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java ÀûÓÃXSD ÑéÖ¤XMLÎļþ

XSDÎļþ £¨XML Schema ÓïÑÔÒ²³Æ×÷ XML Schema ¶¨Ò壨XML Schema Definition£¬XSD£©¡£ ¾ßÌåʹÓ÷½·¨ºÍ¶¨ÒåÇë²Î¿´£º
http://www.w3school.com.cn/schema/index.asp
java×Ôjdk1.5ÒÔÉÏÐÂÔöÁËSchemaFactoryÀà ¿ÉÒÔʵÏÖ¶ÔXSDÑéÖ¤µÄÖ§³Ö£¬Ê¹ÓÃÆðÀ´Ò²ºÜ·½±ã¡£
ÒÔÏ´úÂë¿ÉÓÃÔÚJDK1.5+ ÑéÖ¤xml
public class SimpleErrorHandler implements ErrorHandler {
public void warning(SAXParseException e) throws SAXException {
System.out.println(e.getMessage());
}
public void error(SAXParseException e) throws SAXException {
System.out.println(e.getMessage());
}
public void fatalError(SAXParseException e) throws SAXException {
System.out.println(e.getMessage());
}
}
SAXParserFactory factory = SAXParserFactory.newInstance();
SchemaFactory schemaFactory =
SchemaFactory.newInstance("http://www.w3.org/2001/XMLSchema");
factory.setSchema(schemaFactory.newSchema(
new Source[] {new StreamSource("contacts.xsd")}));
SAXParser parser = factory.newSAXParser();
SAXReader reader = new SAXReader(parser.getXMLReader());
reader.setValidation(false);
reader.setErrorHandler(new SimpleErrorHandler());
reader.read("contacts.xml");

¾ßÌåµÄ¿É²Î¿´£ºhttp://www.edankert.com/validate.html
ÔÚJDK1.5֮ǰ²»Ìṩ¶ÔXSDµÄÖ§³Ö£¬ÒÔΪÔÚJDK1.5֮ǰÖÚ¶àµÄXML  APIÒѾ­ÂúÌì·É ¿ÉʹÓÃDOM4j + xerces  Èç¹û¶ÁÈ¡XML½ÚµãʹÓÃXPATHµÄ»° ÐèÒªsaxpath.jar
JDK1.4+DOM4J+xerces ÑéÖ¤xmlÎļþ
public class ParserErrorHandler implements ErrorHandler {
private static final Logger logger = Logger.getLogger(ParserErrorHandler.class);
public void error(SAXParseException e) throws SAXException {

//logger.error(e);
throw e;
}
public void fatalError(SAXParseException e) throws SAXException {
//logger.error(e);
throw e;
}
public void warning(SAXParseException e) throws SAXException {
//logger.error(e);
throw e;
}
}
--¶¨ÒåSAXReader ºó¶ÁÈ¡xmlÎļþÈç¹û²»·ûºÏXSD¹æÔòµÄ»°¾Í»áÅÜÒì³£
SAXReader reader = new SAXReader();

reader.setValidation(true);


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java apiÖÐÎİæÄªÃûÆäÃÁËһЩClass

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(1) XmlNode node = doc.selectSingleNode("//AllNode/Node[@ID = ’aaa’]");
ÔÚÕû¸öXmlÖвéÕÒAllNode½ÚµãϵĽڵãÃûΪNodeµÄ½Úµã£¬¸Ã×Ó½ÚµãµÄIDÊôÐÔֵΪaaa
(2)XmlNode node = doc.selectSingleNode("//AllNode /*[@ID = ’aaa& ......

XML Ôö¡¢É¾¡¢¸Ä¡¢Ç󯽾ùÊý

string file = "c:\\work.xml";
        private void btnCearte_Click(object sender, EventArgs e)
        {
            XmlDocument doc = new XmlDocument();
    ......

XML DTD XSD XSL XDR¶¼ÓÐÊ²Ã´Çø±ð?

XML=¿ÉÀ©Õ¹±ê¼ÇÓïÑÔ(eXtensible Markup Language).
¿ÉÀ©Õ¹±ê¼ÇÓïÑÔXMLÊÇÒ»ÖÖ¼òµ¥µÄÊý¾Ý´æ´¢ÓïÑÔ£¬Ê¹ÓÃһϵÁмòµ¥µÄ±ê¼ÇÃèÊöÊý¾Ý£¬¶øÕâЩ±ê¼Ç¿ÉÒÔÓ÷½±ãµÄ·½Ê½½¨Á¢£¬ËäÈ»XMLÕ¼ÓõĿռä±È¶þ½øÖÆÊý¾ÝÒªÕ¼Óøü¶àµÄ¿Õ¼ä£¬µ«XML¼«Æä¼òµ¥Ò×ÓÚÕÆÎÕºÍʹÓá£
XMLµÄ¼òµ¥Ê¹ÆäÒ×ÓÚÔÚÈκÎÓ¦ÓóÌÐòÖжÁдÊý¾Ý£¬ÕâʹXMLºÜ¿ì³ÉΪÊý¾Ý½»»»µÄ ......

ÊÕµ½µÄXMLת³ÉdatasetÐÍ

 /// <summary>
        /// ÊÕµ½µÄXMLת³ÉdatasetÐÍ
        /// </summary>
        /// <param name="xmlData"></param>
        /// ......
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