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EST_FeatureFunctionPackage.cc
/************************************************************************/
/* */
/* Centre for Speech Technology Research */
/* University of Edinburgh, UK */
/* Copyright (c) 1996,1997 */
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/*************************************************************************/
/* */
/* Author: Richard Caley (rjc@cstr.ed.ac.uk) */
/* -------------------------------------------------------------------- */
/* Represents a set of feature functions. */
/* */
/*************************************************************************/
#include "ling_class/EST_Item.h"
#include "ling_class/EST_FeatureFunctionPackage.h"
static EST_Val Dummy_Func(EST_Item *) { return EST_Val(); }
static struct EST_FeatureFunctionPackage::Entry Dummy_Entry = { Dummy_Func };
template <> EST_String
EST_THash<EST_String, EST_FeatureFunctionPackage::Entry>::Dummy_Key = "DUMMY";
template <> EST_FeatureFunctionPackage::Entry
EST_THash<EST_String, EST_FeatureFunctionPackage::Entry>::Dummy_Value = Dummy_Entry;
ostream &operator << (ostream &s,
EST_FeatureFunctionPackage::Entry &e)
{
(void)e;
return s << "<<EST_FeatureFunctionPackage::Entry>>";
}
#if defined(INSTANTIATE_TEMPLATES)
#include "../base_class/EST_THash.cc"
Instantiate_TStringHash_T(EST_FeatureFunctionPackage::Entry, EST_FeatureFunctionPackage_Entry)
#endif
int operator == (const EST_FeatureFunctionPackage::Entry &e1,
const EST_FeatureFunctionPackage::Entry &e2)
{
return e1.func == e2.func;
}
EST_FeatureFunctionPackage::EST_FeatureFunctionPackage(const EST_String name, int n)
: p_name(name), p_entries(n)
{
#ifdef EST_DEBUGGING
cerr << "initialise functionon package " << p_name << "\n";
#endif
}
EST_FeatureFunctionPackage::EST_FeatureFunctionPackage(const char *name, int n)
: p_name(name), p_entries(n)
{
}
void EST_FeatureFunctionPackage::register_func(const EST_String &name,
const EST_Item_featfunc func)
{
#ifdef EST_DEBUGGING
cerr << "register " << p_name << "::" << name << "\n";
#endif
if (p_entries.present(name))
EST_warning("Feature function %s::%s redefined",
(const char *)p_name,
(const char *)name);
Entry e;
e.func=func;
p_entries.add_item(name, e);
}
const EST_FeatureFunctionPackage::Entry &EST_FeatureFunctionPackage::lookup(const EST_String &name, int &found) const
{
found=0;
return p_entries.val(name, found);
}
const EST_String EST_FeatureFunctionPackage::lookup(const EST_Item_featfunc func, int &found) const
{
EST_TStringHash<Entry>::Entries p;
for(p.begin(p_entries); p; ++p)
if (p->v.func == func)
{
found=1;
return p->k;
}
found=0;
return "";
}
EST_Item
Definition EST_Item.h:83
EST_String
Definition EST_String.h:70
EST_TIterator::begin
void begin(const Container &over)
Set the iterator ready to run over this container.
Definition EST_TIterator.h:115
EST_TStringHash::Entries
EST_TStructIterator< EST_THash< EST_String, V >, typename EST_THash< EST_String, V >::IPointer, EST_Hash_Pair< EST_String, V > > Entries
Give the iterator a sensible name.
Definition EST_THash.h:298
EST_Val
Definition EST_Val.h:70
EST_FeatureFunctionPackage::Entry
Definition EST_FeatureFunctionPackage.h:51