code: @Override
  	public final Properties getConfigProperties() {
  		Properties props = doReadConfig();
  
  		// Initialize hashcode of newly loaded properties.
  		if (0 == this.propsHashCode) {
  			this.propsHashCode = props.hashCode();
  		}
  
  		return props;
  	}
docs: /*
  (non-Javadoc)
  
  @see net.jawr.web.resource.bundle.factory.util.ConfigPropertiesSource#
  getConfigProperties()