tbsrequest.java

说明： 1、里面有什么： 1.1、org.bouncycastle.*下的所有软件是bouncycastle组织开发的软件包 1.2、org.infosecurity.*下的软件包括

package org.bouncycastle.asn1.ocsp;

import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.ASN1TaggedObject;
import org.bouncycastle.asn1.DERSequence;
import org.bouncycastle.asn1.DERTaggedObject;
import org.bouncycastle.asn1.DERObject;
import org.bouncycastle.asn1.DERInteger;
import org.bouncycastle.asn1.DEREncodable;
import org.bouncycastle.asn1.ASN1EncodableVector;
import org.bouncycastle.asn1.x509.GeneralName;
import org.bouncycastle.asn1.x509.X509Extensions;

public class TBSRequest
    implements DEREncodable
{
	DERInteger		version;
	GeneralName		requestorName;
	ASN1Sequence	requestList;
	X509Extensions	requestExtensions;

	public TBSRequest(
		ASN1Sequence	seq)
	{
		version = DERInteger.getInstance((ASN1TaggedObject)seq.getObjectAt(0), true);

		int	index = 1;

		if (seq.getObjectAt(index) instanceof ASN1TaggedObject)
		{
			requestorName = GeneralName.getInstance((ASN1TaggedObject)seq.getObjectAt(index++), true);
		}
		requestList = (ASN1Sequence)seq.getObjectAt(index++);

		if (seq.size() == (index + 1))
		{
			requestExtensions = X509Extensions.getInstance((ASN1TaggedObject)seq.getObjectAt(index), true);
		}
	}

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

    public static TBSRequest getInstance(
        Object  obj)
    {
        if (obj == null || obj instanceof TBSRequest)
        {
            return (TBSRequest)obj;
        }
        else if (obj instanceof ASN1Sequence)
        {
            return new TBSRequest((ASN1Sequence)obj);
        }

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

	public DERInteger getVersion()
	{
		return version;
	}

	public GeneralName getRequestorName()
	{
		return requestorName;
	}

	public ASN1Sequence getRequestList()
	{
		return requestList;
	}

	public X509Extensions getRequestExtensions()
	{
		return requestExtensions;
	}

	/**
	 * <pre>
	 * TBSRequest      ::=     SEQUENCE {
	 *     version             [0]     EXPLICIT Version DEFAULT v1,
	 *     requestorName       [1]     EXPLICIT GeneralName OPTIONAL,
	 *     requestList                 SEQUENCE OF Request,
	 *     requestExtensions   [2]     EXPLICIT Extensions OPTIONAL }
	 * </pre>
	 */
	public DERObject getDERObject()
	{
		ASN1EncodableVector	v = new ASN1EncodableVector();

		v.add(new DERTaggedObject(true, 0, version));
		v.add(new DERTaggedObject(true, 1, requestorName));
		v.add(requestList);
		v.add(new DERTaggedObject(true, 2, requestExtensions));

		return new DERSequence(v);
	}
}