Well spotted, I was gonna mention this problem once I understood it better,
a couple of tests I brought over from the main patch were failing.
All tests pass after the update, so it's backwards compatible alright.
Taariq
On Sun, Sep 4, 2011 at 10:10 AM, Claus Ibsen <claus.ib...@gmail.com> wrote:
> Hi
>
> Just an update on the status.
>
> I discovered an issue in the scala DSL, which I managed to fix
> yesterday. The problem was the scala DSL would cause all languages to
> be evaluated as Expression, and then converted to Predicate if
> applicable. This was wrong, as the DSL indicate whether it should be a
> Predicate or Expression. This level of indirection would cause an
> issue as first being an Expression and then a Predicate. And also
> cause a slight difference between Scala DSL and Java DSL etc.
>
> The problem was identified due the improved Simple language prototype
> as it parse the input depending on its a Expression or Predicate. The
> latter has all the operators and whatnot. Where as the former is the
> "template style" which was the origin roots of the Simple language - A
> very simple expression language for dynamic templates, eg to say
> "Hello ${body} how are you?".
>
> The old simple language did support a style by which you could be lazy
> and omit the ${ } tokens, and just indicate "body" or "header.foo".
> The new simple language prefers to use "${body}" and "${header.foo}"
> as its consistent and also stands out to the user, that this is a
> function, and not plain text. However the old style is supported using
> a "SimpleBackwardsCompatibleParser" which have been marked as
> @deprecated, and to be removed in Camel 3.0.
>
> I have been running with the simple prototype for a week on my laptop,
> and have identified some minor mistakes in the Camel source code due
> the old simple language. I have corrected them.
>
> So it would be a matter of time before the prototype is ready as a
> donation to Apache and to be included in Camel 2.9.
>
> the prototype is located here
> https://github.com/davsclaus/camel-simple2
>
>
> --
> Claus Ibsen
> -----------------
> FuseSource
> Email: cib...@fusesource.com
> Web: http://fusesource.com
> Twitter: davsclaus, fusenews
> Blog: http://davsclaus.blogspot.com/
> Author of Camel in Action: http://www.manning.com/ibsen/
>
