URLCodec.java

/**
 * Copyright French Prime minister Office/SGMAP/DINSIC/Vitam Program (2015-2019)
 *
 * contact.vitam@culture.gouv.fr
 *
 * This software is a computer program whose purpose is to implement a digital archiving back-office system managing
 * high volumetry securely and efficiently.
 *
 * This software is governed by the CeCILL 2.1 license under French law and abiding by the rules of distribution of free
 * software. You can use, modify and/ or redistribute the software under the terms of the CeCILL 2.1 license as
 * circulated by CEA, CNRS and INRIA at the following URL "http://www.cecill.info".
 *
 * As a counterpart to the access to the source code and rights to copy, modify and redistribute granted by the license,
 * users are provided only with a limited warranty and the software's author, the holder of the economic rights, and the
 * successive licensors have only limited liability.
 *
 * In this respect, the user's attention is drawn to the risks associated with loading, using, modifying and/or
 * developing or reproducing the software by the user in light of its specific status of free software, that may mean
 * that it is complicated to manipulate, and that also therefore means that it is reserved for developers and
 * experienced professionals having in-depth computer knowledge. Users are therefore encouraged to load and test the
 * software's suitability as regards their requirements in conditions enabling the security of their systems and/or data
 * to be ensured and, more generally, to use and operate it in the same conditions as regards security.
 *
 * The fact that you are presently reading this means that you have had knowledge of the CeCILL 2.1 license and that you
 * accept its terms.
 */
package fr.gouv.vitam.common.security.codec;

import fr.gouv.vitam.common.ParametersChecker;
import fr.gouv.vitam.common.digest.Digest;
import fr.gouv.vitam.common.digest.DigestType;

/**
 * URL Codec
 */
public class URLCodec {

    private static final String ARGUMENT_MUST_NOT_BE_NULL = "Argument must not be null";
    private static final String DELEMITER_SEPARATED_VALUES = ";";

    private URLCodec() {
        // Empty
    }

    /**
     * encode URL using secret
     *
     * @param httpMethod
     * @param url
     * @param timestamp
     * @param secret
     * @param digestType
     * @return Platform-Id
     */
    public static String encodeURL(String httpMethod, String url, String timestamp, String secret,
        DigestType digestType) {
        ParametersChecker.checkParameter(ARGUMENT_MUST_NOT_BE_NULL, httpMethod, url, timestamp, secret, digestType);
        final Digest digest = new Digest(digestType);
        return digest.update(httpMethod + DELEMITER_SEPARATED_VALUES + url + DELEMITER_SEPARATED_VALUES + timestamp +
            DELEMITER_SEPARATED_VALUES + secret).toString();
    }

}