code: public static String getExceptionMessageString(ELContext context, String messageId) {
          return getExceptionMessageString(context, messageId, null);
      }
docs: /*
  <p>Convenience method, calls through to
  {@link #getExceptionMessageString(javax.el.ELContext,java.lang.String,Object []).
  </p>
  
  @param context the ELContext from which the Locale for this message
  is extracted.
  
  @param messageId the messageId String in the ResourceBundle
  
  @return a localized String for the argument messageId