Thanks! - Ingmar.
2007/7/13, Rahul Akolkar <[EMAIL PROTECTED]>:
On 7/13/07, Ingmar Kliche <[EMAIL PROTECTED]> wrote: > I have difficuties to select a node using XPath. I use an EMMA XML > repesented input: > > <emma:emma version="1.0" > xmlns:emma="http://www.w3.org/2003/04/emma"; > xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; > xsi:schemaLocation="http://www.w3.org/2003/04/emma > http://www.w3.org/TR/2007/WD-emma-20070409/emma.xsd"; > xmlns="http://www.example.com/example";> > <emma:one-of id="r1" emma:start="1087995961542" emma:end="1087995963542"> > <emma:interpretation id="int1" emma:confidence="0.75" > emma:tokens="flights from boston to denver"> > <origin>Boston</origin> > <destination>Denver</destination> > </emma:interpretation> > > <emma:interpretation id="int2" emma:confidence="0.68" > emma:tokens="flights from austin to denver"> > <origin>Austin</origin> > <destination>Denver</destination> > </emma:interpretation> > </emma:one-of> > </emma:emma> > > taken from [1]. This EMMA document is parsed into its DOM and passed into > the engine (attached to the eventdata). Now I'd like to select the <origin> > out of the first interpretation. I tried to use the following statement: > > <transition event="emma" xmlns:emma=http://www.w3.org/2003/04/emma > cond="Data(_eventdata.emma,'/emma:emma/emma:one-of/emma:[EMAIL PROTECTED]'int1']/origin') > eq 'Boston'" target="twenty" /> > > I think the XPath itself is correct, but unfortunately the overall statement > is not a valid JEXL statement anymore (as of the ' around "int1"). How > should I select the value of the attribute to make it a valid statement? I > tried to escape using \ , but it did not work. > > Any suggestion? > <snip/> This nets out to be a JEXL question. It has been asked before a few [1],[2],[3],[4] times. JEXL has no elegant way of doing this (you can store an apostrophe in the state machine's root context and then use it in string concatenation to get by). -Rahul [1] http://www.nabble.com/-scxml--Data%28%29-xpath-and-the-syntax-tf1682372.html [2] http://www.nabble.com/-jexl--How-to-escape-the-Apostrophe-tf1686607.html [3] http://www.nabble.com/-Jelly-JEXL--String-concatenation-tf155102.html [4] http://www.nabble.com/-Jexl--String-Literals-with-Newline-do-not-work-tf4035993.html > - Ingmar. > > [1] http://www.w3.org/TR/emma > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
