classxapian_1_1document.tex

xapian 是一个“Xapian 是一个开源概率论信息检索库

Remove all values associated with the document. 

\hypertarget{classXapian_1_1Document_767026a91f3a1421f3d23f7a170509d4}{
\index{Xapian::Document@{Xapian::Document}!get_data@{get\_\-data}}
\index{get_data@{get\_\-data}!Xapian::Document@{Xapian::Document}}
\subsubsection[get\_\-data]{\setlength{\rightskip}{0pt plus 5cm}std::string Xapian::Document::get\_\-data () const}}
\label{classXapian_1_1Document_767026a91f3a1421f3d23f7a170509d4}


Get data stored in the document. 

This is a potentially expensive operation, and shouldn't normally be used in a match decider functor. Put data for use by match deciders in a value instead. \hypertarget{classXapian_1_1Document_eb93627c7cb0556c0935d5c2bb4f0847}{
\index{Xapian::Document@{Xapian::Document}!get_description@{get\_\-description}}
\index{get_description@{get\_\-description}!Xapian::Document@{Xapian::Document}}
\subsubsection[get\_\-description]{\setlength{\rightskip}{0pt plus 5cm}std::string Xapian::Document::get\_\-description () const}}
\label{classXapian_1_1Document_eb93627c7cb0556c0935d5c2bb4f0847}


Introspection method. 

\begin{Desc}
\item[Returns:]A string representing this \hyperlink{classXapian_1_1Document}{Document}. \end{Desc}
\hypertarget{classXapian_1_1Document_035442647130c53f9d44b657eaa5772b}{
\index{Xapian::Document@{Xapian::Document}!get_value@{get\_\-value}}
\index{get_value@{get\_\-value}!Xapian::Document@{Xapian::Document}}
\subsubsection[get\_\-value]{\setlength{\rightskip}{0pt plus 5cm}std::string Xapian::Document::get\_\-value (\hyperlink{types_8h_f24564a367ebbc8f80cf9a1dbd1e81fd}{Xapian::valueno} {\em value}) const}}
\label{classXapian_1_1Document_035442647130c53f9d44b657eaa5772b}


Get value by number ($>$= 0). 

\hypertarget{classXapian_1_1Document_470144b154e9a7ec40b0875a8d636b9b}{
\index{Xapian::Document@{Xapian::Document}!operator=@{operator=}}
\index{operator=@{operator=}!Xapian::Document@{Xapian::Document}}
\subsubsection[operator=]{\setlength{\rightskip}{0pt plus 5cm}void Xapian::Document::operator= (const \hyperlink{classXapian_1_1Document}{Document} \& {\em other})}}
\label{classXapian_1_1Document_470144b154e9a7ec40b0875a8d636b9b}


Assignment is allowed. 

The internals are reference counted, so assignment is cheap. \hypertarget{classXapian_1_1Document_11eec629737e496a7077b87f763967a5}{
\index{Xapian::Document@{Xapian::Document}!remove_posting@{remove\_\-posting}}
\index{remove_posting@{remove\_\-posting}!Xapian::Document@{Xapian::Document}}
\subsubsection[remove\_\-posting]{\setlength{\rightskip}{0pt plus 5cm}void Xapian::Document::remove\_\-posting (const std::string \& {\em tname}, \hyperlink{types_8h_5cdae0172ef811a7c08017eb4429c311}{Xapian::termpos} {\em tpos}, \hyperlink{types_8h_6979d98ebbe67186bd31e5ee2a7585cb}{Xapian::termcount} {\em wdfdec} = {\tt 1})}}
\label{classXapian_1_1Document_11eec629737e496a7077b87f763967a5}


Remove a posting of a term from the document. 

