casa::MapWithDefault< K, V > Class Template Reference

MapWithDefault adds a default value to the std::map class. This default value is used by the [] operator when the key is not already known. More...

#include <MapWithDefault.h>

Inheritance diagram for casa::MapWithDefault< K, V >:

Public Member Functions
	MapWithDefault (const V &defaultValue)
	creates a std::map with the associated specified defaultt value More...
	MapWithDefault (const MapWithDefault< K, V > &other)
	creates a map with default from another one; use copy semantics. More...
	~MapWithDefault ()
	Removes a map with default. More...
MapWithDefault< K, V > &	operator= (const MapWithDefault< K, V > &other)
	Assigns this map with default to another one; copy semantics. More...
V &	operator[] (const K &key)
	this is the specialization which uses the default value as necessary. More...

Private Attributes
V	defaultVal

Detailed Description

template<class K, class V>
class casa::MapWithDefault< K, V >

MapWithDefault adds a default value to the std::map class. This default value is used by the [] operator when the key is not already known.

<visibility=export>

Review Status

Date Reviewed:

yyyy/mm/dd

Prerequisite

• std::map

Etymology

Synopsis

Definition at line 54 of file MapWithDefault.h.

Constructor & Destructor Documentation

template<class K, class V>

casa::MapWithDefault< K, V >::MapWithDefault ( const V &  defaultValue )

inline

creates a std::map with the associated specified defaultt value

Definition at line 58 of file MapWithDefault.h.

template<class K, class V>

casa::MapWithDefault< K, V >::MapWithDefault ( const MapWithDefault< K, V > &  other )

inline

creates a map with default from another one; use copy semantics.

Definition at line 61 of file MapWithDefault.h.

template<class K, class V>

casa::MapWithDefault< K, V >::~MapWithDefault ( )

inline

Removes a map with default.

Definition at line 64 of file MapWithDefault.h.

Member Function Documentation

template<class K, class V>

MapWithDefault< K, V > & casa::MapWithDefault< K, V >::operator= ( const MapWithDefault< K, V > &  other )

inline

Assigns this map with default to another one; copy semantics.

Definition at line 78 of file MapWithDefault.h.

References casacore::operator=().

template<class K, class V >

V & casa::MapWithDefault< K, V >::operator[] ( const K &  key )

inline

this is the specialization which uses the default value as necessary.

If the map from the key to a value is not defined a mapping will be defined from the key to the default value.

Definition at line 87 of file MapWithDefault.h.

Member Data Documentation

template<class K, class V>

V casa::MapWithDefault< K, V >::defaultVal

private

Definition at line 75 of file MapWithDefault.h.

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

• casa/code/alma/MS2ASDM/MapWithDefault.h