/**
* Produce an object suitable for an Asn1OutputStream.
*
* Returns:
*
* <pre>
* SubjectDirectoryAttributes ::= Attributes
* Attributes ::= SEQUENCE SIZE (1..MAX) OF Attribute
* Attribute ::= SEQUENCE
* {
* type AttributeType
* values SET OF AttributeValue
* }
*
* AttributeType ::= OBJECT IDENTIFIER
* AttributeValue ::= ANY DEFINED BY AttributeType
* </pre>
*
* @return a DERObject
*/
public override Asn1Object ToAsn1Object()
{
AttributeX509[] v = new AttributeX509[attributes.Count];
for (int i = 0; i < attributes.Count; ++i)
{
v[i] = (AttributeX509)attributes[i];
}
return new DerSequence(v);
}
/**
* @param attribute
*/
public void AddAttribute(AttributeX509 attribute)
{
attributes.Add(attribute);
}
/**
* @param at an object representing an attribute.
*/
internal X509Attribute(
Asn1Encodable at)
{
this.attr = AttributeX509.GetInstance(at);
}
/**
* Create an X.59 Attribute with the type given by the passed in oid and the
* value represented by an ASN.1 Set containing the objects in value.
*
* @param oid type of the attribute
* @param value vector of values to go in the attribute's value set.
*/
public X509Attribute(
string oid,
Asn1EncodableVector value)
{
this.attr = new AttributeX509(new DerObjectIdentifier(oid), new DerSet(value));
}
/**
* @param attribute
*/
public void AddAttribute(AttributeX509 attribute)
{
attributes.Add(attribute);
}
