policyconstraints.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:   PolicyConstraints.java

package jit.asn1.x509;

import jit.asn1.*;

public class PolicyConstraints
    implements DEREncodable
{

    private ASN1Sequence seq;
    private DERInteger requireExplicitPolicy;
    private DERInteger inhibitPolicyMapping;

    public PolicyConstraints(DERInteger requireExplicitPolicy, DERInteger inhibitPolicyMapping)
    {
        this.requireExplicitPolicy = requireExplicitPolicy;
        this.inhibitPolicyMapping = inhibitPolicyMapping;
    }

    public PolicyConstraints(ASN1Sequence seq)
    {
        this.seq = seq;
        for(int i = 0; i < seq.size(); i++)
        {
            ASN1TaggedObject obj = (ASN1TaggedObject)seq.getObjectAt(i);
            switch(obj.getTagNo())
            {
            case 0: // '\0'
                requireExplicitPolicy = DERInteger.getInstance(obj, false);
                break;

            case 1: // '\001'
                inhibitPolicyMapping = DERInteger.getInstance(obj, false);
                break;

            default:
                throw new IllegalArgumentException("illegal tag");
            }
        }

    }

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

    public static PolicyConstraints getInstance(Object obj)
    {
        if(obj instanceof PolicyConstraints)
            return (PolicyConstraints)obj;
        if(obj instanceof ASN1Sequence)
            return new PolicyConstraints((ASN1Sequence)obj);
        else
            throw new IllegalArgumentException("unknown object in factory");
    }

    public DERInteger getRequireExplicitPolicy()
    {
        return requireExplicitPolicy;
    }

    public DERInteger getInhibitPolicyMapping()
    {
        return inhibitPolicyMapping;
    }

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