[jdom-interest] how to find a node with maxest attribute in xml file use xpath?

[glliu]

tanks for reply...

now i  have the idea.there is no an xpath max function ,but sorting this part by id and getting the first elmenet could work.

----- Original Message ----- 
From: "Philip Nelson" <panmanphil at yahoo.com>
To: "John L. Webber - Jentro AG" <John.Webber at jentro.com>; "glliu" <itslgl at hotmail.com>
Cc: <jdom-interest at jdom.org>
Sent: Thursday, November 14, 2002 10:28 PM
Subject: Re: [jdom-interest] how to find a node with maxest attribute in xml file use xpath?


> Correct.  (from memory) There is some example code, possibly in jdom-contrib,
> possibly in the list archives showing how to use the Comparable interface to
> sort.  So given that you can get a List of elements, you can use the standard
> java techniques to sort a List with a Comparable.
> 
> The orgiginal question was on how to use XPath though.  Not being an xpath
> wizard, is there an xpath Max function?  If so then it seems like a fairly
> simple jaxen call to find the max id.
> 
> 
> --- "John L. Webber - Jentro AG" <John.Webber at jentro.com> wrote:
> > This is really a Java problem, not a JDOM problem. There are a number of
> > approaches that could work. You basically need to go through all the AAA
> > elements and parse the values of the id attributes. org.jdom.Attribute
> > has a utility method, getIntValue() that might help.
> > 
> > John
> > 
> > 
> > 
> > glliu wrote:
> > > Hi,
> > >       I use jdom to reading and writing to XML files.and I need help on 
> > > the following problem.  Any suggestions?
> > >   
> > >   Thanks in Advance.
> > >   glliu
> > >  
> > >    
> > > xml files:
> > >  
> > >     <A>
> > >       <AAA id="001">
> > >       <AAA id="004">
> > >       <AAA id="023">
> > >       <AAA id="098">
> > >       <AAA id="002">
> > >     <A>
> > >  
> > > how can I find the node with maxest id attribute?here is <AAA id="098">.
> > 
> > -- 
> > ---------------------------------------------------------
> >  Jentro AG
> >  John L. Webber, Software Development
> > ---------------------------------------------------------
> >  Peter-Henlein-Strasse 28, 85540 Haar/Munich, Germany
> >  Tel. +49 89 462 385 0     mailto:John.Webber at jentro.com
> >  Fax  +49 89 462 385 29    http://www.jentro.com
> > ---------------------------------------------------------
> >  { smart networks - connect your world }
> > ---------------------------------------------------------
> > 
> > _______________________________________________
> > To control your jdom-interest membership:
> >
> http://lists.denveronline.net/mailman/options/jdom-interest/youraddr@yourhost.com
> 
> 
> __________________________________________________
> Do you Yahoo!?
> Yahoo! Web Hosting - Let the expert host your site
> http://webhosting.yahoo.com
>