// 
// Decompiled by Procyon v0.6.0
// 

package org.bouncycastle.oer.its.ieee1609dot2dot1;

import org.bouncycastle.asn1.DERTaggedObject;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.DEROctetString;
import org.bouncycastle.asn1.ASN1OctetString;
import org.bouncycastle.asn1.ASN1TaggedObject;
import org.bouncycastle.asn1.ASN1Encodable;
import org.bouncycastle.asn1.ASN1Choice;
import org.bouncycastle.asn1.ASN1Object;

public class ButterflyExpansion extends ASN1Object implements ASN1Choice
{
    public static final int aes128 = 0;
    protected final int choice;
    protected final ASN1Encodable butterflyExpansion;
    
    ButterflyExpansion(final int choice, final ASN1Encodable butterflyExpansion) {
        this.choice = choice;
        this.butterflyExpansion = butterflyExpansion;
    }
    
    private ButterflyExpansion(final ASN1TaggedObject asn1TaggedObject) {
        switch (this.choice = asn1TaggedObject.getTagNo()) {
            case 0: {
                this.butterflyExpansion = ASN1OctetString.getInstance(asn1TaggedObject.getExplicitBaseObject());
                return;
            }
            default: {
                throw new IllegalArgumentException("invalid choice value " + this.choice);
            }
        }
    }
    
    public static ButterflyExpansion getInstance(final Object o) {
        if (o instanceof ButterflyExpansion) {
            return (ButterflyExpansion)o;
        }
        if (o != null) {
            return new ButterflyExpansion(ASN1TaggedObject.getInstance(o, 128));
        }
        return null;
    }
    
    public static ButterflyExpansion aes128(final byte[] array) {
        if (array.length != 16) {
            throw new IllegalArgumentException("length must be 16");
        }
        return new ButterflyExpansion(0, new DEROctetString(array));
    }
    
    public static ButterflyExpansion aes128(final ASN1OctetString asn1OctetString) {
        return aes128(asn1OctetString.getOctets());
    }
    
    @Override
    public ASN1Primitive toASN1Primitive() {
        return new DERTaggedObject(this.choice, this.butterflyExpansion);
    }
    
    public int getChoice() {
        return this.choice;
    }
    
    public ASN1Encodable getButterflyExpansion() {
        return this.butterflyExpansion;
    }
}