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/**
 * Copyright (C) 2023 Bonitasoft S.A.
 * Bonitasoft, 32 rue Gustave Eiffel - 38000 Grenoble
 * This 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
 * version 2.1 of the License.
 * This 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 this
 * program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
 * Floor, Boston, MA 02110-1301, USA.
 **/
package org.bonitasoft.engine.command;

import java.io.Serializable;
import java.util.Map;

import org.bonitasoft.engine.service.ServiceAccessor;

/**
 * @author Danila Mazour
 */
public abstract class RuntimeCommand implements Command {

    @SuppressWarnings("unchecked")
    protected  T getParameter(final Map parameters, final String parameterName,
            final String message)
            throws SCommandParameterizationException {
        try {
            return (T) parameters.get(parameterName);
        } catch (final Exception e) {
            throw new SCommandParameterizationException(message);
        }
    }

    protected  T getParameter(final Map parameters, final String parameterName)
            throws SCommandParameterizationException {
        return getParameter(parameters, parameterName, "An error occurred while parsing " + parameterName);
    }

    protected Long getLongMandatoryParameter(final Map parameters, final String field)
            throws SCommandParameterizationException {
        final String message = "Parameters map must contain an entry " + field + " with a long value.";
        final Long mandatoryParameter = getMandatoryParameter(parameters, field, message);
        if (mandatoryParameter == 0L) {
            throw new SCommandParameterizationException(message);
        }
        return mandatoryParameter;
    }

    protected Integer getIntegerMandatoryParameter(final Map parameters, final String field)
            throws SCommandParameterizationException {
        final String message = "Parameters map must contain an entry " + field + " with a int value.";
        return getMandatoryParameter(parameters, field, message);
    }

    protected String getStringMandatoryParameter(final Map parameters, final String field)
            throws SCommandParameterizationException {
        final String message = "Parameters map must contain an entry " + field + " with a String value.";
        return getMandatoryParameter(parameters, field, message);
    }

    protected  T getMandatoryParameter(final Map parameters, final String field,
            final String message)
            throws SCommandParameterizationException {
        final T value = getParameter(parameters, field, message);
        if (value == null) {
            throw new SCommandParameterizationException(message);
        }
        return value;
    }

}