Base class for field processors. More...

#include <queryparser.h>

Inheritance diagram for Xapian::FieldProcessor:

Public Member Functions
	FieldProcessor ()
	Default constructor.
virtual	~FieldProcessor ()
	Destructor.
virtual Xapian::Query	operator() (const std::string &str)=0
	Convert a field-prefixed string to a Query object.
FieldProcessor *	release ()
	Start reference counting this object.
const FieldProcessor *	release () const
	Start reference counting this object.

Detailed Description

Base class for field processors.

Member Function Documentation

◆ operator()()

virtual Xapian::Query Xapian::FieldProcessor::operator() ( const std::string & str )

pure virtual

Convert a field-prefixed string to a Query object.

Parameters

str	The string to convert.

Returns: Query object corresponding to str.

◆ release() [1/2]

FieldProcessor * Xapian::FieldProcessor::release ( )

inline

Start reference counting this object.

You can transfer ownership of a dynamically allocated FieldProcessor object to Xapian by calling release() and then passing the object to a Xapian method. Xapian will arrange to delete the object once it is no longer required.

◆ release() [2/2]

const FieldProcessor * Xapian::FieldProcessor::release ( ) const