NullLiteral

org.extendj.ast
node type NullLiteral

General Info

Production

NullLiteral : Literal;

Type Hierarchy:

java.lang.Object
  beaver.Symbol
      org.extendj.ast.ASTNode<ASTNode>
          org.extendj.ast.Expr
              org.extendj.ast.PrimaryExpr
                  org.extendj.ast.Literal
                      org.extendj.ast.NullLiteral

All Implemented Interfaces:: java.lang.Cloneable, java.lang.Iterable<ASTNode>, org.jastadd.util.PrettyPrintable

Description

Java null literal.

Source: Declared in /home/jesper/git/extendj/java7/grammar/Literals.ast at line 42

Constructors

public NullLiteral()

Source: Declared in /home/jesper/git/extendj/ASTNode at line 1

public NullLiteral(java.lang.String p0)

Source: Declared in /home/jesper/git/extendj/ASTNode at line 12

public NullLiteral(beaver.Symbol p0)

Source: Declared in /home/jesper/git/extendj/ASTNode at line 15

Attributes

@ASTNodeAnnotation.Attribute
syn boolean isConstant()

Overrides:isConstant in class Literal

Source: Declared in /home/jesper/git/extendj/java4/frontend/ConstantExpression.jrag at line 254
Aspect: ConstantExpression

@ASTNodeAnnotation.Attribute
syn TypeDecl type()

Specified by:type in class Expr

Source: Declared in /home/jesper/git/extendj/java4/frontend/TypeAnalysis.jrag at line 302
Aspect: TypeAnalysis

Methods

public void emitPushConstant(org.extendj.ast.CodeGeneration gen)

Overrides:emitPushConstant in class Literal

Source: Declared in /home/jesper/git/extendj/java4/backend/CodeGeneration.jrag at line 205
Aspect: CodeGeneration

public void init$Children()

Initializes the child array to the correct size. Initializes List and Opt nta children.

Overrides:init$Children in class Literal

Source: Declared in /home/jesper/git/extendj/ASTNode at line 10

protected int numChildren()

Overrides:numChildren in class Literal

Source: Declared in /home/jesper/git/extendj/ASTNode at line 21

public boolean mayHaveRewrite()

Overrides:mayHaveRewrite in class Literal

Source: Declared in /home/jesper/git/extendj/ASTNode at line 27

public void flushAttrCache()

Overrides:flushAttrCache in class Literal

Source: Declared in /home/jesper/git/extendj/ASTNode at line 33

public void flushCollectionCache()

Overrides:flushCollectionCache in class Literal

Source: Declared in /home/jesper/git/extendj/ASTNode at line 40

public void flushRewriteCache()

Overrides:flushRewriteCache in class Literal

Source: Declared in /home/jesper/git/extendj/ASTNode at line 46

public NullLiteral clone()
                  throws java.lang.CloneNotSupportedException

Overrides:clone in class Literal

Throws:: java.lang.CloneNotSupportedException
Source: Declared in /home/jesper/git/extendj/ASTNode at line 52

public NullLiteral copy()

Overrides:copy in class ASTNode<ASTNode>

Source: Declared in /home/jesper/git/extendj/ASTNode at line 59

@Deprecated
public NullLiteral fullCopy()

Deprecated. Please use treeCopy or treeCopyNoTransform instead

Create a deep copy of the AST subtree at this node. The copy is dangling, i.e. has no parent.

Specified by:fullCopy in class Literal

Returns:: dangling copy of the subtree at this node
Source: Declared in /home/jesper/git/extendj/ASTNode at line 78

public NullLiteral treeCopyNoTransform()

Create a deep copy of the AST subtree at this node. The copy is dangling, i.e. has no parent.

Specified by:treeCopyNoTransform in class Literal

Returns:: dangling copy of the subtree at this node
Source: Declared in /home/jesper/git/extendj/ASTNode at line 88

public NullLiteral treeCopy()

Create a deep copy of the AST subtree at this node. The subtree of this node is traversed to trigger rewrites before copy. The copy is dangling, i.e. has no parent.

Specified by:treeCopy in class Literal

Returns:: dangling copy of the subtree at this node
Source: Declared in /home/jesper/git/extendj/ASTNode at line 108

protected boolean is$Equal(ASTNode node)

Overrides:is$Equal in class ASTNode<ASTNode>

Source: Declared in /home/jesper/git/extendj/ASTNode at line 115

public void setLITERAL(java.lang.String value)

Replaces the lexeme LITERAL.

Overrides:setLITERAL in class Literal

Parameters:: value - The new value for the lexeme LITERAL.

public void setLITERAL(beaver.Symbol symbol)

JastAdd-internal setter for lexeme LITERAL using the Beaver parser.

Overrides:setLITERAL in class Literal

Parameters:: symbol - Symbol containing the new value for the lexeme LITERAL

@ASTNodeAnnotation.Token(name="LITERAL")
public java.lang.String getLITERAL()

Retrieves the value for the lexeme LITERAL.

Overrides:getLITERAL in class Literal

Returns:: The value for the lexeme LITERAL.

public ASTNode rewriteTo()

Overrides:rewriteTo in class Literal

org.extendj.ast
node type NullLiteral

General Info

Description

Member Filters

Constructors

Attributes

Methods

Fields

Inherited Members

Attributes inherited from org.extendj.ast.Literal

Attributes inherited from org.extendj.ast.Expr

Attributes inherited from org.extendj.ast.ASTNode

Methods inherited from class org.extendj.ast.Literal

Methods inherited from class org.extendj.ast.Expr

Methods inherited from class org.extendj.ast.ASTNode

Methods inherited from class beaver.Symbol

Methods inherited from class java.lang.Object

Fields inherited from org.extendj.ast.Literal

Fields inherited from org.extendj.ast.Expr

Fields inherited from org.extendj.ast.ASTNode

Fields inherited from beaver.Symbol

org.extendj.ast node type NullLiteral

General Info

Description

Member Filters

Constructors

Attributes

Methods

Fields

Inherited Members

Attributes inherited from org.extendj.ast.Literal

Attributes inherited from org.extendj.ast.Expr

Attributes inherited from org.extendj.ast.ASTNode

Methods inherited from class org.extendj.ast.Literal

Methods inherited from class org.extendj.ast.Expr

Methods inherited from class org.extendj.ast.ASTNode

Methods inherited from class beaver.Symbol

Methods inherited from class java.lang.Object

Fields inherited from org.extendj.ast.Literal

Fields inherited from org.extendj.ast.Expr

Fields inherited from org.extendj.ast.ASTNode

Fields inherited from beaver.Symbol

org.extendj.ast
node type NullLiteral