The base class used as argument in other operations. More...
#include <FFaOperation.H>
Inheritance diagram for FFaOperation< RetType >:
Collaboration diagram for FFaOperation< RetType >:
Public Member Functions | |
| bool | invoke (RetType &value) |
| Returns current value of this operation. More... | |
| virtual void | invalidate () |
| Invalidates the cached value of this operation. More... | |
| virtual bool | hasData () const =0 |
| Checks if this operation will return any data. More... | |
| virtual bool | evaluate (RetType &value)=0 |
| Invokes the actual operation. More... | |
 Public Member Functions inherited from FFaOperationBase | |
| void | ref () |
| Increments the reference counter. More... | |
| void | unref () |
| Decrements the reference counter, and deletes *this if zero. More... | |
Protected Member Functions | |
| FFaOperation () | |
| Default constructor. More... | |
| virtual | ~FFaOperation () |
| Empty destructor. More... | |
| Protected Member Functions inherited from FFaOperationBase | |
| FFaOperationBase () | |
| Default constructor. More... | |
| virtual | ~FFaOperationBase () |
| Empty destructor. More... | |
Protected Attributes | |
| bool | IAmEvaluated |
| If true, the cached value will be used. More... | |
Private Attributes | |
| RetType | myCachedValue |
| Cached operation value, to avoid re-evaluation. More... | |
Additional Inherited Members | |
| Static Public Member Functions inherited from FFaOperationBase | |
| static void | freeMemPools () |
| Dummy method doing nothing. More... | |
Detailed Description
template<class RetType>
class FFaOperation< RetType >
The base class used as argument in other operations.
Constructor & Destructor Documentation
◆ FFaOperation()
template<class RetType >
|
inlineprotected |
Default constructor.
◆ ~FFaOperation()
template<class RetType >
|
inlineprotectedvirtual |
Empty destructor.
Member Function Documentation
◆ evaluate()
template<class RetType >
|
pure virtual |
Invokes the actual operation.
Implemented in FFrReadOp< RetType >, FFaNToOneOp< RetType >, and FFaUnaryOp< RetType, PrmType >.
◆ hasData()
template<class RetType >
|
pure virtual |
Checks if this operation will return any data.
Implemented in FFrReadOp< RetType >, FFaNToOneOp< RetType >, and FFaUnaryOp< RetType, PrmType >.
◆ invalidate()
template<class RetType >
|
inlinevirtual |
Invalidates the cached value of this operation.
Reimplemented in FFaNToOneOp< RetType >, and FFaUnaryOp< RetType, PrmType >.
◆ invoke()
template<class RetType >
|
inline |
Returns current value of this operation.
Member Data Documentation
◆ IAmEvaluated
template<class RetType >
|
protected |
If true, the cached value will be used.
◆ myCachedValue
template<class RetType >
|
private |
Cached operation value, to avoid re-evaluation.
The documentation for this class was generated from the following file:
- fedem-foundation/src/FFaLib/FFaOperation/FFaOperation.H
