In This Package:

StatsServerAlg Class Reference

#include <StatsServerAlg.h>

Inheritance diagram for StatsServerAlg:

[legend]Collaboration diagram for StatsServerAlg:[legend]List of all members.

Public Member Functions
	StatsServerAlg (const std::string &name, ISvcLocator *pSvcLocator)
virtual	~StatsServerAlg ()
virtual StatusCode	initialize ()
virtual StatusCode	execute ()
virtual StatusCode	finalize ()
virtual StatusCode	sysExecute ()
void	put (IDataProviderSvc *svc, DataObject *object, const std::string &address, const bool useRootInTES=true) const
void	put (DataObject *object, const std::string &address, const bool useRootInTES=true) const
Gaudi::Utils::GetData< TYPE >::return_type	get (IDataProviderSvc *svc, const std::string &location, const bool useRootInTES=true) const
Gaudi::Utils::GetData< TYPE >::return_type	get (const std::string &location, const bool useRootInTES=true) const
TYPE *	getDet (IDataProviderSvc *svc, const std::string &location) const
TYPE *	getDet (const std::string &location) const
bool	exist (IDataProviderSvc *svc, const std::string &location, const bool useRootInTES=true) const
bool	exist (const std::string &location, const bool useRootInTES=true) const
bool	existDet (IDataProviderSvc *svc, const std::string &location) const
bool	existDet (const std::string &location) const
TYPE *	getOrCreate (IDataProviderSvc *svc, const std::string &location, const bool useRootInTES=true) const
TYPE *	getOrCreate (const std::string &location, const bool useRootInTES=true) const
bool	registerContext () const
INTupleSvc *	evtColSvc () const
IAlgContextSvc *	contextSvc () const
TOOL *	tool (const std::string &type, const std::string &name, const IInterface *parent=0, bool create=true) const
TOOL *	tool (const std::string &type, const IInterface *parent=0, bool create=true) const
SERVICE *	svc (const std::string &name, const bool create=true) const
IUpdateManagerSvc *	updMgrSvc () const
IDataProviderSvc *	fastContainersSvc () const
StatusCode	Error (const std::string &msg, const StatusCode st=StatusCode::FAILURE, const size_t mx=10) const
StatusCode	Warning (const std::string &msg, const StatusCode st=StatusCode::FAILURE, const size_t mx=10) const
StatusCode	Print (const std::string &msg, const StatusCode st=StatusCode::SUCCESS, const MSG::Level lev=MSG::INFO) const
StatusCode	Assert (const bool ok, const std::string &message="", const StatusCode sc=StatusCode(StatusCode::FAILURE, true)) const
StatusCode	Assert (const bool ok, const char *message, const StatusCode sc=StatusCode(StatusCode::FAILURE, true)) const
StatusCode	Exception (const std::string &msg, const GaudiException &exc, const StatusCode sc=StatusCode(StatusCode::FAILURE, true)) const
StatusCode	Exception (const std::string &msg, const std::exception &exc, const StatusCode sc=StatusCode(StatusCode::FAILURE, true)) const
StatusCode	Exception (const std::string &msg="no message", const StatusCode sc=StatusCode(StatusCode::FAILURE, true)) const
MsgStream &	msgStream (const MSG::Level level) const
MsgStream &	always () const
MsgStream &	fatal () const
MsgStream &	err () const
MsgStream &	error () const
MsgStream &	warning () const
MsgStream &	info () const
MsgStream &	debug () const
MsgStream &	verbose () const
MsgStream &	msg () const
const Statistics &	counters () const
StatEntity &	counter (const std::string &tag) const
MSG::Level	msgLevel () const
bool	msgLevel (const MSG::Level level) const
void	resetMsgStream () const
bool	typePrint () const
bool	propsPrint () const
bool	statPrint () const
bool	errorsPrint () const
long	printStat (const MSG::Level level=MSG::ALWAYS) const
long	printErrors (const MSG::Level level=MSG::ALWAYS) const
long	printProps (const MSG::Level level=MSG::ALWAYS) const
void	registerCondition (const std::string &condition, StatusCode(CallerClass::*mf)()=NULL)
void	registerCondition (const std::string &condition, CondType *&condPtrDest, StatusCode(CallerClass::*mf)()=NULL)
void	registerCondition (char *condition, StatusCode(CallerClass::*mf)()=NULL)
void	registerCondition (TargetClass *condition, StatusCode(CallerClass::*mf)()=NULL)
StatusCode	runUpdate ()
TransientFastContainer< T > *	getFastContainer (const std::string &location, typename TransientFastContainer< T >::size_type initial=0)
StatusCode	release (const IInterface *interface) const
unsigned long	release ()
const std::string &	context () const
const std::string &	rootInTES () const
