1f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectpackage org.bouncycastle.asn1.cms; 2f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 3f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport org.bouncycastle.asn1.ASN1Encodable; 4f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport org.bouncycastle.asn1.ASN1OctetString; 5f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport org.bouncycastle.asn1.ASN1TaggedObject; 6f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport org.bouncycastle.asn1.DEREncodable; 7f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport org.bouncycastle.asn1.DERObject; 8f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport org.bouncycastle.asn1.DERTaggedObject; 9f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 10f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectpublic class RecipientIdentifier 11f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project extends ASN1Encodable 12f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project{ 13f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project private DEREncodable id; 14f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 15f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public RecipientIdentifier( 16f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project IssuerAndSerialNumber id) 17f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 18f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project this.id = id; 19f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 20f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 21f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public RecipientIdentifier( 22f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project ASN1OctetString id) 23f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 24f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project this.id = new DERTaggedObject(false, 0, id); 25f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 26f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 27f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public RecipientIdentifier( 28f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project DERObject id) 29f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 30f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project this.id = id; 31f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 32f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 33f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 34f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * return a RecipientIdentifier object from the given object. 35f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 36f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @param o the object we want converted. 37f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @exception IllegalArgumentException if the object cannot be converted. 38f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 39f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public static RecipientIdentifier getInstance( 40f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project Object o) 41f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 42f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (o == null || o instanceof RecipientIdentifier) 43f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 44f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return (RecipientIdentifier)o; 45f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 46f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 47f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (o instanceof IssuerAndSerialNumber) 48f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 49f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return new RecipientIdentifier((IssuerAndSerialNumber)o); 50f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 51f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 52f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (o instanceof ASN1OctetString) 53f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 54f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return new RecipientIdentifier((ASN1OctetString)o); 55f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 56f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 57f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (o instanceof DERObject) 58f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 59f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return new RecipientIdentifier((DERObject)o); 60f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 61f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 62f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project throw new IllegalArgumentException( 63f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project "Illegal object in RecipientIdentifier: " + o.getClass().getName()); 64f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 65f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 66f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public boolean isTagged() 67f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 68f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return (id instanceof ASN1TaggedObject); 69f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 70f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 71f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public DEREncodable getId() 72f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 73f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (id instanceof ASN1TaggedObject) 74f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 75f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return ASN1OctetString.getInstance((ASN1TaggedObject)id, false); 76f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 77f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 78f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return IssuerAndSerialNumber.getInstance(id); 79f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 80f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 81f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 82f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Produce an object suitable for an ASN1OutputStream. 83f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * <pre> 84f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * RecipientIdentifier ::= CHOICE { 85f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * issuerAndSerialNumber IssuerAndSerialNumber, 86f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * subjectKeyIdentifier [0] SubjectKeyIdentifier 87f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * } 88f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 89f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * SubjectKeyIdentifier ::= OCTET STRING 90f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * </pre> 91f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 92f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public DERObject toASN1Object() 93f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 94f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return id.getDERObject(); 95f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 96f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project} 97