Bugs corrected
[u/mrichter/AliRoot.git] / RAW / AliRawRFIODB.cxx
CommitLineData
a197a4ce 1// @(#)alimdc:$Name$:$Id$
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// AliRawRFIODB //
22// //
23//////////////////////////////////////////////////////////////////////////
24
25#include <TSystem.h>
26#include <TUrl.h>
27
28#include "AliMDC.h"
29
30#include "AliRawRFIODB.h"
31
32
33ClassImp(AliRawRFIODB)
34
35
36//______________________________________________________________________________
a109e73e 37AliRawRFIODB::AliRawRFIODB(AliRawEvent *event,
38#ifdef USE_HLT
39 AliESD *esd,
40#endif
41 Double_t maxsize, Int_t compress)
42 : AliRawDB(event,
43#ifdef USE_HLT
44 esd,
45#endif
46 maxsize, compress, kFALSE)
a197a4ce 47{
48 // Create a new raw DB that will be accessed via RFIO.
49
50#ifndef USE_RDM
51 static int init = 0;
52 // Set STAGE_POOL environment variable to current host
53 if (!init) {
54 // THESE ENVIRONMENT SYMBOLS ARE NOW DEFINED BY THE ALICE DATE SETUP
55 // THEREFORE WE SHALL NOT USE ANY HARDCODED VALUES BUT RATHER USE
56 // WHATEVER HAS BEEN SET IN THE DATE SITE
57 //gSystem->Setenv("STAGE_POOL", "lcg00");
58 //gSystem->Setenv("STAGE_HOST", "stage013");
59
60 // however for sanity we check if they are really set
61 if (!gSystem->Getenv("STAGE_POOL"))
62 Error("AliRawRFIODB", "STAGE_POOL not set");
63 if (!gSystem->Getenv("STAGE_HOST"))
64 Error("AliRawRFIODB", "STAGE_HOST not set");
65 init = 1;
66 }
67#endif
68
69 if (!Create())
70 MakeZombie();
71 else
72 fRawDB->UseCache(50, 0x200000); //0x100000 = 1MB)
73}
74
75//______________________________________________________________________________
76const char *AliRawRFIODB::GetFileName() const
77{
78 // Return filename based on hostname and date and time. This will make
79 // each file unique. Also the directory will be made unique for each
80 // day by adding the date to the fs. Assumes there is always enough
81 // space on the device.
82
83 static TString fname;
84
85 TString fs = AliMDC::RFIOFS();
86 TDatime dt;
87
88 // make a new subdirectory for each day
89 fs += "/adc-";
90 fs += dt.GetDate();
91
92 Long_t id, size, flags, time;
93 if (gSystem->GetPathInfo(fs, &id, &size, &flags, &time) == 1) {
94 // directory does not exist, create it
95 if (gSystem->mkdir(fs, kTRUE) == -1) {
96 Error("GetFileName", "cannot create dir %s, using %s", fs.Data(),
97 AliMDC::RFIOFS());
98 fs = AliMDC::RFIOFS();
99 }
100 }
101 // FIXME: should check if fs is a directory
102
103 TString hostname = gSystem->HostName();
104 Int_t pos;
105 if ((pos = hostname.Index(".")) != kNPOS)
106 hostname.Remove(pos);
107
108 fname = fs + "/" + hostname + "_";
109 fname += dt.GetDate();
110 fname += "_";
111 fname += dt.GetTime();
112 fname += ".root";
113
114 return fname;
115}
116
117//______________________________________________________________________________
118void AliRawRFIODB::Close()
119{
120 // Close raw RFIO DB.
121
122 if (!fRawDB) return;
123
124 fRawDB->cd();
125
126 // Write the tree.
127 fTree->Write();
128
129 // Close DB, this also deletes the fTree
130 fRawDB->Close();
131
132 if (AliMDC::DeleteFiles()) {
133 TUrl u(fRawDB->GetName());
134 gSystem->Exec(Form("rfrm %s", u.GetFile()));
135 }
136
137 delete fRawDB;
138 fRawDB = 0;
139}