double	globalTimeOffset () const
virtual StatusCode	sysStart ()
virtual StatusCode	sysInitialize ()
virtual StatusCode	sysReinitialize ()
virtual StatusCode	sysRestart ()
virtual StatusCode	sysStop ()
virtual StatusCode	sysFinalize ()
virtual StatusCode	sysBeginRun ()
virtual StatusCode	sysEndRun ()
virtual const std::string &	name () const
virtual const std::string &	version () const
virtual StatusCode	configure ()
virtual StatusCode	terminate ()
virtual StatusCode	start ()
virtual StatusCode	stop ()
virtual StatusCode	reinitialize ()
virtual StatusCode	restart ()
virtual bool	isExecuted () const
virtual void	setExecuted (bool state)
virtual void	resetExecuted ()
virtual StatusCode	beginRun ()
virtual StatusCode	endRun ()
virtual Gaudi::StateMachine::State	FSMState () const
virtual Gaudi::StateMachine::State	targetFSMState () const
virtual bool	isEnabled () const
virtual bool	filterPassed () const
virtual void	setFilterPassed (bool state)
StatusCode	service (const std::string &name, T *&psvc, bool createIf=true) const
StatusCode	service (const std::string &svcType, const std::string &svcName, T *&psvc) const
void	setOutputLevel (int level)
IAuditorSvc *	auditorSvc () const
IChronoStatSvc *	chronoSvc () const
IChronoStatSvc *	chronoStatService () const
IDataProviderSvc *	detSvc () const
IDataProviderSvc *	detDataService () const
IConversionSvc *	detCnvSvc () const
IConversionSvc *	detDataCnvService () const
IDataProviderSvc *	eventSvc () const
IDataProviderSvc *	evtSvc () const
IDataProviderSvc *	eventDataService () const
IConversionSvc *	eventCnvSvc () const
IConversionSvc *	eventDataCnvService () const
IHistogramSvc *	histoSvc () const
IHistogramSvc *	histogramDataService () const
IMessageSvc *	msgSvc () const
IMessageSvc *	messageService () const
INTupleSvc *	ntupleSvc () const
INTupleSvc *	ntupleService () const
IRndmGenSvc *	randSvc () const
IToolSvc *	toolSvc () const
IExceptionSvc *	exceptionSvc () const
ISvcLocator *	serviceLocator () const
ISvcLocator *	svcLoc () const
StatusCode	createSubAlgorithm (const std::string &type, const std::string &name, Algorithm *&pSubAlg)
std::vector< Algorithm * > *	subAlgorithms () const
virtual StatusCode	setProperty (const Property &p)
virtual StatusCode	setProperty (const std::string &s)
virtual StatusCode	setProperty (const std::string &n, const std::string &v)
StatusCode	setProperty (const std::string &name, const TYPE &value)
virtual StatusCode	getProperty (Property *p) const
virtual const Property &	getProperty (const std::string &name) const
virtual StatusCode	getProperty (const std::string &n, std::string &v) const
virtual const std::vector< Property * > &	getProperties () const
StatusCode	setProperties ()
Property *	declareProperty (const std::string &name, T &property, const std::string &doc="none") const
Property *	declareRemoteProperty (const std::string &name, IProperty *rsvc, const std::string &rname="") const
IMonitorSvc *	monitorSvc () const
void	declareInfo (const std::string &name, const T &var, const std::string &desc) const
void	declareInfo (const std::string &name, const std::string &format, const void *var, int size, const std::string &desc) const
unsigned long	addRef ()
StatusCode	queryInterface (const InterfaceID &riid, void **)
Static Public Member Functions
static const InterfaceID &	interfaceID ()
static const InterfaceID &	interfaceID ()
static const InterfaceID &	interfaceID ()
Public Attributes
	SUCCESS
	NO_INTERFACE
	VERSMISMATCH
	LAST_ERROR
Protected Types
typedef std::map< std::string, StatEntity >	Statistics
typedef std::map< std::string, unsigned int >	Counter
typedef std::vector< IAlgTool * >	AlgTools
typedef std::pair< IInterface *, std::string >	ServiceEntry
typedef std::vector< ServiceEntry >	Services
Protected Member Functions
StatusCode	releaseTool (const IAlgTool *tool) const
StatusCode	releaseSvc (const IInterface *svc) const
bool	isInitialized () const
bool	isFinalized () const
int	outputLevel () const
IntegerProperty &	outputLevelProperty ()
void	initOutputLevel (Property &prop)
Static Protected Attributes
static const bool	IgnoreRootInTES
static const bool	UseRootInTES
Private Member Functions
StatusCode	startServer ()
StatusCode	stopServer ()
StatusCode	processRequests ()
Private Attributes
int	m_processInterval
int	m_portNumber
IStatisticsSvc *	m_statsSvc
TServerSocket *	m_server
TMonitor *	m_monitor
TList *	m_clients

