view plugins/commands/agent/src/main/java/com/redhat/thermostat/commands/agent/receiver/ReceiverRegistry.java @ 2730:08bb838d3c6c

[commands] Determine receiver based on action. Reviewed-by: neugens Review-thread: http://icedtea.classpath.org/pipermail/thermostat/2017-July/024339.html
author Severin Gehwolf <sgehwolf@redhat.com>
date Fri, 28 Jul 2017 12:16:49 +0200
parents eaa1ff0bf5b9
children
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/*
 * Copyright 2012-2017 Red Hat, Inc.
 *
 * This file is part of Thermostat.
 *
 * Thermostat is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published
 * by the Free Software Foundation; either version 2, or (at your
 * option) any later version.
 *
 * Thermostat 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 for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Thermostat; see the file COPYING.  If not see
 * <http://www.gnu.org/licenses/>.
 *
 * Linking this code with other modules is making a combined work
 * based on this code.  Thus, the terms and conditions of the GNU
 * General Public License cover the whole combination.
 *
 * As a special exception, the copyright holders of this code give
 * you permission to link this code with independent modules to
 * produce an executable, regardless of the license terms of these
 * independent modules, and to copy and distribute the resulting
 * executable under terms of your choice, provided that you also
 * meet, for each linked independent module, the terms and conditions
 * of the license of that module.  An independent module is a module
 * which is not derived from or based on this code.  If you modify
 * this code, you may extend this exception to your version of the
 * library, but you are not obligated to do so.  If you do not wish
 * to do so, delete this exception statement from your version.
 */

package com.redhat.thermostat.commands.agent.receiver;

import org.osgi.framework.BundleContext;

import com.redhat.thermostat.common.utils.ServiceRegistry;

/**
 * Handles retrieving {@link RequestReceiver}s from the framework.
 */
public class ReceiverRegistry {

    private ServiceRegistry<RequestReceiver> proxy;

    public ReceiverRegistry(BundleContext context) {
        proxy = new ServiceRegistry<RequestReceiver>(context, RequestReceiver.class.getName());
    }

    void registerReceiver(RequestReceiver receiver, String actionName) {
        proxy.registerService(receiver, actionName);
    }

    public RequestReceiver getReceiver(String actionName) {
        return proxy.getService(actionName);
    }

    void unregisterReceivers() {
        proxy.unregisterAll();
    }
}