Package org.apache.axiom.om.util

Class DigestGenerator

java.lang.Object

org.apache.axiom.om.util.DigestGenerator

public class DigestGenerator
extends Object

Helper class to provide the functionality of the digest value generation. This is an implementation of the DOMHASH algorithm on OM.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	md5DigestAlgorithm	String representing the MD5 digest algorithm
static final String	sha1DigestAlgorithm	String representing the SHA1 digest algorithm
static final String	shaDigestAlgorithm	String representing the SHA digest algorithm

Constructor Summary

Constructors

Constructor	Description
DigestGenerator()

Method Summary

Modifier and Type	Method	Description
boolean	compareOMAttribute(OMAttribute attribute, OMAttribute comparingAttribute, String digestAlgorithm)	Compares two OMAttributes for the XML equality
boolean	compareOMDocument(OMDocument document, OMDocument comparingDocument, String digestAlgorithm)	Compares two OMDocuments for the XML equality
boolean	compareOMNode(OMNode node, OMNode comparingNode, String digestAlgorithm)	Compares two OMNodes for the XML equality
Collection<OMAttribute>	getAttributesWithoutNS(OMElement element)	Gets the collection of attributes which are none namespace declarations for an OMElement
byte[]	getDigest(OMAttribute attribute, String digestAlgorithm)	This method is an overloaded method for the digest generation for OMAttribute
byte[]	getDigest(OMDocument document, String digestAlgorithm)	This method is an overloaded method for the digest generation for OMDocument
byte[]	getDigest(OMElement element, String digestAlgorithm)	This method is an overloaded method for the digest generation for OMElement
byte[]	getDigest(OMNode node, String digestAlgorithm)	This method is an overloaded method for the digest generation for OMNode
byte[]	getDigest(OMProcessingInstruction pi, String digestAlgorithm)	This method is an overloaded method for the digest generation for OMProcessingInstruction
byte[]	getDigest(OMText text, String digestAlgorithm)	This method is an overloaded method for the digest generation for OMText
String	getExpandedName(OMAttribute attribute)	This method is an overloaded method for getting the expanded name namespaceURI followed by the local name for OMAttribute
String	getExpandedName(OMElement element)	This method is an overloaded method for getting the expanded name namespaceURI followed by the local name for OMElement
String	getStringRepresentation(byte[] array)	Gets the String representation of the byte array
Collection<OMNode>	getValidElements(OMDocument document)	Gets the valid element collection of an OMDocument.

Methods inherited from class java.lang.Object

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

Field Details

md5DigestAlgorithm

public static final String md5DigestAlgorithm

String representing the MD5 digest algorithm

See Also:

• Constant Field Values

shaDigestAlgorithm

public static final String shaDigestAlgorithm

String representing the SHA digest algorithm

See Also:

• Constant Field Values

sha1DigestAlgorithm

public static final String sha1DigestAlgorithm

String representing the SHA1 digest algorithm

See Also:

• Constant Field Values

Constructor Details

DigestGenerator

public DigestGenerator()

Method Details

getDigest

public byte[] getDigest(OMDocument document,
 String digestAlgorithm)
                 throws OMException

This method is an overloaded method for the digest generation for OMDocument

Parameters:

document -

digestAlgorithm -

Returns:

Returns a byte array representing the calculated digest

Throws:

OMException

getDigest

public byte[] getDigest(OMNode node,
 String digestAlgorithm)

This method is an overloaded method for the digest generation for OMNode

Parameters:

node -

digestAlgorithm -

Returns:

Returns a byte array representing the calculated digest value

getDigest

public byte[] getDigest(OMElement element,
 String digestAlgorithm)
                 throws OMException

This method is an overloaded method for the digest generation for OMElement

Parameters:

element -

digestAlgorithm -

Returns:

Returns a byte array representing the calculated digest value

Throws:

OMException

getDigest

public byte[] getDigest(OMProcessingInstruction pi,
 String digestAlgorithm)
                 throws OMException

This method is an overloaded method for the digest generation for OMProcessingInstruction

Parameters:

pi -

digestAlgorithm -

Returns:

Returns a byte array representing the calculated digest value

Throws:

OMException

getDigest

public byte[] getDigest(OMAttribute attribute,
 String digestAlgorithm)
                 throws OMException

This method is an overloaded method for the digest generation for OMAttribute

Parameters:

attribute -

digestAlgorithm -

Returns:

Returns a byte array representing the calculated digest value

Throws:

OMException

getDigest

public byte[] getDigest(OMText text,
 String digestAlgorithm)
                 throws OMException

This method is an overloaded method for the digest generation for OMText

Parameters:

text -

digestAlgorithm -

Returns:

Returns a byte array representing the calculated digest value

Throws:

OMException

getExpandedName

public String getExpandedName(OMElement element)

This method is an overloaded method for getting the expanded name namespaceURI followed by the local name for OMElement

Parameters:

element -

Returns:

Returns the expanded name of OMElement

getExpandedName

public String getExpandedName(OMAttribute attribute)

This method is an overloaded method for getting the expanded name namespaceURI followed by the local name for OMAttribute

Parameters:

attribute -

Returns:

Returns the expanded name of the OMAttribute

getAttributesWithoutNS

public Collection<OMAttribute> getAttributesWithoutNS(OMElement element)

Gets the collection of attributes which are none namespace declarations for an OMElement

Parameters:

element -

Returns:

Returns the collection of attributes which are none namespace declarations

getValidElements

public Collection<OMNode> getValidElements(OMDocument document)

Gets the valid element collection of an OMDocument. OMElement and OMProcessingInstruction only

Parameters:

document -

Returns:

Returns a collection of OMProcessingInstructions and OMElements

getStringRepresentation

public String getStringRepresentation(byte[] array)

Gets the String representation of the byte array

Parameters:

array -

Returns:

Returns the String of the byte

compareOMNode

public boolean compareOMNode(OMNode node,
 OMNode comparingNode,
 String digestAlgorithm)

Compares two OMNodes for the XML equality

Parameters:

node -

comparingNode -

digestAlgorithm -

Returns:

Returns true if the OMNode XML contents are equal

compareOMDocument

public boolean compareOMDocument(OMDocument document,
 OMDocument comparingDocument,
 String digestAlgorithm)

Compares two OMDocuments for the XML equality

Parameters:

document -

comparingDocument -

digestAlgorithm -

Returns:

Returns true if the OMDocument XML content are equal

compareOMAttribute

public boolean compareOMAttribute(OMAttribute attribute,
 OMAttribute comparingAttribute,
 String digestAlgorithm)

Compares two OMAttributes for the XML equality

Parameters:

attribute -

comparingAttribute -

digestAlgorithm -

Returns:

Returns true if the OMDocument XML content are equal