xapian-core
1.4.26
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#include <chert_spellingwordslist.h>
Public Member Functions | |
ChertSpellingWordsList (Xapian::Internal::intrusive_ptr< const Xapian::Database::Internal > database_, ChertCursor *cursor_) | |
~ChertSpellingWordsList () | |
Destructor. More... | |
std::string | get_termname () const |
Returns the current termname. More... | |
Xapian::doccount | get_termfreq () const |
Returns the term frequency of the current term. More... | |
TermList * | next () |
Advance to the next term in the list. More... | |
TermList * | skip_to (const std::string &tname) |
Advance to the first term which is >= tname. More... | |
bool | at_end () const |
True if we're off the end of the list. More... | |
Public Member Functions inherited from AllTermsList | |
virtual Xapian::termcount | get_approx_size () const |
Return approximate size of this termlist. More... | |
virtual Xapian::termcount | get_wdf () const |
Return the wdf for the term at the current position. More... | |
virtual Xapian::termcount | positionlist_count () const |
Return true if the current position is past the last term in this list. More... | |
virtual Xapian::PositionIterator | positionlist_begin () const |
Return a PositionIterator for the current position. More... | |
Public Member Functions inherited from Xapian::TermIterator::Internal | |
virtual | ~Internal () |
We have virtual methods and want to be able to delete derived classes using a pointer to the base class, so we need a virtual destructor. More... | |
virtual void | accumulate_stats (Xapian::Internal::ExpandStats &stats) const |
Collate weighting information for the current term. More... | |
virtual const std::vector< Xapian::termpos > * | get_vector_termpos () const |
Get pointer to vector<termpos> if that's the internal representation. More... | |
Public Member Functions inherited from Xapian::Internal::intrusive_base | |
intrusive_base () | |
Construct with no references. More... | |
Private Member Functions | |
ChertSpellingWordsList (const ChertSpellingWordsList &) | |
Copying is not allowed. More... | |
void | operator= (const ChertSpellingWordsList &) |
Assignment is not allowed. More... | |
void | read_termfreq () const |
Read and cache the term frequency. More... | |
Private Attributes | |
Xapian::Internal::intrusive_ptr< const Xapian::Database::Internal > | database |
Keep a reference to our database to stop it being deleted. More... | |
ChertCursor * | cursor |
A cursor which runs through the spelling table reading termnames from the keys. More... | |
Xapian::termcount | termfreq |
The term frequency of the term at the current position. More... | |
Additional Inherited Members | |
Public Attributes inherited from Xapian::TermIterator::Internal | |
size_t | shard_index = 0 |
Which shard of a multidatabase this is from. More... | |
Public Attributes inherited from Xapian::Internal::intrusive_base | |
unsigned | _refs |
Reference count. More... | |
Protected Member Functions inherited from AllTermsList | |
AllTermsList () | |
Only constructable as a base class for derived classes. More... | |
Protected Member Functions inherited from Xapian::TermIterator::Internal | |
Internal () | |
Only constructable as a base class for derived classes. More... | |
Definition at line 31 of file chert_spellingwordslist.h.
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private |
Copying is not allowed.
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inline |
Definition at line 58 of file chert_spellingwordslist.h.
References at_end(), ChertCursor::find_entry(), get_termfreq(), get_termname(), next(), skip_to(), and ~ChertSpellingWordsList().
ChertSpellingWordsList::~ChertSpellingWordsList | ( | ) |
Destructor.
Definition at line 34 of file chert_spellingwordslist.cc.
References cursor, and LOGCALL_DTOR.
Referenced by ChertSpellingWordsList().
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virtual |
True if we're off the end of the list.
Implements AllTermsList.
Definition at line 102 of file chert_spellingwordslist.cc.
References ChertCursor::after_end(), cursor, LOGCALL, and RETURN.
Referenced by ChertSpellingWordsList(), get_termfreq(), get_termname(), next(), and skip_to().
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virtual |
Returns the term frequency of the current term.
Either next() or skip_to() must have been called before this method can be called.
Implements AllTermsList.
Definition at line 52 of file chert_spellingwordslist.cc.
References Assert, at_end(), ChertCursor::current_key, ChertCursor::current_tag, cursor, LOGCALL, ChertCursor::read_tag(), RETURN, and unpack_uint_last().
Referenced by ChertSpellingWordsList().
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virtual |
Returns the current termname.
Either next() or skip_to() must have been called before this method can be called.
Implements AllTermsList.
Definition at line 41 of file chert_spellingwordslist.cc.
References Assert, at_end(), ChertCursor::current_key, cursor, LOGCALL, and RETURN.
Referenced by ChertSpellingWordsList().
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virtual |
Advance to the next term in the list.
Implements AllTermsList.
Definition at line 70 of file chert_spellingwordslist.cc.
References ChertCursor::after_end(), Assert, at_end(), ChertCursor::current_key, cursor, LOGCALL, ChertCursor::next(), RETURN, startswith(), and ChertCursor::to_end().
Referenced by ChertSpellingWordsList().
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private |
Assignment is not allowed.
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private |
Read and cache the term frequency.
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virtual |
Advance to the first term which is >= tname.
Implements AllTermsList.
Definition at line 85 of file chert_spellingwordslist.cc.
References ChertCursor::after_end(), Assert, at_end(), ChertCursor::current_key, cursor, ChertCursor::find_entry_ge(), LOGCALL, RETURN, startswith(), and ChertCursor::to_end().
Referenced by ChertSpellingWordsList().
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private |
A cursor which runs through the spelling table reading termnames from the keys.
Definition at line 44 of file chert_spellingwordslist.h.
Referenced by at_end(), get_termfreq(), get_termname(), next(), skip_to(), and ~ChertSpellingWordsList().
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private |
Keep a reference to our database to stop it being deleted.
Definition at line 39 of file chert_spellingwordslist.h.
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mutableprivate |
The term frequency of the term at the current position.
If this value is zero, then we haven't read the term frequency or collection frequency for the current term yet. We need to call read_termfreq() to read these.
Definition at line 52 of file chert_spellingwordslist.h.