timestampreq.java

进行与数字证书相关开发必须的java源码

// Decompiled by Jad v1.5.7g. Copyright 2000 Pavel Kouznetsov.
// Jad home page: http://www.geocities.com/SiliconValley/Bridge/8617/jad.html
// Decompiler options: packimports(3) fieldsfirst ansi 
// Source File Name:   TimeStampReq.java

package jit.timestamp;

import jit.asn1.*;
import jit.asn1.x509.X509Extensions;
import jit.asn1parser.Parser;
import jit.math.BigInteger;

// Referenced classes of package jit.timestamp:
//            MessageImprint

public class TimeStampReq
    implements DEREncodable
{

    private DERInteger version;
    private MessageImprint messageImprint;
    private DERObjectIdentifier reqPolicy;
    private DERInteger nonce;
    private DERBoolean certReq;
    private X509Extensions extensions;

    public TimeStampReq()
    {
        version = null;
        messageImprint = null;
        reqPolicy = null;
        nonce = null;
        certReq = new DERBoolean(false);
        extensions = null;
    }

    public TimeStampReq(byte timeStampReq[])
        throws Exception
    {
        version = null;
        messageImprint = null;
        reqPolicy = null;
        nonce = null;
        certReq = new DERBoolean(false);
        extensions = null;
        ASN1Sequence seq = ASN1Sequence.getInstance(Parser.writeBytes2DERObj(timeStampReq));
        initValue(seq);
    }

    public TimeStampReq(ASN1Sequence seq)
        throws Exception
    {
        version = null;
        messageImprint = null;
        reqPolicy = null;
        nonce = null;
        certReq = new DERBoolean(false);
        extensions = null;
        initValue(seq);
    }

    private void initValue(ASN1Sequence seq)
        throws Exception
    {
        if(seq.size() < 2)
            throw new Exception("wrong number of elements in the sequence");
        version = DERInteger.getInstance(seq.getObjectAt(0));
        if(version.getValue().intValue() != 1)
            throw new Exception("construct TimeStampReq error: wrong version");
        messageImprint = new MessageImprint(ASN1Sequence.getInstance(seq.getObjectAt(1)));
        if(seq.size() > 2)
        {
            for(int i = 2; i < seq.size(); i++)
            {
                DEREncodable obj = seq.getObjectAt(i);
                if(obj instanceof DERObjectIdentifier)
                {
                    reqPolicy = DERObjectIdentifier.getInstance(obj);
                    continue;
                }
                if(obj instanceof DERInteger)
                {
                    nonce = DERInteger.getInstance(obj);
                    continue;
                }
                if(obj instanceof DERBoolean)
                {
                    certReq = DERBoolean.getInstance(obj);
                    continue;
                }
                if(obj instanceof ASN1TaggedObject)
                    extensions = X509Extensions.getInstance((ASN1TaggedObject)obj, false);
                else
                    throw new Exception("construct TimeStampReq error: wrong type of element in sequence");
            }

        }
    }

    public void setVersion(int version)
    {
        this.version = new DERInteger(1);
    }

    public int getVersion()
    {
        return version.getValue().intValue();
    }

    public void setMessageImprint(MessageImprint messageImprint)
        throws Exception
    {
        if(messageImprint == null)
        {
            throw new Exception("messageImprint must not be null");
        } else
        {
            this.messageImprint = messageImprint;
            return;
        }
    }

    public MessageImprint getMessageImprint()
    {
        return messageImprint;
    }

    public void setReqPolicy(DERObjectIdentifier reqPolicy)
    {
        this.reqPolicy = reqPolicy;
    }

    public DERObjectIdentifier getReqPolicy()
    {
        return reqPolicy;
    }

    public void setNonce(byte nonce[])
    {
        this.nonce = new DERInteger(nonce);
    }

    public byte[] getNonce()
    {
        if(nonce == null)
            return null;
        else
            return nonce.getValue().toByteArray();
    }

    public void setCertReq(boolean certReq)
    {
        this.certReq = new DERBoolean(certReq);
    }

    public DERBoolean getCertReq()
    {
        return certReq;
    }

    public void setExtensions(X509Extensions extensions)
    {
        this.extensions = extensions;
    }

    public X509Extensions getExtensions()
    {
        return extensions;
    }

    public byte[] getEncoded()
        throws Exception
    {
        return Parser.writeDERObj2Bytes(getDERObject());
    }

    public DERObject getDERObject()
    {
        ASN1EncodableVector v = new ASN1EncodableVector();
        v.add(version);
        v.add(messageImprint);
        if(reqPolicy != null)
            v.add(reqPolicy);
        if(nonce != null)
            v.add(nonce);
        if(certReq != null)
            v.add(certReq);
        if(extensions != null)
            v.add(new DERTaggedObject(false, 0, extensions));
        return new DERSequence(v);
    }
}