Line data    Source code

       1             : /**************************************************************************
       2             :  * Copyright(c) 1998-2007, ALICE Experiment at CERN, All rights reserved. *
       3             :  *                                                                        *
       4             :  * Author: The ALICE Off-line Project.                                    *
       5             :  * Contributors are mentioned in the code where appropriate.              *
       6             :  *                                                                        *
       7             :  * Permission to use, copy, modify and distribute this software and its   *
       8             :  * documentation strictly for non-commercial purposes is hereby granted   *
       9             :  * without fee, provided that the above copyright notice appears in all   *
      10             :  * copies and that both the copyright notice and this permission notice   *
      11             :  * appear in the supporting documentation. The authors make no claims     *
      12             :  * about the suitability of this software for any purpose. It is          *
      13             :  * provided "as is" without express or implied warranty.                  *
      14             :  **************************************************************************/
      15             : 
      16             : /* $Id$ */
      17             : 
      18             : //-------------------------------------------------------------------------
      19             : //     Event IO handler base class
      20             : //     Author: Andreas Morsch, CERN
      21             : //-------------------------------------------------------------------------
      22             : 
      23             : #include "AliVEventHandler.h"
      24             : 
      25         176 : ClassImp(AliVEventHandler)
      26             : 
      27             : //______________________________________________________________________________
      28             : AliVEventHandler::AliVEventHandler() :
      29           5 :   TNamed()
      30          15 : {
      31             :   // default constructor
      32           5 : }
      33             : 
      34             : //______________________________________________________________________________
      35             : AliVEventHandler::~AliVEventHandler() 
      36           0 : {
      37             : // destructor
      38           0 : }
      39             : 
      40             : //______________________________________________________________________________
      41             : AliVEventHandler::AliVEventHandler(const char* name, const char* title):
      42           0 :     TNamed(name, title)
      43           0 : {
      44           0 : }
      45             : //______________________________________________________________________________
      46             : void AliVEventHandler::Lock()
      47             : {
      48             : // Security lock. This is to detect NORMAL user errors and not really to
      49             : // protect against intentional hacks.
      50           0 :    if (IsLocked()) return;
      51           0 :    TObject::SetBit(kHandlerLocked, kTRUE);
      52           0 : }
      53             : 
      54             : //______________________________________________________________________________
      55             : void AliVEventHandler::UnLock()
      56             : {
      57             : // Verbose unlocking. Hackers will be punished ;-) ... 
      58           0 :    if (!IsLocked()) return;
      59           0 :    TObject::SetBit(kHandlerLocked, kFALSE);
      60           0 : }
      61             : 
      62             : //______________________________________________________________________________
      63             : void AliVEventHandler::Changed()
      64             : {
      65             : // All critical setters pass through the Changed method that throws an exception 
      66             : // in case the lock was set.
      67          40 :    if (IsLocked()) Fatal("Changed","Critical setter of a handler called in locked mode");
      68          20 : }
      69             : 
      70             : //______________________________________________________________________________
      71             : const char *AliVEventHandler::GetExtraOutputs(Bool_t) const
      72             : {
      73             : // Returns extra outputs. If merge is requested, returns only files to be
      74             : // merged. Implementation in derived classes.
      75           0 :    return 0;
      76             : }