edu.monash.merc.system.config.SystemPropertyConfigurator.java Source code

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Here is the source code for edu.monash.merc.system.config.SystemPropertyConfigurator.java

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/*
 * Copyright (c) 2011-2013, Monash e-Research Centre
 * (Monash University, Australia)
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *    * Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *    * Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *    * Neither the name of the Monash University nor the names of its
 *      contributors may be used to endorse or promote products derived from
 *      this software without specific prior written permission.
 *
 * 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 Affero General Public License for more details.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * You should have received a copy of the GNU Affero General Public License along with
 * this program. If not, see <http://www.gnu.org/licenses/>.
 */

package edu.monash.merc.system.config;

import org.springframework.beans.BeansException;
import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
import org.springframework.beans.factory.config.PropertyPlaceholderConfigurer;
import org.springframework.core.io.Resource;

import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.Properties;

/**
 * The SystemPropertyConfigurator class which provides the system properties configurations to run the application
 *
 * @author Simon Yu
 *         <p/>
 *         Email: xiaoming.yu@monash.edu
 * @version 1.0
 * @since 1.0
 *        <p/>
 *        Date: 28/02/12 11:10 AM
 */
public class SystemPropertyConfigurator extends PropertyPlaceholderConfigurer {
    private Map<String, String> resolvedProps;

    @Override
    protected void processProperties(ConfigurableListableBeanFactory confListBeanFactory, Properties props)
            throws BeansException {
        Map<String, String> tmpProps = new HashMap<String, String>(props.size());
        super.processProperties(confListBeanFactory, props);
        for (Map.Entry<Object, Object> entry : props.entrySet()) {
            tmpProps.put(String.valueOf(entry.getKey()), String.valueOf(entry.getValue()));
        }
        this.resolvedProps = Collections.unmodifiableMap(tmpProps);
    }

    public Map<String, String> getResolvedProps() {
        return resolvedProps;
    }

    public String getPropValue(String propKey) {
        return resolvedProps.get(propKey);
    }
}