Class NullLiteral
- java.lang.Object
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- org.apache.sling.scripting.sightly.compiler.expression.nodes.NullLiteral
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- All Implemented Interfaces:
ExpressionNode
public final class NullLiteral extends java.lang.Object implements ExpressionNode
Defines the null literal.
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Field Summary
Fields Modifier and Type Field Description static NullLiteral
INSTANCE
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description <T> T
accept(NodeVisitor<T> visitor)
Accept a visitor to process this node.
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Field Detail
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INSTANCE
public static final NullLiteral INSTANCE
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Method Detail
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accept
public <T> T accept(NodeVisitor<T> visitor)
Description copied from interface:ExpressionNode
Accept a visitor to process this node.- Specified by:
accept
in interfaceExpressionNode
- Type Parameters:
T
- the type of the visitor- Parameters:
visitor
- The visitor- Returns:
- the node after it has been evaluated by the visitor
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