#102884: Patches for newer ROOT
[u/mrichter/AliRoot.git] / RAW / AliRawRootdDB.cxx
CommitLineData
d04aea32 1// @(#) $Id$
a197a4ce 2// Author: Fons Rademakers 26/11/99
3
4/**************************************************************************
5 * Copyright(c) 1998-2003, ALICE Experiment at CERN, All rights reserved. *
6 * *
7 * Author: The ALICE Off-line Project. *
8 * Contributors are mentioned in the code where appropriate. *
9 * *
10 * Permission to use, copy, modify and distribute this software and its *
11 * documentation strictly for non-commercial purposes is hereby granted *
12 * without fee, provided that the above copyright notice appears in all *
13 * copies and that both the copyright notice and this permission notice *
14 * appear in the supporting documentation. The authors make no claims *
15 * about the suitability of this software for any purpose. It is *
16 * provided "as is" without express or implied warranty. *
17 **************************************************************************/
18
19//////////////////////////////////////////////////////////////////////////
20// //
21// AliRawRootdDB //
22// //
23//////////////////////////////////////////////////////////////////////////
24
25#include <TSystem.h>
26
a197a4ce 27#include "AliRawRootdDB.h"
28
29
30ClassImp(AliRawRootdDB)
31
32
33//______________________________________________________________________________
33314186 34AliRawRootdDB::AliRawRootdDB(AliRawEventV2 *event,
af885e0f 35 AliESDEvent *esd,
e10815f1 36 Int_t compress,
8ec37122 37 const char* fileName,Int_t basketsize)
38 : AliRawDB(event, esd, compress, fileName, basketsize)
a197a4ce 39{
40 // Create a new raw DB that will be accessed via rootd daemon.
41
33ebe062 42#if ROOT_VERSION_CODE < ROOT_VERSION(5,99,0)
e10815f1 43 if (fRawDB) fRawDB->UseCache(50, 0x200000); //0x100000 = 1MB)
33ebe062 44#endif
a197a4ce 45}
46
47//______________________________________________________________________________
48const char *AliRawRootdDB::GetFileName() const
49{
50 // Return filename based on hostname and date and time. This will make
51 // each file unique. Also the directory will be made unique for each
52 // day by adding the date to the fs. Assumes there is always enough
53 // space on the device.
54
55 static TString fname;
56
e10815f1 57 TString fs = fFS1;
a197a4ce 58 TDatime dt;
59
60#if 0
61 // make a new subdirectory for each day
62 fs += "/adc-";
63 fs += dt.GetDate();
64
65 Long_t id, size, flags, time;
66 if (gSystem->GetPathInfo(fs, &id, &size, &flags, &time) == 1) {
67 // directory does not exist, create it
68 if (gSystem->mkdir(fs, kTRUE) == -1) {
69 Error("GetFileName", "cannot create dir %s, using %s", fs.Data(),
e10815f1 70 fFS1.Data());
71 fs = fFS1;
a197a4ce 72 }
73 }
74 // FIXME: should check if fs is a directory
75#endif
76
77 TString hostname = gSystem->HostName();
78 Int_t pos;
79 if ((pos = hostname.Index(".")) != kNPOS)
80 hostname.Remove(pos);
81
82 fname = fs + "/" + hostname + "_";
83 fname += dt.GetDate();
84 fname += "_";
85 fname += dt.GetTime();
86 fname += ".root";
87
88 return fname;
89}
90
91//______________________________________________________________________________
d2450633 92Long64_t AliRawRootdDB::Close()
a197a4ce 93{
94 // Close raw rootd DB.
95
f07ec911 96 if (!fRawDB) return 0;
97
98 if (!fRawDB->IsOpen()) return 0;
a197a4ce 99
100 fRawDB->cd();
101
102 // Write the tree.
f07ec911 103 Bool_t error = kFALSE;
33314186 104 if (fTree)
105 if (fTree->Write() == 0)
106 error = kTRUE;
f07ec911 107 if (fESDTree)
108 if (fESDTree->Write() == 0)
109 error = kTRUE;
a197a4ce 110
111 // Close DB, this also deletes the fTree
112 fRawDB->Close();
113
33314186 114 fTree = NULL;
115
d2450633 116 Long64_t filesize = fRawDB->GetEND();
f07ec911 117
a197a4ce 118#if 0
119 // can use services of TFTP
e10815f1 120 if (fDeleteFiles)
a197a4ce 121 gSystem->Exec(Form("rfrm %s", fRawDB->GetName()));
122#endif
123
124 delete fRawDB;
125 fRawDB = 0;
f07ec911 126 if(!error)
127 return filesize;
128 else
129 return -1;
a197a4ce 130}