nameconstraints.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:   NameConstraints.java

package jit.asn1.x509;

import java.util.Enumeration;
import jit.asn1.*;

// Referenced classes of package jit.asn1.x509:
//            GeneralSubtree

public class NameConstraints
    implements DEREncodable
{

    ASN1Sequence permitted;
    ASN1Sequence excluded;

    public NameConstraints(ASN1Sequence seq)
    {
        Enumeration e = seq.getObjects();
        do
        {
            if(!e.hasMoreElements())
                break;
            ASN1TaggedObject o = (ASN1TaggedObject)e.nextElement();
            switch(o.getTagNo())
            {
            case 0: // '\0'
                permitted = ASN1Sequence.getInstance(o, false);
                break;

            case 1: // '\001'
                excluded = ASN1Sequence.getInstance(o, false);
                break;
            }
        } while(true);
    }

    public NameConstraints(ASN1Sequence permittedSubtrees, ASN1Sequence excludedSubtrees)
    {
        permitted = permittedSubtrees;
        excluded = excludedSubtrees;
    }

    public NameConstraints(GeneralSubtree permittedSubtree, GeneralSubtree excludedSubtree)
    {
        if(permittedSubtree != null)
        {
            ASN1EncodableVector v = new ASN1EncodableVector();
            v.add(permittedSubtree.getDERObject());
            permitted = new DERSequence(v);
        }
        if(excludedSubtree != null)
        {
            ASN1EncodableVector v = new ASN1EncodableVector();
            v.add(excludedSubtree.getDERObject());
            excluded = new DERSequence(v);
        }
    }

    public ASN1Sequence getPermittedSubtrees()
    {
        return permitted;
    }

    public ASN1Sequence getExcludedSubtrees()
    {
        return excluded;
    }

    public DERObject getDERObject()
    {
        ASN1EncodableVector v = new ASN1EncodableVector();
        if(permitted != null)
            v.add(new DERTaggedObject(false, 0, permitted));
        if(excluded != null)
            v.add(new DERTaggedObject(false, 1, excluded));
        return new DERSequence(v);
    }
}