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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;

/**
 * Base interface for extra methods required for handling associated data in AEAD ciphers.
 */
public interface AADProcessor
{
    /**
     * Return a stream to write associated data to in order to have it incorporated into the
     * AEAD cipher's MAC.
     *
     * @return a stream for collecting associated data.
     */
    UpdateOutputStream getAADStream();

    /**
     * Return the final value of AEAD cipher's MAC.
     *
     * @return MAC value for the AEAD cipher.
     */
    byte[] getMAC();
}