SortingStrategyExecutor

Access	Abstract	Final	Extends	Implements
-	No	No	CNM_AbstractObject.Object	CNM_CollectionInterfaces.ISortable

UML Diagram

Parameters

none

Properties

className

Type: CNM_AbstractObject.ClassName

…

instant

Type: CNM_CollectionInterfaces.IInstantSortable

This property returns a fluent interface for immediate sorting operations that will finish wihtin one call.…

Methods

ascending

• Parameters:
  • execute (BOOL): control bit to start or abort the sorting, needs to be active until the ExecutionState is SUCCESS
  • comparator (CNM_CollectionInterfaces.CNM_AbstractObject.IComparator): Optional: the comparator that should be used for the sort. Must not be changed while sort is in process
• Return type: CNM_CollectionInterfaces.CNM_ReturnTypes.SingleExecutionState

This method sorts the data structure. …

descending

• Parameters:
  • execute (BOOL): control bit to start or abort the inverting, needs to be active until the ExecutionState is noz longer busy
  • comparator (CNM_CollectionInterfaces.CNM_AbstractObject.IComparator): the comparator that should be used for the sort. Must not be changed while sort is in process
• Return type: CNM_CollectionInterfaces.CNM_ReturnTypes.SingleExecutionState

This method sorts the Sortable in the inverted order, so from great to low…

FB_init

• Parameters:
  • bInitRetains (BOOL): if TRUE, the retain variables are initialized (warm start / cold start)
  • bInCopyCode (BOOL): if TRUE, the instance afterwards gets moved into the copy code (online change)
  • list (IListHelpers): the list it should be attached to
• Return type: BOOL

The constructor FB_init is needed to create an unique hash code.…

Code

Declaration

FUNCTION_BLOCK SortingStrategyExecutor EXTENDS CNM_AbstractObject.Object IMPLEMENTS CNM_CollectionInterfaces.ISortable
VAR
	usedList :IListHelpers;
	instantStrategy :InstantSortingStrategyExecutor(THIS^.usedList);
END_VAR