jubatus::core::burst::basic_window< Batch > Class Template Reference

#include <input_window.hpp>

Inheritance diagram for jubatus::core::burst::basic_window< Batch >:

Collaboration diagram for jubatus::core::burst::basic_window< Batch >:

Public Types
typedef Batch	batch_type

Public Member Functions
	basic_window (double batch_interval=1)
	basic_window (double start_pos, double batch_interval, int32_t batch_size)
bool	contains (double pos) const
double	get_all_interval () const
batch_type &	get_batch_by_index (size_t i)
const batch_type &	get_batch_by_index (size_t i) const
double	get_batch_interval () const
int32_t	get_batch_size () const
const std::vector< batch_type > &	get_batches () const
double	get_end_pos () const
int	get_index (double pos) const
double	get_start_pos () const
void	swap (basic_window &x)

Protected Member Functions
int	get_index_ (double pos) const

Protected Attributes
double	batch_interval_
std::vector< batch_type >	batches_
double	start_pos_

Friends
void	swap (basic_window &x, basic_window &y)

Detailed Description

template<class Batch>
class jubatus::core::burst::basic_window< Batch >

Definition at line 35 of file input_window.hpp.

Member Typedef Documentation

template<class Batch>

typedef Batch jubatus::core::burst::basic_window< Batch >::batch_type

Definition at line 37 of file input_window.hpp.

Constructor & Destructor Documentation

template<class Batch>

jubatus::core::burst::basic_window< Batch >::basic_window ( double  batch_interval = 1 )

inlineexplicit

Definition at line 39 of file input_window.hpp.

      : batches_(), start_pos_(0), batch_interval_(batch_interval) {
    if (!(batch_interval > 0)) {
      throw JUBATUS_EXCEPTION(common::invalid_parameter(
          "window: batch_interval should be > 0"));
    }
  }

template<class Batch>

jubatus::core::burst::basic_window< Batch >::basic_window ( double  start_pos, double  batch_interval, int32_t  batch_size  )

inline

Definition at line 47 of file input_window.hpp.

      : batches_(), start_pos_(start_pos), batch_interval_(batch_interval) {
    if (!(batch_interval > 0)) {
      throw JUBATUS_EXCEPTION(common::invalid_parameter(
          "window: batch_interval should be > 0"));
    }
    if (!(batch_size >= 0)) {
      throw JUBATUS_EXCEPTION(common::invalid_parameter(
          "window: batch_size should be >= 0"));
    }
    batches_.resize(batch_size);
  }

Member Function Documentation

template<class Batch>

bool jubatus::core::burst::basic_window< Batch >::contains ( double  pos ) const

inline

Definition at line 80 of file input_window.hpp.

Referenced by jubatus::core::burst::basic_window< batch_result >::get_index().

                                  {
    return get_start_pos() <= pos && pos < get_end_pos();
  }

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template<class Batch>

double jubatus::core::burst::basic_window< Batch >::get_all_interval ( ) const

inline

Definition at line 83 of file input_window.hpp.

Referenced by jubatus::core::burst::basic_window< batch_result >::get_end_pos().

                                  {
    return batch_interval_ * get_batch_size();
  }

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template<class Batch>

batch_type& jubatus::core::burst::basic_window< Batch >::get_batch_by_index ( size_t  i )

inline

Definition at line 98 of file input_window.hpp.

Referenced by jubatus::core::burst::aggregator::impl_::make_new_window_().

                                           {
    return batches_[i];
  }

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template<class Batch>

const batch_type& jubatus::core::burst::basic_window< Batch >::get_batch_by_index ( size_t  i ) const

inline

Definition at line 101 of file input_window.hpp.

                                                       {
    return batches_[i];
  }

template<class Batch>

double jubatus::core::burst::basic_window< Batch >::get_batch_interval ( ) const

inline

Definition at line 90 of file input_window.hpp.

Referenced by jubatus::core::burst::basic_window< batch_result >::get_index_().

                                    {
    return batch_interval_;
  }

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template<class Batch>

int32_t jubatus::core::burst::basic_window< Batch >::get_batch_size ( ) const

inline

Definition at line 87 of file input_window.hpp.

