QueryImpl Class Reference

#include <query_impl.hh>

Public Member Functions
	QueryImpl (const String &query_string="")
	QueryImpl (Node *ast)
bool	IsValid () const
bool	IsEmpty () const
const String &	GetQueryString () const
const QueryErrorDesc &	GetErrorDescription () const
mol::QueryState	CreateQueryState (const EntityHandle &h) const
mol::QueryState	CreateQueryState (const EntityView &v) const

Protected Attributes
std::vector< SelStmt >	sel_values_
std::vector< SelStack >	sel_stacks_
std::vector< std::set< size_t > >	indices_
std::vector< bool >	inversion_stack_
std::vector< QueryImplP >	bracketed_expr_

Friends
class	mol::QueryState

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Detailed Description

query statement implementation

Definition at line 164 of file query_impl.hh.

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Constructor & Destructor Documentation

QueryImpl

(

const String &

query_string = ""

)

Construct new QueryImpl object.

QueryImpl

(

Node *

ast

)

Construct new QueryImpl from AST tree. Used internally to build representation of bracketed sub expressions.

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Member Function Documentation

mol::QueryState CreateQueryState

(

const EntityHandle &

h

)

const

mol::QueryState CreateQueryState

(

const EntityView &

v

)

const

const QueryErrorDesc& GetErrorDescription

(

)

const

const String& GetQueryString

(

)

const

Retrieve query String.

bool IsEmpty

(

)

const

Check if query was empty, ie matching all.

bool IsValid

(

)

const

Find out if the query String is valid.

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Friends And Related Function Documentation

friend class mol::QueryState

friend

Definition at line 166 of file query_impl.hh.

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Field Documentation

std::vector<QueryImplP> bracketed_expr_

protected

Definition at line 278 of file query_impl.hh.

std::vector<std::set<size_t> > indices_

protected

Definition at line 276 of file query_impl.hh.

std::vector<bool> inversion_stack_

protected

Definition at line 277 of file query_impl.hh.

std::vector<SelStack> sel_stacks_

protected

Definition at line 275 of file query_impl.hh.

std::vector<SelStmt> sel_values_

protected

Definition at line 274 of file query_impl.hh.

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The documentation for this class was generated from the following file:

• stage/include/ost/mol/impl/query_impl.hh