001package org.apache.commons.ssl.org.bouncycastle.asn1.x509;
002
003import java.util.Enumeration;
004import java.util.Hashtable;
005
006import org.apache.commons.ssl.org.bouncycastle.asn1.ASN1EncodableVector;
007import org.apache.commons.ssl.org.bouncycastle.asn1.ASN1Object;
008import org.apache.commons.ssl.org.bouncycastle.asn1.ASN1ObjectIdentifier;
009import org.apache.commons.ssl.org.bouncycastle.asn1.ASN1Primitive;
010import org.apache.commons.ssl.org.bouncycastle.asn1.ASN1Sequence;
011import org.apache.commons.ssl.org.bouncycastle.asn1.DERSequence;
012
013/**
014 * PolicyMappings V3 extension, described in RFC3280.
015 * <pre>
016 *    PolicyMappings ::= SEQUENCE SIZE (1..MAX) OF SEQUENCE {
017 *      issuerDomainPolicy      CertPolicyId,
018 *      subjectDomainPolicy     CertPolicyId }
019 * </pre>
020 *
021 * @see <a href="http://www.faqs.org/rfc/rfc3280.txt">RFC 3280, section 4.2.1.6</a>
022 */
023public class PolicyMappings
024    extends ASN1Object
025{
026    ASN1Sequence seq = null;
027
028    public static PolicyMappings getInstance(Object obj)
029    {
030        if (obj instanceof PolicyMappings)
031        {
032            return (PolicyMappings)obj;
033        }
034        if (obj != null)
035        {
036            return new PolicyMappings(ASN1Sequence.getInstance(obj));
037        }
038
039        return null;
040    }
041
042    /**
043     * Creates a new <code>PolicyMappings</code> instance.
044     *
045     * @param seq an <code>ASN1Sequence</code> constructed as specified
046     *            in RFC 3280
047     */
048    private PolicyMappings(ASN1Sequence seq)
049    {
050        this.seq = seq;
051    }
052
053    /**
054     * Creates a new <code>PolicyMappings</code> instance.
055     *
056     * @param mappings a <code>HashMap</code> value that maps
057     *                 <code>String</code> oids
058     *                 to other <code>String</code> oids.
059     * @deprecated use CertPolicyId constructors.
060     */
061    public PolicyMappings(Hashtable mappings)
062    {
063        ASN1EncodableVector dev = new ASN1EncodableVector();
064        Enumeration it = mappings.keys();
065
066        while (it.hasMoreElements())
067        {
068            String idp = (String)it.nextElement();
069            String sdp = (String)mappings.get(idp);
070            ASN1EncodableVector dv = new ASN1EncodableVector();
071            dv.add(new ASN1ObjectIdentifier(idp));
072            dv.add(new ASN1ObjectIdentifier(sdp));
073            dev.add(new DERSequence(dv));
074        }
075
076        seq = new DERSequence(dev);
077    }
078
079    public PolicyMappings(CertPolicyId issuerDomainPolicy, CertPolicyId subjectDomainPolicy)
080    {
081        ASN1EncodableVector dv = new ASN1EncodableVector();
082        dv.add(issuerDomainPolicy);
083        dv.add(subjectDomainPolicy);
084
085        seq = new DERSequence(new DERSequence(dv));
086    }
087
088    public PolicyMappings(CertPolicyId[] issuerDomainPolicy, CertPolicyId[] subjectDomainPolicy)
089    {
090        ASN1EncodableVector dev = new ASN1EncodableVector();
091
092        for (int i = 0; i != issuerDomainPolicy.length; i++)
093        {
094            ASN1EncodableVector dv = new ASN1EncodableVector();
095            dv.add(issuerDomainPolicy[i]);
096            dv.add(subjectDomainPolicy[i]);
097            dev.add(new DERSequence(dv));
098        }
099
100        seq = new DERSequence(dev);
101    }
102
103    public ASN1Primitive toASN1Primitive()
104    {
105        return seq;
106    }
107}