com.bouncycastle.asn1.x509.CertificatePolicies Maven / Gradle / Ivy

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针对sm2和sm4两种加密算法的java实现
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package com.bouncycastle.asn1.x509;

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

import com.bouncycastle.asn1.ASN1Encodable;
import com.bouncycastle.asn1.ASN1EncodableVector;
import com.bouncycastle.asn1.ASN1Sequence;
import com.bouncycastle.asn1.ASN1TaggedObject;
import com.bouncycastle.asn1.DERObject;
import com.bouncycastle.asn1.DERObjectIdentifier;
import com.bouncycastle.asn1.DERSequence;

public class CertificatePolicies
    extends ASN1Encodable
{
    static final DERObjectIdentifier anyPolicy = new DERObjectIdentifier("2.5.29.32.0");

    Vector policies = new Vector();

/**
 * @deprecated use an ASN1Sequence of PolicyInformation
 */
    public static CertificatePolicies getInstance(
        ASN1TaggedObject obj,
        boolean explicit)
    {
        return getInstance(ASN1Sequence.getInstance(obj, explicit));
    }

/**
 * @deprecated use an ASN1Sequence of PolicyInformation
 */
    public static CertificatePolicies getInstance(
        Object  obj)
    {
        if (obj instanceof CertificatePolicies)
        {
            return (CertificatePolicies)obj;
        }
        else if (obj instanceof ASN1Sequence)
        {
            return new CertificatePolicies((ASN1Sequence)obj);
        }

        throw new IllegalArgumentException("unknown object in factory: " + obj.getClass().getName());
    }

/**
 * @deprecated use an ASN1Sequence of PolicyInformation
 */
    public CertificatePolicies(
        ASN1Sequence   seq)
    {
        Enumeration e = seq.getObjects();
        while (e.hasMoreElements())
        {
            ASN1Sequence s = ASN1Sequence.getInstance(e.nextElement());
            policies.addElement(s.getObjectAt(0));
        }
        // For now we just don't handle PolicyQualifiers
    }

    /**
     * create a certificate policy with the given OID.
     * @deprecated use an ASN1Sequence of PolicyInformation
     */
    public CertificatePolicies(
        DERObjectIdentifier p)
    {
        policies.addElement(p);
    }

    /**
     * create a certificate policy with the policy given by the OID represented
     * by the string p.
     * @deprecated use an ASN1Sequence of PolicyInformation
     */
    public CertificatePolicies(
        String p)
    {
        this(new DERObjectIdentifier(p));
    }

    public void addPolicy(
        String p)
    {
        policies.addElement(new DERObjectIdentifier(p));
    }

    public String getPolicy(int nr)
    {
        if (policies.size() > nr)
        {
            return ((DERObjectIdentifier)policies.elementAt(nr)).getId();
        }
        
        return null;
    }

    /**
     *      * certificatePolicies ::= SEQUENCE SIZE (1..MAX) OF PolicyInformation
     *
     * PolicyInformation ::= SEQUENCE {
     *   policyIdentifier   CertPolicyId,
     *   policyQualifiers   SEQUENCE SIZE (1..MAX) OF
     *                           PolicyQualifierInfo OPTIONAL }
     *
     * CertPolicyId ::= OBJECT IDENTIFIER
     *
     * PolicyQualifierInfo ::= SEQUENCE {
     *   policyQualifierId  PolicyQualifierId,
     *   qualifier          ANY DEFINED BY policyQualifierId }
     *
     * PolicyQualifierId ::=
     *   OBJECT IDENTIFIER (id-qt-cps | id-qt-unotice)
     * 
     * @deprecated use an ASN1Sequence of PolicyInformation
     */
    public DERObject toASN1Object()
    {
        ASN1EncodableVector  v = new ASN1EncodableVector();

        // We only do policyIdentifier yet...
        for (int i=0;i