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The Bouncy Castle Java APIs for the OpenPGP Protocol. The APIs are designed primarily to be used in conjunction with the BC LTS provider but may also be used with other providers providing cryptographic services.

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/*
 * Created on Mar 6, 2004
 *
 * To change this generated comment go to 
 * Window>Preferences>Java>Code Generation>Code and Comments
 */
package org.bouncycastle.openpgp;

import java.io.IOException;

import org.bouncycastle.bcpg.BCPGInputStream;
import org.bouncycastle.bcpg.MarkerPacket;
import org.bouncycastle.bcpg.Packet;

/**
 * a PGP marker packet - in general these should be ignored other than where
 * the idea is to preserve the original input stream.
 */
public class PGPMarker
{
    private MarkerPacket p;
    
    /**
     * Default constructor.
     * 
     * @param in
     * @throws IOException
     */
    public PGPMarker(
        BCPGInputStream in) 
        throws IOException
    {
        Packet packet = in.readPacket();
        if (!(packet instanceof MarkerPacket))
        {
            throw new IOException("unexpected packet in stream: " + packet);
        }
        p = (MarkerPacket)packet;
    }
}