Package com.github.javaparser.ast.expr
Class NullLiteralExpr
- java.lang.Object
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- com.github.javaparser.ast.Node
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- com.github.javaparser.ast.expr.Expression
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- com.github.javaparser.ast.expr.LiteralExpr
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- com.github.javaparser.ast.expr.NullLiteralExpr
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- All Implemented Interfaces:
NodeWithRange<Node>
,NodeWithTokenRange<Node>
,Observable
,Visitable
,HasParentNode<Node>
,Cloneable
public final class NullLiteralExpr extends LiteralExpr
A literal "null".null
- Author:
- Julio Vilmar Gesser
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Nested Class Summary
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Nested classes/interfaces inherited from class com.github.javaparser.ast.Node
Node.BreadthFirstIterator, Node.DirectChildrenIterator, Node.ObserverRegistrationMode, Node.ParentsVisitor, Node.Parsedness, Node.PostOrderIterator, Node.PreOrderIterator, Node.TreeTraversal
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Field Summary
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Fields inherited from class com.github.javaparser.ast.Node
ABSOLUTE_BEGIN_LINE, ABSOLUTE_END_LINE, NODE_BY_BEGIN_POSITION, prettyPrinterNoCommentsConfiguration, SYMBOL_RESOLVER_KEY
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Constructor Summary
Constructors Constructor Description NullLiteralExpr()
NullLiteralExpr(TokenRange tokenRange)
This constructor is used by the parser and is considered private.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description <R,A>
Raccept(GenericVisitor<R,A> v, A arg)
Accept method for visitor support.<A> void
accept(VoidVisitor<A> v, A arg)
Accept method for visitor support.NullLiteralExpr
asNullLiteralExpr()
NullLiteralExpr
clone()
NullLiteralExprMetaModel
getMetaModel()
void
ifNullLiteralExpr(Consumer<NullLiteralExpr> action)
boolean
isNullLiteralExpr()
boolean
remove(Node node)
boolean
replace(Node node, Node replacementNode)
Optional<NullLiteralExpr>
toNullLiteralExpr()
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Methods inherited from class com.github.javaparser.ast.expr.LiteralExpr
asLiteralExpr, ifLiteralExpr, isLiteralExpr, toLiteralExpr
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Methods inherited from class com.github.javaparser.ast.expr.Expression
asAnnotationExpr, asArrayAccessExpr, asArrayCreationExpr, asArrayInitializerExpr, asAssignExpr, asBinaryExpr, asBooleanLiteralExpr, asCastExpr, asCharLiteralExpr, asClassExpr, asConditionalExpr, asDoubleLiteralExpr, asEnclosedExpr, asFieldAccessExpr, asInstanceOfExpr, asIntegerLiteralExpr, asLambdaExpr, asLiteralStringValueExpr, asLongLiteralExpr, asMarkerAnnotationExpr, asMethodCallExpr, asMethodReferenceExpr, asNameExpr, asNormalAnnotationExpr, asObjectCreationExpr, asSingleMemberAnnotationExpr, asStringLiteralExpr, asSuperExpr, asSwitchExpr, asThisExpr, asTypeExpr, asUnaryExpr, asVariableDeclarationExpr, calculateResolvedType, ifAnnotationExpr, ifArrayAccessExpr, ifArrayCreationExpr, ifArrayInitializerExpr, ifAssignExpr, ifBinaryExpr, ifBooleanLiteralExpr, ifCastExpr, ifCharLiteralExpr, ifClassExpr, ifConditionalExpr, ifDoubleLiteralExpr, ifEnclosedExpr, ifFieldAccessExpr, ifInstanceOfExpr, ifIntegerLiteralExpr, ifLambdaExpr, ifLiteralStringValueExpr, ifLongLiteralExpr, ifMarkerAnnotationExpr, ifMethodCallExpr, ifMethodReferenceExpr, ifNameExpr, ifNormalAnnotationExpr, ifObjectCreationExpr, ifSingleMemberAnnotationExpr, ifStringLiteralExpr, ifSuperExpr, ifSwitchExpr, ifThisExpr, ifTypeExpr, ifUnaryExpr, ifVariableDeclarationExpr, isAnnotationExpr, isArrayAccessExpr, isArrayCreationExpr, isArrayInitializerExpr, isAssignExpr, isBinaryExpr, isBooleanLiteralExpr, isCastExpr, isCharLiteralExpr, isClassExpr, isConditionalExpr, isDoubleLiteralExpr, isEnclosedExpr, isFieldAccessExpr, isInstanceOfExpr, isIntegerLiteralExpr, isLambdaExpr, isLiteralStringValueExpr, isLongLiteralExpr, isMarkerAnnotationExpr, isMethodCallExpr, isMethodReferenceExpr, isNameExpr, isNormalAnnotationExpr, isObjectCreationExpr, isSingleMemberAnnotationExpr, isStringLiteralExpr, isSuperExpr, isSwitchExpr, isThisExpr, isTypeExpr, isUnaryExpr, isVariableDeclarationExpr, toAnnotationExpr, toArrayAccessExpr, toArrayCreationExpr, toArrayInitializerExpr, toAssignExpr, toBinaryExpr, toBooleanLiteralExpr, toCastExpr, toCharLiteralExpr, toClassExpr, toConditionalExpr, toDoubleLiteralExpr, toEnclosedExpr, toFieldAccessExpr, toInstanceOfExpr, toIntegerLiteralExpr, toLambdaExpr, toLiteralStringValueExpr, toLongLiteralExpr, toMarkerAnnotationExpr, toMethodCallExpr, toMethodReferenceExpr, toNameExpr, toNormalAnnotationExpr, toObjectCreationExpr, toSingleMemberAnnotationExpr, toStringLiteralExpr, toSuperExpr, toSwitchExpr, toThisExpr, toTypeExpr, toUnaryExpr, toVariableDeclarationExpr
