#include <glass_alldocspostlist.h>
Inheritance diagram for GlassAllDocsPostList:
Collaboration diagram for GlassAllDocsPostList:
Public Member Functions | |
| GlassAllDocsPostList (Xapian::Internal::intrusive_ptr< const GlassDatabase > db_, Xapian::doccount doccount_) | |
| Xapian::doccount | get_termfreq () const |
| Return the exact term frequency. More... | |
| Xapian::termcount | get_doclength () const |
| Return the length of current document. More... | |
| Xapian::termcount | get_wdf () const |
| Return the wdf for the document at the current position. More... | |
| PositionList * | read_position_list () |
| Read the position list for the term in the current document and return a pointer to it (owned by the PostList). More... | |
| PositionList * | open_position_list () const |
| Read the position list for the term in the current document and return a pointer to it (not owned by the PostList). More... | |
| std::string | get_description () const |
| Return a string description of this object. More... | |
| Public Member Functions inherited from GlassPostList | |
| GlassPostList (Xapian::Internal::intrusive_ptr< const GlassDatabase > this_db_, const string &term, bool keep_reference) | |
| Default constructor. More... | |
| ~GlassPostList () | |
| Destructor. More... | |
| LeafPostList * | open_nearby_postlist (const std::string &term_) const |
| Open another postlist from the same database. More... | |
| bool | jump_to (Xapian::docid desired_did) |
| Used for looking up doclens. More... | |
| Xapian::doccount | get_termfreq () const |
| Returns number of docs indexed by this term. More... | |
| Xapian::docid | get_docid () const |
| Returns the current docid. More... | |
| Xapian::termcount | get_doclength () const |
| Returns the length of current document. More... | |
| Xapian::termcount | get_unique_terms () const |
| Returns the number of unique terms in the current document. More... | |
| Xapian::termcount | get_wdf () const |
| Returns the Within Document Frequency of the term in the current document. More... | |
| PositionList * | read_position_list () |
| Get the list of positions of the term in the current document. More... | |
| PositionList * | open_position_list () const |
| Get the list of positions of the term in the current document. More... | |
| PostList * | next (double w_min) |
| Move to the next document. More... | |
| PostList * | skip_to (Xapian::docid desired_did, double w_min) |
| Skip to next document with docid >= docid. More... | |
| bool | at_end () const |
| Return true if and only if we're off the end of the list. More... | |
| Xapian::termcount | get_wdf_upper_bound () const |
| std::string | get_description () const |
| Get a description of the document. More... | |
| Public Member Functions inherited from LeafPostList | |
| ~LeafPostList () | |
| void | set_termweight (const Xapian::Weight *weight_) |
| Set the weighting scheme to use during matching. More... | |
| double | resolve_lazy_termweight (Xapian::Weight *weight_, Xapian::Weight::Internal *stats, Xapian::termcount qlen, Xapian::termcount wqf, double factor) |
| Xapian::doccount | get_termfreq_min () const |
| Get a lower bound on the number of documents indexed by this term. More... | |
| Xapian::doccount | get_termfreq_max () const |
| Get an upper bound on the number of documents indexed by this term. More... | |
| Xapian::doccount | get_termfreq_est () const |
| Get an estimate of the number of documents indexed by this term. More... | |
| double | get_maxweight () const |
| Return an upper bound on what get_weight() can return. More... | |
| double | get_weight () const |
| Return the weight contribution for the current position. More... | |
| double | recalc_maxweight () |
| Recalculate the upper bound on what get_weight() can return. More... | |
| TermFreqs | get_termfreq_est_using_stats (const Xapian::Weight::Internal &stats) const |
| Get an estimate for the termfreq and reltermfreq, given the stats. More... | |
| Xapian::termcount | count_matching_subqs () const |
| Count the number of leaf subqueries which match at the current position. More... | |
| void | gather_position_lists (OrPositionList *orposlist) |
| Gather PositionList* objects for a subtree. More... | |
| void | set_term (const std::string &term_) |
| Set the term name. More... | |
| Public Member Functions inherited from Xapian::PostingIterator::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 const std::string * | get_sort_key () const |
| virtual const std::string * | get_collapse_key () const |
