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RootInputStream.h
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00001 
00014 #ifndef ROOTINPUTSTREAM_H
00015 #define ROOTINPUTSTREAM_H
00016 
00017 #include "RootIOStream.h"
00018 #include "RootInputFile.h"
00019 
00020 #include "DybKernel/MsgStreamMember.h"
00021 
00022 #include <string>
00023 #include <vector>
00024 
00025 class RootInputStream : public RootIOStream {
00026 
00027     RootInputFileList m_files;   
00028     int m_entry;                // global entry count
00029     int m_clid;                 // class ID of DataObject
00030     int m_entries;              // total number of entries
00031     
00032     std::string m_treepath, m_branchname;
00033 
00034     Dyb::MsgStreamMember log;
00035 public:
00036    
00038     RootInputStream(void* addr, /*int clid,*/
00039                     const std::string& treepath,
00040                     const std::string& branchname);
00041     virtual ~RootInputStream();
00042 
00044 
00045     std::string path();
00046     std::string filename();
00047     int fileNumber();
00048     int clID();
00049 
00050     int getEntry() { return m_entry; }
00051     RootInputFileList& getFiles() { return m_files; }
00052 
00053     
00055     bool append(const std::string& filename, bool ignore_missing=false);
00056     
00059     bool append(const std::string& filename,
00060                 const std::string& treepath,
00061                 const std::string& branchname,
00062                 bool ignore_missing=false);
00063     
00065     bool read();
00066 
00069     bool setEntry(int entry, bool read=true);
00070 
00074     bool setFileEntry(int file, int entry, bool read=true);
00075 
00078     bool next(int steps=1, bool read=true);
00079     
00082     bool prev(int nsteps=1, bool read=true);
00083 
00085     bool first(bool read=true);
00086 
00088     bool last(bool read=true);
00089 
00091     int entries();
00092 
00093 };
00094 
00095 #endif  // ROOTINPUTSTREAM_H
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