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

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

Source

package org.bouncycastle.asn1.esf;

import org.bouncycastle.asn1.ASN1EncodableVector;
import org.bouncycastle.asn1.ASN1Object;
import org.bouncycastle.asn1.ASN1OctetString;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.DERSequence;
import org.bouncycastle.asn1.x509.AlgorithmIdentifier;

public class OtherHashAlgAndValue extends ASN1Object {
    private AlgorithmIdentifier hashAlgorithm;
    private ASN1OctetString hashValue;

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

        return null;
    }

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

        hashAlgorithm = AlgorithmIdentifier.getInstance(seq.getObjectAt(0));
        hashValue = ASN1OctetString.getInstance(seq.getObjectAt(1));
    }

    public OtherHashAlgAndValue(AlgorithmIdentifier hashAlgorithm, ASN1OctetString hashValue) {
        this.hashAlgorithm = hashAlgorithm;
        this.hashValue = hashValue;
    }

    public AlgorithmIdentifier getHashAlgorithm() {
        return hashAlgorithm;
    }

    public ASN1OctetString getHashValue() {
        return hashValue;
    }

    /**
     * <pre>
     * OtherHashAlgAndValue ::= SEQUENCE {
     *     hashAlgorithm AlgorithmIdentifier,
     *     hashValue OtherHashValue }
     *
     * OtherHashValue ::= OCTET STRING
     * </pre>
     */
    public ASN1Primitive toASN1Primitive() {
        ASN1EncodableVector v = new ASN1EncodableVector(2);

        v.add(hashAlgorithm);
        v.add(hashValue);

        return new DERSequence(v);
    }
}