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Methods inherited from class com.github.javaparser.ast.Node
addOrphanComment, containsData, customInitialization, equals, findAll, findAll, findCompilationUnit, findFirst, findFirst, findFirst, findRootNode, getAllContainedComments, getChildNodes, getChildNodesByType, getComment, getData, getNodesByType, getOrphanComments, getParentNode, getParentNodeForChildren, getParsed, getRange, getSymbolResolver, getTokenRange, hasComment, hashCode, isRegistered, notifyPropertyChange, register, register, registerForSubtree, remove, removeComment, removeData, removeForced, removeOrphanComment, replace, setAsParentNodeOf, setAsParentNodeOf, setBlockComment, setComment, setData, setLineComment, setParentNode, setParsed, setRange, setTokenRange, stream, stream, toString, toString, tryAddImportToParentCompilationUnit, unregister, walk, walk, walk
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Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, wait, wait, wait
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Methods inherited from interface com.github.javaparser.HasParentNode
findAncestor, findAncestor, findParent, getAncestorOfType
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Methods inherited from interface com.github.javaparser.ast.nodeTypes.NodeWithRange
containsWithin, getBegin, getEnd, isPositionedAfter, isPositionedBefore
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Constructor Detail
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NullLiteralExpr
public NullLiteralExpr()
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NullLiteralExpr
public NullLiteralExpr(TokenRange tokenRange)
This constructor is used by the parser and is considered private.
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Method Detail
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accept
public <R,A> R accept(GenericVisitor<R,A> v, A arg)
Description copied from interface:Visitable
Accept method for visitor support.- Type Parameters:
R
- the type of the return value of the visitorA
- the type the user argument passed to the visitor- Parameters:
v
- the visitor implementationarg
- the argument passed to the visitor (of type A)- Returns:
- the result of the visit (of type R)
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accept
public <A> void accept(VoidVisitor<A> v, A arg)
Description copied from interface:Visitable
Accept method for visitor support.- Type Parameters:
A
- the type the argument passed for the visitor- Parameters:
v
- the visitor implementationarg
- any value relevant for the visitor (of type A)
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remove
public boolean remove(Node node)
- Overrides:
remove
in classLiteralExpr
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clone
public NullLiteralExpr clone()
- Overrides:
clone
in classLiteralExpr
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getMetaModel
public NullLiteralExprMetaModel getMetaModel()
- Overrides:
getMetaModel
in classLiteralExpr
- Returns:
- get JavaParser specific node introspection information.
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replace
public boolean replace(Node node, Node replacementNode)
- Overrides:
replace
in classLiteralExpr
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isNullLiteralExpr
public boolean isNullLiteralExpr()
- Overrides:
isNullLiteralExpr
in classExpression
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asNullLiteralExpr
public NullLiteralExpr asNullLiteralExpr()
- Overrides:
asNullLiteralExpr
in classExpression
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ifNullLiteralExpr
public void ifNullLiteralExpr(Consumer<NullLiteralExpr> action)
- Overrides:
ifNullLiteralExpr
in classExpression
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toNullLiteralExpr
public Optional<NullLiteralExpr> toNullLiteralExpr()
- Overrides:
toNullLiteralExpr
in classExpression
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