| If the collapse key is already known, return it. More... | |
| virtual Internal * | check (Xapian::docid did, double w_min, bool &valid) |
| Check if the specified docid occurs in this postlist. More... | |
| Internal * | next () |
| Advance the current position to the next document in the postlist. More... | |
| Internal * | skip_to (Xapian::docid did) |
| Skip forward to the specified docid. More... | |
| Public Member Functions inherited from Xapian::Internal::intrusive_base | |
| intrusive_base () | |
| Construct with no references. More... | |
Private Member Functions | |
| void | operator= (const GlassAllDocsPostList &) |
| Don't allow assignment. More... | |
| GlassAllDocsPostList (const GlassAllDocsPostList &) | |
| Don't allow copying. More... | |
Private Attributes | |
| Xapian::doccount | doccount |
| The number of documents in the database. More... | |
Additional Inherited Members | |
| Static Public Member Functions inherited from GlassPostList | |
| static void | read_number_of_entries (const char **posptr, const char *end, Xapian::doccount *number_of_entries_ptr, Xapian::termcount *collection_freq_ptr) |
| Read the number of entries and the collection frequency. More... | |
| Public Attributes inherited from Xapian::Internal::intrusive_base | |
| unsigned | _refs |
| Reference count. More... | |
| Protected Member Functions inherited from LeafPostList | |
| LeafPostList (const std::string &term_) | |
| Only constructable as a base class for derived classes. More... | |
| Protected Member Functions inherited from Xapian::PostingIterator::Internal | |
| Internal () | |
| Only constructable as a base class for derived classes. More... | |
| Protected Attributes inherited from LeafPostList | |
| const Xapian::Weight * | weight |
| bool | need_doclength |
| bool | need_unique_terms |
| std::string | term |
| The term name for this postlist (empty for an alldocs postlist). More... | |
Detailed Description
Definition at line 29 of file glass_alldocspostlist.h.
Constructor & Destructor Documentation
◆ GlassAllDocsPostList() [1/2]
|
private |
Don't allow copying.
◆ GlassAllDocsPostList() [2/2]
| GlassAllDocsPostList::GlassAllDocsPostList | ( | Xapian::Internal::intrusive_ptr< const GlassDatabase > | db_, |
| Xapian::doccount | doccount_ | ||
| ) |
Definition at line 35 of file glass_alldocspostlist.cc.
References Xapian::Internal::intrusive_ptr< T >::get(), and LOGCALL_CTOR.
Member Function Documentation
◆ get_description()
|
virtual |
Return a string description of this object.
Implements Xapian::PostingIterator::Internal.
Definition at line 81 of file glass_alldocspostlist.cc.
References doccount, and Xapian::Internal::str().
◆ get_doclength()
|
virtual |
Return the length of current document.
Implements Xapian::PostingIterator::Internal.
Definition at line 51 of file glass_alldocspostlist.cc.
References GlassPostList::get_wdf(), LOGCALL, and RETURN.
◆ get_termfreq()
|
virtual |
Return the exact term frequency.
Leaf postlists have an exact termfreq, which get_termfreq_min(), get_termfreq_max(), and get_termfreq_est() all report.
Implements LeafPostList.
Definition at line 44 of file glass_alldocspostlist.cc.
◆ get_wdf()
|
virtual |
Return the wdf for the document at the current position.
The default implementation throws Xapian::UnimplementedError.
Reimplemented from Xapian::PostingIterator::Internal.
Definition at line 59 of file glass_alldocspostlist.cc.
References AssertParanoid, GlassPostList::at_end(), LOGCALL, and RETURN.
◆ open_position_list()
|
virtual |
Read the position list for the term in the current document and return a pointer to it (not owned by the PostList).
The default implementation throws Xapian::UnimplementedError.
Reimplemented from Xapian::PostingIterator::Internal.
Definition at line 74 of file glass_alldocspostlist.cc.
References LOGCALL.
◆ operator=()
|
private |
Don't allow assignment.
◆ read_position_list()
|
virtual |
Read the position list for the term in the current document and return a pointer to it (owned by the PostList).
The default implementation throws Xapian::UnimplementedError.
Reimplemented from Xapian::PostingIterator::Internal.
Definition at line 67 of file glass_alldocspostlist.cc.
References LOGCALL.
Member Data Documentation
◆ doccount
|
private |
The number of documents in the database.
Definition at line 37 of file glass_alldocspostlist.h.
Referenced by get_description(), and get_termfreq().
The documentation for this class was generated from the following files:
- backends/glass/glass_alldocspostlist.h
- backends/glass/glass_alldocspostlist.cc