Note that the term will still index the document even if all occurrences are removed. To remove a term from a document completely, use \hyperlink{classXapian_1_1Document_01e5b7bf54fdee77a978c3b5f1b007ba}{remove\_\-term()}.

\begin{Desc}
\item[Parameters:]
\begin{description}
\item[{\em tname}]The name of the term. \item[{\em tpos}]The position of the term. \item[{\em wdfdec}]The decrement that will be applied to the wdf when removing this posting. The wdf will not go below the value of 0.\end{description}
\end{Desc}
\begin{Desc}
\item[Exceptions:]
\begin{description}
\item[{\em Xapian::Invalid\-Argument\-Error}]will be thrown if the term is not at the position specified in the position list for this term in this document.\item[{\em Xapian::Invalid\-Argument\-Error}]will be thrown if the term is not in the document \end{description}
\end{Desc}
\hypertarget{classXapian_1_1Document_01e5b7bf54fdee77a978c3b5f1b007ba}{
\index{Xapian::Document@{Xapian::Document}!remove_term@{remove\_\-term}}
\index{remove_term@{remove\_\-term}!Xapian::Document@{Xapian::Document}}
\subsubsection[remove\_\-term]{\setlength{\rightskip}{0pt plus 5cm}void Xapian::Document::remove\_\-term (const std::string \& {\em tname})}}
\label{classXapian_1_1Document_01e5b7bf54fdee77a978c3b5f1b007ba}


Remove a term and all postings associated with it. 

\begin{Desc}
\item[Parameters:]
\begin{description}
\item[{\em tname}]The name of the term.\end{description}
\end{Desc}
\begin{Desc}
\item[Exceptions:]
\begin{description}
\item[{\em Xapian::Invalid\-Argument\-Error}]will be thrown if the term is not in the document \end{description}
\end{Desc}
\hypertarget{classXapian_1_1Document_b919d822838994edb5d99643cb0c2c03}{
\index{Xapian::Document@{Xapian::Document}!remove_value@{remove\_\-value}}
\index{remove_value@{remove\_\-value}!Xapian::Document@{Xapian::Document}}
\subsubsection[remove\_\-value]{\setlength{\rightskip}{0pt plus 5cm}void Xapian::Document::remove\_\-value (\hyperlink{types_8h_f24564a367ebbc8f80cf9a1dbd1e81fd}{Xapian::valueno} {\em valueno})}}
\label{classXapian_1_1Document_b919d822838994edb5d99643cb0c2c03}


Remove any value with the given number. 

\hypertarget{classXapian_1_1Document_b1b0da2e7c76acd754f29a52e14f89ae}{
\index{Xapian::Document@{Xapian::Document}!set_data@{set\_\-data}}
\index{set_data@{set\_\-data}!Xapian::Document@{Xapian::Document}}
\subsubsection[set\_\-data]{\setlength{\rightskip}{0pt plus 5cm}void Xapian::Document::set\_\-data (const std::string \& {\em data})}}
\label{classXapian_1_1Document_b1b0da2e7c76acd754f29a52e14f89ae}


Set data stored in the document. 

\hypertarget{classXapian_1_1Document_591cc11740bd0b293eaa77f117b7f0d6}{
\index{Xapian::Document@{Xapian::Document}!termlist_begin@{termlist\_\-begin}}
\index{termlist_begin@{termlist\_\-begin}!Xapian::Document@{Xapian::Document}}
\subsubsection[termlist\_\-begin]{\setlength{\rightskip}{0pt plus 5cm}\hyperlink{classXapian_1_1TermIterator}{Term\-Iterator} Xapian::Document::termlist\_\-begin () const}}
\label{classXapian_1_1Document_591cc11740bd0b293eaa77f117b7f0d6}


Iterator for the terms in this document. 

\hypertarget{classXapian_1_1Document_0249ddf18171ed53d851f9d82290eb62}{
\index{Xapian::Document@{Xapian::Document}!termlist_count@{termlist\_\-count}}
\index{termlist_count@{termlist\_\-count}!Xapian::Document@{Xapian::Document}}
\subsubsection[termlist\_\-count]{\setlength{\rightskip}{0pt plus 5cm}\hyperlink{types_8h_6979d98ebbe67186bd31e5ee2a7585cb}{Xapian::termcount} Xapian::Document::termlist\_\-count () const}}
\label{classXapian_1_1Document_0249ddf18171ed53d851f9d82290eb62}


Count the terms in this document. 

