it.geosolutions.opensdi2.configurations.model.converters.PropertiesConfigurationConverter.java Source code

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Here is the source code for it.geosolutions.opensdi2.configurations.model.converters.PropertiesConfigurationConverter.java

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/*
 *  Copyright (C) 2007-2012 GeoSolutions S.A.S.
 *  http://www.geo-solutions.it
 *
 *  GPLv3 + Classpath exception
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package it.geosolutions.opensdi2.configurations.model.converters;

import java.util.Iterator;

import org.apache.commons.configuration.Configuration;
import org.apache.commons.configuration.PropertiesConfiguration;

import it.geosolutions.opensdi2.configurations.model.OSDIConfiguration;
import it.geosolutions.opensdi2.configurations.model.OSDIConfigurationKVP;

/**
 * This class provide a "properties file-oriented" implementation for the OSDIConfigBuilder interface
 * 
 * @author DamianoG
 * 
 */
public class PropertiesConfigurationConverter implements OSDIConfigConverter {

    /**
     * This implementation expects an input object instance of org.apache.commons.configuration.Configuration otherwise an unchecked exception is thrown. 
     * The concrete return type is always an instance of OSDIConfigurationKVP
     */
    @Override
    public OSDIConfiguration buildConfig(Object configToBeConverted, String scopeID, String instanceID) {
        if (!(configToBeConverted instanceof Configuration)) {
            throw new IllegalArgumentException(
                    "You are using the class OSDIPropertiesConverter as implementation of the OSDIConfigConverter interface, you need to pass to this method an instance of org.apache.commons.configuration.Configuration");
        }
        Configuration inConfig = (Configuration) configToBeConverted;
        OSDIConfigurationKVP outConfig = new OSDIConfigurationKVP(scopeID, instanceID);

        Iterator<String> iter = inConfig.getKeys();
        String tmpKey = "";
        while (iter.hasNext()) {
            tmpKey = iter.next();
            outConfig.addNew(tmpKey, inConfig.getProperty(tmpKey));
        }
        return outConfig;
    }

    /**
     * This implementation expects an input object instance of OSDIConfigurationKVP otherwise an IllegalArgumentException is thrown. 
     * The concrete return type is always an instance of org.apache.commons.configuration.Configuration
     */
    @Override
    public Object buildConfig(OSDIConfiguration configToBeConverted) {
        if (!(configToBeConverted instanceof OSDIConfigurationKVP)) {
            throw new IllegalArgumentException(
                    "You are using the class OSDIPropertiesConverter as implementation of the OSDIConfigConverter interface, you need to pass to this method an instance of OSDIConfigurationKVP");
        }
        OSDIConfigurationKVP inConfig = (OSDIConfigurationKVP) configToBeConverted;
        Configuration outConfig = new PropertiesConfiguration();

        Iterator<String> iter = inConfig.getAllKeys().iterator();
        String tmpKey = "";
        while (iter.hasNext()) {
            tmpKey = iter.next();
            outConfig.addProperty(tmpKey, inConfig.getValue(tmpKey));
        }
        return outConfig;
    }
}