[jdom-interest] Small but irritating problem
Bradley S. Huffman
hip at cs.okstate.edu
Mon Oct 25 14:52:43 PDT 2004
Definitely a bug in SAXOutputter.addNsAttribute.
Brad
"Jan-Olof Hendig" writes:
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> This is a multi-part message in MIME format.
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>
> Hello folks,
>
> Just to get it over with, I'm an XML newbie so keep the flame throwers =
> away for a while please.
>
> Today I upgraded from JDOM beta 9 to the current release. As they say, =
> better late than never :) My code needed very few changes in order to =
> compile, the constructor for XMLOutputter had changed but that was easy =
> to fix. However when running the code, see below, a small =
> incompatibility surfaced.=20
>
> with beta 9 the code below produced the following
>
> <?xml version=3D"1.0" encoding=3D"UTF-8"?>
> <message>
> <request>
> <onlyreturnoutdata>0</onlyreturnoutdata>
> </request>
> </message>
>
> however with the current release I got
>
> <?xml version=3D"1.0" encoding=3D"UTF-8"?>
> <message xmlns:=3D"">
> <request>
> <onlyreturnoutdata>0</onlyreturnoutdata>
> </request>
> </message>
>
> as you can see the line containing the <message> tag suddenly includes =
> the attribute 'xmlns:=3D""'
>
> My question is this, how do I get rid of this xmlns attribute so that =
> the message looks exactly like it did in beta 9?
>
> Regards
>
> Jan-Olof Hendig
>
> /* --------------------- */
>
>
> public class TestCase {
> =20
> protected static Document document;
> protected static Element rootElement;
> =20
> public static void main(String[] args) {
> rootElement =3D new Element("message");
> Element requestElement =3D new Element("request");
> Element onlyReturnOutDataElement =3D new Element("onlyreturnoutdata");
> onlyReturnOutDataElement.addContent("0");
> =20
> requestElement.addContent(onlyReturnOutDataElement);
> rootElement.addContent(requestElement);
> document =3D new Document(rootElement);
>
> System.out.println(documentToString(document, true));
> }
> =20
> =20
> public static String documentToString(Document doc, boolean fIndent) {
> JDOMSource domSource =3D new JDOMSource(doc);
> StringWriter stringWriter =3D new StringWriter();
> StreamResult result =3D new StreamResult(stringWriter);
> =20
> TransformerFactory tFactory =3D TransformerFactory.newInstance();
> try {
> Transformer transformer =3D tFactory.newTransformer();
> if (fIndent) {
> transformer.setOutputProperty(OutputKeys.INDENT, "yes");
> =
> transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount"=
> , "3");
> }
> else
> transformer.setOutputProperty(OutputKeys.INDENT, "no");
> transformer.transform(domSource, result); =20
> }=20
> catch (Exception e) {
> System.out.println(e); =20
> }
> return stringWriter.toString();
> }
> }
>
>
>
> ------=_NextPart_000_0015_01C4BAD9.9ED698B0
> Content-Type: text/html;
> charset="iso-8859-1"
> Content-Transfer-Encoding: quoted-printable
>
> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
> <HTML><HEAD>
> <META http-equiv=3DContent-Type content=3D"text/html; =
> charset=3Diso-8859-1">
> <META content=3D"MSHTML 6.00.2900.2523" name=3DGENERATOR>
> <STYLE></STYLE>
> </HEAD>
> <BODY bgColor=3D#ffffff>
> <DIV><FONT face=3DArial size=3D2>Hello folks,</FONT></DIV>
> <DIV><FONT face=3DArial size=3D2></FONT> </DIV>
> <DIV><FONT face=3DArial size=3D2>Just to get it over with, I'm an XML =
> newbie so keep=20
> the flame throwers away for a while please.</FONT></DIV>
> <DIV><FONT face=3DArial size=3D2></FONT> </DIV>
> <DIV><FONT face=3DArial size=3D2>Today I upgraded from JDOM beta 9 to =
> the current=20
> release. As they say, better late than never :) My code needed very few =
> changes=20
> in order to compile, the constructor for XMLOutputter had changed but =
