org.bouncycastle.asn1.x9

Class DHPublicKey

java.lang.Object

org.bouncycastle.asn1.ASN1Object

org.bouncycastle.asn1.x9.DHPublicKey

All Implemented Interfaces:

ASN1Encodable, Encodable

public class DHPublicKey
extends ASN1Object

X9.42 definition of a DHPublicKey

     DHPublicKey ::= INTEGER
 

Constructor Summary

Constructors

Constructor and Description
DHPublicKey(BigInteger y) Base constructor.

Method Summary

Modifier and Type	Method and Description
static DHPublicKey	getInstance(ASN1TaggedObject obj, boolean explicit) Return a DHPublicKey from the passed in tagged object.
static DHPublicKey	getInstance(Object obj) Return a DHPublicKey from the passed in object.
BigInteger	getY() Return the public value Y for the key.
ASN1Primitive	toASN1Primitive() Return an ASN.1 primitive representation of this object.

Methods inherited from class org.bouncycastle.asn1.ASN1Object

equals, getEncoded, getEncoded, hasEncodedTagValue, hashCode, toASN1Object

Methods inherited from class java.lang.Object

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

Constructor Detail

DHPublicKey

public DHPublicKey(BigInteger y)

Base constructor.

Parameters:

y - the public value Y.

Method Detail

getInstance

public static DHPublicKey getInstance(ASN1TaggedObject obj,
                                      boolean explicit)

Return a DHPublicKey from the passed in tagged object.

Parameters:

obj - a tagged object.

explicit - true if the contents of the object is explictly tagged, false otherwise.

Returns:

a DHPublicKey

getInstance

public static DHPublicKey getInstance(Object obj)

Return a DHPublicKey from the passed in object.

Parameters:

obj - an object for conversion or a byte[].

Returns:

a DHPublicKey

getY

public BigInteger getY()

Return the public value Y for the key.

Returns:

the Y value.

toASN1Primitive

public ASN1Primitive toASN1Primitive()

Return an ASN.1 primitive representation of this object.

Specified by:

toASN1Primitive in interface ASN1Encodable

Specified by:

toASN1Primitive in class ASN1Object

Returns:

an ASN1Integer.