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Detailed Description

Definition at line 23 of file StatsServerAlg.h.

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Constructor & Destructor Documentation

StatsServerAlg::StatsServerAlg	(	const std::string &	name,
		ISvcLocator *	pSvcLocator
	)

Definition at line 13 of file StatsServerAlg.cc.

  : GaudiAlgorithm(name,pSvcLocator),
    m_statsSvc(0),
    m_server(0),
    m_monitor(0),
    m_clients(0)
{
  declareProperty("ProcessInterval",
                  m_processInterval=1,
                  "Interval for processing requests to server");
  declareProperty("PortNumber",
                  m_portNumber=9090,
                  "Port Number for server");
}

StatsServerAlg::~StatsServerAlg

(

)

[virtual]

Definition at line 29 of file StatsServerAlg.cc.

{
}

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Member Function Documentation

StatusCode StatsServerAlg::initialize

(

)

[virtual]

Reimplemented from GaudiAlgorithm.

Definition at line 33 of file StatsServerAlg.cc.

{
  // Initialize the necessary services
  StatusCode sc = this->service("StatisticsSvc",m_statsSvc,true);
  if(sc.isFailure()){
    error() << "Failed to get StatisticsSvc" << endreq;
    return sc;
  }

  // Start the server
  sc = startServer();
  return sc;
}

StatusCode StatsServerAlg::execute

(

)

[virtual]

Reimplemented from GaudiAlgorithm.

Definition at line 47 of file StatsServerAlg.cc.

{
  static int currentCycle = 0;
  currentCycle += 1;
  StatusCode sc = StatusCode::SUCCESS;
  // Process server requests every 'n' event cycles
  if( currentCycle % m_processInterval == 0 ){
    info() << "Processing requests to server" << endreq;
    sc = processRequests();
  }
  return StatusCode::SUCCESS;
}

StatusCode StatsServerAlg::finalize

(

)

[virtual]

Reimplemented from GaudiAlgorithm.

Definition at line 60 of file StatsServerAlg.cc.

{
  if( m_statsSvc ) m_statsSvc->release();
  StatusCode sc = stopServer();
  return sc;
}

StatusCode StatsServerAlg::startServer

(

)

[private]

Definition at line 69 of file StatsServerAlg.cc.

                                      {
  // Start the Server

  m_server = new TServerSocket(m_portNumber, kTRUE);
  if (!m_server->IsValid()){
    error() << "Failed to start server on port " << m_portNumber << endreq;
    return StatusCode::FAILURE;
  }
  m_monitor = new TMonitor;
  m_monitor->Add( m_server );
  m_clients = new TList;
  
  return StatusCode::SUCCESS;
}

StatusCode StatsServerAlg::stopServer

(

)

[private]

Definition at line 84 of file StatsServerAlg.cc.

                                     {
  // Stop the Server
  m_clients->Delete();
  delete m_clients;
  delete m_server;
  delete m_monitor;
  return StatusCode::SUCCESS;
}

StatusCode StatsServerAlg::processRequests

(

)

[private]

Definition at line 93 of file StatsServerAlg.cc.

