一个应用Dom4j的例子
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0: /*
1: * Created on 2005-4-19
2: *
3: * Copyright(c) 2005 Julysea
4: * Window - Preferences - Java - Code Style - Code Templates
5: */
6:
7: /*应用此log4j的log4j.properties配置文件
8: *
9: *#######################################################################
10: *# Categories and levels
11: *#######################################################################
12: *
13: *log4j.rootCategory=DEBUG, FileApp, ConApp
14: *log4j.category.de.jayefem=DEBUG, FileApp, ConApp
15: *
16: *#######################################################################
17: *# Appenders
18: *#######################################################################
19: *
20: *# ConApp is set to be a ConsoleAppender.
21: *log4j.appender.ConApp=org.apache.log4j.ConsoleAppender
22: *log4j.appender.ConApp.Target=System.out
23: *log4j.appender.ConApp.layout=org.apache.log4j.PatternLayout
24: *log4j.appender.ConApp.layout.ConversionPattern=%d{ABSOLUTE} %5p %c{1}:%L - %m%n
25: *
26: *# FileApp
27: *log4j.appender.FileApp=org.apache.log4j.RollingFileAppender
28: *log4j.appender.FileApp.File=./log4e.log
29: *log4j.appender.FileApp.MaxFileSize=500KB
30: *# Keep one backup file
31: *log4j.appender.FileApp.MaxBackupIndex=1
32: *log4j.appender.FileApp.layout=org.apache.log4j.PatternLayout
33: *log4j.appender.FileApp.layout.ConversionPattern=%d [%t] %-5p %c - %m%n
34: */
35:
36:
37: /*应用此XML文件做测试
38: *
39: *<EW cmd="login" mod="Login" version="6.0">
40: *<Source uns="" type="user"/>
41: *<Username>zhangzhiyun@hp</Username>
42: *<Password>111111</Password>
43: *<Version>6.01.06.00</Version>
44: *</EW>
45: */
46: package xml;
47:
48: import java.io.BufferedReader;
49: import java.io.BufferedWriter;
50: import java.io.File;
51: import java.io.FileReader;
52: import java.io.FileWriter;
53: import java.io.IOException;
54:
55: import org.apache.log4j.Logger;
56: import org.dom4j.Attribute;
57: import org.dom4j.DocumentException;
58: import org.dom4j.DocumentHelper;
59: import org.dom4j.Element;
60:
61: /**
62: * @author julysea
63: *
64: * 一个用Dom4j解析xml的例子
65: *
66: */
67: public class Dom4jTest {
68:
69: private static final Logger logger = Logger.getLogger(Dom4jTest.class);
70:
71: public static void main(String[] args) throws IOException,
72: DocumentException {
73: BufferedReader reader=new BufferedReader(new FileReader("ew.xml"));
74: String tempStr;
75: String ewXml="";
76: while((tempStr=reader.readLine())!=null) {
77: ewXml=ewXml+tempStr;
78: logger.debug(tempStr);
79: }
80: Element root = null;
81:
82: root = DocumentHelper.parseText(ewXml).getRootElement();
83: Attribute rootCmd=root.attribute("cmd");
84: Attribute rootVersion=root.attribute("version");
85: logger.debug("rootNmae = "+root.getName());
86: logger.debug("EW'cmd = "+rootCmd.getValue());
87: logger.debug("EW'version = "+rootVersion.getValue());
88:
89: Element usrName=root.element("Username");
90: logger.debug("EW.Username value = "+usrName.getTextTrim());
91:
92: Element source=root.element("Source");
93: Attribute sourceUns=source.attribute("uns");
94: logger.debug("EW.Source'uns"+sourceUns.getValue());
95: Attribute sourceType=source.attribute("type");
96: logger.debug("EW.Source'type = "+sourceType.getValue());
97:
98:
99: //创建一个Xml文件
100: Element user=DocumentHelper.createElement("User");
101: user.addAttribute("type", "user");
102: user.addElement("name").addAttribute("type", "PinYin").setText("Julysea");
103: user.addElement("age").setText("29");
104: String oneXml=user.asXML();
105:
106: BufferedWriter out=new BufferedWriter(new FileWriter("oneXml.xml"));
107: out.write(oneXml);
108: out.close();
109: }
110: }