/*
 *
 * Copyright (c) 2013 - 2017 Lijun Liao
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License version 3
 * as published by the Free Software Foundation with the addition of the
 * following permission added to Section 15 as permitted in Section 7(a):
 *
 * FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
 * THE AUTHOR LIJUN LIAO. LIJUN LIAO DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
 * OF THIRD PARTY RIGHTS.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License.
 *
 * You can be released from the requirements of the license by purchasing
 * a commercial license. Buying such a license is mandatory as soon as you
 * develop commercial activities involving the XiPKI software without
 * disclosing the source code of your own applications.
 *
 * For more information, please contact Lijun Liao at this
 * address: lijun.liao@gmail.com
 */

package org.xipki.pki.scep.transaction;

/**
 * @author Lijun Liao
 * @since 2.0.0
 */

public enum MessageType {

    /**
     * Response to certificate or CRL request.
     */
    CertRep(3),

    /**
     * PKCS #10 certificate request for renewal of an existing certificate.
     * Since draft-gutman-scep version 0
     */
    RenewalReq(17),

    /**
     * PKCS #10 certificate request for update of a certificate issued by a different CA.
     * Since draft-gutman-scep version 0
     */
    UpdateReq(18),

    /**
     * PKCS #10 certificate request.
     */
    PKCSReq(19),

    /**
     * Certificate polling in manual enrolment.
     */
    CertPoll(20),

    /**
     * Retrieve a certificate.
     */
    GetCert(21),

    /**
     * Retrieve a CRL.
     */
    GetCRL(22);

    private final int code;

    MessageType(final int code) {
        this.code = code;
    }

    public int getCode() {
        return code;
    }

    public static MessageType forValue(final int code) {
        for (MessageType m : values()) {
            if (m.code == code) {
                return m;
            }
        }
        throw new IllegalArgumentException("invalid MessageType " + code);
    }

}