http://www.bouncycastle.org/java.html: The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.5. 
package org.bouncycastle.crypto.tls;

import java.io.IOException;

public class TlsFatalAlert extends IOException
{
    private static final long serialVersionUID = 3584313123679111168L;

    private short alertDescription;

    public TlsFatalAlert(short alertDescription)
    {
        this.alertDescription = alertDescription;
    }

    public short getAlertDescription()
    {
        return alertDescription;
    }
}