what does IIUC mean ? Yeah. I mean, more exactly, I just need to know if the element has at least a child:
bool = hasChild(myPattern) thanks On 15 May 2011 02:09, Simone Tripodi <simonetrip...@apache.org> wrote: > IIUC, no matters which kind of children your node has, you're > interested only on the first child, right? > > http://people.apache.org/~simonetripodi/ > http://www.99soft.org/ > > > > On Sat, May 14, 2011 at 10:51 PM, Patrick Diviacco > <patrick.divia...@gmail.com> wrote: > > ps. the children names are completely different, there is no way to use a > > regex to discriminate between them. > > > > > > > > On 14 May 2011 22:50, Patrick Diviacco <patrick.divia...@gmail.com> > wrote: > > > >> hi Simone, > >> > >> ok, it was just matter of adding one line :) > >> > >> By the way I still have an issue in the case of multiple children and I > >> don't know how to solve it. If I have a document containing: > >> > >> <parent> > >> <child1></child1> > >> <child2></child2> > >> </parent> > >> > >> I don't want to trigger the method twice, but just once... in other > terms > >> I want to trigger the method only once per document and only if the > <parent> > >> tag has at least 1 child. > >> > >> I copy my code again: > >> > >> Digester digester = new Digester(); > >> digester.setRules( new RegexRules( new SimpleRegexMatcher() ) ); > >> > >> digester.addCallMethod("collection/doc/categ/*", "myMethod", 0); > >> > >> thanks > >> Patrick > >> > >> > >> > >> > >> On 14 May 2011 21:54, Simone Tripodi <simonetrip...@apache.org> wrote: > >> > >>> Hi Patrick, > >>> I thought it was more intuitive, sounds we have to update de doc. > >>> Anyway, to reply to your questions: > >>> > >>> 1) just create the Digester instance, set the RegexRules and start > >>> binding your rules: > >>> > >>> Digester digester = new Digester(); > >>> digester.setRules( new RegexRules( new SimpleRegexMatcher() ) ); > >>> digester.addCallMethod( "collection/doc/categ/*", "myMethod", 0 ); > >>> > >>> 2) yes, as reported in the javadoc I pointed: "* matches any sequence > >>> of none, one or more characters" like in the bash syntax; if you want > >>> to apply kind of filters, bind the rules with restrictive patterns > >>> (prefixes/postfixes); ie. given the rule: > >>> > >>> digester.addCallMethod( "collection/doc/categ/patt*", "myMethod", 0 ); > >>> > >>> collection/doc/categ/patt -> matches > >>> collection/doc/categ/pattern -> matches > >>> collection/doc/categ/patteRn -> matches > >>> collection/doc/categ/pattern -> matches > >>> collection/doc/categ/paBtern -> does not match > >>> > >>> HTH, have a nice weekend, > >>> Simo > >>> > >>> http://people.apache.org/~simonetripodi/ > >>> http://www.99soft.org/ > >>> > >>> > >>> > >>> On Sat, May 14, 2011 at 8:58 PM, Patrick Diviacco > >>> <patrick.divia...@gmail.com> wrote: > >>> > Thanks, > >>> > > >>> > 1) Is there any tutorial explaining how to use it ? > >>> > > >>> > 2) In my case, if I have more than one child, is the pattern detected > >>> > multiple times ? > >>> > > >>> > help is very appreciated! > >>> > > >>> > > >>> > > >>> > > >>> > On 14 May 2011 01:36, Simone Tripodi <simonetrip...@apache.org> > wrote: > >>> > > >>> >> Hi Patrick, > >>> >> follow the Konstantin's suggestion, that's the way to achieve it. > Have > >>> >> a read also to > >>> >> > >>> > http://commons.apache.org/digester/apidocs/index.html?org/apache/commons/digester/SimpleRegexMatcher.html > >>> >> > >>> >> HTH, > >>> >> Simo > >>> >> > >>> >> http://people.apache.org/~simonetripodi/ > >>> >> http://www.99soft.org/ > >>> >> > >>> >> > >>> >> > >>> >> On Fri, May 13, 2011 at 8:28 PM, Konstantin Kolinko > >>> >> <knst.koli...@gmail.com> wrote: > >>> >> > 2011/5/13 Patrick Diviacco <patrick.divia...@gmail.com>: > >>> >> >> mhm, sorry.. just to be more clear. > >>> >> >> > >>> >> >> Is there a way in Commons Digester to trigger a method only if a > xml > >>> >> element > >>> >> >> has a child ? > >>> >> >> > >>> >> >> i.e. > >>> >> >> digester.addCallMethod("collection/doc/categ/*", "myMethod", 0); > >>> >> >> > >>> >> >> This doesn't work. > >>> >> > > >>> >> > The "*" is allowed in the prefix only, as documented in > >>> >> > > >>> >> > > >>> >> > >>> > http://commons.apache.org/digester/commons-digester-2.1/docs/api/org/apache/commons/digester/RulesBase.html > >>> >> > > >>> >> > You may try to use a different rules matcher. See "RegexMatchers" > >>> chapter > >>> >> here: > >>> >> > http://commons.apache.org/digester/commons-digester-2.1/core.html > >>> >> > > >>> >> > > >>> >> >> But it is actually what I need. If element <categ> has at > >>> >> >> least a child, then trigger myMethod > >>> >> > > >>> >> > Best regards, > >>> >> > Konstantin Kolinko > >>> >> > > >>> >> > > --------------------------------------------------------------------- > >>> >> > To unsubscribe, e-mail: user-unsubscr...@commons.apache.org > >>> >> > For additional commands, e-mail: user-h...@commons.apache.org > >>> >> > > >>> >> > > >>> >> > >>> >> > --------------------------------------------------------------------- > >>> >> To unsubscribe, e-mail: user-unsubscr...@commons.apache.org > >>> >> For additional commands, e-mail: user-h...@commons.apache.org > >>> >> > >>> >> > >>> > > >>> > >>> --------------------------------------------------------------------- > >>> To unsubscribe, e-mail: user-unsubscr...@commons.apache.org > >>> For additional commands, e-mail: user-h...@commons.apache.org > >>> > >>> > >> > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: user-unsubscr...@commons.apache.org > For additional commands, e-mail: user-h...@commons.apache.org > >
