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| | | XML Parser : Select first node from DOM corresponding to xpath | XML Parser : Select first node from DOM corresponding to xpath 2004-04-27 - By Hemanth Kumar
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Cud u pls explain, wht it really does ?
Navjot Singh
<navjot.s@(protected)> To: J2EEPATTERNS
-INTEREST@(protected)
Sent by: An interest list cc: (bcc:
hemanthkumar.s/Polaris)
for Sun Java Center J2EE Subject: Re: XML Parser
: Select first node from DOM corresponding to xpath
Pattern Catalog
<J2EEPATTERNS-INTEREST@(protected)
VA.SUN.COM>
04/27/2004 12:26 PM
Please respond to An
interest list for Sun
Java Center J2EE Pattern
Catalog
lil' mistake
p_node_path += "[0]";
>-- --Original Message-- --
>From: Navjot Singh [mailto:navjot.s@(protected)]
>Sent: Tuesday, April 27, 2004 12:26 PM
>To: An interest list for Sun Java Center J2EE Pattern Catalog
>Subject: RE: XML Parser : Select first node from DOM corresponding to
>xpath
>
>
>try this. will stop after first node selection.
>
>public NodeList getXpathNodeList(String p_node_path) {
> p_node_path += "/[0]";
> try {
> return
>(org.apache.xpath.XPathAPI.selectNodeList(xmldoc, p_node_path));
> } catch (TransformerException e) {
> e.printStackTrace();
> return null;
> }
>}
>
>HTH
>Navjot Singh
>
>-- --Original Message-- --
>From: An interest list for Sun Java Center J2EE Pattern Catalog
>[mailto:J2EEPATTERNS-INTEREST@(protected)]On Behalf Of Subrata SEN
>Sent: Tuesday, April 27, 2004 10:30 AM
>To: J2EEPATTERNS-INTEREST@(protected)
>Subject: XML Parser : Select first node from DOM corresponding to xpath
>
>
>Hi All,
>I am new to XML Parsing. I am using xerces ( DOM ) parser and
>using following function to get the nodelist:
>
>public NodeList getXpathNodeList(String p_node_path) {
> try {
>return (org.apache.xpath.XPathAPI.selectNodeList(xmldoc, p_node_path));
> } catch (TransformerException e) {
> e.printStackTrace();
> return null;
> }
>
>}
>
>selectNodeList() is taking 90% of transactions time.
>PackagesMethod NameCallsCumulative TimeMethod Time
>org.apache.xpathXPathAPI.selectNodeList11331395413954
>com.iflex.fcr.infra.xmlFCRJApacheXMLParser.getXpathNodeList1129138549
>
>
>
>Question:
>
>1. Is there any way (API available / workaround) we can stop
>searching the next node after it gets first occurrence?
>
>2. Is it logical for 1133 call XPathAPI.selectNodeList is taking
>13954 ms (DOM size is less than 6kb)?
>
>Thanks & Regards
>
>Subrata SEN
>
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