package org.bouncycastle.asn1.x509; import org.bouncycastle.asn1.ASN1Encodable; import org.bouncycastle.asn1.ASN1EncodableVector; import org.bouncycastle.asn1.ASN1Sequence; import org.bouncycastle.asn1.DEREncodable; import org.bouncycastle.asn1.DERObject; import org.bouncycastle.asn1.DERIA5String; import org.bouncycastle.asn1.DERObjectIdentifier; import org.bouncycastle.asn1.DERSequence; /** * Policy qualifiers, used in the X509V3 CertificatePolicies * extension. * * <pre> * PolicyQualifierInfo ::= SEQUENCE { * policyQualifierId PolicyQualifierId, * qualifier ANY DEFINED BY policyQualifierId } * </pre> */ public class PolicyQualifierInfo extends ASN1Encodable { DERObjectIdentifier policyQualifierId; DEREncodable qualifier; /** * Creates a new <code>PolicyQualifierInfo</code> instance. * * @param policyQualifierId a <code>PolicyQualifierId</code> value * @param qualifier the qualifier, defined by the above field. */ public PolicyQualifierInfo (DERObjectIdentifier policyQualifierId, DEREncodable qualifier) { this.policyQualifierId = policyQualifierId; this.qualifier = qualifier; } /** * Creates a new <code>PolicyQualifierInfo</code> containing a * cPSuri qualifier. * * @param cps the CPS (certification practice statement) uri as a * <code>String</code>. */ public PolicyQualifierInfo (String cps) { policyQualifierId = PolicyQualifierId.id_qt_cps; qualifier = new DERIA5String (cps); } /** * Creates a new <code>PolicyQualifierInfo</code> instance. * * @param a <code>PolicyQualifierInfo</code> X509 structure * encoded as an ASN1Sequence. */ public PolicyQualifierInfo (ASN1Sequence as) { policyQualifierId = (DERObjectIdentifier) as.getObjectAt(0); qualifier = as.getObjectAt(1); } public static PolicyQualifierInfo getInstance (Object as) { if (as instanceof PolicyQualifierInfo) { return (PolicyQualifierInfo)as; } else if (as instanceof ASN1Sequence) { return new PolicyQualifierInfo((ASN1Sequence)as); } throw new IllegalArgumentException("unknown object in getInstance."); } /** * Returns a DER-encodable representation of this instance. * * @return a <code>DERObject</code> value */ public DERObject toASN1Object() { ASN1EncodableVector dev = new ASN1EncodableVector(); dev.add(policyQualifierId); dev.add(qualifier); return new DERSequence(dev); } }