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/*
 * Copyright the original author or authors.
 *
 * 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 org.citrusframework.mail;

import org.citrusframework.message.MessageType;

/**
 * @author Christoph Deppisch
 */
public class MailSettings {

    private static final String MAIL_PROPERTY_PREFIX = "citrus.mail.";
    private static final String MAIL_ENV_PREFIX = "CITRUS_MAIL";

    private static final String MARSHALLER_TYPE_PROPERTY = MAIL_PROPERTY_PREFIX + "marshaller.type";
    private static final String MARSHALLER_TYPE_ENV = MAIL_ENV_PREFIX + "MARSHALLER_TYPE";
    private static final String MARSHALLER_TYPE_DEFAULT = MessageType.XML.name();

    private MailSettings() {
        // prevent instantiation of utility class
    }

    /**
     * Gets the default marshaller type setting that represents the data format
     * that the marshaller will use (usually one of XML or JSON).
     * @return
     */
    public static String getMarshallerType() {
        return System.getProperty(MARSHALLER_TYPE_PROPERTY,
                System.getenv(MARSHALLER_TYPE_ENV) != null ? System.getenv(MARSHALLER_TYPE_ENV) : MARSHALLER_TYPE_DEFAULT);
    }

}