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Main Page Modules Namespace List Class Hierarchy Alphabetical List Compound List File List Compound Members File Members /Framework/Framework/AppStream.hh
Go to the documentation of this file.00001 //-------------------------------------------------------------------------- 00002 // File and Version Information: 00003 // $Id: AppStream.hh,v 1.5 2002/03/02 03:51:46 yemi Exp $ 00004 // 00005 // Description: 00006 // Class AppStream. The output stream class. 00007 // 00008 // Environment: 00009 // Software developed for the BaBar Detector at the SLAC B-Factory. 00010 // 00011 // Author List: 00012 // David R. Quarrie Original Author 00013 // 00014 // Copyright Information: 00015 // Copyright (C) 1994, 1995 Lawrence Berkeley Laboratory 00016 // 00017 //------------------------------------------------------------------------ 00018 00019 // Note the case sentivity here - it avoids a conclict with the APPStream class 00020 #ifndef AppSTREAM_HH 00021 #define AppSTREAM_HH 00022 //----------------------- 00023 // Experiment Headers -- 00024 //----------------------- 00025 #include "BaBar/Experiment.hh" 00026 00027 //------------- 00028 // C Headers -- 00029 //------------- 00030 #include <stddef.h> 00031 00032 //------------------------------------ 00033 // Collaborating Class Declarations -- 00034 //------------------------------------ 00035 class APPPath; 00036 class AbsEvent; 00037 template<class T> class APPList; 00038 00039 // --------------------- 00040 // -- Class Interface -- 00041 // --------------------- 00042 00043 class AppStream { 00044 00045 //-------------------- 00046 // Instance Members -- 00047 //-------------------- 00048 00049 public: 00050 00051 // Constructors 00052 AppStream( 00053 const char* const theName, 00054 const char* const theDestination = NULL, 00055 const char* const theDescription = NULL ); 00056 00057 // Destructor 00058 virtual ~AppStream( ); 00059 00060 // Selectors (const) 00061 unsigned int events ( ) const; 00062 const char* name ( ) const; 00063 const char* description( ) const; 00064 const char* destination( ) const; 00065 bool isEnabled ( ) const; 00066 virtual bool isOpen ( ) const = 0; 00067 APPList < APPPath* >* paths ( ) const; 00068 00069 APPPath* fetch( const char* const theName ) const; 00070 bool has ( const char* const theName ) const; 00071 00072 // Modifiers 00073 void setEnabled ( bool mode ); 00074 00075 // phase III.1 modification - made method virtual 00076 virtual void setDestination( const char* const theName ); 00077 00078 // Operations 00079 virtual bool open ( ) = 0; 00080 virtual void close( ) = 0; 00081 virtual bool write( AbsEvent* aNode ); 00082 00083 00084 virtual void append ( const APPPath* const thePath ); 00085 virtual void remove ( const APPPath* const thePath ); 00086 virtual void remove ( const char* const theName ); 00087 virtual void wipeout( ); 00088 00089 protected: 00090 00091 virtual bool writeToDestination( AbsEvent* aNode ) = 0; 00092 00093 APPList < APPPath* >* _paths; 00094 char* _name; 00095 char* _description; 00096 char* _destination; 00097 bool _isEnabled; 00098 unsigned int _events; 00099 00100 private: 00101 00102 // Not implemented. 00103 AppStream( const AppStream& ); 00104 AppStream& operator=( const AppStream& ); 00105 00106 }; 00107 00108 #endif
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Last Update: October 04, 2002