Environment Variable Value. More...
#include <Env_Value_T.h>
Inheritance diagram for ACE_Env_Value< T >:
Collaboration diagram for ACE_Env_Value< T >:
Public Member Functions | |
| ACE_Env_Value () | |
| ACE_Env_Value (const ACE_TCHAR *varname, const T &vardefault) | |
| Constructor that calls open(). | |
| ~ACE_Env_Value () | |
| Destroy the value. | |
| operator T () | |
| Returns the value as type T. | |
| void | open (const ACE_TCHAR *varname, const T &defval) |
| const ACE_TCHAR * | varname () const |
| Returns the name of the variable being tracked. | |
Private Member Functions | |
| void | fetch_value () |
 Private Member Functions inherited from ACE_Copy_Disabled | |
| ACE_Copy_Disabled () | |
| Default constructor. | |
Private Attributes | |
| const ACE_TCHAR * | varname_ |
| T | value_ |
Detailed Description
template<class T>
class ACE_Env_Value< T >
class ACE_Env_Value< T >
Environment Variable Value.
Reads a variable from the user environment, providing a default value.
Constructor & Destructor Documentation
◆ ACE_Env_Value() [1/2]
template<class T >
|
inline |
Default constructor which isn't bound to a specific environment variable name or a default value. Before being useful it must open()'d.
◆ ACE_Env_Value() [2/2]
template<class T >
|
inline |
Constructor that calls open().
◆ ~ACE_Env_Value()
template<class T >
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inline |
Destroy the value.
Member Function Documentation
◆ fetch_value()
template<class T >
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inlineprivate |
◆ open()
template<class T >
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inline |
The constructor, read varname from the environment, using defval as its value if it is not defined.
◆ operator T()
template<class T >
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inline |
Returns the value as type T.
◆ varname()
template<class T >
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inline |
Returns the name of the variable being tracked.
Member Data Documentation
◆ value_
template<class T >
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private |
◆ varname_
template<class T >
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private |
The documentation for this class was generated from the following files:
