wjhk.jupload2.filedata.helper

Class ImageFileConversionInfo

java.lang.Object

wjhk.jupload2.filedata.helper.ImageFileConversionInfo

public class ImageFileConversionInfo
extends Object

this class is used to parse the UploadPolicy.PROP_TARGET_PICTURE_FORMAT parameter and provide easy access to the conversions

• all file extensions are case-insensitive
• jpg and jpeg are distinct!

expected format example: "png,bmp:jpg;gif:png;"

See Also:

UploadPolicy

Constructor Summary

Constructors

Constructor and Description
ImageFileConversionInfo(String conversionList) will build a new ImageFileConversionInfo object for the given conversionList.

Method Summary

Modifier and Type	Method and Description
String	getTargetFormat(String sourceFormat) returns the target format for the given sourceFormat.
String	getTargetFormatOrNull(String sourceFormat) returns the target format (in lowercase) for the given sourceFormat or null if no conversion is necessary (or if sourceFormat is null)
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

ImageFileConversionInfo

public ImageFileConversionInfo(String conversionList)
                        throws JUploadException

will build a new ImageFileConversionInfo object for the given conversionList.

Parameters:

conversionList - e.g. "png,bmp:jpg;gif:png;", may be empty or null

Throws:

JUploadException - if the conversionList is erroneous

Method Detail

getTargetFormatOrNull

public String getTargetFormatOrNull(String sourceFormat)

returns the target format (in lowercase) for the given sourceFormat or null if no conversion is necessary (or if sourceFormat is null)

Parameters:

sourceFormat - format of the source file (case does not matter): e.g. jpg, JpeG, png, ..

Returns:

the target format (in lowercase) for the given sourceFormat or null if no conversion is necessary (or if sourceFormat is null)

getTargetFormat

public String getTargetFormat(String sourceFormat)

returns the target format for the given sourceFormat.

• the case of the sourceFormat does not matter
• the returned format will always be lower-case
• if a conversion is necessary the target format will be returned: e.g. if "bmp" should be converted to a "png": "png" will be returned
• if no conversion is necessary, the sourceFormat (in lower-case) will be returned
• if sourceFormat is null, null will be returned

Parameters:

sourceFormat - format of the source file (case does not matter): e.g. jpg, JpeG, png, ..

Returns:

the target format for the given sourceFormat (see details in the method description)

toString

public String toString()

Overrides:

toString in class Object

See Also:

Object.toString()