magoffin.matt.meta.image
Class PNGMetadataResource

java.lang.Object
  magoffin.matt.meta.support.AbstractMetadataResource
      magoffin.matt.meta.support.AbstractEnumMetadataResource<ImageMetadataType>
          magoffin.matt.meta.image.PNGMetadataResource

All Implemented Interfaces:

MetadataResource

public class PNGMetadataResource
extends AbstractEnumMetadataResource<ImageMetadataType>
implements MetadataResource

MetadataResource for PNG images.

The following text chunk keywords are recognized (in each case only the first occurance of the chunk with the specified keyword is used):

Title

The ImageMetadataType.TITLE.

Description

The ImageMetadataType.COMMENT.

Creation Time

Parsed as ImageMetadataType.DATE_TAKEN using the getDateFormat() date format, which defaults to DEFAULT_PNG_DATE_FORMAT.

Version:

$Revision: 3 $ $Date: 2008-12-27 08:09:28 +1300 (Sat, 27 Dec 2008) $

Author:

Matt Magoffin (spamsqr@msqr.us)

Field Summary

static java.lang.String	DEFAULT_PNG_DATE_FORMAT The default date format for PNG dates.
static java.lang.String	PNG_MIME The PNG MIME type.

Fields inherited from class magoffin.matt.meta.support.AbstractMetadataResource

log

Constructor Summary

PNGMetadataResource(java.io.InputStream in)
Constructor.

Method Summary

java.lang.String	getDateFormat()
javax.xml.xpath.XPathFactory	getXpathFactory()
void	setDateFormat(java.lang.String dateFormat)
void	setXpathFactory(javax.xml.xpath.XPathFactory xpathFactory)

Methods inherited from class magoffin.matt.meta.support.AbstractEnumMetadataResource

addError, addValue, getValue, getValues, setValue, setValues

Methods inherited from class magoffin.matt.meta.support.AbstractMetadataResource

addError, addValue, clearValues, getParsedKeys, getParseErrors, getValue, getValueList, getValues, setValue, setValues

Methods inherited from class java.lang.Object

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

Methods inherited from interface magoffin.matt.meta.MetadataResource

getParsedKeys, getParseErrors, getValue, getValues

Field Detail

PNG_MIME

public static final java.lang.String PNG_MIME

The PNG MIME type.

See Also:

Constant Field Values

DEFAULT_PNG_DATE_FORMAT

public static final java.lang.String DEFAULT_PNG_DATE_FORMAT

The default date format for PNG dates.

See Also:

Constant Field Values

Constructor Detail

PNGMetadataResource

public PNGMetadataResource(java.io.InputStream in)

Constructor.

Parameters:

in - the input stream to the PNG data

Method Detail

getXpathFactory

public javax.xml.xpath.XPathFactory getXpathFactory()

Returns:

the xpathFactory

setXpathFactory

public void setXpathFactory(javax.xml.xpath.XPathFactory xpathFactory)

Parameters:

xpathFactory - the xpathFactory to set

getDateFormat

public java.lang.String getDateFormat()

Returns:

the dateFormat

setDateFormat

public void setDateFormat(java.lang.String dateFormat)

Parameters:

dateFormat - the dateFormat to set