Ufff... Tady zalezi, jak s daty pracujes. Na XPath je to hoooodne slozita konstrukce, kterou bez vlastnich fci budes resit fakt dost obtizne v jednom kroku. U XQuery by to melo jit.
Z hlavy to nedam. Pokud ale bude ten dokument nacteny do pameti a tech dotazu se bude delat nekolik, doporucil bych SAXem naparsovat a poskladat si strukturu do HashMap. tapik On Tue, May 20, 2008 at 03:12:33PM +0200, Martin Jedlička wrote: > Zdravim, > > mam dotaz ohledne hledani elementu v XML souboru. > Mam nize uvedeny XML soubor (tento soubor je upraveny format DWARF2), ktery > obsahuje jednotlive elementy. Kazdy element ma nejake 'idref', ktery > odkazuje da dalsi element. > Priklad : variable -> volatile_type -> far_type -> typedef -> structure_type > A potrebuju zjistit nejakym dotazem nazev struktury (t_bitStruktura), jeji > polozky (b0, b1) atd... > Mam na toto pouzit XPath nebo XQuery? Co je lepsi? Nejaky priklad? > > Diky moc. > > Martin > > > <variable id='0x6b'> > <location> > 0x00000000 > </location> > <name> > promenna1 > </name> > <ref idref='0x5ab'/> > </variable> > > <volatile_type id='0x5ab'> > <ref idref='0x5b0'/> > </volatile_type> > > <far_type id='0x5b0'> > <ref idref='0x596'/> > </far_type> > > <typedef id='0x596'> > <name> > t_bitStruktura > </name> > <ref idref='0x4b8'/> > </typedef> > > <structure_type id='0x4b8'> > <name> > t_bitStruktura > </name> > <byte_size> > 0x1 > </byte_size> > <member id='0x4cc'> > <name> > b0 > </name> > <bit_offset> > 0xf > </bit_offset> > <bit_size> > 0x1 > </bit_size> > <member_location> > 0x00000000 > </member_location> > <ref idref='0x35e'/> > </member> > <member id='0x4e4'> > <name> > b1 > </name> > <bit_offset> > 0xd > </bit_offset> > <bit_size> > 0x2 > </bit_size> > <member_location> > 0x00000000 > </member_location> > <ref idref='0x35e'/> > </member> > </structure_type> > > <typedef id='0x35e'> > <name> > t_uint16 > </name> > <ref idref='0x2d0'/> > </typedef> > > <basetype id='0x2d0'> > <name> > unsigned int > </name> > <byte_size> > 0x1 > </byte_size> > <encoding> > 0x7 > </encoding> > </basetype>
