Hi Andy,
I inherited the code written by some one who is no longer with us.
First, I would like to migrate to new version of HTMLUnit and then
look at migrating the clojure to the new version.
Regards
Vasu
On Wednesday, May 22, 2013 9:03:03 PM UTC+5:30, Andy Fingerhut wrote:
>
> I'll be more blunt than Sean was :-)
>
> Is there a reason why you *must* use Clojure 1.2? If so, what is it?
>
> If there isn't such a reason, you will likely get much better support from
> other Clojure users if you use Clojure 1.4 or 1.5.1 (1.5.1 was released a
> couple of months ago, so many are still using Clojure 1.4, and relatively
> few are using 1.3).
>
> Andy
>
>
> On Wed, May 22, 2013 at 8:20 AM, <[email protected] <javascript:>> wrote:
>
>> Hi Sean,
>>
>> Thanks for your reply. I use Clojure.Jar version 1.2.0 and the
>> contrib.jar is also the same version.
>>
>> Copied below is the stack trace of the Error:
>>
>> Caused by: java.lang.NoClassDefFoundError:
>> com/gargoylesoftware/htmlunit/html/BaseFrameElement (agent.clj:1)
>> at clojure.lang.Compiler.eval(Compiler.java:5440)
>> at clojure.lang.Compiler.eval(Compiler.java:5415)
>> at clojure.lang.Compiler.load(Compiler.java:5857)
>> at clojure.lang.RT.loadResourceScript(RT.java:340)
>> at clojure.lang.RT.loadResourceScript(RT.java:331)
>> at clojure.lang.RT.load(RT.java:409)
>> at clojure.lang.RT.load(RT.java:381)
>> at clojure.core$load$fn__4511.invoke(core.clj:4905)
>> at clojure.core$load.doInvoke(core.clj:4904)
>> at clojure.lang.RestFn.invoke(RestFn.java:409)
>> at clojure.core$load_one.invoke(core.clj:4729)
>> at clojure.core$load_lib.doInvoke(core.clj:4766)
>> at clojure.lang.RestFn.applyTo(RestFn.java:143)
>> at clojure.core$apply.invoke(core.clj:542)
>> at clojure.core$load_libs.doInvoke(core.clj:4800)
>> at clojure.lang.RestFn.applyTo(RestFn.java:138)
>> at clojure.core$apply.invoke(core.clj:544)
>> at clojure.core$use.doInvoke(core.clj:4880)
>> at clojure.lang.RestFn.invoke(RestFn.java:458)
>> at
>> nlplabs.webfetch.lib.dgeneral$eval780$loading__4410__auto____781.invoke(dgeneral.clj:1)
>> at nlplabs.webfetch.lib.dgeneral$eval780.invoke(dgeneral.clj:1)
>> at clojure.lang.Compiler.eval(Compiler.java:5424)
>> at clojure.lang.Compiler.eval(Compiler.java:5415)
>> at clojure.lang.Compiler.load(Compiler.java:5857)
>> at clojure.lang.RT.loadResourceScript(RT.java:340)
>> at clojure.lang.RT.loadResourceScript(RT.java:331)
>> at clojure.lang.RT.load(RT.java:409)
>> at clojure.lang.RT.load(RT.java:381)
>> at clojure.core$load$fn__4511.invoke(core.clj:4905)
>> at clojure.core$load.doInvoke(core.clj:4904)
>> at clojure.lang.RestFn.invoke(RestFn.java:409)
>> at clojure.core$load_one.invoke(core.clj:4729)
>> at clojure.core$load_lib.doInvoke(core.clj:4766)
>> at clojure.lang.RestFn.applyTo(RestFn.java:143)
>> at clojure.core$apply.invoke(core.clj:542)
>> at clojure.core$load_libs.doInvoke(core.clj:4804)
>> at clojure.lang.RestFn.applyTo(RestFn.java:138)
>> at clojure.core$apply.invoke(core.clj:542)
>> at clojure.core$require.doInvoke(core.clj:4869)
>> at clojure.lang.RestFn.invoke(RestFn.java:409)
>> at nlplabs.webfetch.lib$eval776.invoke(lib.clj:35)
>> at clojure.lang.Compiler.eval(Compiler.java:5424)
>> at clojure.lang.Compiler.eval(Compiler.java:5414)
>> at clojure.lang.Compiler.load(Compiler.java:5857)
>> at com.nlplabs.util.GClojure.load(GClojure.java:41)
>> at com.nlplabs.util.GClojure.loadExtractorLib(GClojure.java:32)
>> at com.nlplabs.util.GClojure$loadExtractorLib.call(Unknown Source)
>> at
>> com.nlplabs.lf.protocols.WEBProtocol.<clinit>(WEBProtocol.groovy:19)
>> ... 27 more
>> Caused by: java.lang.NoClassDefFoundError:
>> com/gargoylesoftware/htmlunit/html/BaseFrameElement
>> at java.lang.Class.forName0(Native Method)
