JAVA¸ù¾ÝXML½Úµã¶ÁÈ¡XMLÎļþÄÚÈÝ
XMLÎļþ book.xml
<book>
<person>
<first>Kiran</first>
<last>Pai</last>
<age>22</age>
</person>
<person>
<first>Bill</first>
<last>Gates</last>
<age>46</age>
</person>
<person>
<first>Steve</first>
<last>Jobs</last>
<age>40</age>
</person>
</book>
³ÌÐòÊä³ö
Root element of the doc is book
Total no of people: 3
First Name: Kiran
Last Name: Pai
Age: 22
First Name: Bill
Last Name: Gates
Age: 46
First Name: Steve
Last Name: Jobs
Age: 40
³ÌÐòÇåµ¥
import java.io.File;
import org.w3c.dom.Document;
import org.w3c.dom.*;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.DocumentBuilder;
import org.xml.sax.SAXException;
import org.xml.sax.SAXParseException;
public class ReadAndPrintXMLFile{
public static void main (String argv []){
try {
DocumentBuilderFactory docBuilderFactory = DocumentBuilderFactory.newInstance();
DocumentBuilder docBuilder = docBuilderFactory.newDocumentBuilder();
Document doc = docBuilder.parse (new File("book.xml"));
// normalize text representation
doc.getDocumentElement ().normalize ();
System.out.println ("Root element of the doc is " + doc.getDocumentElement().getNodeName());
NodeList listOfPersons = doc.getElementsByTagName("person");
 
Ïà¹ØÎĵµ£º
1.vectorÊÇÏß³Ìͬ²½µÄ£¬ËùÒÔËüÒ²ÊÇḬ̈߳²È«µÄ£¬¶øarraylistÊÇÏß³ÌÒì²½µÄ£¬ÊDz»°²È«µÄ¡£Èç¹û²»¿¼Âǵ½Ï̵߳ݲȫÒòËØ£¬Ò»°ãÓÃarraylistЧÂʱȽϸߡ£ 2.Èç¹û¼¯ºÏÖеÄÔªËØµÄÊýÄ¿´óÓÚĿǰ¼¯ºÏÊý×éµÄ³¤¶Èʱ£¬vectorÔö³¤ÂÊΪĿǰÊý×鳤¶ÈµÄ100%,¶øarraylistÔö³¤ÂÊΪĿǰÊý×鳤¶ÈµÄ50%.Èç¹ýÔÚ¼¯ºÏÖÐʹÓÃÊý¾ÝÁ¿±È½Ï´óµÄÊý¾Ý£¬ÓÃvecto ......
load-on-startupÔªËØÒ»°ãÊÇÅäºÏservletµÄÅäÖÃʹÓõÄ,load-on-startup ÔªËØÔÚwebÓ¦ÓÃÆô¶¯µÄʱºòÖ¸¶¨ÁËservlet±»¼ÓÔØµÄ˳Ðò£¬ËüµÄÖµ±ØÐëÊÇÒ»¸öÕûÊý¡£Èç¹ûËüµÄÖµÊÇÒ»¸ö¸ºÕûÊý»òÊÇÕâ¸öÔªËØ²»´æÔÚ£¬ÄÇôÈÝÆ÷»áÔÚ¸Ãservlet±»µ÷ÓõÄʱºò£¬¼ÓÔØÕâ¸öservlet ¡£Èç¹ûÖµÊÇÕýÕûÊý»òÁ㣬ÈÝÆ÷ÔÚÅäÖõÄʱºò¾Í¼ÓÔØ²¢³õʼ»¯ ......
XMLÎļþÊÇÒ»ÖÖ¿ÉÀ©Õ¹ÐÔ±êʶÓïÑÔ,xmlÎļþµÄÖ÷ÒªÓÃ;:
×öweb¿ª·¢Ê±,¿ÉÒÔÓÃxmlÎļþÀ´×öϵͳµÄÅäÖÃ
ϵͳµÄ¼¯³É
Êý¾ÝµÄÖÐת
ÒòΪxmlÎļþÊÇ¿çÆ½Ì¨µÄ,ËùÒÔ¶ÔÓ겻ͬµÄϵͳ֮¼äµÄÊý¾ÝµÄ´«ËÍ,½»»¥¿ÉÒÔÓÃxmlÎļþÀ´ÊµÏÖ
ÏÂÃæµÄÕâ¸öÏîÄ¿Ö÷ÒªÊÇÓÃÀ´:
1,½«oracleÊý¾Ý¿âÖеÄemp±íµÄ½á¹¹¶ÁÈ¡,²¢ÇÒÉú³ÉxmlÎļþ,²¢ÇÒ½«±íÖеÄÊý¾Ýͬ ......
Ò».javaÀà
package com.java.test;
import org.w3c.dom.*;
import javax.xml.parsers.*;
import java.io.*;
public class JavaReadXml {
// Document¿ÉÒÔ¿´×÷ÊÇXMLÔÚÄÚ´æÖеÄÒ»¸ ......