/*

 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code 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 General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 */

package com.sun.tools.jdeprscan;

import java.text.MessageFormat;

import java.util.Locale;

import java.util.MissingResourceException;

import java.util.ResourceBundle;

/**

 * Message handling class for localization.

 */

public class Messages {

    /** Indicates whether line separators in messages need replacement. */

    static final boolean REPLACE_LINESEP = ! System.lineSeparator().equals("\n");

    /** The resource bundle, must be non-null. */

    static final ResourceBundle bundle;

    static {

        Locale locale = Locale.getDefault();

        try {

            bundle = ResourceBundle.getBundle("com.sun.tools.jdeprscan.resources.jdeprscan", locale);

        } catch (MissingResourceException e) {

            throw new InternalError("Cannot find jdeprscan resource bundle for locale " + locale, e);

        }

    }

    /**

     * Gets a message from the resource bundle. If necessary, translates "\n",

     * the line break string used in the message file, to the system-specific

     * line break string.

     *

     * @param key the message key

     * @param args the message arguments

     */

    public static String get(String key, Object... args) {

        try {

            String msg = MessageFormat.format(bundle.getString(key), args);

            if (REPLACE_LINESEP) {

                msg = msg.replace("\n", System.lineSeparator());

            }

            return msg;

        } catch (MissingResourceException e) {

            throw new InternalError("Missing message: " + key, e);

        }

    }

}