| package org.bouncycastle.asn1.x9; |
| |
| import org.bouncycastle.asn1.ASN1Encodable; |
| import org.bouncycastle.asn1.ASN1TaggedObject; |
| import org.bouncycastle.asn1.DERInteger; |
| import org.bouncycastle.asn1.DERObject; |
| |
| public class DHPublicKey |
| extends ASN1Encodable |
| { |
| private DERInteger y; |
| |
| public static DHPublicKey getInstance(ASN1TaggedObject obj, boolean explicit) |
| { |
| return getInstance(DERInteger.getInstance(obj, explicit)); |
| } |
| |
| public static DHPublicKey getInstance(Object obj) |
| { |
| if (obj == null || obj instanceof DHPublicKey) |
| { |
| return (DHPublicKey)obj; |
| } |
| |
| if (obj instanceof DERInteger) |
| { |
| return new DHPublicKey((DERInteger)obj); |
| } |
| |
| throw new IllegalArgumentException("Invalid DHPublicKey: " + obj.getClass().getName()); |
| } |
| |
| public DHPublicKey(DERInteger y) |
| { |
| if (y == null) |
| { |
| throw new IllegalArgumentException("'y' cannot be null"); |
| } |
| |
| this.y = y; |
| } |
| |
| public DERInteger getY() |
| { |
| return this.y; |
| } |
| |
| public DERObject toASN1Object() |
| { |
| return this.y; |
| } |
| } |