/**
    * Copyright 2005-2014 The Kuali Foundation
    *
    * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php
    *
   * 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 edu.sampleu.travel.infrastructure;
  
  import org.apache.commons.lang.StringUtils;
  import org.apache.log4j.Logger;
  import org.springframework.context.ConfigurableApplicationContext;
  import org.springframework.context.support.ClassPathXmlApplicationContext;
  
  /**
   * Initializes the Travel App Spring context.
   * @author Kuali Rice Team (rice.collab@kuali.org)
   */
  public class TravelServiceLocator {
      private static final Logger LOG = Logger.getLogger(TravelServiceLocator.class);
  
      private static final String STANDARD_CONTEXT = "classpath:SampleAppBeans.xml";
      private static final String TEST_CONTEXT = "classpath:SampleAppBeans-test.xml";
  
      private static ConfigurableApplicationContext appContext;
  
  	public static synchronized void initialize(boolean test) {
  		if (appContext == null) {
  		    final String[] resources;
  		    // check if we are running in unit tests, and if so, add the test context resource
  		    if (test) {
  		        resources = new String[] { STANDARD_CONTEXT, TEST_CONTEXT };
  		    } else {
  		        resources = new String[] { STANDARD_CONTEXT };
  		    }
  		    LOG.info("Loading contexts: " + StringUtils.join(resources, ", "));
  			appContext = new ClassPathXmlApplicationContext(resources);
  		}
  	}
  
  	public static synchronized ConfigurableApplicationContext getAppContext() {
  		return appContext;
  	}	
  }