/*
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF 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 org.apache.qpid.server.configuration;

import org.apache.commons.configuration.Configuration;
import org.apache.commons.configuration.ConfigurationException;
import org.apache.log4j.Logger;
import org.apache.qpid.server.configuration.plugins.ConfigurationPlugin;
import org.apache.qpid.server.configuration.plugins.ConfigurationPluginFactory;
import org.apache.qpid.server.registry.ApplicationRegistry;

import java.util.Map;

public class ConfigurationManager
{
    Logger _logger = Logger.getLogger(ConfigurationManager.class);

    public ConfigurationPlugin getConfigurationPlugin(String configurationElement, Configuration configuration) throws ConfigurationException
    {
        Map<String, ConfigurationPluginFactory> configPlugins =
                ApplicationRegistry.getInstance().getPluginManager().getConfigurationPlugins();

        ConfigurationPluginFactory factory = configPlugins.get(configurationElement);

        if (_logger.isInfoEnabled())
        {
            _logger.info("Got Factory:" + factory + ": for :" + configurationElement);
        }

        if (_logger.isDebugEnabled())
        {
            _logger.debug("Loaded Plugins:");
            for (String key : configPlugins.keySet())
            {
                _logger.debug(key + ":" + configPlugins.get(key));
            }
        }

        return factory != null ? factory.newInstance(configurationElement, configuration) : null;
    }
}
