Re: [Htmlunit-user] java.lang.ClassCastException: com.gargoylesoftware.htmlunit.TextPage cannot be cast to com.gargoylesoftware.htmlunit.html.HtmlPage

[smk s. <ste...@gm...>]

Change this "TextPage = responseAfterClick  = elementTocick.click();"

To this "TextPage responseAfterClick  = elementTocick.click();"


2014-02-05 smk smk <ste...@gm...>:

> Hi
>
> The problem is that you initialize the page as HtmlPage and not as Page.
>
> Thus you should do
>
> *Page*  page = webClient.getPage(request);   //not HtmlPage
>
> and then after the click  you can do the check of the response as
> mentioned at the first response.
>
> page = elementTocick.click();
>
> if(page instanceof TextPage)
> .........
> else if(
> ......
>
> My opinion though is to assign a new Page object at the response after the
> click
>
> e.g
>
> Page responseAfterClick  = elementTocick.click();
> if(responseAfterClick instanceof TextPage)
> .......
> else if (
> .......
>
> and if you are sure that it always rerurns a TextPage then you can
> initialize it as TextPage from the beginning
>
> TextPage = responseAfterClick  = elementTocick.click();
>
> Hope that helps
>
> Stergios
>
>
>
> 2014-02-05 Sreenadh VP <sre...@co...>:
>
> Hi,
>>
>> Thanks for your attention and response.
>>
>> I have following code
>>
>> WebRequest request = new WebRequest(new URL(Url));
>>
>> HtmlPage   page = webClient.getPage(request);
>>
>> HtmlButton elementTocick = (HtmlButton)page.getElementById("elementId");
>>
>>     page = elementTocick.click(); // fails with
>> java.lang.ClassCastException: com.gargoylesoftware.htmlunit.TextPage cannot
>> be cast to com.gargoylesoftware.htmlunit.html.HtmlPage
>>
>> Need to assign new page  after click to* page* reference of type
>> HtmlPage, how can do the the same? Please advice
>>
>> Sreenadh
>>
>>
>> On Wed, Feb 5, 2014 at 2:49 PM, smk smk <ste...@gm...> wrote:
>>
>>> Hi
>>>
>>> As Sreenadh mentioned not every response is an HtmlPage object however
>>> all of them are Page objects. Thus you have to typecast accordingly.
>>>
>>> Check the following code wchich returns the source as String according
>>> to the type of the response.
>>>
>>> Page pageSource = webClient.getPage("http://example.com");
>>> String  pageSourceString = getPageSource(pageSource);
>>>
>>> public static String getPageSource(Page page)
>>>  {
>>> if(page instanceof HtmlPage)
>>>  {
>>> return ((HtmlPage)page).asXml();
>>>  }
>>> else if(page instanceof JavaScriptPage)
>>>  {
>>> return ((JavaScriptPage)page).getContent();
>>>  }
>>> else if(page instanceof TextPage)
>>>  {
>>> return ((TextPage)page).getContent();
>>>  }
>>> else //page instanceof UnexpectedPage
>>>  {
>>> return ((UnexpectedPage)page).getWebResponse().getContentAsString();
>>>  }
>>> }
>>>
>>> From the above example you can see that there are 4 different types of
>>> Pages that  webClient returns.
>>>
>>> The method used here returns the string of the source however you can
>>> modify the code to your needs according to the instance is returned.
>>>
>>> Stergios
>>>
>>>
>>>
>>>
>>>
>>> 2014-02-05 Ahmed Ashour <asa...@ya...>:
>>>
>>>>  Hi,
>>>>
>>>> This happens when HtmlUnit determines the content type of this page to
>>>> be plain text, not HTML.
>>>>
>>>> Please send the details of the complete case.
>>>>
>>>> Ahmed
>>>>   ------------------------------
>>>>  *From:* Sreenath <sre...@gm...>
>>>> *To:* "htm...@li..." <
>>>> htm...@li...>
>>>> *Sent:* Wednesday, February 5, 2014 11:53 AM
>>>> *Subject:* [Htmlunit-user] java.lang.ClassCastException:
>>>> com.gargoylesoftware.htmlunit.TextPage cannot be cast to
>>>> com.gargoylesoftware.htmlunit.html.HtmlPage
>>>>
>>>> Hello,
>>>>
>>>> I have tried to load pme web page url and did submission  of the page,
>>>> second page is not getting loaded due to following issue.
>>>>
>>>>
>>>> java.lang.ClassCastException: com.gargoylesoftware.htmlunit.TextPage
>>>> cannot be cast to com.gargoylesoftware.htmlunit.html.HtmlPage
>>>>
>>>> Note: my page is type of HtmlPage, not able to cast to HtmlPage
>>>>
>>>> Please advice why the second page is coming as type of
>>>>  com.gargoylesoftware.htmlunit.TextPage, and how can assign to HtmlPage
>>>> type the same.
>>>>
>>>> Thanks in Advance
>>>> Sreenadh
>>>>
>>>>
>>>>
>>>> ------------------------------------------------------------------------------
>>>> Managing the Performance of Cloud-Based Applications
>>>> Take advantage of what the Cloud has to offer - Avoid Common Pitfalls.
>>>> Read the Whitepaper.
>>>>
>>>> http://pubads.g.doubleclick.net/gampad/clk?id=121051231&iu=/4140/ostg.clktrk
>>>> _______________________________________________
>>>> Htmlunit-user mailing list
>>>> Htm...@li...
>>>> https://lists.sourceforge.net/lists/listinfo/htmlunit-user
>>>>
>>>>
>>>
>>>
>>> ------------------------------------------------------------------------------
>>> Managing the Performance of Cloud-Based Applications
>>> Take advantage of what the Cloud has to offer - Avoid Common Pitfalls.
>>> Read the Whitepaper.
>>>
>>> http://pubads.g.doubleclick.net/gampad/clk?id=121051231&iu=/4140/ostg.clktrk
>>> _______________________________________________
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>>>
>>>
>>
>