saxparser | 易学教程

Does the SaxParser detect xml encoding?

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问题 I have an html file that contains these tags at the top: <?xml version="1.0" encoding="windows-1252"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xml:lang="fi" lang="fi" xmlns="http://www.w3.org/1999/xhtml"> <head> An exception is occuring when i try to use a SaxParser to parse the Html file saying that some character at a specified line and column is invalid when i use this code: SAXParserFactory factory =

SAXParser throws FileNotFoundException despite not being given a file to parse

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问题 I know there are a few SAXParser questions there, but I can't find one that describes my problem: I have a String containing XML data, and I am passing it to a ByteArrayInputStream: public boolean parse(String message) { ByteArrayInputStream bis = new ByteArrayInputStream(message.getBytes()); and I call the parse method on it saxparser.parse(bis, handler); //this row throws a FileNotFoundException Despite not mentioning any files, the parsing throws a FileNotFoundException . Weirdly enough,

Pass Content To Function of Another Module in Python

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问题 I am using SAX Parser. I am trying to send the 'content' I retrieved using below code: After checking the startElement and endElement, I have the below code: def characters(self, content): text = format.formatter(content) this format.formatter is expected to read this data that I sent as 'content' for any processing like removing junk characters etc and return it. I do that by using string.replace function: remArticles = {' ! ':'', ' $ ':''} for line in content: for i in remArticles: line=

How does this Java Program Run?

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问题 I read about DOMParser and SAXParser in Java. I have no doubts in DOMParser and people prefer SAXParser than DOMParser, because of the memory it takes. However I understand the concept of SAXParser, i could not able to under this code: import javax.xml.parsers.SAXParser; import javax.xml.parsers.SAXParserFactory; import org.xml.sax.Attributes; import org.xml.sax.SAXException; import org.xml.sax.helpers.DefaultHandler; public class ReadXMLFileSAX { public static void main(String args[]) { try

Control code 0x6 causing XML error

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问题 I have a Java application running which fetches data by XML, but once in a while i have some data consisting some sort of control code? An invalid XML character (Unicode: 0x6) was found in the CDATA section. org.xml.sax.SAXParseException: An invalid XML character (Unicode: 0x6) was found in the CDATA section. at com.sun.org.apache.xerces.internal.parsers.DOMParser.parse(Unknown Source) at com.sun.org.apache.xerces.internal.jaxp.DocumentBuilderImpl.parse(Unknown Source) at domain.Main

Control code 0x6 causing XML error

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How to map xml file content to Java object

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问题 I am working on project where there is need to map xml files to java based objects. I googled and found JAXB is standard library used to map XML-Java and back to XML. I am working on application where there are many datasource files in XML format are deployed. And I want to find out certain properties from this XML file at run time. One such example of XML file is given below: <?xml version="1.0" encoding="UTF-8"?> <datasources xmlns="http://www.jboss.org/ironjacamar/schema" xmlns:xsi="http:/

Using SAX Parser to get several sub-nodes?

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问题 I have a large local XML file (24 GB) with a structure like this: <id>****</id> <url> ****</url> (several times within an id...) I need a result like this: id1;url1 id1;url2 id1;url3 id2;url4 .... I wanted to use Nokigiri either with the SAX Parser or the Reader since I can't load the whole file into memory. I am using a Ruby Rake task to execute the code. My code with SAX is: task :fetch_saxxml => :environment do require 'nokogiri' require 'open-uri' class MyDocument < Nokogiri::XML::SAX:

Confusion with parsing XML file in Java

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问题 Given this XML file: <?xml version="1.0" encoding="UTF-8"?> <root> <data> <track clipid="1"> <url>http://www.emp3world.com/to_download.php?id=33254</url> <http_method>GET or POST</http_method> <post_body>a=1&b=2&c=3</post_body> </track> </data> </root> What I am after is to print something like this from this XML file: ID: 1 URL: http://www.emp3world.com/to_download.php?id=33254 Http method: GET or POST At the moment this is my primitive handler code: class MyHandler extends DefaultHandler {

PHP not have access to the LibXML2 SAX interface?

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问题 PHP not have a "standard SAX" interface for event-driven XML parse , have a Expat one. Expat require --enable-libxml option... But LibXML2 have a good and fast standard SAX interface (!)... So, how to access the LibXML2's standard SAX interface with PHP? There are a simple workaround to enable the SAX interface? Related question: Is XMLReader a SAX parser, a DOM parser, or neither? Terminology (to say the "same language" in the discussions): event-driven XML parser : SAX and Expat, they was