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Java library for Javascript Object Signing and Encryption (JOSE) and JSON Web Tokens (JWT)

There is a newer version: 9.47

/*
 * nimbus-jose-jwt
 *
 * Copyright 2012-2016, Connect2id Ltd and contributors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use
 * this file except in compliance with the License. You may obtain a copy of the
 * License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed
 * under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
 * CONDITIONS OF ANY KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations under the License.
 */

package com.nimbusds.jose.crypto.impl;


import net.jcip.annotations.Immutable;

import java.util.Objects;


/**
 * Authenticated cipher text. This class is immutable.
 *
 * @author Vladimir Dzhuvinov
 * @version 2024-04-20
 */
@Immutable
public final class AuthenticatedCipherText {


	/**
	 * The cipher text.
	 */
	private final byte[] cipherText;


	/**
	 * The authentication tag.
	 */
	private final byte[] authenticationTag;


	/**
	 * Creates a new authenticated cipher text.
	 *
	 * @param cipherText        The cipher text. Must not be {@code null}.
	 * @param authenticationTag The authentication tag. Must not be
	 *                          {@code null}.
	 */
	public AuthenticatedCipherText(final byte[] cipherText, final byte[] authenticationTag) {

		this.cipherText = Objects.requireNonNull(cipherText);
		this.authenticationTag = Objects.requireNonNull(authenticationTag);
	}


	/**
	 * Gets the cipher text.
	 *
	 * @return The cipher text.
	 */
	public byte[] getCipherText() {

		return cipherText;
	}


	/**
	 * Gets the authentication tag.
	 *
	 * @return The authentication tag.
	 */
	public byte[] getAuthenticationTag() {

		return authenticationTag;
	}
}