/*
 * Copyright 2010-2013 Ning, Inc.
 *
 * Ning licenses this file to you 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 com.ning.billing.osgi.http;

import java.util.Map;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;

import javax.inject.Singleton;
import javax.servlet.http.HttpServlet;

import com.ning.billing.osgi.api.OSGIServiceRegistration;

@Singleton
public class DefaultServletRouter implements OSGIServiceRegistration<HttpServlet> {

    private final Map<String, HttpServlet> pluginServlets = new ConcurrentHashMap<String, HttpServlet>();

    @Override
    public void registerService(final String pluginName, final HttpServlet httpServlet) {
        pluginServlets.put(pluginName, httpServlet);
    }

    @Override
    public void unregisterService(final String pluginName) {
        pluginServlets.remove(pluginName);
    }

    @Override
    public HttpServlet getServiceForPluginName(final String pluginName) {
        return pluginServlets.get(pluginName);
    }

    @Override
    public Set<String> getAllServiceForPluginName() {
        return pluginServlets.keySet();
    }

    @Override
    public Class<HttpServlet> getServiceType() {
        return HttpServlet.class;
    }
}
