com.cisco.oss.foundation.configuration.FoundationCommonsConfigurationFactoryBean Maven / Gradle / Ivy

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This project is the implementation library for configuration in the cisco vss foundation runtime

There is a newer version: 1.0.5-1

/*
 * Copyright 2015 Cisco Systems, 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.cisco.oss.foundation.configuration;

import org.apache.commons.configuration.Configuration;
import org.springframework.beans.factory.FactoryBean;
import org.springframework.util.Assert;

import java.util.Iterator;
import java.util.List;
import java.util.Properties;

/**
 * User: Yair Ogen Date: 4/18/13 Time: 4:53 PM
 */
public class FoundationCommonsConfigurationFactoryBean implements FactoryBean {

	private Configuration configuration;

	public FoundationCommonsConfigurationFactoryBean(Configuration configuration) {
		Assert.notNull(configuration);
		this.configuration = configuration;
	}

	/**
	 * @see org.springframework.beans.factory.FactoryBean#getObject()
	 */
	public Properties getObject() throws Exception {
		return (configuration != null) ? convertToProperties(configuration) : null;
	}

	/**
	 * @see org.springframework.beans.factory.FactoryBean#getObjectType()
	 */
	public Class getObjectType() {
		return Properties.class;
	}

	/**
	 * @see org.springframework.beans.factory.FactoryBean#isSingleton()
	 */
	public boolean isSingleton() {
		return true;
	}

	private Properties convertToProperties(Configuration configuration) {
		Properties props = new Properties();

		Iterator keys = configuration.getKeys();

		while (keys.hasNext()) {
			String key = keys.next();
			if (configuration.containsKey(key)) {
				Object result = configuration.getProperty(key);
				String value = result.toString();
				if (result instanceof List) {
					value = value.substring(1);
					value = value.substring(0,value.length()-1);
				}

				props.setProperty(key, value);
			}

		}

		return props;
	}
}