Class While

java.lang.Object
org.moeaframework.util.tree.Node
org.moeaframework.util.tree.While
All Implemented Interfaces:
Serializable

public class While extends Node
The node for repeatedly executing an expression while a condition, a boolean expression, remains true.
Node signature:
Name Type Description
Argument 1 Boolean The condition that determines how long the loop is executed
Argument 2 User-Defined The expression to execute when the condition is true
Return Value User-Defined The return value of the last executed expression; or null if the loop was never executed
See Also:
  • Constructor Details

    • While

      public While()
      Constructs a new node for repeatedly executing an expression while a condition remains true.
  • Method Details

    • copyNode

      public While copyNode()
      Description copied from class: Node
      Returns a copy of this node, but without any children or parents assigned.
      Specified by:
      copyNode in class Node
      Returns:
      a copy of this node, but without any children or parents assigned
    • evaluate

      public Object evaluate(Environment environment)
      Description copied from class: Node
      Evaluates this node in the context of the specified environment.
      Specified by:
      evaluate in class Node
      Parameters:
      environment - the execution environment
      Returns:
      the result of evaluating this node