| package org.bouncycastle.asn1.pkcs; |
| |
| import org.bouncycastle.asn1.ASN1Encodable; |
| import org.bouncycastle.asn1.ASN1EncodableVector; |
| import org.bouncycastle.asn1.ASN1ObjectIdentifier; |
| import org.bouncycastle.asn1.ASN1Primitive; |
| import org.bouncycastle.asn1.ASN1Sequence; |
| import org.bouncycastle.asn1.DERSequence; |
| import org.bouncycastle.asn1.x509.AlgorithmIdentifier; |
| |
| public class EncryptionScheme |
| extends AlgorithmIdentifier |
| { |
| public EncryptionScheme( |
| ASN1ObjectIdentifier objectId, |
| ASN1Encodable parameters) |
| { |
| super(objectId, parameters); |
| } |
| |
| EncryptionScheme( |
| ASN1Sequence seq) |
| { |
| this((ASN1ObjectIdentifier)seq.getObjectAt(0), seq.getObjectAt(1)); |
| } |
| |
| public static final AlgorithmIdentifier getInstance(Object obj) |
| { |
| if (obj instanceof EncryptionScheme) |
| { |
| return (EncryptionScheme)obj; |
| } |
| else if (obj instanceof ASN1Sequence) |
| { |
| return new EncryptionScheme((ASN1Sequence)obj); |
| } |
| |
| throw new IllegalArgumentException("unknown object in factory: " + obj.getClass().getName()); |
| } |
| |
| public ASN1Primitive getObject() |
| { |
| return (ASN1Primitive)getParameters(); |
| } |
| |
| public ASN1Primitive getASN1Primitive() |
| { |
| ASN1EncodableVector v = new ASN1EncodableVector(); |
| |
| v.add(getObjectId()); |
| v.add(getParameters()); |
| |
| return new DERSequence(v); |
| } |
| } |