Package org.anchoranalysis.plugin.io.bean.metadata.header

Class PNG

Object

AnchorBean<HeaderFormat>

HeaderFormat

PNG

public class PNG
extends HeaderFormat

The headers found in a PNG file.

Author:

Owen Feehan

Constructor Summary

Constructors

Constructor	Description
PNG()

Method Summary

Modifier and Type	Method	Description
protected ImageFileFormat	format()	The associated ImageFileFormat with this header.
protected Optional<ImageMetadata>	populateFromMetadata(com.drew.metadata.Metadata metadata, ImageFileAttributes attributes)	Creates a ImageMetadata, if possible, from metadata.

Methods inherited from class org.anchoranalysis.plugin.io.bean.metadata.header.HeaderFormat

populateFrom

Methods inherited from class org.anchoranalysis.bean.AnchorBean

checkMisconfigured, describeBean, describeChildren, duplicateBean, fields, findFieldsOfClass, getBeanName, getLocalPath, localise, toString

Methods inherited from class java.lang.Object

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

Constructor Details

PNG

public PNG()

Method Details

format

protected ImageFileFormat format()

Description copied from class: HeaderFormat

The associated ImageFileFormat with this header.

Only files whose paths end with an extension for this format will be accepted.

Specified by:

format in class HeaderFormat

Returns:

the format.

populateFromMetadata

protected Optional<ImageMetadata> populateFromMetadata(com.drew.metadata.Metadata metadata,
 ImageFileAttributes attributes)
                                                throws ImageIOException

Description copied from class: HeaderFormat

Creates a ImageMetadata, if possible, from metadata.

Specified by:

populateFromMetadata in class HeaderFormat

Parameters:

metadata - the Metadata to infer ImageMetadata from.

attributes - timestamps and other file-attributes associated with the metadata.

Returns:

the inferred metadata, if it was possible to infer it.

Throws:

ImageIOException - if the metadata does not meet expectations.