>> at java.lang.Class.forName(Class.java:169)
>> at
>> nlplabs.webfetch.agent$eval786$loading__4410__auto____787.invoke(agent.clj:1)
>> at nlplabs.webfetch.agent$eval786.invoke(agent.clj:1)
>> at clojure.lang.Compiler.eval(Compiler.java:5424)
>> ... 74 more
>> Caused by: java.lang.ClassNotFoundException:
>> com.gargoylesoftware.htmlunit.html.BaseFrameElement
>> at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
>> at java.security.AccessController.doPrivileged(Native Method)
>> at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
>> at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
>> at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
>> at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
>> at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
>> ... 79 more
>> Server running. Browse to http://localhost:8080/jlfr
>>
>> ************ Copied below is the code snippet of agent.clj which has the
>> import statement. *******************
>> (ns nlplabs.webfetch.agent
>> (:refer-clojure)
>> (:use nlplabs.lib nlplabs.webfetch.scheduler nlplabs.webfetch.util
>> clojure.contrib.str-utils)
>>
>>
>> (:import (com.gargoylesoftware.htmlunit BrowserVersion
>> Page
>> JavaScriptPage
>> UnexpectedPage
>> TextPage
>> WebClient
>> MockWebConnection
>> History)
>> ......
>> ))
>>
>> The error comes when it tries to load WebClient Class. WebClient.java
>> imports BaseFrameElement Class. When I comment WebClient, the compilation
>> passes through.
>>
>> Let me know if you need any more information.
>>
>> Regards
>> Vasu
>>
>>
>> On Wednesday, May 22, 2013 8:31:30 PM UTC+5:30, Sean Corfield wrote:
>>
>>> You'll need to provide more details about exactly which Clojure JARs
>>> you use and the stack trace for the exception (at least telling us
>>> which class is not found and enough of the stack trace for us to see
>>> where the reference is coming from).
>>>
>>> My suspicion is you're using the Clojure 1.2 contrib library and
>>> something in there refers to a now defunct class from HTMLUnit? It's
>>> worth noting that the monolithic contrib library is no longer
>>> maintained so you won't get any updates to that. Instead, as part of
>>> the move to Clojure 1.3 (a couple of years back), the parts of contrib
>>> that actually had maintainers were moved into new libraries, updated
>>> individually. Many of them are still compatible with Clojure 1.2 but a
>>> lot of the parts of the original contrib were abandoned for a number
>>> of reasons.
>>>
>>> Sean
>>>
>>>
>>> On Tue, May 21, 2013 at 11:25 PM, <[email protected]> wrote:
>>> >
>>> > Hi,
>>> >
>>> > We have built a web application using grails framework and we use
>>> Groovy,
>>> > Java and Clojure programming languages. We use
>>> > Clojure 1.2. The clojure files include classes from HTMLUnit.
>>> Recently
>>> > HTMLUnit released a new version of JAR file and we were
>>> > trying to migrate the web app to new version of HTMLUnit.
>>> >
>>> > When we deploy the web app under Jetty (comes with Grails), during
>>> the
>>> > deployment the Clojure code which uses HTMLUnit fails with
>>> ClassNotFound
>>> > Exception.
>>> >
>>> > What is the reason for this error and any help or pointers to solve
>>> this
>>> > issue is greatly appreciated.
>>> >
>>> > Looking forward to your reply.
>>> >
>>> > Regards
>>> > Vasu
>>> >
>>> > --
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>>>
>>> >
>>> >
>>>
>>>
>>>
>>> --
>>> Sean A Corfield -- (904) 302-SEAN
>>> An Architect's View -- http://corfield.org/
>>> World Singles, LLC. -- http://worldsingles.com/
>>>
>>> "Perfection is the enemy of the good."
>>> -- Gustave Flaubert, French realist novelist (1821-1880)
>>>
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