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The FIPS 140-2 Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms certified to FIPS 140-2 level 1. This jar contains the debug version JCE provider and low-level API for the BC-FJA version 1.0.2.3, FIPS Certificate #3514. Please note the debug jar is not certified.

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package org.bouncycastle.crypto.fips;

import org.bouncycastle.crypto.InvalidWrappingException;
import org.bouncycastle.crypto.KeyUnwrapper;
import org.bouncycastle.crypto.Parameters;

/**
 * Base class for the approved mode KeyUnwrapper implementations.
 *
 * @param  the parameters type associated with the final implementation of this key unwrapper.
 */
public abstract class FipsKeyUnwrapper
    implements KeyUnwrapper
{
    // protect constructor
    FipsKeyUnwrapper()
    {

    }

    public abstract byte[] unwrap(byte[] in, int inOff, int inLen)
        throws InvalidWrappingException;
}