org.bouncycastle.asn1.esf.SignaturePolicyId.java Source code

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Here is the source code for org.bouncycastle.asn1.esf.SignaturePolicyId.java

Source

package org.bouncycastle.asn1.esf;

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.DERSequence;

public class SignaturePolicyId extends ASN1Object {
    private ASN1ObjectIdentifier sigPolicyId;
    private OtherHashAlgAndValue sigPolicyHash;
    private SigPolicyQualifiers sigPolicyQualifiers;

    public static SignaturePolicyId getInstance(Object obj) {
        if (obj instanceof SignaturePolicyId) {
            return (SignaturePolicyId) obj;
        } else if (obj != null) {
            return new SignaturePolicyId(ASN1Sequence.getInstance(obj));
        }

        return null;
    }

    private SignaturePolicyId(ASN1Sequence seq) {
        if (seq.size() != 2 && seq.size() != 3) {
            throw new IllegalArgumentException("Bad sequence size: " + seq.size());
        }

        sigPolicyId = ASN1ObjectIdentifier.getInstance(seq.getObjectAt(0));
        sigPolicyHash = OtherHashAlgAndValue.getInstance(seq.getObjectAt(1));

        if (seq.size() == 3) {
            sigPolicyQualifiers = SigPolicyQualifiers.getInstance(seq.getObjectAt(2));
        }
    }

    public SignaturePolicyId(ASN1ObjectIdentifier sigPolicyIdentifier, OtherHashAlgAndValue sigPolicyHash) {
        this(sigPolicyIdentifier, sigPolicyHash, null);
    }

    public SignaturePolicyId(ASN1ObjectIdentifier sigPolicyId, OtherHashAlgAndValue sigPolicyHash,
            SigPolicyQualifiers sigPolicyQualifiers) {
        this.sigPolicyId = sigPolicyId;
        this.sigPolicyHash = sigPolicyHash;
        this.sigPolicyQualifiers = sigPolicyQualifiers;
    }

    public ASN1ObjectIdentifier getSigPolicyId() {
        return new ASN1ObjectIdentifier(sigPolicyId.getId());
    }

    public OtherHashAlgAndValue getSigPolicyHash() {
        return sigPolicyHash;
    }

    public SigPolicyQualifiers getSigPolicyQualifiers() {
        return sigPolicyQualifiers;
    }

    /**
     * <pre>
     * SignaturePolicyId ::= SEQUENCE {
     *     sigPolicyId SigPolicyId,
     *     sigPolicyHash SigPolicyHash,
     *     sigPolicyQualifiers SEQUENCE SIZE (1..MAX) OF SigPolicyQualifierInfo OPTIONAL}
     * </pre>
     */
    public ASN1Primitive toASN1Primitive() {
        ASN1EncodableVector v = new ASN1EncodableVector(3);

        v.add(sigPolicyId);
        v.add(sigPolicyHash);
        if (sigPolicyQualifiers != null) {
            v.add(sigPolicyQualifiers);
        }

        return new DERSequence(v);
    }
}