MsgOStreamService Class Reference

#include <MsgOStreamService.h>

List of all members.

Public Types
typedef MsgOStream *(*	MsgOStreamMaker_t )(const char *)
Public Member Functions
	~MsgOStreamService ()
MsgOStream *	GetStream (const char *streamName)
void	Register (MsgOStreamMaker_t msgOStreamMaker)
Static Public Member Functions
MsgOStreamService *	Instance ()
Private Member Functions
	MsgOStreamService ()
Private Attributes
map< string, MsgOStream * >	fMsgOStreamTable
list< MsgOStreamMaker_t >	fMsgOStreamMakerList
Static Private Attributes
MsgOStreamService *	fInstance = 0

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Member Typedef Documentation

typedef MsgOStream*(* MsgOStreamService::MsgOStreamMaker_t)(const char *)

Definition at line 35 of file MsgOStreamService.h.

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Constructor & Destructor Documentation

MsgOStreamService::~MsgOStreamService (   )

Definition at line 20 of file MsgOStreamService.cxx. References fMsgOStreamTable. { // Delete all the MsgOStreams pointed to in the table map<std::string,MsgOStream*>::iterator mend (fMsgOStreamTable.end()); for (map<std::string,MsgOStream*>::iterator i = fMsgOStreamTable.begin(); i != mend; ++i) { delete i->second; } }

MsgOStreamService::MsgOStreamService (   )  [inline, private]

Definition at line 44 of file MsgOStreamService.h. Referenced by Instance(). { } // This class is a singleton

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Member Function Documentation

MsgOStream * MsgOStreamService::GetStream (  const char *  streamName  )

Definition at line 33 of file MsgOStreamService.cxx. References MsgOStream::AddReference(), fMsgOStreamMakerList, and fMsgOStreamTable. Referenced by MsgStream::AttachOStream(), MsgOStreamServiceValidate::TestMsgCustonStream(), and MsgOStreamServiceValidate::TestMsgOStreamService(). { //====================================================================== // Purpose: Find a named message output stream. If the stream does not // exist it is created // // Inputs: streamName - the name of the stream I want // // Returns: The message output stream //====================================================================== // Look for the stream in the stream map std::string msgStreamName(streamName); MsgOStream *msgOStream = fMsgOStreamTable[msgStreamName]; // If the stream does not already exist then create it if (msgOStream == 0) { // Test if the user has supplied a definition for this stream if (!fMsgOStreamMakerList.empty()) { list<MsgOStreamMaker_t>::iterator lend(fMsgOStreamMakerList.end()); for (list<MsgOStreamMaker_t>::iterator itr=fMsgOStreamMakerList.begin(); itr != lend; ++itr) { msgOStream = (*itr)(streamName); if (msgOStream) break; // Done } } // No user definition: test if its one of the standard streams if (!msgOStream) { if (strcmp(streamName, "cout")==0 || strcmp(streamName, "cerr")==0 || strcmp(streamName, "clog")==0) { // Create a using one of the standard streams msgOStream = new MsgStandardOStream(streamName); } } // No user definition and its not a standard stream: Supply an // output file stream if (msgOStream == 0) { // Create a file stream with "streamName" as the name // This is hard-wired to clobber any existing files -- could be // more flexible msgOStream = new MsgFileOStream(streamName, ios::out); } // By now we *must* have a valid MsgOStream assert(msgOStream); // Add to list of known streams fMsgOStreamTable[msgStreamName] = msgOStream; } // Log a new client of this OStream msgOStream->AddReference(); return msgOStream; }

MsgOStreamService * MsgOStreamService::Instance (   )  [static]

Definition at line 96 of file MsgOStreamService.cxx. References fInstance, and MsgOStreamService(). Referenced by MsgStream::AttachOStream(), MsgG4OStreamRegistrar::MsgG4OStreamRegistrar(), MsgOStreamServiceValidate::TestMsgCustonStream(), and MsgOStreamServiceValidate::TestMsgOStreamService(). { //====================================================================== // Purpose: Return a pointer to the sole instance of the // MsgOStreamService //====================================================================== if (fInstance == 0) fInstance = new MsgOStreamService(); return fInstance; }

void MsgOStreamService::Register (  MsgOStreamMaker_t  msgOStreamMaker  )

Definition at line 108 of file MsgOStreamService.cxx. References fMsgOStreamMakerList. { //======================================================================= // Purpose: Register the routine msgOStreamMaker as one of the possible // routines that can make MsgOStreams // Inputs: msgOStreamMaker: A routine name of type MsgOStreamMaker_t //======================================================================= fMsgOStreamMakerList.push_front(msgOStreamMaker); }

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Member Data Documentation

MsgOStreamService * MsgOStreamService::fInstance = 0 [static, private]

Definition at line 16 of file MsgOStreamService.cxx. Referenced by Instance().

list<MsgOStreamMaker_t> MsgOStreamService::fMsgOStreamMakerList [private]

Definition at line 49 of file MsgOStreamService.h. Referenced by GetStream(), and Register().

map<string,MsgOStream*> MsgOStreamService::fMsgOStreamTable [private]

Definition at line 48 of file MsgOStreamService.h. Referenced by GetStream(), and ~MsgOStreamService().

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

• MsgOStreamService.h
• MsgOStreamService.cxx

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