Re: [Htmlparser-user] how to add new nodes/elements to html source

[Derrick O. <der...@ro...>]

Srinivas,=0A=0ATry:=0A=0ATableColumn end =3D new TableColumn ();=0Aend.setT=
agName ("/TD");=0A=0AYou can modify the current html, but carefully so the =
visiting logic doesn't get into an infinite loop.=0ALike, don't add a node =
after the current node in the parent's children.=0AYou will need to gather =
it all first, like you are doing:=0A=0AParser parser =3D new Parser ("http:=
//www.yahoo.com");=0ANodeList content =3D parser.parse (null);=0A=0Athen ap=
ply your visitor:=0A=0Acontent.visitAllNodesWith (my_visitor);=0A=0Athen ma=
ke it into html again:=0A=0AString s =3D content.toHtml ();=0A=0A=0ADerrick=
=0A=0A----- Original Message ----=0AFrom: Srinivas Vippagunta <vippagunta@h=
otmail.com>=0ATo: htm...@li...=0ASent: Tuesday, Ju=
ne 26, 2007 8:25:47 PM=0ASubject: [Htmlparser-user] how to add new nodes/el=
ements to html source=0A=0A=0A=0A=0AP=0A{=0Amargin:0px;padding:0px;}=0Abody=
=0A{=0AFONT-SIZE:10pt;FONT-FAMILY:Tahoma;}=0A=0AHello All,=0A     I am pret=
ty new to Java and was wondering if anyone can help me out with my question=
. I am trying to parse some html source and based on some matching content =
I should add new nodes elements. For eg: I should be able to add a similar =
tr and td elements to the existing source but with different td values.=0A=
=0A=0A     <tr id=3Dtest>=0A     <td id=3Dtest1><b>KEY</b></td>=0A     <td =
id=3Dtest1><b>VALUE</b></td>=0A     </tr>=0A=0A=0AI am doing something like=
 this: =0A=0A public class MyVisitor extends NodeVisitor=0A {=0A     NodeLi=
st nl =3D new NodeList();     =0A     =0A     public MyVisitor ()=0A     {=
=0A     }=0A     =0A     public void visitTag (Tag tag)=0A     {=0A        =
 if ((tag instanceof TableRow))=0A         {             =0A=0A            =
  TagNode tc =3D new TableColumn();=0A              tc.setAttribute("id","t=
estvalue",'"');=0A              tc.setAttribute("class","valid",'"');=0A   =
           nl.add(new TextNode("Test3"));=0A              tc.setChildren(nl=
);=0A              tc.setEndTag(new TableColumn());              =0A       =
       =0A              System.out.println(tc.toHtml());=0A          =0A   =
      }=0A=0A=0A     }=0A=0A     public static void main (String[] args) th=
rows ParserException=0A     {=0A         Parser parser =3D new Parser ("htt=
p://www.yahoo.com");=0A         MyVisitor visitor =3D new MyVisitor ();=0A =
        NodeList list =3D parser.parse (null);=0A         list.visitAllNode=
sWith(visitor);=0A     }=0A }=0A=0AThis prints: <TD id=3D"testvalue" class=
=3D"valid">Test3<TD>    --> not a closing TD??? =0A=0AAlso, how can I modif=
y the current html source, the nodevisitor travels ? =0A=0ACan someone help=
!!=0A=0A=0ACheers,=0A=0ASrinivas.=0A=0AMake every IM count. Download Window=
s Live Messenger and join the i=A2m Initiative now. It=A2s free.  Make it c=
ount!----------------------------------------------------------------------=
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