Re: [Htmlparser-user] htmlparser.jar error
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Re: [Htmlparser-user] htmlparser.jar error
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From: Anirban B. <ban...@gm...> - 2008-02-22 17:45:44
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thanks Derrik :), will try to upgrade the gij..fingers crossed :-)
On Fri, Feb 22, 2008 at 9:31 AM, Derrick Oswald <der...@ro...>
wrote:
> Anirban,
>
> The exception indicates that the cast to List in the line "items =
> (List)map.get (key);" is failing:
>
> public static String getRequestHeader (HttpURLConnection connection)
> {
> // dump it
> StringBuffer buffer;
> Map map;
> String key;
> List items;
>
> buffer = new StringBuffer (1024);
> buffer.append (connection.getRequestMethod ());
> buffer.append (" ");
> buffer.append (connection.getURL ());
> buffer.append (" HTTP/1.1\n");
> map = connection.getRequestProperties ();
> for (Iterator iter = map.keySet ().iterator (); iter.hasNext (); )
> {
> key = (String)iter.next ();
> items = (List)map.get (key);
> buffer.append (key);
> buffer.append (": ");
> for (int i = 0; i < items.size (); i++)
> {
> if (0 != i)
> buffer.append (", ");
> buffer.append (items.get (i));
> }
> buffer.append ("\n");
> }
>
> return (buffer.toString ());
> }
>
> The (Sun Java) specification for both 1.4.2<http://java.sun.com/j2se/1.4.2/docs/api/java/net/URLConnection.html#getRequestProperties%28%29>and
> 1.5.0<http://java.sun.com/j2se/1.5.0/docs/api/java/net/URLConnection.html#getRequestProperties%28%29>says that each map entry is an unmodifiable List of Strings, so the cast
> should always work.
>
> I would suspect the gij implementation is at fault and would look for an
> updated version.
>
> Derrick
>
> ----- Original Message ----
> From: Anirban Banerjee <ban...@gm...>
> To: htmlparser user list <htm...@li...>
> Sent: Friday, February 22, 2008 4:25:54 AM
> Subject: Re: [Htmlparser-user] htmlparser.jar error
>
> I set the CLASSPATH to the current directory where the .jar file is placed
> and it still gives an error. Also tried $> jar xvf htmlparser.jar lib but
> still did not work
>
>
>
> On Fri, Feb 22, 2008 at 1:21 AM, Ali <to...@ya...> wrote:
>
> > Check the classpath, you must have entered a wrong
> > class path.
> >
> >
> > --- Anirban Banerjee <ban...@gm...>
> > wrote:
> >
> > > Hello everyone :-),
> > > This is my first post on
> > > this list and I have just
> > > started using htmlparser. The latest jar file works
> > > fine on my mac but
> > > gives me an error on my linux box. I am new to Java
> > > and so am not really
> > > sure as to what the exact cause of the exception is.
> > >
> > > My linux box has the following config: Linux Nirvana
> > > 2.6.11-1.1369_FC4 #1
> > > Thu Jun 2 22:55:56 EDT 2005 i686 i686 i386 GNU/Linux
> > >
> > > with java version:
> > > java version "1.4.2"
> > > gij (GNU libgcj) version 4.0.0 20050519 (Red Hat
> > > 4.0.0-8)
> > >
> > > my mac has
> > > java version "1.5.0_13"
> > > Java(TM) 2 Runtime Environment, Standard Edition
> > > (build 1.5.0_13-b05-237)
> > > Java HotSpot(TM) Client VM (build 1.5.0_13-119,
> > > mixed mode, sharing)
> > >
> > > Do I have to upgrade to libgcj 6.0.0 to make it
> > > work? The dump is attached
> > > below.
> > >
> > > Thanks,
> > > -A
> > >
> > > [me@Nirvana]sandbox/>java -jar ./htmlparser.jar
> > > http://www.google.com
> > > Exception in thread "main"
> > > java.lang.ClassCastException: java.util.List
> > > at
> > > org.htmlparser.http.HttpHeader.getRequestHeader(
> > > java.net.HttpURLConnection) (Unknown Source)
> > > at
> > >
> > org.htmlparser.Parser.preConnect(java.net.HttpURLConnection)
> > > (Unknown
> > > Source)
> > > at
> > >
> > org.htmlparser.http.ConnectionManager.openConnection(java.net.URL)
> > > (Unknown Source)
> > > at
> > >
> > org.htmlparser.http.ConnectionManager.openConnection(java.lang.String)
> > > (Unknown Source)
> > > at
> > > org.htmlparser.Parser.setResource(java.lang.String)
> > > (Unknown Source)
> > > at org.htmlparser.Parser.main(java.lang.String[])
> > > (Unknown Source)
> > > at gnu.java.lang.MainThread.call_main()
> > > (/usr/lib/libgcj.so.6.0.0)
> > > at gnu.java.lang.MainThread.run()
> > > (/usr/lib/libgcj.so.6.0.0)
> > >
> > > --
> > > "The reason Santa is so jolly is because he knows
> > > where all the bad girls
> > > live."
> > > -George Carlin
> > > >
> >
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>
> --
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> live."
> -George Carlin
>
>
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--
"The reason Santa is so jolly is because he knows where all the bad girls
live."
-George Carlin
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