Package org.apache.commons.imaging.formats.jpeg.segments

Class AbstractGenericSegment

java.lang.Object

org.apache.commons.imaging.common.BinaryFileParser

org.apache.commons.imaging.formats.jpeg.segments.AbstractSegment

org.apache.commons.imaging.formats.jpeg.segments.AbstractGenericSegment

Direct Known Subclasses:

AppnSegment, ComSegment, UnknownSegment

public abstract class AbstractGenericSegment
extends AbstractSegment

Field Summary

Fields

Modifier and Type	Field	Description
private byte[]	segmentData

Fields inherited from class org.apache.commons.imaging.formats.jpeg.segments.AbstractSegment

length, marker

Constructor Summary

Constructors

Constructor	Description
AbstractGenericSegment(int marker, byte[] bytes)
AbstractGenericSegment(int marker, int markerLength, java.io.InputStream is)

Method Summary

Modifier and Type	Method	Description
void	dump(java.io.PrintWriter pw)
void	dump(java.io.PrintWriter pw, int start)
byte[]	getSegmentData()	Returns a copy of the segment's contents, excluding the marker and length bytes at the beginning.
protected byte	getSegmentData(int offset)	Returns a specific byte of the segment's contents, excluding the marker and length bytes at the beginning.
java.lang.String	getSegmentDataAsString(java.nio.charset.Charset encoding)	Convert the bytes to a String

Methods inherited from class org.apache.commons.imaging.formats.jpeg.segments.AbstractSegment

getDescription, getSegmentType, toString

Methods inherited from class org.apache.commons.imaging.common.BinaryFileParser

debugNumber, debugNumber, getByteOrder, setByteOrder

Methods inherited from class java.lang.Object

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

Field Detail

segmentData

private final byte[] segmentData

Constructor Detail

AbstractGenericSegment

public AbstractGenericSegment(int marker,
                              byte[] bytes)

AbstractGenericSegment

public AbstractGenericSegment(int marker,
                              int markerLength,
                              java.io.InputStream is)
                       throws java.io.IOException

Throws:

java.io.IOException

Method Detail

dump

public void dump(java.io.PrintWriter pw)

Overrides:

dump in class AbstractSegment

dump

public void dump(java.io.PrintWriter pw,
                 int start)

getSegmentData

public byte[] getSegmentData()

Returns a copy of the segment's contents, excluding the marker and length bytes at the beginning.

Returns:

the segment's contents

getSegmentData

protected byte getSegmentData(int offset)

Returns a specific byte of the segment's contents, excluding the marker and length bytes at the beginning.

Parameters:

offset - segment offset

Returns:

the bye in the segment's contents

See Also:

getSegmentData()

getSegmentDataAsString

public java.lang.String getSegmentDataAsString(java.nio.charset.Charset encoding)

Convert the bytes to a String

Parameters:

encoding - segment encoding

Returns:

the encoded bytes