Referenced by jubatus::core::burst::burst_result::burst_result(), jubatus::core::burst::basic_window< batch_result >::get_all_interval(), jubatus::core::burst::basic_window< batch_result >::get_index(), and jubatus::core::burst::result_window::result_window().

                                 {
    return batches_.size();
  }

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template<class Batch>

const std::vector<batch_type>& jubatus::core::burst::basic_window< Batch >::get_batches ( ) const

inline

Definition at line 94 of file input_window.hpp.

Referenced by jubatus::core::burst::burst_result::burst_result(), and jubatus::core::burst::result_window::result_window().

                                                   {
    return batches_;
  }

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template<class Batch>

double jubatus::core::burst::basic_window< Batch >::get_end_pos ( ) const

inline

Definition at line 77 of file input_window.hpp.

Referenced by jubatus::core::burst::basic_window< batch_result >::contains().

                             {
    return start_pos_ + get_all_interval();
  }

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template<class Batch>

int jubatus::core::burst::basic_window< Batch >::get_index ( double  pos ) const

inline

Definition at line 61 of file input_window.hpp.

                                  {
    int n = get_batch_size();
    int i = get_index_(pos);

    if (i < 0 || n <= i) {
      JUBATUS_ASSERT(!contains(pos));
      return -1;
    }

    JUBATUS_ASSERT(contains(pos));
    return i;
  }

template<class Batch>

int jubatus::core::burst::basic_window< Batch >::get_index_ ( double  pos ) const

inlineprotected

Definition at line 121 of file input_window.hpp.

Referenced by jubatus::core::burst::basic_window< batch_result >::get_index().

                                   {
    return static_cast<int>(
        std::floor((pos - start_pos_) / get_batch_interval()));
  }

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template<class Batch>

double jubatus::core::burst::basic_window< Batch >::get_start_pos ( ) const

inline

Definition at line 74 of file input_window.hpp.

Referenced by jubatus::core::burst::burst_result::burst_result(), jubatus::core::burst::basic_window< batch_result >::contains(), and jubatus::core::burst::aggregator::impl_::make_new_window_().

                               {
    return start_pos_;
  }

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template<class Batch>

void jubatus::core::burst::basic_window< Batch >::swap ( basic_window< Batch > &  x )

inline

Definition at line 105 of file input_window.hpp.

Referenced by jubatus::core::burst::basic_window< batch_result >::swap().

                             {
    using std::swap;
    swap(batches_, x.batches_);
    swap(start_pos_, x.start_pos_);
    swap(batch_interval_, x.batch_interval_);
  }

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Friends And Related Function Documentation

template<class Batch>

void swap ( basic_window< Batch > &  x, basic_window< Batch > &  y  )

friend

Definition at line 111 of file input_window.hpp.

                                                     {
    x.swap(y);
  }

Member Data Documentation

template<class Batch>

double jubatus::core::burst::basic_window< Batch >::batch_interval_

protected

Definition at line 118 of file input_window.hpp.

Referenced by jubatus::core::burst::basic_window< batch_result >::get_all_interval(), jubatus::core::burst::basic_window< batch_result >::get_batch_interval(), and jubatus::core::burst::basic_window< batch_result >::swap().

template<class Batch>

std::vector<batch_type> jubatus::core::burst::basic_window< Batch >::batches_

protected

Definition at line 116 of file input_window.hpp.

Referenced by jubatus::core::burst::basic_window< batch_result >::basic_window(), jubatus::core::burst::basic_window< batch_result >::get_batch_by_index(), jubatus::core::burst::basic_window< batch_result >::get_batch_size(), jubatus::core::burst::basic_window< batch_result >::get_batches(), and jubatus::core::burst::basic_window< batch_result >::swap().

template<class Batch>

double jubatus::core::burst::basic_window< Batch >::start_pos_

protected

Definition at line 117 of file input_window.hpp.

Referenced by jubatus::core::burst::basic_window< batch_result >::get_end_pos(), jubatus::core::burst::basic_window< batch_result >::get_start_pos(), and jubatus::core::burst::basic_window< batch_result >::swap().

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

• jubatus/core/burst/input_window.hpp