Configuration.java

/**
 * Copyright (c) 2011 Ontology Engineering Group, 
 * Departamento de Inteligencia Artificial,
 * Facultad de Inform‡tica, Universidad 
 * PolitŽcnica de Madrid, Spain
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package es.upm.fi.dia.oeg.map4rdf.server.conf;

import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
import java.util.Properties;

/**
 * @author Alexander De Leon
 */
public class Configuration {

	private final Properties properties ;

    public  Configuration() {
        properties = null;
    }
    
	public Configuration(Properties properties) {
		this.properties = properties;
	}

	public Configuration(InputStream propIn) throws IOException {
		properties = new Properties();
		properties.load(propIn);
	}

	public String getConfigurationParamValue(String param) {
		return properties.getProperty(param);
	}

	public boolean containsConfigurationParam(String param) {
		return properties.getProperty(param)!=null && !properties.getProperty(param).isEmpty();
	}
	
	public List<String> getKeys(){
		List<String> keys= new ArrayList<String>();
		for(Object i:properties.keySet()){
			if(i instanceof String){
				keys.add((String)i);
			}
		}
		return keys;
	}
}