org.bouncycastle.asn1.ocsp.ResponderID.java Source code

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Here is the source code for org.bouncycastle.asn1.ocsp.ResponderID.java

Source

package org.bouncycastle.asn1.ocsp;

import org.bouncycastle.asn1.ASN1Choice;
import org.bouncycastle.asn1.ASN1Encodable;
import org.bouncycastle.asn1.ASN1Object;
import org.bouncycastle.asn1.ASN1OctetString;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.ASN1TaggedObject;
import org.bouncycastle.asn1.DEROctetString;
import org.bouncycastle.asn1.DERTaggedObject;
import org.bouncycastle.asn1.x500.X500Name;

public class ResponderID extends ASN1Object implements ASN1Choice {
    private ASN1Encodable value;

    public ResponderID(ASN1OctetString value) {
        this.value = value;
    }

    public ResponderID(X500Name value) {
        this.value = value;
    }

    public static ResponderID getInstance(Object obj) {
        if (obj instanceof ResponderID) {
            return (ResponderID) obj;
        } else if (obj instanceof DEROctetString) {
            return new ResponderID((DEROctetString) obj);
        } else if (obj instanceof ASN1TaggedObject) {
            ASN1TaggedObject o = (ASN1TaggedObject) obj;

            if (o.getTagNo() == 1) {
                return new ResponderID(X500Name.getInstance(o, true));
            } else {
                return new ResponderID(ASN1OctetString.getInstance(o, true));
            }
        }

        return new ResponderID(X500Name.getInstance(obj));
    }

    public static ResponderID getInstance(ASN1TaggedObject obj, boolean explicit) {
        return getInstance(obj.getObject()); // must be explicitly tagged
    }

    public byte[] getKeyHash() {
        if (this.value instanceof ASN1OctetString) {
            ASN1OctetString octetString = (ASN1OctetString) this.value;
            return octetString.getOctets();
        }

        return null;
    }

    public X500Name getName() {
        if (this.value instanceof ASN1OctetString) {
            return null;
        }

        return X500Name.getInstance(value);
    }

    /**
     * Produce an object suitable for an ASN1OutputStream.
     * <pre>
     * ResponderID ::= CHOICE {
     *      byName          [1] Name,
     *      byKey           [2] KeyHash }
     * </pre>
     */
    public ASN1Primitive toASN1Primitive() {
        if (value instanceof ASN1OctetString) {
            return new DERTaggedObject(true, 2, value);
        }

        return new DERTaggedObject(true, 1, value);
    }
}