谁能提供一个解析xml的例子？

Question

再csdn上搜搜，很多！http://expert.csdn.net/Expert/topic/955/955989.xml?temp=.3712427
http://expert.csdn.net/Expert/topic/1066/1066616.xml?temp=.143078
http://expert.csdn.net/Expert/topic/823/823676.xml?temp=.5197412
http://expert.csdn.net/Expert/topic/955/955989.xml?temp=.3712427

Answer 1

我有啊，给E-mail地址发给你。

Answer 2

import java.io.*;
import javax.xml.parsers.*;
import org.w3c.dom.*;DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
            DocumentBuilder db = dbf.newDocumentBuilder();
            Logger.global.info("Load settings from " + config_fullpath);
            Document doc = db.parse(config_fullpath);
            //get DB connection string
            {
                NodeList nl = doc.getElementsByTagName("connectionstring");
                Node conn_node = nl.item(0);
                DBConnString = conn_node.getFirstChild().getNodeValue();            }
            //get port number
            {
                NodeList nl = doc.getElementsByTagName("portnumber");
                Node conn_node = nl.item(0);
                port = Integer.parseInt(conn_node.getFirstChild().getNodeValue());
            }<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<connectionstring>jdbc:microsoft:sqlserver://192.168.0.2:1433;user=sa;password=sa;DatabaseName=test</connectionstring>
<portnumber>1000</portnumber>
</configuration>

Answer 3

IBM的网址有教程,你可以去看一下,
XML入门
http://www-900.ibm.com/developerWorks/cn/cnedu.nsf/xml-onlinecourse-bytitle/098067B621EEBFBFC8256C80002A2DF6?OpenDocument
理解DOM
http://www-900.ibm.com/developerWorks/cn/cnedu.nsf/xml-onlinecourse-bytitle/386674F65A47844C48256BD10023D453?OpenDocument

Answer 4

到http://xml.apache.org/dist/xerces-j/下载xml解析包和包源代码。里边的思路很清楚。

Answer 5

import java.io.*;
import java.beans.*;public class XMLTest {
    public void xmlEncode()  throws Exception
    {
        MyInfo3 my = new MyInfo3();
        my.setMIAge(25);
        my.setMStrMyName("google");
        my.setMStrMyAddr("china");
        my.setEducation("好的了");        XMLEncoder encoder = new XMLEncoder(
                new BufferedOutputStream(new FileOutputStream("myinfo.xml")));
        encoder.writeObject(my);
        encoder.close();
        System.out.println(my);
    }    public void xmlDecode()  throws Exception
    {
       java.beans.XMLDecoder decoder = new java.beans.XMLDecoder(
               new BufferedInputStream(new FileInputStream("myinfo.xml")));
       MyInfo3 my = (MyInfo3)decoder.readObject();
       decoder.close();
       System.out.println(my);
       System.out.println(my.getMStrMyName());
       System.out.println(my.getMStrMyAddr());
    }
    public static void main (String args[]) throws Exception {
        XMLTest st = new XMLTest();
        st.xmlEncode();
        st.xmlDecode();
    }
}

Answer 6

public class MyInfo3
{
    private int mIAge;
    private String mStrMyName;
    private String mStrMyAddr;
    private String education;
    private String sex;
    public MyInfo3()
    {
    }    public void setMIAge(int mIAge)
    {
        this.mIAge = mIAge;
    }
    public int getMIAge()
    {
        return mIAge;
    }
    public void setMStrMyName(String mStrMyName)
    {
        this.mStrMyName = mStrMyName;
    }
    public String getMStrMyName()
    {
        return mStrMyName;
    }
    public void setMStrMyAddr(String mStrMyAddr)
    {
        this.mStrMyAddr = mStrMyAddr;
    }
    public String getMStrMyAddr()
    {
        return mStrMyAddr;
    }
    public void setEducation(String education)
    {
        this.education = education;
    }
    public String getEducation()
    {
        return education;
    }
    public void setSex(String sex)
    {
        this.sex = sex;
    }
    public String getSex()
    {
        return sex;
    }}

Answer 7

http://www.hpl.hp.com/semweb/doc/tutorial/index.html

Answer 8

我的机子上运行通不过，没有java.beans.XMLDecoder 包，怎么办???????

Answer 9

package xmldemo;import java.io.*;
import javax.xml.parsers.*;
import org.w3c.dom.*;
import org.xml.sax.*;public class DomXmlParse {
    String str="";
    Document doc = null;
    public void parseXML() throws ParserConfigurationException,IOException,SAXException{
        //getXMLString();        InputStream inputStream = new ByteArrayInputStream(str.getBytes());
        InputSource inputSource = new InputSource(inputStream);
        DocumentBuilderFactory docBuilderFac = DocumentBuilderFactory.newInstance();
        docBuilderFac.setValidating(true);
        System.out.println(docBuilderFac.isValidating());
        DocumentBuilder docBuilder = docBuilderFac.newDocumentBuilder();
        doc = docBuilder.parse(inputSource);
    }    private String getXMLString(){
        try {
            InputStream inputstream = new FileInputStream("E:\\pizza.xml");            int c = 0;
            while ((c = inputstream.read()) != -1) {
                str = str + (char)c;            }
        }
        catch (Exception ex) {
            System.out.println(ex.getMessage());
        }
            return str;
    }
    public void getNodeValue() {
        NodeList nodelist = doc.getElementsByTagName("pizza");
        for (int i = 0; i < nodelist.getLength(); i++) {
            System.out.println(nodelist.item(i).getNodeName());
          NodeList nodelist2 = nodelist.item(i).getChildNodes();
            for (int j = 0; j < nodelist2.getLength(); j++) {
                if(nodelist2.item(j).getNodeType() == Node.ELEMENT_NODE) {
                    System.out.print("  " + nodelist2.item(j).getNodeName() + ": ");
                    if(nodelist2.item(j).getChildNodes() != null)
                        System.out.println(nodelist2.item(j).getChildNodes().item(0).getNodeValue());
                }
            }
        }    }
    public static void main(String[] args) throws Exception {
        DomXmlParse parser = new DomXmlParse();
        parser.parseXML();
        parser.getNodeValue();
    }
}附xml文件内容:<?xml version="1.0"?>
<!DOCTYPE pizzamenu [
<!ELEMENT pizzamenu (pizza+)>
<!ELEMENT pizza (topping, price, size)>
<!ELEMENT topping (#PCDATA)>
<!ELEMENT price (#PCDATA)>
<!ELEMENT size (#PCDATA)>
<!ATTLIST topping
extracheese (yes | no) "no"
>
]>
<pizzamenu>
<pizza>
<topping extracheese="yes">Pepperoni</topping>
<price> 12.99 </price>
<size> large </size>
</pizza>
<pizza>
<topping extracheese="yes">Cheese</topping>
<price> 9.99 </price>
<size> nomal </size>
</pizza>
<!--hello-->
<pizza>
<topping extracheese="no">Sausage</topping>
<price> 11.99 </price>
<size> small </size>
</pizza>
<pizza>
<topping extracheese="no">Mushroom</topping>
<price> 14.99 </price>
<size> small </size>
</pizza>
<pizza>
<topping extracheese="yes">Onion</topping>
<price> 8.99 </price>
<size> big </size>
</pizza>
</pizzamenu>