MessageFactory.java

/*
 * Copyright (c) [2016] [ <ether.camp> ]
 * This file is part of the ethereumJ library.
 *
 * The ethereumJ library is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * The ethereumJ library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with the ethereumJ library. If not, see <http://www.gnu.org/licenses/>.
 */
package org.ethereum.net.message;

/**
 * Factory interface to create messages
 *
 * @author Mikhail Kalinin
 * @since 20.08.2015
 */
public interface MessageFactory {

    /**
     * Creates message by absolute message codes
     * e.g. codes described in {@link org.ethereum.net.eth.message.EthMessageCodes}
     *
     * @param code message code
     * @param encoded encoded message bytes
     * @return created message
     *
     * @throws IllegalArgumentException if code is unknown
     */
    Message create(byte code, byte[] encoded);

}