Package com.aquima.interactions.expressions.optimizer.nodes

Class ListExpression

java.lang.Object

com.aquima.interactions.expressions.optimizer.nodes.ListExpression

All Implemented Interfaces:

IExpressionNode, Serializable

public class ListExpression
extends Object
implements IExpressionNode

The list expression combines the result of multiple expressions into a single list.

Since:

6.4

Author:

O. Kerpershoek

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
ListExpression(DataType type, IExpressionNode... expressions)	Constructs the list expression with the type of the result and the expressions from the list.

Method Summary

Modifier and Type	Method	Description
IValue	evaluate(IValueEnvironment environment)	This method evaluates the node using the environment passed as argument and returns the result as a value or null if the result is unknown.
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

ListExpression

public ListExpression(DataType type,
 IExpressionNode... expressions)

Constructs the list expression with the type of the result and the expressions from the list.

Parameters:

type - The type of the result list (mandatory).

expressions - Array of expressions (mandatory).

Method Details

evaluate

public IValue evaluate(IValueEnvironment environment)

Description copied from interface: IExpressionNode

This method evaluates the node using the environment passed as argument and returns the result as a value or null if the result is unknown.

Specified by:

evaluate in interface IExpressionNode

Parameters:

environment - The environment that should be used when evaluating the node.

Returns:

The result of the evaluation, or null if the result is unknown.

toString

public String toString()

Overrides:

toString in class Object