/usr/include/hfst/implementations/HfstBasicTransition.h is in libhfst-dev 3.13.0~r3461-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 3 of the License, or (at your option) any later version.
// See the file COPYING included with this distribution for more
// information.
#ifndef _HFST_BASIC_TRANSITION_H_
#define _HFST_BASIC_TRANSITION_H_
/** @file HfstBasicTransition.h
@brief Class HfstBasicTransition */
#include "../HfstDataTypes.h"
#include "HfstTropicalTransducerTransitionData.h"
#include "../hfstdll.h"
namespace hfst {
namespace implementations {
/** @brief A transition that consists of a target state and
transition data represented by class C.
The easiest way to use this template is to choose the
the implementation #HfstBasicTransition which is compatible with
#HfstBasicTransducer.
@see HfstBasicTransition
*/
class HfstBasicTransition
{
protected:
HfstState target_state; // the state where the transition leads
HfstTropicalTransducerTransitionData transition_data; // the actual transition data
/* Get the number that represents the symbol in the transition data. */
/*static unsigned int get_symbol_number
(const HfstTropicalTransducerTransitionData::SymbolType &symbol);*/
public:
/** @brief Create a transition leading to state zero with input and
output symbols and weight as given by default constructors
of C::SymbolType and C::WeightType. */
HFSTDLL HfstBasicTransition();
/** @brief Create a transition leading to state \a s with input symbol
\a isymbol, output_symbol \a osymbol and weight \a weight. */
HFSTDLL HfstBasicTransition(HfstState s,
HfstTropicalTransducerTransitionData::SymbolType isymbol,
HfstTropicalTransducerTransitionData::SymbolType osymbol,
HfstTropicalTransducerTransitionData::WeightType weight);
HFSTDLL HfstBasicTransition(HfstState s,
unsigned int inumber,
unsigned int onumber,
HfstTropicalTransducerTransitionData::WeightType weight,
bool foo);
/** @brief Create a deep copy of transition \a another. */
HFSTDLL HfstBasicTransition(const HfstBasicTransition &another);
HFSTDLL ~HfstBasicTransition();
/** @brief Whether this transition is less than transition \a
another. Needed for storing transitions in a set. */
HFSTDLL bool operator<(const HfstBasicTransition &another) const;
/** @brief Assign this transition the same value as transition
\a another. */
HFSTDLL void operator=(const HfstBasicTransition &another);
/** @brief Get the target state of the transition. */
HFSTDLL HfstState get_target_state() const;
/** @brief Get the transition data of the transition. */
HFSTDLL const HfstTropicalTransducerTransitionData & get_transition_data() const;
/** @brief Get the input symbol of the transition. */
HFSTDLL HfstTropicalTransducerTransitionData::SymbolType get_input_symbol() const;
/** @brief Set the input symbol of the transition. */
HFSTDLL void set_input_symbol(const HfstTropicalTransducerTransitionData::SymbolType & symbol);
/** @brief Get the output symbol of the transition. */
HFSTDLL HfstTropicalTransducerTransitionData::SymbolType get_output_symbol() const;
/** @brief Set the output symbol of the transition. */
HFSTDLL void set_output_symbol(const HfstTropicalTransducerTransitionData::SymbolType & symbol);
/* Get the internal input number of the transition. */
HFSTDLL unsigned int get_input_number() const;
/* Get the internal output number of the transition. */
HFSTDLL unsigned int get_output_number() const;
/** @brief Get the weight of the transition. */
HFSTDLL HfstTropicalTransducerTransitionData::WeightType get_weight() const;
/** @brief Set the weight of the transition. */
HFSTDLL void set_weight(HfstTropicalTransducerTransitionData::WeightType w);
friend class ComposeIntersectFst;
friend class ComposeIntersectLexicon;
friend class ComposeIntersectRule;
friend class ComposeIntersectRulePair;
};
}
}
#endif // _HFST_BASIC_TRANSITION_H_
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