[]	getSupportedTypes()	Return all ImageTypes supported by the implemented class.
void	set(File file)	Specify the image File to be examine.
void	set(InputStream in)	Specify the InputStream of image file to be examine.

Methods inherited from class java.lang.Object

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

Constructor Detail

ImageMagickWrapper

public ImageMagickWrapper(String cmd)

Initializes the wrapper.

Parameters:

cmd - full path to the command 'identify'

ImageMagickWrapper

public ImageMagickWrapper(String cmd,
                          String libPath)

Initializes the wrapper.

Parameters:

cmd - full path to the command 'identify'

libPath - optional path of the library of ImageMagick

Method Detail

getSupportedTypes

public ImageType[] getSupportedTypes()

Description copied from interface: IInfoProvider

Return all ImageTypes supported by the implemented class.

Specified by:

getSupportedTypes in interface IInfoProvider

Returns:

A set of ImageTypes.

getImageType

public ImageType getImageType()

Description copied from interface: IInfoProvider

Obtain the ImageType of the current image file.

Specified by:

getImageType in interface IInfoProvider

Returns:

The ImageType of the current image file.

set

public void set(File file)
         throws FileNotFoundException,
                ReadException

Description copied from interface: IInfoProvider

Specify the image File to be examine.

Specified by:

set in interface IInfoProvider

Parameters:

file - The image File to be examine.

Throws:

FileNotFoundException - If the file to be examine couldn't find.

ReadException - If the required reading operation fails.

set

public void set(InputStream in)
         throws ReadException,
                UnsupportedOperationException

Description copied from interface: IInfoProvider

Specify the InputStream of image file to be examine.

Specified by:

set in interface IInfoProvider

Parameters:

in - The InputStream of the image file to be examine.

Throws:

ReadException - If the required reading operation fails.

UnsupportedOperationException - If the implemented class doesn't provide support for InputStreams.

getDimension

public Dimension getDimension()
                       throws ReadException

Description copied from interface: IDimensionProvider

Obtain the Dimension of the current image.

Specified by:

getDimension in interface IDimensionProvider

Returns:

The Dimension of the current image.

Throws:

ReadException - If the required operations to determine the dimension fail.

getResolution

public Resolution getResolution()
                         throws ReadException

Description copied from interface: IResolutionProvider

Obtain the Resolution of the current image.

Specified by:

getResolution in interface IResolutionProvider

Returns:

The Resolution of the current image.

Throws:

ReadException - If the required operations to determine the resolution fail.