Java modifies nodes using JAXP

<?XML version= "1.0" encoding= "UTF-8" standalone= "no"?>< Person>    <P1>        <name>Jobs</name>        < Age>56</ Age>        <Sex>Female</Sex>    </P1>    <P1>        <name>Alis</name>        < Age>32</ Age>    </P1></ Person>

 PackageJaxp;ImportJavax.xml.parsers.DocumentBuilder;Importjavax.xml.parsers.DocumentBuilderFactory;ImportJavax.xml.transform.Transformer;Importjavax.xml.transform.TransformerFactory;ImportJavax.xml.transform.dom.DOMSource;ImportJavax.xml.transform.stream.StreamResult;Importorg.w3c.dom.Document;Importorg.w3c.dom.Element;ImportOrg.w3c.dom.Node;Importorg.w3c.dom.NodeList;ImportOrg.w3c.dom.Text; Public classTESTJAXP { Public Static voidMain (string[] args) {Try{modifysex (); } Catch(Exception e) {//TODO auto-generated Catch blockE.printstacktrace (); }    }         Public Static voidModifysex ()throwsexception{//Creating a parser factoryDocumentbuilderfactory builderfactory =documentbuilderfactory.newinstance (); //Creating a parserDocumentbuilder Builder =Builderfactory.newdocumentbuilder (); //parsing XML returns documentDocument Document = document = Builder.parse ("Src/person.xml"); //Get SexNode sex = document.getelementsbytagname ("Sex"). Item (0); //Modify Sex ContentSex.settextcontent ("Male"); //Write back XMLTransformerfactory transformerfactory =transformerfactory.newinstance (); Transformer Transformer=Transformerfactory.newtransformer (); Transformer.transform (NewDomsource (document),NewStreamresult ("Src/person.xml")); }    }

<?XML version= "1.0" encoding= "UTF-8" standalone= "no"?>< Person>    <P1>        <name>Jobs</name>        < Age>56</ Age>        <Sex>Male</Sex>    </P1>    <P1>        <name>Alis</name>        < Age>32</ Age>    </P1></ Person>

Java modifies nodes using JAXP