java¶ÁÈ¡xmlÎļþ
import java.io.File;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.Iterator;
import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;
public class ReadSetting {
private Element eroot = null;
public void setRootElementByPath (String path) {
File f = new File(path);
Element root = null;
if(f.exists())
{
SAXReader reader = new SAXReader();
Document doc;
try {
doc = reader.read(f);
root = doc.getRootElement();
} catch (DocumentException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
eroot = root;
}
public Map getSetting(String ename) {
Map objmap = null;
if(eroot!=null&&ename!=null&&!ename.equals(""))
objmap = getElements(eroot,ename);
return objmap;
}
private Map getElements(Element root,String ename)
{
Element foo;
Map objmap = new HashMap();
List objlist = root.elements(ename);
for(int i=0;i<objlist.size();i++)
{
foo = (Element)objlist.get(i);
Map tmap = setMapByElement(foo,ename);
objmap.put(foo.attributeValue("id"),tmap);
}
return objmap;
}
public Map getSettingById(String id,String ename) {
Map objmap = null;
if(eroot!=null&&ename!=null&&!ename.equals(""))
objmap = getElementsById(eroot,id,ename);
return objmap;
}
private Map getElementsById(Element root,String id,String ename)
{
Element foo;
Map objmap = null;
List objlist = root.elements(ename);
for(int i=0;i<objlist.size();i++)
{
foo = (Element)objlist.get(i);
String ezid = foo.attributeValue("id");
if(ezid!=null&&ezid.equals(id))
{
objmap = setMapByElement(foo,ename);
break;
}
}
return objmap;
}
private Map setMapByElement(Element foo,String ename)
{
Map tmap = new HashMap();
if(ename.equals("
Ïà¹ØÎĵµ£º
Õâ¸öÊDzÎÕÕibmÍøÕ¾ÉϵÄÎÄÕÂ×öµÄ¡£
xmlÔ´Îļþ£º
<?xml version="1.0"?>
<!DOCTYPE rss PUBLIC
"-//Netscape Communications//DTD RSS 0.91//EN"
"http://my.netscape.com/publish/formats/rss-0.91.dtd"
>
<rss version="0.91">
<channel>
<title>Meerkat: An Open2 Wire Servic ......
1¡¢ Java¶ÔÏó¸³Öµ
Java´úÂë
Employee e1=
new
Employee(
"Àî"
);
//EmployeeÊÇÒ»¸ö×Ô¶¨ÒåÀà
Employee e2=e1; //¸³Öµ¶ÔÏó
e2.setName("Íõ"
);
//¸Ä±ä¶ÔÏóe2µÄÃû×Ö
System.out.println(e1.getName ......
JavaÀï±ß½âÎöxmlÒ»°ãÓÐÈýÖÖ³£Óõļ¼Êõ£º
1¡¢ Document Object Model (DOM)£¬W3CÀï±ßÒ»ÖÖ³ÉÊìµÄ±ê×¼¡£Ä¿Ç°¹ã·ºÊ¹ÓõĽâÎö¹¤¾ß£ºJDOM DOM4J
2¡¢ Simple API for XML (SAX)£¬µÚÒ»ÖÖ±»¹ã·º½ÓÊܵÄXMLµÄAPI£¬³ÉΪÊÂʵÉϵıê×¼¡£
3¡¢ Streaming API for XML (StAX)£¬ÔÚJSR-173ÖÐÌáµ½µÄÒ»ÖÖºÜÓÐǰ;µÄÐÂÐͽâÎöÄ ......
OracleÖпÉÒÔµ÷ÓÃJavaµÄ´úÂ룬һ°ãͨ¹ýÁ½ÖÖ·½Ê½½øÐе÷Óã¬Ò»¸öÊÇÖ±½Ó½«Java´úÂëдÔÚOracleÄÚ²¿£¬ÁíÍâÒ»ÖÖÊǽ«±àÒëºÃµÄclassÎļþÔØÈëµ½OracleÖС£
-A-
1¡¢ÔÚSQLPlusÖд´½¨OracleÖеÄJavaÀàÓë·½·¨£¨·½·¨±ØÐëÊǾ²Ì¬¹«Óз½·¨£©
create or replace and compile java source named hello as
public class Hello {
pu ......
tomcatΪһ¸öjspºÍservletµÄÈÝÆ÷£¬µ«Ëü³ýÁËÕâ¸öÍ⻹×Ô´øÁËweb·þÎñÆ÷¡£Ò²¾ÍÊÇ˵£¬Ëü¼ÈÊÇservletÈÝÆ÷£¬Ò²ÊÇÒ»¸öweb·þÎñÆ÷¡£
ËüÊÇÓÃjava±àдµÄ£¬ÓÃÀ´Ö´ÐÐservletºÍjspµÄ£¬µ«´¦Àí¾²Ì¬×ÊÔ´ÉÏapacheµÈרҵ·þÎñÆ÷¹¦ÄÜÄÇôǿ¡£ËùÒԺܶàÈËÔ¸Ò⽫Á½Õß½áºÏÆðÀ´Ê¹Óá£tomcat´¦Àí¶¯Ì¬Ò³Ãæ£¬¶øappache´¦Àí¾²Ì¬×ÊÔ´£¬ÕâÑùÁ½Õ߸÷È¡Ëù³¤¡£Áí ......