// Copyright 2014 The Apache Software Foundation
//
// 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 org.apache.tapestry5.ioc.services;

import java.util.Collections;
import java.util.List;

import org.apache.tapestry5.ioc.annotations.UsesOrderedConfiguration;

/**
 * Service that collects the {@link ServiceConfigurationListener}s. Don't use this service directly.
 */
@UsesOrderedConfiguration(ServiceConfigurationListener.class)
final public class ServiceConfigurationListenerHub
{
    
    final private List<ServiceConfigurationListener> listeners;
    
    public ServiceConfigurationListenerHub(List<ServiceConfigurationListener> listeners)
    {
        super();
        this.listeners = Collections.unmodifiableList(listeners);
    }

    /**
     * Returns the list of service configuration listeners. 
     */
    public List<ServiceConfigurationListener> getListeners()
    {
        return listeners;
    }
    
}