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The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.4.

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package org.bouncycastle.asn1.x509;

import org.bouncycastle.asn1.ASN1Encodable;
import org.bouncycastle.asn1.ASN1EncodableVector;
import org.bouncycastle.asn1.ASN1Object;
import org.bouncycastle.asn1.ASN1ObjectIdentifier;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.DERIA5String;
import org.bouncycastle.asn1.DERSequence;

/**
 * Policy qualifiers, used in the X509V3 CertificatePolicies
 * extension.
 * 
 *  
 *   PolicyQualifierInfo ::= SEQUENCE {
 *       policyQualifierId  PolicyQualifierId,
 *       qualifier          ANY DEFINED BY policyQualifierId }
 *
 *  PolicyQualifierId ::= OBJECT IDENTIFIER ( id-qt-cps | id-qt-unotice )
 *


 */
public class PolicyQualifierInfo
    extends ASN1Object
{
   private ASN1ObjectIdentifier policyQualifierId;
   private ASN1Encodable        qualifier;

   /**
    * Creates a new  PolicyQualifierInfo

instance. * * @param policyQualifierId a PolicyQualifierId value * @param qualifier the qualifier, defined by the above field. */ public PolicyQualifierInfo( ASN1ObjectIdentifier policyQualifierId, ASN1Encodable qualifier) { this.policyQualifierId = policyQualifierId; this.qualifier = qualifier; } /** * Creates a new PolicyQualifierInfo containing a * cPSuri qualifier. * * @param cps the CPS (certification practice statement) uri as a * String. */ public PolicyQualifierInfo( String cps) { policyQualifierId = PolicyQualifierId.id_qt_cps; qualifier = new DERIA5String (cps); } /** * Creates a new PolicyQualifierInfo instance. * * @param as PolicyQualifierInfo X509 structure * encoded as an ASN1Sequence. * @deprecated use PolicyQualifierInfo.getInstance() */ public PolicyQualifierInfo( ASN1Sequence as) { if (as.size() != 2) { throw new IllegalArgumentException("Bad sequence size: " + as.size()); } policyQualifierId = ASN1ObjectIdentifier.getInstance(as.getObjectAt(0)); qualifier = as.getObjectAt(1); } public static PolicyQualifierInfo getInstance( Object obj) { if (obj instanceof PolicyQualifierInfo) { return (PolicyQualifierInfo)obj; } else if (obj != null) { return new PolicyQualifierInfo(ASN1Sequence.getInstance(obj)); } return null; } public ASN1ObjectIdentifier getPolicyQualifierId() { return policyQualifierId; } public ASN1Encodable getQualifier() { return qualifier; } /** * Returns a DER-encodable representation of this instance. * * @return a ASN1Primitive value */ public ASN1Primitive toASN1Primitive() { ASN1EncodableVector dev = new ASN1EncodableVector(2); dev.add(policyQualifierId); dev.add(qualifier); return new DERSequence(dev); } public String toString() { return "PolicyQualifierInfo[" + policyQualifierId + ", " + qualifier + "]"; } }