reranker::VarMapBase Class Reference

A base class for a mapping from variables of a specific type to their values. More...

#include <environment.H>

Inheritance diagram for reranker::VarMapBase:

Public Member Functions
	VarMapBase (const string &name, Environment *env, bool is_primitive)
	Constructs a base class for a concrete implementation providing a mapping from variables of a particular type to their values. More...
virtual	~VarMapBase ()
virtual bool	IsPrimitive () const
	Returns whether this instance contains primitive or primtive vector variables. More...
virtual const string &	Name () const
	Returns the type name of the variables of this instance. More...
virtual bool	Defined (const string &varname) const =0
	Returns whether the specified variable has a definition in this environment. More...
virtual void	ReadAndSet (const string &varname, StreamTokenizer &st)=0
	Reads the next value (primitive or spec for constructing a Factory-constructible object) from the specified stream tokenizer and sets the specified variable to that value. More...
virtual void	Print (ostream &os) const =0
	Prints out a human-readable string to the specified output stream containing the variables, their type and, if primitive, their values. More...
virtual VarMapBase *	Copy (Environment *env) const =0
	Returns a newly constructed copy of this VarMap. More...

Protected Member Functions
void	SetMembers (const string &name, Environment *env, bool is_primitive)
	To allow proper implementation of Copy in VarMapBase implementation, since we don't get copying of base class' members for free. More...

Protected Attributes
string	name_
	The type name of this VarMap. More...
Environment *	env_
	The Environment that holds this VarMap instance. More...
bool	is_primitive_
	Whether this VarMap instance holds variables of primitive type or vector of primitives. More...

Detailed Description

A base class for a mapping from variables of a specific type to their values.

Definition at line 65 of file environment.H.

Constructor & Destructor Documentation

reranker::VarMapBase::VarMapBase ( const string &  name, Environment *  env, bool  is_primitive  )

inline

Constructs a base class for a concrete implementation providing a mapping from variables of a particular type to their values.

Parameters

name	the type name of the variables in this instance
env	the Environment that wraps this VarMapBase instance
is_primitive	whether this instance contains primitive or primitive vector variables

Definition at line 75 of file environment.H.

virtual reranker::VarMapBase::~VarMapBase ( )

inlinevirtual

Definition at line 78 of file environment.H.

Member Function Documentation

virtual VarMapBase* reranker::VarMapBase::Copy ( Environment *  env ) const

pure virtual

Returns a newly constructed copy of this VarMap.

Implemented in reranker::VarMap< T >.

virtual bool reranker::VarMapBase::Defined ( const string &  varname ) const

pure virtual

Returns whether the specified variable has a definition in this environment.

Implemented in reranker::VarMap< T >.

virtual bool reranker::VarMapBase::IsPrimitive ( ) const

inlinevirtual

Returns whether this instance contains primitive or primtive vector variables.

Definition at line 82 of file environment.H.

virtual const string& reranker::VarMapBase::Name ( ) const

inlinevirtual

Returns the type name of the variables of this instance.

Definition at line 85 of file environment.H.

virtual void reranker::VarMapBase::Print ( ostream &  os ) const

pure virtual

Prints out a human-readable string to the specified output stream containing the variables, their type and, if primitive, their values.

Implemented in reranker::VarMap< T >.

virtual void reranker::VarMapBase::ReadAndSet ( const string &  varname, StreamTokenizer &  st  )

pure virtual

Reads the next value (primitive or spec for constructing a Factory-constructible object) from the specified stream tokenizer and sets the specified variable to that value.

Implemented in reranker::VarMap< T >.

void reranker::VarMapBase::SetMembers ( const string &  name, Environment *  env, bool  is_primitive  )

inlineprotected

To allow proper implementation of Copy in VarMapBase implementation, since we don't get copying of base class' members for free.

Definition at line 108 of file environment.H.

Member Data Documentation

Environment* reranker::VarMapBase::env_

protected

The Environment that holds this VarMap instance.

Definition at line 117 of file environment.H.

bool reranker::VarMapBase::is_primitive_

protected

Whether this VarMap instance holds variables of primitive type or vector of primitives.

Definition at line 120 of file environment.H.

string reranker::VarMapBase::name_

protected

The type name of this VarMap.

Definition at line 115 of file environment.H.

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

• environment.H