Package de.odysseus.el.tree.impl.ast
Class AstNull
- java.lang.Object
-
- de.odysseus.el.tree.impl.ast.AstNode
-
- de.odysseus.el.tree.impl.ast.AstRightValue
-
- de.odysseus.el.tree.impl.ast.AstLiteral
-
- de.odysseus.el.tree.impl.ast.AstNull
-
- All Implemented Interfaces:
ExpressionNode
,Node
public final class AstNull extends AstLiteral
-
-
Constructor Summary
Constructors Constructor Description AstNull()
-
Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
appendStructure(java.lang.StringBuilder b, Bindings bindings)
java.lang.Object
eval(Bindings bindings, javax.el.ELContext context)
java.lang.String
toString()
-
Methods inherited from class de.odysseus.el.tree.impl.ast.AstLiteral
getCardinality, getChild
-
Methods inherited from class de.odysseus.el.tree.impl.ast.AstRightValue
getMethodInfo, getType, getValueReference, invoke, isLeftValue, isLiteralText, isMethodInvocation, isReadOnly, setValue
-
Methods inherited from class de.odysseus.el.tree.impl.ast.AstNode
findAccessibleMethod, getStructuralId, getValue
-
-
-
-
Method Detail
-
eval
public java.lang.Object eval(Bindings bindings, javax.el.ELContext context)
-
toString
public java.lang.String toString()
- Overrides:
toString
in classjava.lang.Object
-
appendStructure
public void appendStructure(java.lang.StringBuilder b, Bindings bindings)
- Specified by:
appendStructure
in classAstNode
-
-