source: trunk/lib/Stats.cc @ 14

//$Id$

#include "Stats.h"
#include "utility.h"

#include <map>
#include <numeric>
#include <string>
#include <vector>

namespace theplu{
namespace svnstat{

  Stats::Stats()
  {
  }


  std::vector<u_int> Stats::accumulated(void) const
  {
    std::vector<u_int> sum;
    if (map_.empty())
      return sum;

    // sum of all users
    std::accumulate(map_.begin(), map_.end(), sum, 
        PairValuePlus<std::string,u_int>());

    // calculate accumulated sum
    std::vector<u_int> accum(sum.size());
    std::partial_sum(sum.begin(),sum.end(),accum.begin());    
    return accum;
  }

  std::vector<u_int> Stats::accumulated(const std::string& user)
  {
    std::vector<u_int> vec=map_[user];
    if (vec.empty())
      return vec;
    std::vector<u_int> accum(vec.size());
    std::partial_sum(vec.begin(),vec.end(),accum.begin());
    return accum;
  }

  void Stats::add(const std::string& user, const u_int& rev)
  {
    std::vector<u_int> vec = map_[user];
    if (vec.size() < rev+1){
      u_int i=vec.size();
      vec.resize(rev+1);
      for (; i<rev; i++)
  vec[i]=0;
      vec[rev]=1;
    }
    else
      vec[rev]++;
    map_[user]=vec;

  }

  Stats& Stats::operator+=(const Stats& other)
  {
    for (_MapConstIt o_i= other.map_.begin(); o_i != other.map_.end(); ++o_i)
    {
      std::pair<_MapIt,bool> result = map_.insert(*o_i);
      if (!result.second)
  map_[(*(result.first)).first] = 
    VectorPlus<u_int>()( (*(result.first)).second, (*o_i).second );
  
    }
    return *this;
  }

}} // end of namespace svnstat and namespace theplu