org.bouncycastle.asn1.cmp.PKIFreeText Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of bcutil-jdk15on Show documentation

The Bouncy Castle Java APIs for ASN.1 extension and utility APIs used to support bcpkix and bctls. This jar contains APIs for JDK 1.5 and up.

There is a newer version: 1.70

Show newest version

package org.bouncycastle.asn1.cmp;

import java.util.Enumeration;

import org.bouncycastle.asn1.ASN1EncodableVector;
import org.bouncycastle.asn1.ASN1Object;
import org.bouncycastle.asn1.ASN1Primitive;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.ASN1TaggedObject;
import org.bouncycastle.asn1.DERSequence;
import org.bouncycastle.asn1.DERUTF8String;

public class PKIFreeText
    extends ASN1Object
{
    ASN1Sequence strings;

    public static PKIFreeText getInstance(
        ASN1TaggedObject    obj,
        boolean             explicit)
    {
        return getInstance(ASN1Sequence.getInstance(obj, explicit));
    }

    public static PKIFreeText getInstance(
        Object obj)
    {
        if (obj instanceof PKIFreeText)
        {
            return (PKIFreeText)obj;
        }
        else if (obj != null)
        {
            return new PKIFreeText(ASN1Sequence.getInstance(obj));
        }

        return null;
    }

    private PKIFreeText(
        ASN1Sequence seq)
    {
        Enumeration e = seq.getObjects();
        while (e.hasMoreElements())
        {
            if (!(e.nextElement() instanceof DERUTF8String))
            {
                throw new IllegalArgumentException("attempt to insert non UTF8 STRING into PKIFreeText");
            }
        }
        
        strings = seq;
    }

    public PKIFreeText(
        DERUTF8String p)
    {
        strings = new DERSequence(p);
    }

    public PKIFreeText(
        String p)
    {
        this(new DERUTF8String(p));
    }

    public PKIFreeText(
        DERUTF8String[] strs)
    {
        strings = new DERSequence(strs);
    }

    public PKIFreeText(
        String[] strs)
    {
        ASN1EncodableVector v = new ASN1EncodableVector(strs.length);
        for (int i = 0; i < strs.length; i++)
        {
            v.add(new DERUTF8String(strs[i]));
        }
        strings = new DERSequence(v);
    }

    /**
     * Return the number of string elements present.
     * 
     * @return number of elements present.
     */
    public int size()
    {
        return strings.size();
    }
    
    /**
     * Return the UTF8STRING at index i.
     * 
     * @param i index of the string of interest
     * @return the string at index i.
     */
    public DERUTF8String getStringAt(
        int i)
    {
        return (DERUTF8String)strings.getObjectAt(i);
    }
    
    /**
     *      * PKIFreeText ::= SEQUENCE SIZE (1..MAX) OF UTF8String
     * 
     */
    public ASN1Primitive toASN1Primitive()
    {
        return strings;
    }
}