\hypertarget{classXapian_1_1Document_b4ba488b850b48b4972bb4e5f8ccf241}{
\index{Xapian::Document@{Xapian::Document}!termlist_end@{termlist\_\-end}}
\index{termlist_end@{termlist\_\-end}!Xapian::Document@{Xapian::Document}}
\subsubsection[termlist\_\-end]{\setlength{\rightskip}{0pt plus 5cm}\hyperlink{classXapian_1_1TermIterator}{Term\-Iterator} Xapian::Document::termlist\_\-end () const\hspace{0.3cm}{\tt  \mbox{[}inline\mbox{]}}}}
\label{classXapian_1_1Document_b4ba488b850b48b4972bb4e5f8ccf241}


Equivalent end iterator for \hyperlink{classXapian_1_1Document_591cc11740bd0b293eaa77f117b7f0d6}{termlist\_\-begin()}. 

\hypertarget{classXapian_1_1Document_1ed6315d39adbc6f3e19d7bcc95ad3fe}{
\index{Xapian::Document@{Xapian::Document}!values_begin@{values\_\-begin}}
\index{values_begin@{values\_\-begin}!Xapian::Document@{Xapian::Document}}
\subsubsection[values\_\-begin]{\setlength{\rightskip}{0pt plus 5cm}\hyperlink{classXapian_1_1ValueIterator}{Value\-Iterator} Xapian::Document::values\_\-begin () const}}
\label{classXapian_1_1Document_1ed6315d39adbc6f3e19d7bcc95ad3fe}


Iterator for the values in this document. 

\hypertarget{classXapian_1_1Document_139251ac7b57e67703f797b06793d21c}{
\index{Xapian::Document@{Xapian::Document}!values_count@{values\_\-count}}
\index{values_count@{values\_\-count}!Xapian::Document@{Xapian::Document}}
\subsubsection[values\_\-count]{\setlength{\rightskip}{0pt plus 5cm}\hyperlink{types_8h_6979d98ebbe67186bd31e5ee2a7585cb}{Xapian::termcount} Xapian::Document::values\_\-count () const}}
\label{classXapian_1_1Document_139251ac7b57e67703f797b06793d21c}


Count the values in this document. 

\hypertarget{classXapian_1_1Document_0f8166c5d6feab897cafd0ab6e6dfaeb}{
\index{Xapian::Document@{Xapian::Document}!values_end@{values\_\-end}}
\index{values_end@{values\_\-end}!Xapian::Document@{Xapian::Document}}
\subsubsection[values\_\-end]{\setlength{\rightskip}{0pt plus 5cm}\hyperlink{classXapian_1_1ValueIterator}{Value\-Iterator} Xapian::Document::values\_\-end () const}}
\label{classXapian_1_1Document_0f8166c5d6feab897cafd0ab6e6dfaeb}


Equivalent end iterator for \hyperlink{classXapian_1_1Document_1ed6315d39adbc6f3e19d7bcc95ad3fe}{values\_\-begin()}. 

\hypertarget{classXapian_1_1Document_4d3394c267aaa47c007d6996f39f9b3e}{
\index{Xapian::Document@{Xapian::Document}!XAPIAN_DEPRECATED@{XAPIAN\_\-DEPRECATED}}
\index{XAPIAN_DEPRECATED@{XAPIAN\_\-DEPRECATED}!Xapian::Document@{Xapian::Document}}
\subsubsection[XAPIAN\_\-DEPRECATED]{\setlength{\rightskip}{0pt plus 5cm}Xapian::Document::XAPIAN\_\-DEPRECATED (void  {\em add\_\-term\_\-nopos}(const std::string \&term, Xapian::termcount wdfinc=1))}}
\label{classXapian_1_1Document_4d3394c267aaa47c007d6996f39f9b3e}


Old name for \hyperlink{classXapian_1_1Document_730bb59dda98f19c61fe67360f0adb3a}{add\_\-term()}. 

\begin{Desc}
\item[\hyperlink{deprecated__deprecated000003}{Deprecated}]This method is deprecated and present only for backward compatibility. Use \hyperlink{classXapian_1_1Document_730bb59dda98f19c61fe67360f0adb3a}{add\_\-term()} instead. \end{Desc}


The documentation for this class was generated from the following file:\begin{CompactItemize}
\item 
include/xapian/\hyperlink{document_8h}{document.h}\end{CompactItemize}