/*
 * Jitsi, the OpenSource Java VoIP and Instant Messaging client.
 *
 * Copyright @ 2015 Atlassian Pty Ltd
 *
 * 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 net.java.sip.communicator.plugin.globalproxyconfig;

import org.jitsi.service.resources.*;
import org.osgi.framework.*;

/**
 * The <tt>Resources</tt> class manages the access to the internationalization
 * properties files and the image resources used in this plugin.
 *
 * @author Atul Aggarwal
 * @author Damian Minkov
 */
public class Resources
{
    /**
     * The resource management service.
     */
    private static ResourceManagementService resourcesService;

    /**
     * Returns an internationalized string corresponding to the given key.
     * @param key The key of the string.
     * @return An internationalized string corresponding to the given key.
     */
    public static String getString(String key)
    {
        return getResources().getI18NString(key);
    }

    /**
     * Returns an application property string corresponding to the given key.
     * @param key The key of the string.
     * @return A string corresponding to the given key.
     */
    public static String getApplicationString(String key)
    {
        return getResources().getSettingsString(key);
    }

    /**
     * Returns the resource service.
     * @return resource service.
     */
    public static ResourceManagementService getResources()
    {
        if (resourcesService == null)
        {
            ServiceReference serviceReference = GlobalProxyPluginActivator.bundleContext
                .getServiceReference(ResourceManagementService.class.getName());

            if(serviceReference == null)
                return null;

            resourcesService =
                (ResourceManagementService)GlobalProxyPluginActivator.bundleContext
                    .getService(serviceReference);
        }

        return resourcesService;
    }
}