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1// @(#) $Id$
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// AliRawEvent //
22// //
23// Set of classes defining the ALICE RAW event format. The AliRawEvent //
24// class defines a RAW event. It consists of an AliEventHeader object //
25// an AliEquipmentHeader object, an AliRawData object and an array of //
26// sub-events, themselves also being AliRawEvents. The number of //
27// sub-events depends on the number of DATE LDC's. //
28// The AliRawEvent objects are written to a ROOT file using different //
29// technologies, i.e. to local disk via AliRawDB or via rfiod using //
30// AliRawRFIODB or via rootd using AliRawRootdDB or to CASTOR via //
31// rootd using AliRawCastorDB (and for performance testing there is //
32// also AliRawNullDB). //
33// The AliStats class provides statics information that is added as //
34// a single keyed object to each raw file. //
35// The AliTagDB provides an interface to a TAG database. //
36// The AliMDC class is usid by the "alimdc" stand-alone program //
37// that reads data directly from DATE. //
38// //
39//////////////////////////////////////////////////////////////////////////
40
41#include <TObjArray.h>
42
43#include "AliLog.h"
44
45#include "AliRawEventHeaderBase.h"
46#include "AliRawEquipment.h"
47
48#include "AliRawEvent.h"
49
50
51ClassImp(AliRawEvent)
52
53
54//______________________________________________________________________________
55AliRawEvent::AliRawEvent():
56fNEquipments(0),
57fNSubEvents(0),
58fEvtHdr(NULL),
59fEquipments(NULL),
60fSubEvents(NULL)
61{
62 // Create ALICE event object. If ownData is kFALSE we will use a static
63 // raw data object, otherwise a private copy will be made.
64
65}
66
67//______________________________________________________________________________
68AliRawEventHeaderBase *AliRawEvent::GetHeader()
69{
70 if (!fEvtHdr) {
71 AliFatal("Event header does not exist!");
72 return 0x0;
73 }
74
75 return fEvtHdr;
76}
77
78//______________________________________________________________________________
79AliRawVEquipment *AliRawEvent::GetEquipment(Int_t index) const
80{
81 // Get specified equipment. Returns 0 if equipment does not exist.
82
83 if (!fEquipments)
84 return 0;
85
86 return (AliRawEquipment *) fEquipments->At(index);
87}
88
89//______________________________________________________________________________
90AliRawVEvent *AliRawEvent::GetSubEvent(Int_t index)
91{
92 // Get specified sub event. Returns 0 if sub event does not exist.
93
94 if (!fSubEvents)
95 return 0;
96
97 return (AliRawEvent *) fSubEvents->At(index);
98}
99
100//______________________________________________________________________________
101AliRawEvent::~AliRawEvent()
102{
103 // Clean up event object. Delete also, possible, private raw data.
104
105 delete fEvtHdr;
106 if (fEquipments)
107 fEquipments->Delete();
108 delete fEquipments;
109 if (fSubEvents)
110 fSubEvents->Delete();
111 delete fSubEvents;
112}
113
114//______________________________________________________________________________
115void AliRawEvent::Streamer(TBuffer &R__b)
116{
117 // Stream an object of class AliRawEvent.
118
119 UInt_t R__s, R__c;
120 if (R__b.IsReading()) {
121 Version_t R__v = R__b.ReadVersion(&R__s, &R__c); if (R__v) { }
122 TObject::Streamer(R__b);
123 R__b >> fNEquipments;
124 R__b >> fNSubEvents;
125 R__b >> fEvtHdr;
126 R__b >> fEquipments;
127 R__b >> fSubEvents;
128 R__b.CheckByteCount(R__s, R__c, AliRawEvent::IsA());
129 } else {
130 R__c = R__b.WriteVersion(AliRawEvent::IsA(), kTRUE);
131 TObject::Streamer(R__b);
132 R__b << fNEquipments;
133 R__b << fNSubEvents;
134 R__b << fEvtHdr;
135 R__b << fEquipments;
136 R__b << fSubEvents;
137 R__b.SetByteCount(R__c, kTRUE);
138 }
139}