/*
 * Copyright (c) 2009, 2014, 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.
 *
 * 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
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */
package org.openjdk.asmtools.util;

import java.util.ResourceBundle;

/**
 * Class providing an access to the product info.
 * <i>productinfo.properties</i> will be generated during the build
 */
public class ProductInfo {

    static {
        init();
    }

    ;

    /**
     * Returns the value of the specified property
     */
    public static String getProperty(String propName) {
        try {
            return bundle.getString(propName);
        } catch (java.util.MissingResourceException e) {
            return null;
        }
    }

    /**
     * Version of the product in the short format, like 5.0
     */
    public static final String VERSION = version();

    /**
     * Full version of the product, including build number and date of creation
     */
    public static final String FULL_VERSION = fullVersion();

    private static final String BUNDLE_NAME = "org.openjdk.asmtools.util.productinfo";

    private static ResourceBundle bundle;

    /**
     * Initializes the bundle
     */
    private static void init() {
        bundle = ResourceBundle.getBundle(BUNDLE_NAME);
    }

    private static String version() {
        return getProperty("PRODUCT_VERSION");
    }

    private static String fullVersion() {
        return getProperty("PRODUCT_NAME_LONG") + ", version " + version()
                + " " + getProperty("PRODUCT_MILESTONE")
                + " " + getProperty("PRODUCT_BUILDNUMBER")
                + " (" + getProperty("PRODUCT_DATE") + ")";

    }

}
