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The Bouncy Castle Java APIs for ASN.1 extension and utility APIs used to support bcpkix and bctls with the BC FIPS provider. The APIs may also be used with other providers although if being used in a FIPS context it is the responsibility of the user to ensure that any other providers used are FIPS certified and used appropriately.

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package org.bouncycastle.asn1.cmc;

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.ASN1TaggedObject;
import org.bouncycastle.asn1.DERSequence;

/**
 *  * OtherMsg ::= SEQUENCE {
 *     bodyPartID        BodyPartID,
 *     otherMsgType      OBJECT IDENTIFIER,
 *     otherMsgValue     ANY DEFINED BY otherMsgType }
 * 
 */
public class OtherMsg
    extends ASN1Object
{
    private final BodyPartID bodyPartID;
    private final ASN1ObjectIdentifier otherMsgType;
    private final ASN1Encodable otherMsgValue;

    public OtherMsg(BodyPartID bodyPartID, ASN1ObjectIdentifier otherMsgType, ASN1Encodable otherMsgValue)
    {
        this.bodyPartID = bodyPartID;
        this.otherMsgType = otherMsgType;
        this.otherMsgValue = otherMsgValue;
    }

    private OtherMsg(ASN1Sequence seq)
    {
        if (seq.size() != 3)
        {
            throw new IllegalArgumentException("incorrect sequence size");
        }
        this.bodyPartID = BodyPartID.getInstance(seq.getObjectAt(0));
        this.otherMsgType = ASN1ObjectIdentifier.getInstance(seq.getObjectAt(1));
        this.otherMsgValue = seq.getObjectAt(2);
    }

    public static OtherMsg getInstance(Object o)
    {
        if (o instanceof OtherMsg)
        {
            return (OtherMsg)o;
        }

        if (o != null)
        {
            return new OtherMsg(ASN1Sequence.getInstance(o));
        }

        return null;
    }

    public static OtherMsg getInstance(
        ASN1TaggedObject obj,
        boolean explicit)
    {
        return getInstance(ASN1Sequence.getInstance(obj, explicit));
    }

    public ASN1Primitive toASN1Primitive()
    {
        ASN1EncodableVector v = new ASN1EncodableVector(3);

        v.add(bodyPartID);
        v.add(otherMsgType);
        v.add(otherMsgValue);

        return new DERSequence(v);
    }

    public BodyPartID getBodyPartID()
    {
        return bodyPartID;
    }

    public ASN1ObjectIdentifier getOtherMsgType()
    {
        return otherMsgType;
    }

    public ASN1Encodable getOtherMsgValue()
    {
        return otherMsgValue;
    }
}