Notes/Domino HTML parsen

From:
"VitaminB" <hetmar@web.de>
Newsgroups:
comp.lang.java.programmer
Date:
26 Apr 2006 02:54:31 -0700
Message-ID:
<1146045271.472711.151290@g10g2000cwb.googlegroups.com>
Hello guys,

I want to parse a HTML Frameset (by Java) which is generated by a Lotus
Domino server. When I use a plain text HTML generated by Domino server,
my parser works fine. In contrast, then I try to parse the frameset I
get the following exception:

##########
Exception:
##########

java.io.EOFException
    at java.io.DataInputStream.readFully(DataInputStream.java:295)
    at java.io.DataInputStream.readUTF(DataInputStream.java:661)
    at conparse.main(conparse.java:30)
    at conparseTest.testMain(conparseTest.java:17)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:85)
    at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:58)
    at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:60)
    at java.lang.reflect.Method.invoke(Method.java:391)
    at junit.framework.TestCase.runTest(TestCase.java:154)
    at junit.framework.TestCase.runBare(TestCase.java:127)
    at junit.framework.TestResult$1.protect(TestResult.java:106)
    at junit.framework.TestResult.runProtected(TestResult.java:124)
    at junit.framework.TestResult.run(TestResult.java:109)
    at junit.framework.TestCase.run(TestCase.java:118)
    at junit.framework.TestSuite.runTest(TestSuite.java:208)
    at junit.framework.TestSuite.run(TestSuite.java:203)
    at
org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:478)
    at
org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:344)
    at
org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:196)

###########
Code
###########

public class conparse{

    conparse(){

    }

    public void main(){

        try {

            URL urlobj = new URL("http://dev0004/Test/frame.htm");

            HttpURLConnection uc = null;
        uc = (HttpURLConnection)urlobj.openConnection();
        uc.setUseCaches(false);
            DataInputStream is = new DataInputStream(uc.getInputStream());
            String str =is.readUTF();
            System.out.println(str);

            HTMLEditorKit hKit = new HTMLEditorKit();
            HTMLDocument hDoc = new HTMLDocument();
            hKit.read(is, hDoc, 0);

            HTMLDocument.Iterator it = hDoc.getIterator(HTML.Tag.FONT);

            AttributeSet attSet = it.getAttributes();
            String s = (String)attSet.getAttribute(HTML.Attribute.COLOR);
            System.out.println(s);

            //System.out.println(attSet.getAttributeCount());

        }
        catch ( Exception e ) {
            e.printStackTrace();
        }

    }

}

################
Plain Text HTML:
################

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>

<script language="JavaScript" type="text/javascript">
<!--
document._domino_target = "_self";
function _doClick(v, o, t, h) {
  var form = document._ContentRetrival;
  if (form.onsubmit) {
     var retVal = form.onsubmit();
     if (typeof retVal == "boolean" && retVal == false)
       return false;
  }
  var target = document._domino_target;
  if (o.href != null) {
    if (o.target != null)
       target = o.target;
  } else {
    if (t != null)
      target = t;
  }
  form.target = target;
  form.__Click.value = v;
  if (h != null)
    form.action += h;
  form.submit();
  return false;
}
// -->
</script>
</head>
<body text="#000000" bgcolor="#FFFFFF">

<form method="post"
action="/Test/HET/PerformanceTestDB.nsf/ContentRetrival?OpenForm&amp;Seq=1"
name="_ContentRetrival">
<input type="hidden" name="__Click" value="0"><b>Test Page for Content
Retrival</b><br>
<br>
<br>
<font color="#FF0000">Hello, here is some text without a meaning. This
text should show, how a printed</font><br>
</form>
</body>
</html>

#######################################
Frameset HTML (received by Internet Explorer from the Domino Server)
#######################################
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Frameset//EN">
<html>
<head>

<script language="JavaScript" type="text/javascript">
<!--
self._domino_name = "_Main";
// -->
</script>
</head>

<frameset cols="45%,55%">

<frame
src="/Test/HET/PerformanceTestDB.nsf/ContentDeliveryMeasurement?OpenForm">

<frameset rows="1*,1*">

<frame src="/Test/HET/PerformanceTestDB.nsf/DocsInserted?OpenView">

<frame name="docPreviewFrame"
src="/Test/HET/PerformanceTestDB.nsf/select?OpenForm">
</frameset>
</frameset>
</html>

Regards,
Marcus

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