001package org.apache.commons.ssl.org.bouncycastle.asn1.crmf;
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;
008
009public class Controls
010    extends ASN1Object
011{
012    private ASN1Sequence content;
013
014    private Controls(ASN1Sequence seq)
015    {
016        content = seq;
017    }
018
019    public static Controls getInstance(Object o)
020    {
021        if (o instanceof Controls)
022        {
023            return (Controls)o;
024        }
025
026        if (o != null)
027        {
028            return new Controls(ASN1Sequence.getInstance(o));
029        }
030
031        return null;
032    }
033
034    public Controls(AttributeTypeAndValue atv)
035    {
036        content = new DERSequence(atv);
037    }
038
039    public Controls(AttributeTypeAndValue[] atvs)
040    {
041        ASN1EncodableVector v = new ASN1EncodableVector();
042        for (int i = 0; i < atvs.length; i++)
043        {
044            v.add(atvs[i]);
045        }
046        content = new DERSequence(v);
047    }
048
049    public AttributeTypeAndValue[] toAttributeTypeAndValueArray()
050    {
051        AttributeTypeAndValue[] result = new AttributeTypeAndValue[content.size()];
052
053        for (int i = 0; i != result.length; i++)
054        {
055            result[i] = AttributeTypeAndValue.getInstance(content.getObjectAt(i));
056        }
057
058        return result;
059    }
060
061    /**
062     * <pre>
063     * Controls  ::= SEQUENCE SIZE(1..MAX) OF AttributeTypeAndValue
064     * </pre>
065     *
066     * @return a basic ASN.1 object representation.
067     */
068    public ASN1Primitive toASN1Primitive()
069    {
070        return content;
071    }
072}