org.apache.sling.scripting.sightly.compiler.expression.nodes

Class NullLiteral

java.lang.Object

org.apache.sling.scripting.sightly.compiler.expression.nodes.NullLiteral

All Implemented Interfaces:

ExpressionNode

public final class NullLiteral
extends java.lang.Object
implements ExpressionNode

Defines the null literal.

Field Summary

Fields

Modifier and Type	Field and Description
static NullLiteral	INSTANCE

Method Summary

Modifier and Type	Method and Description
<T> T	accept(NodeVisitor<T> visitor) Accept a visitor to process this node.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

INSTANCE

public static final NullLiteral INSTANCE

Method Detail

accept

public <T> T accept(NodeVisitor<T> visitor)

Description copied from interface: ExpressionNode

Accept a visitor to process this node.

Specified by:

accept in interface ExpressionNode

Type Parameters:

T - the type of the visitor

Parameters:

visitor - The visitor

Returns:

the node after it has been evaluated by the visitor