Re: Re: Sorting and Merge

Thanks for this new approach. We tried it and it is
easier than we thought.

Dongling


--- Dimitre Novatchev <dnovatchev@xxxxxxxxx> wrote:
> > We have a member structure and allow users to
> define
> > filters based on it. We can generate the result
> after
> > applying those filters. But the problem is that
> result
> > is messed up since the filter was applied
> > sequentially.
> 
> [snip]
> 
> > After those filters are applied sequentially, we
> got
> > the following result, but it contains duplicated
> > members and order of members is not the same as
> > original one.
> 
> [snip]
> 
> > But we need
> > to go down each level and figure out the
> > position(recursive)and get rid of duplicate
> members.
> > This transformation seems doing merge and sorting.
> > Please help me on this!
> 
> This can be done much easier if you transform the
> original document and use
> the "messed" result of the searches as criteria
> which nodes from the
> original document should be copied.
> 
> Something like this:
> 
> <xsl:stylesheet version="1.0"
>  xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
> 
>  <xsl:output omit-xml-declaration="yes"
> indent="yes"/>
>  <xsl:strip-space elements="*"/>
> 
>   <xsl:template match="doc/MemberList">
>     <MemberList>
>       <xsl:apply-templates/>
>     </MemberList>
>   </xsl:template>
> 
>   <xsl:template match="Member[ancestor::doc]">
>     <xsl:if test="/*/results/descendant::Member
>                             [@name =
> current()/@name]">
>       <xsl:copy>
>         <xsl:copy-of select="@*"/>
>         <xsl:apply-templates/>
>       </xsl:copy>
>     </xsl:if>
>   </xsl:template>
> </xsl:stylesheet>
> 
> When the above transformation is performed on this
> source.xml (the original
> xml document appended with the search results):
> 
> <search>
>   <doc>
>     <MemberList>
>       <Member name="P1">
>         <Member name="P11">
>           <Member name="P111"/>
>         </Member>
>         <Member name="P12">
>           <Member name="P121"/>
>         </Member>
>       </Member>
>       <Member name="P2">
>         <Member name="P21"/>
>         <Member name="P22"/>
>       </Member>
>     </MemberList>
>   </doc>
>   <results>
>     <MemberList>
>       <Member name="P1">
>         <Member name="P12">
>           <Member name="P121"/>
>         </Member>
>       </Member>
>       <Member name="P2">
>         <Member name="P21"/>
>         <Member name="P22"/>
>       </Member>
>       <Member name="P1">
>         <Member name="P11"/>
>         <Member name="P12"/>
>       </Member>
>     </MemberList>
>   </results>
> </search>
> 
> the wanted result is produced:
> 
> <MemberList>
>    <Member name="P1">
>       <Member name="P11"/>
>       <Member name="P12">
>          <Member name="P121"/>
>       </Member>
>    </Member>
>    <Member name="P2">
>       <Member name="P21"/>
>       <Member name="P22"/>
>    </Member>
> </MemberList>
> 
> 
> Hope this helped!
> 
> 
> =====
> Cheers,
> 
> Dimitre Novatchev.
> http://fxsl.sourceforge.net/ -- the home of FXSL
> 
> 
> 
> "Dongling Ding" <dling61@xxxxxxxxx> wrote in message
>
news:20031117194453.92821.qmail@xxxxxxxxxxxxxxxxxxxxxxxxxx
> > Thank Dimitre,
> >
> > Let me give a clearer description of the problem.
> >
> > We have a member structure and allow users to
> define
> > filters based on it. We can generate the result
> after
> > applying those filters. But the problem is that
> result
> > is messed up since the filter was applied
> > sequentially.
> >
> >
> > Here is an example of the original member
> structure.
> > The actual structure can be very deep in terms of
> > hierarchy.
> >
> >
> > <MemberList>
> >     <Member name="P1">
> > <Member name="P11">
> > <Member name="P111"/>
> > </Member>
> > <Member name="P12">
> > <Member name="P121"/>
> > </Member>
> >     </Member>
> >     <Member name="P2">
> > <Member name="P21"/>
> >                 <Member name="P22"/>
> >     </Member>
> > </MemberList>
> >
> > Here there are three filers created by user:
> >
> > 1. select the member name "P121" and its
> ancestors.
> > They are P121, P12, and P1.
> > 2. select the member name "P2" and its children.
> They
> > are P2, P21, and P22.
> > 2. select the member name "P1" and its children.
> So,
> > P1, P11, and P21,
> >
> > After those filters are applied sequentially, we
> got
> > the following result, but it contains duplicated
> > members and order of members is not the same as
> > original one.
> >
> > <MemberList>
> > <Member name="P1">
> > <Member name="P12">
> > <Member name="P121"/>
> > </Member>
> > </Member>
> > <Member name="P2">
> > <Member name="P21"/>
> >                 <Member name="P22"/>
> > </Member>
> > <Member name="P1">
> > <Member name="P11"/>
> > <Member name="P12"/>
> > </Member>
> > </MemberList>
> >
> > Therefore, the transformation requirement is to
> merge
> > and reorder the above result based on the original
> > member structure. Dimitre suggested earlier to add
> one
> 
=== message truncated ===


__________________________________
Do you Yahoo!?
Protect your identity with Yahoo! Mail AddressGuard
http://antispam.yahoo.com/whatsnewfree

 XSL-List info and archive:  http://www.mulberrytech.com/xsl/xsl-list