member_reader

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// Copyright (C) 2010, Guy Barrand. All rights reserved.
// See the file tools.license for terms.
 
#ifndef tools_rroot_member_reader
#define tools_rroot_member_reader
 
#include "../store/iobj_visitor"
 
#include "buffer"
 
namespace tools {
namespace rroot {
 
class member_reader : public virtual iobj_visitor {
public:
  virtual std::ostream& out() const {return m_buf.out();}
 
  virtual bool visit(bool& a_v){return m_buf.read(a_v);}
  virtual bool visit(char& a_v){return m_buf.read(a_v);}
  virtual bool visit(short& a_v){return m_buf.read(a_v);}
  virtual bool visit(int& a_v){return m_buf.read(a_v);}
 
  virtual bool visit(unsigned int& a_v){return m_buf.read(a_v);}
 
  virtual bool visit(int64&){
    m_buf.out() << "tools::rroot::member_reader::visit(int64) :"
                << " dummy." << std::endl;
    return false; //FIXME
  }
 
  virtual bool visit(uint64&){
    m_buf.out() << "tools::rroot::member_reader::visit(uint64) :"
                << " dummy." << std::endl;
    return false; //FIXME
  }
 
  virtual bool visit(float& a_v){return m_buf.read(a_v);}
  virtual bool visit(double& a_v){return m_buf.read(a_v);}
 
  virtual bool visit(std::string& a_v){return m_buf.read(a_v);}
 
//virtual bool visit(const char* a_v){
//  return m_buf.read(std::string(a_v));
//}
 
  virtual bool visit(std::vector<bool>& a_v){
    std::vector<unsigned char> data;
    if(!m_buf.read_array(data)) {a_v.clear();return false;}
    size_t number = data.size();
    a_v.resize(number);
    for(size_t index=0;index<number;index++) {
      a_v[index] = (data[index]==1?true:false);
    }
    return true;
  }
 
  virtual bool visit(std::vector<char>& a_v){return m_buf.read_array(a_v);}
 
  virtual bool visit(std::vector<short>& a_v){return m_buf.read_array(a_v);}
 
  virtual bool visit(std::vector<int>& a_v){return m_buf.read_array(a_v);}
 
  virtual bool visit(std::vector<int64>& /*a_v*/){
    //FIXME return ::Rio::writeArray<Slash::int64>(fBuffer,a_v);
    m_buf.out() << "tools::rroot::member_reader::visit(vector<int64>) :"
                << " dummy." << std::endl;
    return false;
  }
 
  virtual bool visit(std::vector<float>& a_v){return m_buf.read_array(a_v);}
 
  virtual bool visit(std::vector<double>& a_v){return m_buf.read_array(a_v);}
 
  virtual bool visit(std::vector<unsigned char>& a_v){
    return m_buf.read_array(a_v);
  }
 
  virtual bool visit(std::vector<std::string>& a_v){return m_buf.read(a_v);}
 
  virtual bool visit(std::vector< std::vector<double> >& a_v){
    return m_buf.read_array2(a_v);
  }
 
public:
  member_reader(buffer& a_buf):m_buf(a_buf){}
  virtual ~member_reader(){}
private:
  member_reader(const member_reader& a_from)
  :iobj_visitor(a_from)
  ,m_buf(a_from.m_buf)
  {}
  member_reader& operator=(const member_reader&){return *this;}
protected:
  buffer& m_buf;
};
 
}}
 
#endif