                                          {
  // Process any requests from clients
  int timeout = 20; // timeout if no requests after 20ms 
  TSocket* s = m_monitor->Select(timeout);
  if( !s ){
    error() << "Failure in client socket monitor." << endreq;
    return StatusCode::FAILURE;
  }
  if( s == (TSocket*)-1 ){
    // No pending requests before timeout
    return StatusCode::SUCCESS;
  }

  // Found a request
  if( s->IsA() == TServerSocket::Class() ){
    // New connection
    TSocket* sock = ((TServerSocket*)s)->Accept();
    m_monitor->Add(sock);
    m_clients->Add(sock);
    info() << "Accepted connection from client: " 
           << sock->GetInetAddress().GetHostName() << endreq;
    return StatusCode::SUCCESS;
  }

  // Request for statistics service
  char request[1024];
  if (s->Recv(request, sizeof(request)) <= 0) {
    // Closing connection
    m_monitor->Remove(s);
    m_clients->Remove(s);
    info() << "Closed connection from client: " 
           << s->GetInetAddress().GetHostName() << endreq;
    delete s;
    return StatusCode::SUCCESS;
  }

  info() << "Received request: " << request << endreq;

  // Respond to actual request (white-space separated list of paths)
  // Return a TMap of path/result pairs
  
  TMap itemMap;
  TList cleanupList;
  cleanupList.SetOwner();
  TObjString* nullObject = new TObjString("NULL");
  cleanupList.Add( nullObject );

  TString reqStr( request );
  TObjArray* paths = reqStr.Tokenize( " " );
  info() << "Number of requested paths: " << paths->GetEntriesFast() << endreq;
  for(int pathIdx=0; pathIdx<paths->GetEntriesFast(); pathIdx++){

    TObjString* path = new TObjString( *(dynamic_cast<TObjString*>(paths->At(pathIdx))));
    cleanupList.Add( path );
    std::string pathStr( path->GetName() );
    info() << "Retrieving path: \"" << pathStr << "\"" << endreq;

    // Check if path exists
    if(! m_statsSvc->exists( pathStr ) ){
      warning() << "Request for invalid path: " << pathStr << endreq;
      itemMap.Add( path, nullObject );
      continue;
    }

    // Check if path has an object
    TObject* object = m_statsSvc->get( pathStr );
    if( object ){
      info() << "Found object at path: " << pathStr << endreq;
      itemMap.Add( path, object );
      continue;
    }

    // Path is not an object, must be a directory
    std::vector<std::string> subFolds = m_statsSvc->getSubFolders( pathStr );
    TList* subFolders = new TList();
    subFolders->SetName("subFolders");
    subFolders->SetOwner();
    for(size_t idx=0; idx<subFolds.size(); idx++){
      subFolders->Add( new TObjString( subFolds[idx].c_str() ) );
    }

    std::vector<std::string> conts = m_statsSvc->getContents( pathStr );
    TList* contents = new TList();
    contents->SetName("contents");
    contents->SetOwner();
    for(size_t idx=0; idx<conts.size(); idx++){
      contents->Add( new TObjString( conts[idx].c_str() ) );
    }

    TMap* directory = new TMap();
    directory->SetName("directory");
    directory->SetOwner();
    directory->Add(new TObjString("subFolders"),subFolders);
    directory->Add(new TObjString("contents"),contents);
    itemMap.Add( path, directory );
    cleanupList.Add( directory );
  }
  delete paths;

  // Send requested items to client
  TMessage answer(kMESS_OBJECT);
  answer.WriteObject( &itemMap );
  s->Send(answer);

  cleanupList.Delete();

  return StatusCode::SUCCESS;
}

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Member Data Documentation

int StatsServerAlg::m_processInterval [private]

Definition at line 43 of file StatsServerAlg.h.

int StatsServerAlg::m_portNumber [private]

Definition at line 46 of file StatsServerAlg.h.

IStatisticsSvc* StatsServerAlg::m_statsSvc [private]

Definition at line 49 of file StatsServerAlg.h.

TServerSocket* StatsServerAlg::m_server [private]

Definition at line 52 of file StatsServerAlg.h.

TMonitor* StatsServerAlg::m_monitor [private]

Definition at line 55 of file StatsServerAlg.h.

TList* StatsServerAlg::m_clients [private]

Definition at line 58 of file StatsServerAlg.h.

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The documentation for this class was generated from the following files:

• /home/dayabay/installs/trunk_2011_04_11_opt/NuWa-trunk/dybgaudi/DybSvc/StatisticsSvc/src/components/StatsServerAlg.h
• /home/dayabay/installs/trunk_2011_04_11_opt/NuWa-trunk/dybgaudi/DybSvc/StatisticsSvc/src/components/StatsServerAlg.cc

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