Java Read XML file

Need to introduce a third-party jar package: dom4j

Package Test;import Java.io.file;import java.io.ioexception;import java.util.iterator;import org.dom4j.Attribute; Import Org.dom4j.document;import Org.dom4j.documentexception;import Org.dom4j.element;import Org.dom4j.io.saxreader;public class Test {public static void main (string[] args) {Saxreader reader = new Saxre        Ader ();        String realpathstring;            try {//Get the file true path realpathstring = new File (""). Getcanonicalpath () + "/dbconfig.xml";            System.out.println ("[Path:]" + realpathstring);            Read File Document document = Reader.read (realpathstring);            Get the components root node Element components = Document.getrootelement ();            Traverse component Element component; for (Iterator i = components.elementiterator ("component"); I.hasnext ();)                {component = (Element) i.next ();             Gets the Name property Attribute name = Component.attribute ("name");   System.out.println ("[Name:]" + name.gettext ());                Gets the class attribute Attribute cls = Component.attribute ("class");                System.out.println ("[Class:]" + cls.gettext ()); Iterates through all the properties of the current component for (Iterator ite = Component.elementiterator ("property"); Ite.hasnext ();)                    {Element property = (Element) Ite.next ();                    Gets the property's name attribute and the value Attribute pname = Property.attribute ("name");                System.out.println ("[" + pname.gettext () + "]:" + property.gettext (). Trim ()); }}} catch (IOException |        Documentexception e) {e.printstacktrace (); }    }}

Dbconfig.xml

<?xml version= "1.0" encoding= "UTF-8"?><components>    <component name= "DataSource" class= "test. Xdatasource ">        <property name=" Driverclassname ">" Com.mysql.jdbc.Driver "</property>        < Property name= "URL" >            "jdbc:mysql://127.0.0.1:3306/mytestdb"        </property>        <property name= " User > Root </property>        <property name= "password" > "" </property>    </component> </components>

Java Read XML file