/* Copyright (c) 2000 The Legion Of The Bouncy Castle
 * (http://www.bouncycastle.org)
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package jcifs.spnego.asn1;

import java.io.IOException;

/**
 * We insert one of these when we find a tag we don't recognise.
 */
public class DERUnknownTag
    extends DERObject
{
    int         tag;
    byte[]      data;

    /**
     * @param tag the tag value.
     * @param data the octets making up the time.
     */
    public DERUnknownTag(
        int     tag,
        byte[]  data)
    {
        this.tag = tag;
        this.data = data;
    }

    public int getTag()
    {
        return tag;
    }

    public byte[] getData()
    {
        return data;
    }

    void encode(
        DEROutputStream  out)
        throws IOException
    {
        out.writeEncoded(tag, data);
    }
    
    public boolean equals(
        Object o)
    {
        if ((o == null) || !(o instanceof DERUnknownTag))
        {
            return false;
        }
        
        DERUnknownTag other = (DERUnknownTag)o;
        
        if(tag != other.tag)
        {
            return false;
        }
        
        if(data.length != other.data.length)
        {
            return false;
        }
        
        for(int i = 0; i < data.length; i++) 
        {
            if(data[i] != other.data[i])
            {
                return false;
            }
        }
        
        return true;
    }
}