> On Oct 9, 2022, at 8:54 AM, Martin Moore <martinmoore...@gmail.com> wrote:
>
> @thomas.hoffm...@speed4trade.com.invalid
> <thomas.hoffm...@speed4trade.com.invalid> how to use the debugger in this
> case ?any documentation pls ?
> @Rob Sargent i posted most of the methods used in the app, but yes JVM is
> holding off on deleting the file...
I think this might be a config issue. What is the full Java command with
variables expanded
>
>> Le dim. 9 oct. 2022 à 17:31, Thomas Hoffmann (Speed4Trade GmbH)
>> <thomas.hoffm...@speed4trade.com.invalid> a écrit :
>>
>> Hello,
>>
>>> About the methods i use in the application along with file.delete()
>> (which is
>>> what this post is about) I use File[] files = new
>>> File("C:\\SomeFolder").listFiles();
>>> file.getName();
>>> file.lastModified()
>>> Path path = Paths.get(fileName);
>>> Would any of these cause the lock on the file ?
>>
>> They don't look suspicious to me. What you could do is, use the debugger
>> to go step by step.
>> In parallel, use the ProcessExplorer to see at which point the file handle
>> appears.
>> Maybe it is more hidden in some other routines which might use a
>> MappedByteBuffer to read or write.
>>
>>
>>>
>>> Le dim. 9 oct. 2022 à 16:03, Thomas Hoffmann (Speed4Trade GmbH)
>>> <thomas.hoffm...@speed4trade.com.invalid> a écrit :
>>>
>>>>
>>>>> -----Ursprüngliche Nachricht-----
>>>>> Von: Martin Moore <martinmoore...@gmail.com>
>>>>> Gesendet: Sonntag, 9. Oktober 2022 15:37
>>>>> An: thomas.hoffm...@speed4trade.com.invalid; Tomcat Users List
>>>>> <users@tomcat.apache.org>
>>>>> Betreff: Re: About granting permissions to Tomcat JVM
>>>>>
>>>>> the ProcessExplorer shows that a Java process is running on the file
>>>>> and
>>>> this
>>>>> only after actually performing the delete from Java.
>>>>
>>>>
>>>> Some possibilities for file locking.
>>>> - the upload process didn’t close the streams properly
>>>> - You use http2 and sendfile
>>>> - You are using a MappedByteBuffer before deletion:
>>>> https://bugs.openjdk.org/browse/JDK-4724038
>>>>
>>>> ... just some ideas which cause file locking ...
>>>>
>>>>> Le dim. 9 oct. 2022 à 15:23, Thomas Hoffmann (Speed4Trade GmbH)
>>>>> <thomas.hoffm...@speed4trade.com.invalid> a écrit :
>>>>>
>>>>>> Hello,
>>>>>> this might be a behavior of the underlying OS.
>>>>>> If the file is locked, it is marked for deletion and when the file
>>>>>> lock is released, the file is physically deleted.
>>>>>>
>>>>>> Maybe you can check with ProcessExplorer from MS whether there is
>>>>>> an open file handle on this file.
>>>>>>
>>>>>> Greetings,
>>>>>> Thomas
>>>>>>
>>>>>>> -----Ursprüngliche Nachricht-----
>>>>>>> Von: Martin Moore <martinmoore...@gmail.com>
>>>>>>> Gesendet: Sonntag, 9. Oktober 2022 09:56
>>>>>>> An: Tomcat Users List <users@tomcat.apache.org>;
>>>>>>> ma...@apache.org
>>>>>>> Betreff: Re: About granting permissions to Tomcat JVM
>>>>>>>
>>>>>>> Hello Mark,
>>>>>>>
>>>>>>> I don't know if the SecurityManager is enabled or not (how to
>>>>>>> disable it
>>>>>>> btw?)
>>>>>>> I set the env var CATALINA_HOME to be C:/Program
>>>>>>> Files/Apache-Tomcat-8/ The files in question are stored in
>>>>>>> Desktop/SomeFolder
>>>>>>>
>>>>>>> Thanks.
>>>>>>>
>>>>>>> Le dim. 9 oct. 2022 à 08:00, Mark Thomas <ma...@apache.org> a
>>>>>>> écrit
>>>> :
>>>>>>>
>>>>>>>> On 08/10/2022 17:36, Martin Moore wrote:
>>>>>>>>> Hello,
>>>>>>>>>
>>>>>>>>> I am facing a problem using Tomcat V8 with my J2ee app that
>>>>>>>>> deletes
>>>>>>>> (using
>>>>>>>>> file.delete() Java 8) a file from disk (Windows). The file
>>>>>>>>> is actually deleting only on application level meaning that
>>>>>>>>> the application does not see the file anymore but if i open
>>>>>>>>> the folder i still see the file which
>>>>>>>> is
>>>>>>>>> then locked by Java process. I only get the file to be
>>>>>>>>> removed physically when i close the Tomcat instance.
>>>>>>>>>
>>>>>>>>> Does this problem relate to permissions in catalina.policy ?
>>>>>>>>
>>>>>>>> Unlikely.
>>>>>>>>
>>>>>>>> Are you using a SecurityManager?
>>>>>>>>
>>>>>>>>> How to solve this?
>>>>>>>>
>>>>>>>> Where, exactly, are you storing these files? Where, exactly,
>>>>>>>> are CATALINA_HOME and CATALINA_BASE?
>>>>>>>>
>>>>>>>> Mark
>>>>>>>>
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>>>>>>>>
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