2012/6/23 <c...@sergey-mashkov.net>:
> I see. Thanks a lot. One more question: why request URL with backslash
> treated as illegal by default?
>
> Konstantin Kolinko писал 2012-06-23 12:03:
>>
>> 2012/6/23 <c...@sergey-mashkov.net>:
>>>
>>> No, my application has context path "/" so application should handle
>>> everything at root and it does as expected but only one character breaks
>>> something. I know that the character "\" is not path separator but for
>>> some
>>> reason it treated specially.
>>>
>>> The problem is that I can handle any request except requests with
>>> character
>>> "\". But I what to handle ALL. I just wondered why it looks impossible.
>>>
>>> Konstantin Kolinko писал 2012-06-23 09:28:
>>>>
>>>>
>>>> 2012/6/22 <c...@sergey-mashkov.net>:
>>>>>
>>>>>
>>>>> Hello all
>>>>>
>>>>> I have problem with URL mappings with embedded tomcat 7
>>>>>
>>>>> I whant to handle all requests to my applications. I added filter with
>>>>> mapping /* for my application with context path "/"
>>>>>
>>>>> FilterMap errorFilter = new FilterMap();
>>>>> errorFilter.setFilterName("errors-filter");
>>>>> errorFilter.addURLPattern("/*");
>>>>> ctx.addFilterMap(errorFilter);
>>>>>
>>>>>
>>>>> This works fine in most cases except the cases when "\" character is in
>>>>> the
>>>>> request URL.
>>>>>
>>>>> For examle
>>>>>
>>>>> localhost:9999/test/path handled correctly, but
>>>>> localhost:9999/test\path is not handled and server just returns
>>>>> blank
>>>>> page
>>>>>
>>>>> Any ideas?
>>>>>
>>>>
>>>> What is the name of your web application? If it is "test" then the
>>>> "test\path" page is handled by the ROOT webapp. The "\" is not a
>>>> separator. It is just a character.
>>>>
>>>> If you do not have ROOT webapp, then an attempt to access it will
>>>> return a zero-length response, but with correct HTTP response code and
>>>> reason phrase.
>>>>
>>
>> Trying with current 7.0.x and Firefox, access log shows:
>>
>> 127.0.0.1 - - [23/Jun/2012:11:56:52 +0400] "GET /test%5Cpath HTTP/1.1" 400
>> -
>>
>> So Tomcat rejects this request as invalid (400) at an early stage of
>> processing.
>>
>> If I configure Tomcat with the following system property,
>> org.apache.catalina.connector.CoyoteAdapter.ALLOW_BACKSLASH=true
>>
>> then request is processed (results in 404, obviously)
>> 127.0.0.1 - - [23/Jun/2012:12:01:45 +0400] "GET /test%5Cpath
>> HTTP/1.1" 404 996
>>
>>
>> BTW, the correct context path for the ROOT application is "", not "/".
>>
1. Security.
If you run on Windows then static resources in your app could be
accessed both with / and with \, but you might forget to properly
safeguard the latter.
2. Consistency.
If you move your server to Linux, such static resources will stop working.
Best regards,
Konstantin Kolinko
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