> that was=20
> easy to fix. However when running the code, see below, a small =
> incompatibility=20
> surfaced. </FONT></DIV>
> <DIV><FONT face=3DArial size=3D2></FONT> </DIV>
> <DIV><FONT face=3DArial size=3D2>with beta 9 the code below produced the =
>
> following</FONT></DIV>
> <DIV><FONT face=3DArial size=3D2></FONT> </DIV>
> <DIV><FONT face=3DArial size=3D2><?xml version=3D"1.0"=20
> encoding=3D"UTF-8"?><BR><message><BR> =20
> <request><BR> =20
> <onlyreturnoutdata>0</onlyreturnoutdata><BR> =20
> </request><BR></message></FONT></DIV>
> <DIV><FONT face=3DArial size=3D2></FONT> </DIV>
> <DIV><FONT face=3DArial size=3D2>however with the current release I =
> got</FONT></DIV>
> <DIV><FONT face=3DArial size=3D2></FONT> </DIV>
> <DIV><FONT face=3DArial size=3D2><?xml version=3D"1.0"=20
> encoding=3D"UTF-8"?><BR><message xmlns:=3D""><BR> =20
> <request><BR> =20
> <onlyreturnoutdata>0</onlyreturnoutdata><BR> =20
> </request><BR></message></FONT></DIV>
> <DIV><FONT face=3DArial size=3D2></FONT> </DIV>
> <DIV><FONT face=3DArial size=3D2>as you can see the line containing the=20
> <message> tag suddenly includes the attribute =
> 'xmlns:=3D""'</FONT></DIV>
> <DIV><FONT face=3DArial size=3D2></FONT> </DIV>
> <DIV><FONT face=3DArial size=3D2>My question is this, how do I get rid =
> of this xmlns=20
> attribute so that the message looks exactly like it did in beta =
> 9?</FONT></DIV>
> <DIV><FONT face=3DArial size=3D2></FONT> </DIV>
> <DIV><FONT face=3DArial size=3D2>Regards</FONT></DIV>
> <DIV><FONT face=3DArial size=3D2></FONT> </DIV>
> <DIV><FONT face=3DArial size=3D2>Jan-Olof Hendig</FONT></DIV>
> <DIV><FONT face=3DArial size=3D2></FONT> </DIV>
> <DIV><FONT face=3DArial size=3D2>/* --------------------- =
> */</FONT></DIV>
> <DIV><FONT face=3DArial size=3D2></FONT> </DIV>
> <DIV><FONT face=3DArial size=3D2></FONT> </DIV>
> <DIV><FONT face=3DArial size=3D2>public class TestCase=20
> {<BR> <BR> protected static Document =
> document;<BR> protected=20
> static Element rootElement;<BR> <BR> public static void =
> main(String[]=20
> args) {<BR> rootElement =3D new=20
> Element("message");<BR> Element requestElement =3D new=20
> Element("request");<BR> Element onlyReturnOutDataElement =3D =
> new=20
> Element("onlyreturnoutdata");<BR> onlyReturnOutDataElement.add=
> Content("0");<BR> <BR> requestElement.addContent(on=
> lyReturnOutDataElement);<BR> rootElement.addContent(requestEle=
> ment);<BR> document=20
> =3D new Document(rootElement);</FONT></DIV>
> <DIV><FONT face=3DArial size=3D2></FONT> </DIV>
> <DIV><FONT face=3DArial=20
> size=3D2> System.out.println(documentToString(document,=20
> true));<BR> }<BR> <BR> <BR> public static String=20
> documentToString(Document doc, boolean fIndent) =
> {<BR> JDOMSource=20
> domSource =3D new JDOMSource(doc);<BR> StringWriter =
> stringWriter =3D new=20
> StringWriter();<BR> StreamResult result =3D new=20
> StreamResult(stringWriter);<BR> =
> =20
> <BR> TransformerFactory tFactory =3D=20
> TransformerFactory.newInstance();<BR> try=20
> {<BR> Transformer transformer =3D=20
> tFactory.newTransformer();<BR> if (fIndent)=20
> {<BR> =20
> transformer.setOutputProperty(OutputKeys.INDENT,=20
> "yes");<BR> transformer.setOutputProperty("{http:/=
> /xml.apache.org/xslt}indent-amount",=20
> "3");<BR> }<BR> else<BR> &nb=
> sp; =20
> transformer.setOutputProperty(OutputKeys.INDENT,=20
> "no");<BR> transformer.transform(domSource,=20
> result); =
> <BR> }=20
> <BR> catch (Exception e)=20
> {<BR> System.out.println(e); <BR> =
> }<BR> return=20
> stringWriter.toString();<BR> }<BR>}<BR></FONT></DIV>
> <DIV><FONT face=3DArial size=3D2></FONT> </DIV>
> <DIV><FONT face=3DArial size=3D2></FONT> </DIV></BODY></HTML>
>
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