001/*
002 * Copyright 2007-2008 The Kuali Foundation
003 *
004 * Licensed under the Educational Community License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.opensource.org/licenses/ecl2.php
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.kuali.ole.sys.context;
017
018import java.io.IOException;
019import java.util.Properties;
020
021import org.kuali.rice.core.api.config.property.Config;
022import org.kuali.rice.core.api.config.property.ConfigContext;
023import org.kuali.rice.core.impl.config.property.ConfigLogger;
024import org.springframework.beans.factory.config.PropertyPlaceholderConfigurer;
025
026/**
027 * Configures a property placeholder in Spring which will allow access to the properties configured in the workflow configuration.
028 * 
029 * @author Kuali Rice Team (rice.collab@kuali.org)
030 */
031public class ConfigPropertyPlaceholderConfigurer extends PropertyPlaceholderConfigurer {
032    protected static final org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(ConfigPropertyPlaceholderConfigurer.class);
033
034    public ConfigPropertyPlaceholderConfigurer() {
035        setSystemPropertiesMode(PropertyPlaceholderConfigurer.SYSTEM_PROPERTIES_MODE_OVERRIDE);
036    }
037
038    @Override
039    protected void loadProperties(Properties props) throws IOException {
040        // perform standard property resource file loading
041        super.loadProperties(props);
042        // put the properties into the Rice configuration context
043        ConfigContext.getCurrentContextConfig().putProperties(props);
044        // load the Rice properties
045        if ( LOG.isDebugEnabled() ) {
046            Config config = ConfigContext.getCurrentContextConfig();
047            if (config != null) {
048                LOG.debug("Replacing parameters in Spring using config:\r\n" + config);
049                ConfigLogger.logConfig(config);
050            }
051        }
052    }
053}