code: protected static Invocable resolveJavaField(
              Class<?> clas, String fieldName, boolean staticOnly )
              throws UtilEvalError {
          try {
              return resolveExpectedJavaField( clas, fieldName, staticOnly );
          } catch ( ReflectError e ) {
              return null;
          }
      }
docs: /*
  Note: this method and resolveExpectedJavaField should be rewritten
  to invert this logic so that no exceptions need to be caught
  unecessarily.  This is just a temporary impl.
  @return the field or null if not found