001package org.apache.commons.ssl.org.bouncycastle.asn1.ess;
002
003import org.apache.commons.ssl.org.bouncycastle.asn1.ASN1EncodableVector;
004import org.apache.commons.ssl.org.bouncycastle.asn1.ASN1Object;
005import org.apache.commons.ssl.org.bouncycastle.asn1.ASN1Primitive;
006import org.apache.commons.ssl.org.bouncycastle.asn1.ASN1Sequence;
007import org.apache.commons.ssl.org.bouncycastle.asn1.DERSequence;
008import org.apache.commons.ssl.org.bouncycastle.asn1.x509.PolicyInformation;
009
010
011public class SigningCertificate
012    extends ASN1Object
013{
014    ASN1Sequence certs;
015    ASN1Sequence policies;
016
017    public static SigningCertificate getInstance(Object o)
018    {
019        if (o instanceof SigningCertificate)
020        {
021            return (SigningCertificate) o;
022        }
023        else if (o != null)
024        {
025            return new SigningCertificate(ASN1Sequence.getInstance(o));
026        }
027
028        return null;
029    }
030
031    /**
032     * constructeurs
033     */
034    private SigningCertificate(ASN1Sequence seq)
035    {
036        if (seq.size() < 1 || seq.size() > 2)
037        {
038            throw new IllegalArgumentException("Bad sequence size: "
039                    + seq.size());
040        }
041        this.certs = ASN1Sequence.getInstance(seq.getObjectAt(0));
042        
043        if (seq.size() > 1)
044        {
045            this.policies = ASN1Sequence.getInstance(seq.getObjectAt(1));
046        }
047    }
048
049    public SigningCertificate(
050        ESSCertID essCertID)
051    {
052        certs = new DERSequence(essCertID);
053    }
054
055    public ESSCertID[] getCerts()
056    {
057        ESSCertID[] cs = new ESSCertID[certs.size()];
058        
059        for (int i = 0; i != certs.size(); i++)
060        {
061            cs[i] = ESSCertID.getInstance(certs.getObjectAt(i));
062        }
063        
064        return cs;
065    }
066    
067    public PolicyInformation[] getPolicies()
068    {
069        if (policies == null)
070        {
071            return null;
072        }
073        
074        PolicyInformation[] ps = new PolicyInformation[policies.size()];
075        
076        for (int i = 0; i != policies.size(); i++)
077        {
078            ps[i] = PolicyInformation.getInstance(policies.getObjectAt(i));
079        }
080        
081        return ps;
082    }
083    
084    /**
085     * The definition of SigningCertificate is
086     * <pre>
087     * SigningCertificate ::=  SEQUENCE {
088     *      certs        SEQUENCE OF ESSCertID,
089     *      policies     SEQUENCE OF PolicyInformation OPTIONAL
090     * }
091     * </pre>
092     * id-aa-signingCertificate OBJECT IDENTIFIER ::= { iso(1)
093     *  member-body(2) us(840) rsadsi(113549) pkcs(1) pkcs9(9)
094     *  smime(16) id-aa(2) 12 }
095     */
096    public ASN1Primitive toASN1Primitive()
097    {
098        ASN1EncodableVector v = new ASN1EncodableVector();
099
100        v.add(certs);
101        
102        if (policies != null)
103        {
104            v.add(policies);
105        }
106        
107        return new DERSequence(v);
108    }
109}