code: private URL loadResource(String configurationResourceName)
      {
          ClassLoader standardClassloader = ClassLoaderUtil.getStandardClassLoader();
          URL url = null;
          if (standardClassloader != null)
          {
              url = standardClassloader.getResource(configurationResourceName);
          }
          if (url == null)
          {
              url = this.getClass().getResource(configurationResourceName);
          }
          log.info("Creating EhCacheFactory from a specified resource: " + configurationResourceName
                  + " Resolved to URL: " + url);
  
          if (url == null)
          {
              log.warn("A configurationResourceName was set to {} but the resource could not be loaded from the classpath.Ehcache will configure itself using defaults." ,configurationResourceName);
          }
          return url;
      }
docs: Load resource.
  
  @param configurationResourceName
  the configuration resource name
  @return the uRL