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ByteStreamMergeOutputSvc Class Reference

This class provides the services for merging FullEventFragment with existing bytestream input. Mostly meant for adding new L2+EF results. More...

#include <ByteStreamMergeOutputSvc.h>

Inheritance diagram for ByteStreamMergeOutputSvc:
Collaboration diagram for ByteStreamMergeOutputSvc:

Public Member Functions

 ByteStreamMergeOutputSvc (const std::string &name, ISvcLocator *svcloc)
 Constructors: More...
 
virtual ~ByteStreamMergeOutputSvc ()
 Destructor. More...
 
virtual StatusCode initialize () override
 
virtual bool putEvent (const RawEvent *re) override
 Implementation of the IByteStreamOutputSvc interface methods. More...
 
virtual bool putEvent (const RawEvent *re, const EventContext &ctx) override
 

Private Member Functions

uint32_t reducedROBid (uint32_t)
 

Private Attributes

ServiceHandle< IByteStreamInputSvc > m_inSvc {this, "ByteStreamInputSvc", {}}
 
ServiceHandle< IByteStreamOutputSvc > m_outSvc {this, "ByteStreamOutputSvc", {}}
 
Gaudi::Property< std::string > m_bsOutputStreamName {this, "BSOutputStreamName", {}, "stream name for multiple output"}
 
Gaudi::Property< bool > m_overwriteHeader {this, "overWriteHeader", false}
 

Detailed Description

This class provides the services for merging FullEventFragment with existing bytestream input. Mostly meant for adding new L2+EF results.

Definition at line 22 of file ByteStreamMergeOutputSvc.h.

Constructor & Destructor Documentation

◆ ByteStreamMergeOutputSvc()

ByteStreamMergeOutputSvc::ByteStreamMergeOutputSvc ( const std::string &  name,
ISvcLocator *  svcloc 
)

Constructors:

Definition at line 20 of file ByteStreamMergeOutputSvc.cxx.

20  :
21  base_class(name,svcloc)
22 {
23  // cppcheck-suppress useInitializationList; deprecated Property constructor
24  m_bsOutputStreamName = name;
25 }

◆ ~ByteStreamMergeOutputSvc()

ByteStreamMergeOutputSvc::~ByteStreamMergeOutputSvc ( )
virtual

Destructor.

Definition at line 28 of file ByteStreamMergeOutputSvc.cxx.

28  {
29 }

Member Function Documentation

◆ initialize()

StatusCode ByteStreamMergeOutputSvc::initialize ( )
overridevirtual

Definition at line 32 of file ByteStreamMergeOutputSvc.cxx.

32  {
33  ATH_CHECK( m_outSvc.retrieve() );
34  ATH_CHECK( m_inSvc.retrieve() );
35 
36  return(StatusCode::SUCCESS);
37 }

◆ putEvent() [1/2]

bool ByteStreamMergeOutputSvc::putEvent ( const RawEvent *  re)
overridevirtual

Implementation of the IByteStreamOutputSvc interface methods.

Definition at line 52 of file ByteStreamMergeOutputSvc.cxx.

