1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
16 ///////////////////////////////////////////////////////////////////////////////
18 /// This is a class for reading raw data from a date monitoring libraries.
19 /// It supports two modes - event taken from shared memory via DATE monitoring
20 /// libs, or an emulation mode when the events are taken from a DATE file using
21 /// the same monitoring libs.
22 /// The constructor requires an argument:
24 /// : - events are taken from shared memory
26 /// <DATE_filename> - events are taken from date file
28 /// Cvetan Cheshkov 1/04/2008
29 ///////////////////////////////////////////////////////////////////////////////
31 #include "AliRawReaderDateOnline.h"
38 ClassImp(AliRawReaderDateOnline)
40 AliRawReaderDateOnline::AliRawReaderDateOnline(
44 const char* /* filename */
47 AliRawReaderDate((void*)NULL)
51 // Initialize the DATE monitoring libs
55 fSelectEventType = PHYSICS_EVENT;
59 /* define data source : this is argument 1 */
60 status=monitorSetDataSource( (char* )filename );
62 AliFatal(Form("monitorSetDataSource() failed : %s",monitorDecodeError(status)));
65 /* declare monitoring program */
66 status=monitorDeclareMp( __FILE__ );
68 AliFatal(Form("monitorDeclareMp() failed : %s",monitorDecodeError(status)));
71 /* define wait event timeout - 1s max */
73 monitorSetNoWaitNetworkTimeout(1000);
76 Fatal("AliRawReaderDateOnline", "this class was compiled without DATE");
80 Bool_t AliRawReaderDateOnline::NextEvent()
82 // wait and get the next event
87 // Event already loaded no need take a new one
88 if (AliRawReaderDate::NextEvent()) return kTRUE;
90 if (fEvent) free(fEvent);
94 /* get next event (blocking call until timeout) */
95 int status=monitorGetEventDynamic((void**)&fEvent);
97 if (status==MON_ERR_EOF) {
98 AliInfo("End of File detected");
101 return kFALSE; /* end of monitoring file has been reached */
105 AliError(Form("monitorGetEventDynamic() failed : %s\n",monitorDecodeError(status)));
111 /* retry if got no event */
116 eventTypeType eventT=fEvent->eventType;
117 /* exit when last event received, no need to wait for TERM signal */
118 if (eventT==END_OF_RUN) {
119 AliInfo("EOR event detected");
125 if (!IsEventSelected()) {
129 AliInfo(Form("Run #%lu, event size: %lu, BC:0x%x, Orbit:0x%x, Period:0x%x",
130 (unsigned long)fEvent->eventRunNb,
131 (unsigned long)fEvent->eventSize,
132 EVENT_ID_GET_BUNCH_CROSSING(fEvent->eventId),
133 EVENT_ID_GET_ORBIT(fEvent->eventId),
134 EVENT_ID_GET_PERIOD(fEvent->eventId)
151 AliRawReaderDateOnline::~AliRawReaderDateOnline()
154 // Free the last event in shared memory
157 if (fEvent) free(fEvent);