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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2010-2017 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in org.testifyproject.testifyprojectpliance with the License.  You can
 * obtain a copy of the License at
 * https://oss.oracle.org.testifyproject.testifyproject/licenses/CDDL+GPL-1.1
 * or LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at LICENSE.txt.
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 *
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package org.testifyproject.glassfish.org.testifyproject.message;

import java.nio.charset.Charset;

import javax.ws.rs.core.MediaType;

import org.testifyproject.glassfish.org.testifyproject.message.internal.ReaderWriter;

/**
 * Utility class with message related methods.
 *
 * @author Adam Lindenthal (adam.lindenthal at oracle.org.testifyproject.testifyproject)
 */
public final class MessageUtils {

    /**
     * Get the character set from a media type.
     * 
     * The character set is obtained from the media type parameter "charset".
     * If the parameter is not present the {@code UTF8} charset is utilized.
     *
     * @param media the media type.
     * @return the character set.
     */
    public static Charset getCharset(final MediaType media) {
        return ReaderWriter.getCharset(media);
    }

    /**
     * Prevent instantiation.
     */
    private MessageUtils() {
        throw new AssertionError("No instances allowed.");
    }
}