com.novosec.pkix.asn1.crmf.CertReqMsg.java Source code

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Here is the source code for com.novosec.pkix.asn1.crmf.CertReqMsg.java

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// CMP implementation copyright (c) 2003 NOVOSEC AG (http://www.novosec.com)
//
// Author: Maik Stohn
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this 
// software and associated documentation files (the "Software"), to deal in the Software 
// without restriction, including without limitation the rights to use, copy, modify, merge, 
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons 
// to whom the Software is furnished to do so, subject to the following conditions: 
//
// The above copyright notice and this permission notice shall be included in all copies or 
// substantial portions of the Software. 
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING 
// BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 

package com.novosec.pkix.asn1.crmf;

import java.util.Enumeration;
import java.util.Vector;

import org.bouncycastle.asn1.ASN1EncodableVector;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.ASN1TaggedObject;
import org.bouncycastle.asn1.DEREncodable;
import org.bouncycastle.asn1.DERObject;
import org.bouncycastle.asn1.DERSequence;

/**
 * ASN.1 structure DER En/DeCoder.
 *
 * <pre>
 *  CertReqMsg ::= SEQUENCE {
 *    certReq   CertRequest,
 *    pop       ProofOfPossession  OPTIONAL,                              -- content depends upon key type
 *    regInfo   SEQUENCE SIZE(1..MAX) OF AttributeTypeAndValue OPTIONAL }
 *
 * </pre>
 */
public class CertReqMsg implements DEREncodable {
    CertRequest certReq;
    ProofOfPossession pop;
    Vector regInfos = new Vector();

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

    public static CertReqMsg getInstance(Object obj) {
        if (obj instanceof CertReqMsg) {
            return (CertReqMsg) obj;
        } else if (obj instanceof ASN1Sequence) {
            return new CertReqMsg((ASN1Sequence) obj);
        }

        throw new IllegalArgumentException("unknown object in factory");
    }

    public CertReqMsg(ASN1Sequence seq) {
        Enumeration e = seq.getObjects();
        this.certReq = CertRequest.getInstance(e.nextElement());

        Object obj = null;

        if (e.hasMoreElements()) {
            obj = e.nextElement();
        }

        if (obj instanceof ASN1TaggedObject) {
            this.pop = ProofOfPossession.getInstance((ASN1TaggedObject) obj);

            if (e.hasMoreElements()) {
                obj = e.nextElement();
            }
        }

        if (obj instanceof ASN1Sequence) {
            ASN1Sequence s = (ASN1Sequence) obj;
            for (int i = 0; i < s.size(); i++) {
                regInfos.addElement(AttributeTypeAndValue.getInstance(s.getObjectAt(i)));
            }
        }
    }

    public CertReqMsg(CertRequest certReq) {
        this.certReq = certReq;
    }

    public CertRequest getCertReq() {
        return certReq;
    }

    public ProofOfPossession getPop() {
        return pop;
    }

    public void setPop(ProofOfPossession pop) {
        this.pop = pop;
    }

    public AttributeTypeAndValue getRegInfo(int nr) {
        if (regInfos.size() > nr) {
            return (AttributeTypeAndValue) regInfos.elementAt(nr);
        }

        return null;
    }

    public void addRegInfo(AttributeTypeAndValue regInfo) {
        regInfos.addElement(regInfo);
    }

    public DERObject getDERObject() {
        ASN1EncodableVector v = new ASN1EncodableVector();

        v.add(certReq);

        if (pop != null) {
            v.add(pop);
        }

        if (regInfos.size() > 0) {
            ASN1EncodableVector regiv = new ASN1EncodableVector();
            for (int i = 0; i < regInfos.size(); i++) {
                regiv.add((AttributeTypeAndValue) regInfos.elementAt(i));
            }

            v.add(new DERSequence(regiv));
        }

        return new DERSequence(v);
    }

    public String toString() {
        String s = "CertReqMsg: (certReq = " + this.getCertReq() + ", ";

        if (this.getPop() != null) {
            s += "pop: " + this.getPop() + ", ";
        }

        if (regInfos.size() > 0) {
            s += "regInfo : (";

            for (int i = 0; i < regInfos.size(); i++) {
                s += (AttributeTypeAndValue) regInfos.elementAt(i);
            }

            s += ")";
        }

        s += ")";

        return s;
    }
}