. Dom generate and parse XML documents

Package com. alisoft. facepay. Framework. Bean;
Import java. Io. fileinputstream;
Import java. Io. filenotfoundexception;
Import java. Io. fileoutputstream;
Import java. Io. ioexception;
Import java. Io. inputstream;
Import java. Io. printwriter;
Import javax. xml. parsers. documentbuilder;
Import javax. xml. parsers. documentbuilderfactory;
Import javax. xml. parsers. parserconfigurationexception;
Import javax. xml. Transform. outputkeys;
Import javax. xml. Transform. transformer;
Import javax. xml. Transform. transformerconfigurationexception;
Import javax. xml. Transform. transformerexception;
Import javax. xml. Transform. transformerfactory;
Import javax. xml. Transform. Dom. domsource;
Import javax. xml. Transform. Stream. streamresult;
Import org. W3C. Dom. Document;
Import org. W3C. Dom. element;
Import org. W3C. Dom. node;
Import org. W3C. Dom. nodelist;
Import org. xml. Sax. saxexception;
/**
*
* @ Author hongliang. dinghl
* Dom generation and parsing of XML documents
*/
Public class domdemo implements xmldocument {
Private document;
Private string filename;
Public void Init (){
Try {
Documentbuilderfactory factory = documentbuilderfactory
. Newinstance ();
Documentbuilder builder = factory. newdocumentbuilder ();
This.doc ument = builder. newdocument ();
} Catch (parserconfigurationexception e ){
System. Out. println (E. getmessage ());
}
}
Public void createxml (string filename ){
Element root = this.doc ument. createelement ("employees ");
This.doc ument. appendchild (Root );
Element Employee = this.doc ument. createelement ("employee ");
Element name = this.doc ument. createelement ("name ");
Name.appendchild(this.doc ument. createtextnode ("ding hongliang "));
Employee. appendchild (name );
Element sex = this.doc ument. createelement ("sex ");
Sex.appendchild(this.doc ument. createtextnode ("M "));
Employee. appendchild (sex );
Element age = this.doc ument. createelement ("Age ");
Age.appendchild(this.doc ument. createtextnode ("30 "));
Employee. appendchild (AGE );
Root. appendchild (employee );
Transformerfactory TF = transformerfactory. newinstance ();
Try {
Transformer transformer = TF. newtransformer ();
Domsource source = new domsource (document );
Transformer. setoutputproperty (outputkeys. encoding, "gb2312 ");
Transformer. setoutputproperty (outputkeys. indent, "yes ");
Printwriter PW = new printwriter (New fileoutputstream (filename ));
Streamresult result = new streamresult (PW );
Transformer. Transform (source, result );
System. Out. println ("XML file generated successfully! ");
} Catch (transformerconfigurationexception e ){
System. Out. println (E. getmessage ());
} Catch (illegalargumentexception e ){
System. Out. println (E. getmessage ());
} Catch (filenotfoundexception e ){
System. Out. println (E. getmessage ());
} Catch (transformerexception e ){
System. Out. println (E. getmessage ());
}
}
Public void parserxml (string filename ){
Try {
Documentbuilderfactory DBF = documentbuilderfactory. newinstance ();
Documentbuilder DB = DBF. newdocumentbuilder ();
Document document = dB. parse (filename );
Nodelist employees = Document. getchildnodes ();
For (INT I = 0; I <employees. getlength (); I ++ ){
Node Employee = employees. item (I );
Nodelist employeeinfo = employee. getchildnodes ();
For (Int J = 0; j <employeeinfo. getlength (); j ++ ){
Node node = employeeinfo. Item (j );
Nodelist employeemeta = node. getchildnodes ();
For (int K = 0; k <employeemeta. getlength (); k ++ ){
System. Out. println (employeemeta. Item (k). getnodename ()
+ ":" + Employeemeta. Item (k). gettextcontent ());
}
}
}
System. Out. println ("parsed ");
} Catch (filenotfoundexception e ){
System. Out. println (E. getmessage ());
} Catch (parserconfigurationexception e ){
System. Out. println (E. getmessage ());
} Catch (saxexception e ){
System. Out. println (E. getmessage ());
} Catch (ioexception e ){
System. Out. println (E. getmessage ());
}
}
}

---------------

Package com. alisoft. facepay. Framework. Bean;

Import java. Io. filenotfoundexception;
Import java. Io. fileoutputstream;
Import java. Io. ioexception;
Import java. util. List;

Import org. JDOM. Document;
Import org. JDOM. element;
Import org. JDOM. jdomexception;
Import org. JDOM. Input. saxbuilder;
Import org. JDOM. Output. xmloutputter;
/**
*
* @ Author hongliang. dinghl
* JDOM generation and parsing of XML documents
*
*/
Public class jdomdemo implements xmldocument {

Public void createxml (string filename ){
Document document;
Element root;
Root = new element ("employees ");
Document = new document (Root );
Element Employee = new element ("employee ");
Root. addcontent (employee );
Element name = new element ("name ");
Name. settext ("ddvip ");
Employee. addcontent (name );
Element sex = new element ("sex ");
Sex. settext ("M ");
Employee. addcontent (sex );
Element age = new element ("Age ");
Age. settext ("23 ");
Employee. addcontent (AGE );
Xmloutputter xmlout = new xmloutputter ();
Try {
Xmlout. Output (document, new fileoutputstream (filename ));
} Catch (filenotfoundexception e ){
E. printstacktrace ();
} Catch (ioexception e ){
E. printstacktrace ();
}

}

Public void parserxml (string filename ){
Saxbuilder builder = new saxbuilder (false );
Try {
Document document = builder. Build (filename );
Element employees = Document. getrootelement ();
List employeelist = employees. getchildren ("employee ");
For (INT I = 0; ielement Employee = (element) employeelist. Get (I );
List employeeinfo = employee. getchildren ();
For (Int J = 0; jsystem. out. println (element) employeeinfo. get (j )). getname () + ":" + (element) employeeinfo. get (j )). getvalue ());

}
}
} Catch (jdomexception e ){

E. printstacktrace ();
} Catch (ioexception e ){

E. printstacktrace ();
}

}
}