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

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

Source

package org.bouncycastle.asn1.esf;

import org.bouncycastle.asn1.ASN1Null;
import org.bouncycastle.asn1.ASN1Object;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.BERTags;
import org.bouncycastle.asn1.DERNull;

public class SignaturePolicyIdentifier extends ASN1Object {
    private SignaturePolicyId signaturePolicyId;
    private boolean isSignaturePolicyImplied;

    public static SignaturePolicyIdentifier getInstance(Object obj) {
        if (obj instanceof SignaturePolicyIdentifier) {
            return (SignaturePolicyIdentifier) obj;
        } else if (obj instanceof ASN1Null || hasEncodedTagValue(obj, BERTags.NULL)) {
            return new SignaturePolicyIdentifier();
        } else if (obj != null) {
            return new SignaturePolicyIdentifier(SignaturePolicyId.getInstance(obj));
        }

        return null;
    }

    public SignaturePolicyIdentifier() {
        this.isSignaturePolicyImplied = true;
    }

    public SignaturePolicyIdentifier(SignaturePolicyId signaturePolicyId) {
        this.signaturePolicyId = signaturePolicyId;
        this.isSignaturePolicyImplied = false;
    }

    public SignaturePolicyId getSignaturePolicyId() {
        return signaturePolicyId;
    }

    public boolean isSignaturePolicyImplied() {
        return isSignaturePolicyImplied;
    }

    /**
     * <pre>
     * SignaturePolicyIdentifier ::= CHOICE{
     *     SignaturePolicyId         SignaturePolicyId,
     *     SignaturePolicyImplied    SignaturePolicyImplied }
     *
     * SignaturePolicyImplied ::= NULL
     * </pre>
     */
    public ASN1Primitive toASN1Primitive() {
        if (isSignaturePolicyImplied) {
            return DERNull.INSTANCE;
        } else {
            return signaturePolicyId.toASN1Primitive();
        }
    }
}