/usr/include/tnt/sessionunlocker.h is in libtntnet-dev 2.2.1-3+b1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | /*
* Copyright (C) 2009 Tommi Maekitalo
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* As a special exception, you may use this file as part of a free
* software library without restriction. Specifically, if other files
* instantiate templates or use macros or inline functions from this
* file, or you compile this file and link it with other files to
* produce an executable, this file does not by itself cause the
* resulting executable to be covered by the GNU General Public
* License. This exception does not however invalidate any other
* reasons why the executable file might be covered by the GNU Library
* General Public License.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef TNT_SESSIONUNLOCKER_H
#define TNT_SESSIONUNLOCKER_H
#include <tnt/httprequest.h>
namespace tnt
{
/** Unlocks the session as long as the object is in scope.
Normally the session is locked as soon as a request uses somewhere
a session variable. Sometimes it is desirable to explicitely release
that lock, e.g. when a request has some longer task to do.
This frequently happens in reverse ajax, where the request blocks while
waiting for a event.
*/
class SessionUnlocker
{
HttpRequest& request;
public:
explicit SessionUnlocker(HttpRequest& request_, bool release = true)
: request(request_)
{
if (release)
request.releaseSessionScopeLock();
}
~SessionUnlocker()
{
request.ensureSessionScopeLock();
}
void unlock()
{
request.releaseSessionScopeLock();
}
void lock()
{
request.ensureSessionScopeLock();
}
};
}
#endif // TNT_SESSIONUNLOCKER_H
|