Copyright 2014 Netflix, Inc.
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.
/**
 * Copyright 2014 Netflix, Inc.
 *
 * 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 com.netflix.config.jmx;

import org.apache.commons.configuration.AbstractConfiguration;

import com.netflix.config.ConcurrentCompositeConfiguration;
import com.netflix.config.util.ConfigurationUtils;

A basic implementation of a Config MBean that allows for operations on
properties contained in the AbstractConfiguration.
Author:
stonse/**
 * A basic implementation of a Config MBean that allows for operations on
 * properties contained in the <code>AbstractConfiguration</code>.
 * 
 * @author stonse
 * 
 */
public class BaseConfigMBean implements ConfigMBean {

	AbstractConfiguration config = null;

	public BaseConfigMBean(AbstractConfiguration config) {
		this.config = config;
	}
	
	@Override
	public Object obtainProperties() {
		return ConfigurationUtils.getProperties(config);
	}

	@Override
	public Object getProperty(String key) {
		return config.getProperty(key);
	}

	
Calls config.setProperty(). If the underlying configuration is ConcurrentCompositeConfiguration, it calls ConcurrentCompositeConfiguration.setOverrideProperty(String, Object) instead. /**
	 * Calls <code>config.setProperty()</code>. If the underlying configuration
	 * is {@link ConcurrentCompositeConfiguration}, it calls {@link ConcurrentCompositeConfiguration#setOverrideProperty(String, Object)}
	 * instead.
	 */
	@Override
	public void updateProperty(String key, String value) {
	    if (config instanceof ConcurrentCompositeConfiguration) {
	        ((ConcurrentCompositeConfiguration) config).setOverrideProperty(key, value);
	    } else {
		    config.setProperty(key, value);
	    }
	}

    
Calls config.clearProperty(). If the underlying configuration is ConcurrentCompositeConfiguration, it calls ConcurrentCompositeConfiguration.clearOverrideProperty(String) instead. 
Warning: ConcurrentCompositeConfiguration.clearOverrideProperty(String) does not clear the property with the whole ConcurrentCompositeConfiguration, if any other child configurations in it has the same property. /**
     * Calls <code>config.clearProperty()</code>. If the underlying configuration
     * is {@link ConcurrentCompositeConfiguration}, it calls {@link ConcurrentCompositeConfiguration#clearOverrideProperty(String)}
     * instead. 
     * <p><b>Warning: </b>{@link ConcurrentCompositeConfiguration#clearOverrideProperty(String)} does not clear the 
     * property with the whole {@link ConcurrentCompositeConfiguration}, if any other child configurations in it has the same property.
     */
	@Override
	public void clearProperty(String key) {
        if (config instanceof ConcurrentCompositeConfiguration) {
            ((ConcurrentCompositeConfiguration) config).clearOverrideProperty(key);
        } else {
		    config.clearProperty(key);
        }
	}

    
Calls config.addrProperty(). If the underlying configuration is ConcurrentCompositeConfiguration, it calls ConcurrentCompositeConfiguration.setOverrideProperty(String, Object) instead. /**
     * Calls <code>config.addrProperty()</code>. If the underlying configuration
     * is {@link ConcurrentCompositeConfiguration}, it calls {@link ConcurrentCompositeConfiguration#setOverrideProperty(String, Object)}
     * instead.
     */
	@Override
	public void addProperty(String key, String value) {
        if (config instanceof ConcurrentCompositeConfiguration) {
            ((ConcurrentCompositeConfiguration) config).setOverrideProperty(key, value);
        } else {
		    config.addProperty(key, value);
        }
	}

}