52  {
53  // get original event
54  const RawEvent* orgEvent = m_inSvc->currentEvent();
55 
56  ATH_MSG_DEBUG("original BS size = " << 4 * orgEvent->fragment_size_word());
57  ATH_MSG_DEBUG("athena BS size = " << 4 * newEvent->fragment_size_word());
58 
59  // do the merge...
60  // get all the ROBFragments
61  const size_t MAX_ROBFRAGMENTS = 2048;
62  OFFLINE_FRAGMENTS_NAMESPACE::PointerType orgRobF[MAX_ROBFRAGMENTS];
63  OFFLINE_FRAGMENTS_NAMESPACE::PointerType newRobF[MAX_ROBFRAGMENTS];
64  size_t orgrobcount = orgEvent->children(orgRobF, MAX_ROBFRAGMENTS);
65  if (orgrobcount == MAX_ROBFRAGMENTS) {
66  ATH_MSG_ERROR("ROB buffer overflow");
67  return false;
68  }
69  size_t newrobcount = newEvent->children(newRobF,MAX_ROBFRAGMENTS);
70  if (newrobcount == MAX_ROBFRAGMENTS) {
71  ATH_MSG_ERROR("ROB buffer overflow");
72  return false;
73  }
74 
75  ROBMAP robsToAdd;
76  // loop over all ROBs
77  for (size_t irob = 0; irob < orgrobcount; ++irob) {
78  ROBF* rob = new ROBF(orgRobF[irob]);
79  robsToAdd[reducedROBid(rob->source_id())] = rob;
80  ATH_MSG_DEBUG("original ROBFragment, src ID = " << std::hex << rob->source_id());
81  }
82  // now add/overwrite with newly created robs
83  for (size_t irob = 0; irob < newrobcount; ++irob) {
84  ROBF* rob = new ROBF(newRobF[irob]);
85  ROBMAP::const_iterator it = robsToAdd.find(reducedROBid(rob->source_id()));
86  if (it != robsToAdd.end()) {
87  delete it->second;
88  ATH_MSG_DEBUG("overwriting ROBFragment with src ID = " << std::hex << rob->source_id());
89  }
90  robsToAdd[reducedROBid(rob->source_id())] = rob;
91  ATH_MSG_DEBUG("new ROBFragment, src ID = " << std::hex << rob->source_id());
92  }
93  RawEventWrite* mergedEventWrite = new RawEventWrite();
94  // copy header
95  const RawEvent *event = orgEvent;
96  if (m_overwriteHeader) {
97  event = newEvent;
98  }
99  mergedEventWrite->source_id(event->source_id());
100  mergedEventWrite->bc_time_seconds(event->bc_time_seconds());
101  mergedEventWrite->bc_time_nanoseconds(event->bc_time_nanoseconds());
102  mergedEventWrite->global_id(event->global_id());
103  mergedEventWrite->run_type(event->run_type());
104  mergedEventWrite->run_no(event->run_no());
105  mergedEventWrite->lumi_block(event->lumi_block());
106  mergedEventWrite->lvl1_id(event->lvl1_id());
107  mergedEventWrite->bc_id(event->bc_id());
108  mergedEventWrite->lvl1_trigger_type(event->lvl1_trigger_type());
109  const OFFLINE_FRAGMENTS_NAMESPACE::DataType *tmp;
110  event->status(tmp);
111  mergedEventWrite->status(event->nstatus(), tmp);
112  event->lvl1_trigger_info(tmp);
113  mergedEventWrite->lvl1_trigger_info(event->nlvl1_trigger_info(), tmp);
114  event->lvl2_trigger_info(tmp);
115  mergedEventWrite->lvl2_trigger_info(event->nlvl2_trigger_info(), tmp);
116  event->event_filter_info(tmp);
117  mergedEventWrite->event_filter_info(event->nevent_filter_info(), tmp);
118  event->stream_tag(tmp);
119  mergedEventWrite->stream_tag(event->nstream_tag(), tmp);
120  mergedEventWrite->checksum_type(event->checksum_type());
121  // copy robs
122  for(ROBMAP::iterator it = robsToAdd.begin(), itEnd = robsToAdd.end(); it != itEnd; ++it) {
123  mergedEventWrite->append(it->second);
124  }
125  // convert RawEventWrite to RawEvent
126  uint32_t rawSize = mergedEventWrite->size_word();
127  OFFLINE_FRAGMENTS_NAMESPACE::DataType* buffer = new OFFLINE_FRAGMENTS_NAMESPACE::DataType[rawSize];
128  uint32_t count = eformat::write::copy(*(mergedEventWrite->bind()), buffer, rawSize);
129  if (count != rawSize) {
130  ATH_MSG_ERROR("Memcopy failed " << count << " " << rawSize);
131  return false;
132  }
133  RawEvent newRawEvent(buffer);
134  StatusCode sc = m_outSvc->putEvent(&newRawEvent) ? StatusCode::SUCCESS : StatusCode::FAILURE;
135  for(ROBMAP::iterator it = robsToAdd.begin(), itEnd = robsToAdd.end(); it != itEnd; ++it) {
136  delete it->second; it->second = 0;
137  }
138  delete mergedEventWrite; mergedEventWrite = 0;
139  delete [] buffer;
140  if (sc != StatusCode::SUCCESS) {
141  ATH_MSG_ERROR("Failed to put RawEvent");
142  }
143  return(true);
144 }

◆ putEvent() [2/2]

bool ByteStreamMergeOutputSvc::putEvent ( const RawEvent *  re,
const EventContext &  ctx 
)
overridevirtual

Definition at line 146 of file ByteStreamMergeOutputSvc.cxx.

146  {
147  ATH_MSG_FATAL(name() << " does not implement the context-aware putEvent method");
148  return false;
149 }

◆ reducedROBid()

uint32_t ByteStreamMergeOutputSvc::reducedROBid ( uint32_t  source_id)
private

Definition at line 42 of file ByteStreamMergeOutputSvc.cxx.

42  {
43  eformat::helper::SourceIdentifier id = eformat::helper::SourceIdentifier(source_id);
44  if (id.subdetector_id() == eformat::TDAQ_LVL2 || id.subdetector_id() == eformat::TDAQ_EVENT_FILTER) {
45  return(eformat::helper::SourceIdentifier(id.subdetector_id(), 0).code());
46  } else {
47  return(source_id);
48  }
49 }

Member Data Documentation

◆ m_bsOutputStreamName

Gaudi::Property<std::string> ByteStreamMergeOutputSvc::m_bsOutputStreamName {this, "BSOutputStreamName", {}, "stream name for multiple output"}
private

Definition at line 41 of file ByteStreamMergeOutputSvc.h.

◆ m_inSvc

ServiceHandle<IByteStreamInputSvc> ByteStreamMergeOutputSvc::m_inSvc {this, "ByteStreamInputSvc", {}}
private

Definition at line 38 of file ByteStreamMergeOutputSvc.h.

◆ m_outSvc

ServiceHandle<IByteStreamOutputSvc> ByteStreamMergeOutputSvc::m_outSvc {this, "ByteStreamOutputSvc", {}}
private

Definition at line 39 of file ByteStreamMergeOutputSvc.h.

◆ m_overwriteHeader

Gaudi::Property<bool> ByteStreamMergeOutputSvc::m_overwriteHeader {this, "overWriteHeader", false}
private

Definition at line 42 of file ByteStreamMergeOutputSvc.h.

The documentation for this class was generated from the following files:
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uint32_t reducedROBid(uint32_t)
Definition: ByteStreamMergeOutputSvc.cxx:42
ByteStreamMergeOutputSvc::m_bsOutputStreamName
Gaudi::Property< std::string > m_bsOutputStreamName
Definition: ByteStreamMergeOutputSvc.h:41
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std::map< uint32_t, ROBF * > ROBMAP
Definition: ByteStreamMergeOutputSvc.cxx:17
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