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From "Jeroen Kransen (DT)" <kran...@holmes.nl>
Subject RE: [HttpClient] HttpClient and Applets
Date Thu, 03 Nov 2005 11:36:11 GMT
getAppletContext().showDocument(URL, String) is something I already looked at. The problem
with that is that it will output to the browser. I don't want that, I just want to use the
content in my Applet.   

Jeroen

>-----Original Message-----
>From: Paul Libbrecht [mailto:paul@activemath.org] 
>Sent: donderdag 3 november 2005 9:55
>To: Jakarta Commons Users List
>Subject: Re: [HttpClient] HttpClient and Applets
>
>The AppletContext class gives you this and you should use it.
>(getDocumentBase() or something such?)
>This will be the URL of the proxy, of course, which you expect 
>to relay your http call.
>
>paul
>
>
>Le 3 nov. 05, à 09:42, Jeroen Kransen (DT) a écrit :
>
>> Oleg, Paul,
>>
>> Thank you for your responses. I got it that the problem is 
>not related 
>> to HttpClient, but to the AccessController. And indeed I wrote the 
>> host name right, or it wouldn't work without proxy. :-)
>>
>> For sure I'll be very glad to be able to /detect/ the proxy 
>settings, 
>> and it looks like the classes you showed do that for me. However, I 
>> doubt that /knowing/ the proxy settings will solve the 
>issue, since I 
>> already know the settings now. :-)
>>
>> My point was that I wonder if it will work at all, since the proxy 
>> will still be a different host than the one I downloaded the 
>Applet from.
>> The
>> existence of this PluginProxyTest suggests that it is useful 
>in a Java 
>> applet to detect (and use?) the settings, so my real question(s) is
>> (are):
>>
>> Dit anyone get an Applet contact the originating server successfully 
>> through a Proxy, other than by downloading images and 
>sounds? And more
>> specifically: by using HttpClient? Is there a more 
>straightforward way 
>> to do GETs (and if possible, POSTs) from an Applet instead 
>of by using 
>> HttpClient?
>>
>> Jeroen
>>
>>> -----Original Message-----
>>> From: Oleg Kalnichevski [mailto:olegk@apache.org]
>>> Sent: woensdag 2 november 2005 12:34
>>> To: commons-user@jakarta.apache.org
>>> Subject: Re: HttpClient and Applets
>>>
>>> On Tue, Nov 01, 2005 at 10:06:05AM +0100, Jeroen Kransen (DT) wrote:
>>>> Hello,
>>>>
>>>> I have an applet that has to communicate with the 
>originating server 
>>>> through HTTP. It has to send and retrieve custom data, 
>through GETs 
>>>> and (if possible) POSTs. I am using HttpClient (I am open for 
>>>> suggestions on that), which works well in a direct connection.
>>>> However, when I am behind a proxy, I get a 
>AccessControlException. I 
>>>> could explain this by the fact that the proxy server is not the 
>>>> originating server, and that by specification I am only
>>> allowed to contact the originating server.
>>>> But I really don't want to bother about things like proxies at all.
>>>> What I really want is that the Applet transparently hooking
>>> on to the
>>>> browser settings for the proxy. The only possibilities I 
>see now to 
>>>> contact the originating server Applet-wise is through 
>>>> Applet.getAudioClip(), .getImage(), 
>>>> .getAppletContext().showDocument(), but none of this is 
>what I want.
>>>>
>>>> I'm sure I'm not the only one who wants to do something like this.
>>>> There's probably either a simple solution or it's just plain
>>> impossible.
>>>> I hope to hear it either way.
>>>>
>>>> Jeroen Kransen
>>>>
>>>
>>> Jeroen,
>>>
>>> The AccessControlException is thrown by the AccessController to 
>>> indicate that a requested access (to a critical system 
>resource such 
>>> as the file system or the network) is denied.
>>> This problem has nothing to do with HttpClient
>>>
>>> You may want to take a look at the classes (below) to see how a 
>>> (limited) proxy setting auto-detection could be implemented:
>>>
>>> http://svn.apache.org/repos/asf/jakarta/commons/proper/httpclie
>>> nt/trunk/src/contrib/org/apache/commons/httpclient/contrib/proxy/
>>>
>>> Hope this helps
>>>
>>> Oleg
>>>
>>>> 
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>>>
>>
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>
>

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