Class ECKeyValue

java.lang.Object

org.apache.xml.security.utils.ElementProxy

org.apache.xml.security.utils.Signature11ElementProxy

org.apache.xml.security.keys.content.keyvalues.ECKeyValue

All Implemented Interfaces:

KeyValueContent

public class ECKeyValue
extends Signature11ElementProxy
implements KeyValueContent

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
(package private) static final class	ECKeyValue.Curve

Field Summary

Fields

Modifier and Type	Field	Description
private static final ECKeyValue.Curve	SECP256R1
private static final ECKeyValue.Curve	SECP384R1
private static final ECKeyValue.Curve	SECP521R1

Fields inherited from class ElementProxy

baseURI, LOG

Constructor Summary

Constructors

Constructor	Description
ECKeyValue(Document doc, Key key)	Constructor DSAKeyValue
ECKeyValue(Element element, String baseURI)	Constructor DSAKeyValue

Method Summary

Modifier and Type	Method	Description
private static BigInteger	bigInt(String s)
private static ECPoint	decodePoint(byte[] data, EllipticCurve curve)
private static byte[]	encodePoint(ECPoint point, EllipticCurve curve)
String	getBaseLocalName()	Returns the localname of the Elements of the sub-class.
private static String	getCurveOid(ECParameterSpec params)
private static ECParameterSpec	getECParameterSpec(String oid)
private static Element	getFirstChildElement(Node node)
private static Element	getNextSiblingElement(Node node)
private static Element	getNextSiblingElement(Node node, String localName, String namespaceURI)
PublicKey	getPublicKey()	Method getPublicKey
private static ECKeyValue.Curve	initializeCurve(String name, String oid, String sfield, String a, String b, String x, String y, String n, int h)
private static boolean	matchCurve(ECParameterSpec params, ECKeyValue.Curve curve)
private static byte[]	trimZeroes(byte[] b)
private static Element	verifyElement(Element elem, String localName, String namespaceURI)

Methods inherited from class Signature11ElementProxy

getBaseNamespace

Methods inherited from class ElementProxy

addBase64Element, addBase64Text, addBigIntegerElement, addReturnToSelf, addText, addTextElement, appendOther, appendSelf, appendSelf, createElementForFamily, createElementForFamilyLocal, createText, getBaseURI, getBigIntegerFromChildElement, getBytesFromTextChild, getDefaultPrefix, getDocument, getElement, getElementPlusReturns, getFirstChild, getLocalAttribute, getTextFromChildElement, getTextFromTextChild, length, registerDefaultPrefixes, setDefaultPrefix, setDocument, setElement, setElement, setLocalAttribute, setLocalIdAttribute, setXPathNamespaceContext

Methods inherited from class Object

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

Field Details

SECP256R1

private static final ECKeyValue.Curve SECP256R1

SECP384R1

private static final ECKeyValue.Curve SECP384R1

SECP521R1

private static final ECKeyValue.Curve SECP521R1

Constructor Details

ECKeyValue

public ECKeyValue(Element element,
 String baseURI)
           throws XMLSecurityException

Constructor DSAKeyValue

Parameters:

element -

baseURI -

Throws:

XMLSecurityException

ECKeyValue

public ECKeyValue(Document doc,
 Key key)
           throws IllegalArgumentException

Constructor DSAKeyValue

Parameters:

doc -

key -

Throws:

IllegalArgumentException

Method Details

initializeCurve

private static ECKeyValue.Curve initializeCurve(String name,
 String oid,
 String sfield,
 String a,
 String b,
 String x,
 String y,
 String n,
 int h)

getPublicKey

public PublicKey getPublicKey()
                       throws XMLSecurityException

Method getPublicKey

Specified by:

getPublicKey in interface KeyValueContent

Returns:

the public key

Throws:

XMLSecurityException

getBaseLocalName

public String getBaseLocalName()

Returns the localname of the Elements of the sub-class.

Specified by:

getBaseLocalName in class ElementProxy

Returns:

the localname of the Elements of the sub-class.

getFirstChildElement

private static Element getFirstChildElement(Node node)

getNextSiblingElement

private static Element getNextSiblingElement(Node node,
 String localName,
 String namespaceURI)
                                      throws MarshalException

Throws:

MarshalException

getNextSiblingElement

private static Element getNextSiblingElement(Node node)

verifyElement

private static Element verifyElement(Element elem,
 String localName,
 String namespaceURI)
                              throws MarshalException

Throws:

MarshalException

getCurveOid

private static String getCurveOid(ECParameterSpec params)

matchCurve

private static boolean matchCurve(ECParameterSpec params,
 ECKeyValue.Curve curve)

decodePoint

private static ECPoint decodePoint(byte[] data,
 EllipticCurve curve)
                            throws IOException

Throws:

IOException

encodePoint

private static byte[] encodePoint(ECPoint point,
 EllipticCurve curve)

trimZeroes

private static byte[] trimZeroes(byte[] b)

getECParameterSpec

private static ECParameterSpec getECParameterSpec(String oid)

bigInt

private static BigInteger bigInt(String s)