EmptyExpression (Groovy 4.0.6)

org.codehaus.groovy.ast.expr.EmptyExpression

```
public class EmptyExpression
extends Expression
```
Placeholder for an empty expression. Empty expressions are used in closures lists like (;). During class generation empty expressions should be ignored or replaced with a null value.
See Also:
EmptyStatement

Field Summary

Fields
Modifiers	Name	Description
`static EmptyExpression`	`INSTANCE`	Immutable singleton that is recommended for use when source range or any other occurrence-specific metadata is not needed.

Inherited fields
Fields inherited from class	Fields
`class Expression`	`EMPTY_ARRAY`

Constructor Summary

Constructors
Constructor and description
`EmptyExpression()` See Also: EmptyExpression.INSTANCE

Methods Summary

Methods
Type Params	Return Type	Name and description
	`public void`	`addAnnotation(AnnotationNode node)`
	`public void`	`setColumnNumber(int n)`
	`public void`	`setDeclaringClass(ClassNode node)`
	`public void`	`setHasNoRealSourcePosition(boolean b)`
	`public void`	`setLastColumnNumber(int n)`
	`public void`	`setLastLineNumber(int n)`
	`public void`	`setLineNumber(int n)`
	`public void`	`setMetaDataMap(Map<?, ?> meta)`
	`public void`	`setSourcePosition(ASTNode node)`
	`public void`	`setSynthetic(boolean b)`
	`public void`	`setType(ClassNode node)`
	`public Expression`	`transformExpression(ExpressionTransformer transformer)`
	`public void`	`visit(GroovyCodeVisitor visitor)`

Inherited Methods Summary

Inherited Methods
Methods inherited from class	Name
`class Expression`	`getType, setType, transformExpression, transformExpressions, transformExpressions`
`class AnnotatedNode`	`addAnnotation, addAnnotation, addAnnotations, getAnnotations, getAnnotations, getDeclaringClass, getGroovydoc, getInstance, hasNoRealSourcePosition, isSynthetic, setDeclaringClass, setHasNoRealSourcePosition, setSynthetic`
`class ASTNode`	`copyNodeMetaData, getColumnNumber, getLastColumnNumber, getLastLineNumber, getLineNumber, getMetaDataMap, getText, setColumnNumber, setLastColumnNumber, setLastLineNumber, setLineNumber, setMetaDataMap, setSourcePosition, visit`

- Field Detail
  - public static final EmptyExpression INSTANCE
    
    Immutable singleton that is recommended for use when source range or any other occurrence-specific metadata is not needed.
- Constructor Detail
  - public EmptyExpression()
    
    See Also:
    EmptyExpression.INSTANCE
- Method Detail
  - @Override
    public void addAnnotation(AnnotationNode node)
  - @Override
    public void setColumnNumber(int n)
  - @Override
    public void setDeclaringClass(ClassNode node)
  - @Override
    public void setHasNoRealSourcePosition(boolean b)
  - @Override
    public void setLastColumnNumber(int n)
  - @Override
    public void setLastLineNumber(int n)
  - @Override
    public void setLineNumber(int n)
  - @Override
    public void setMetaDataMap(Map<?, ?> meta)
  - @Override
    public void setSourcePosition(ASTNode node)
  - @Override
    public void setSynthetic(boolean b)
  - @Override
    public void setType(ClassNode node)
  - @Override
    public Expression transformExpression(ExpressionTransformer transformer)
  - @Override
    public void visit(GroovyCodeVisitor visitor)

Summary:
Field
Constructor
Method

| Detail:
Field
Constructor
Method

[Java] Class EmptyExpression

Field Summary

Constructor Summary

Methods Summary

Inherited Methods Summary

Field Detail

public static final EmptyExpression INSTANCE

Constructor Detail

public EmptyExpression()

Method Detail

@Override
public void addAnnotation(AnnotationNode node)

@Override
public void setColumnNumber(int n)

@Override
public void setDeclaringClass(ClassNode node)

@Override
public void setHasNoRealSourcePosition(boolean b)

@Override
public void setLastColumnNumber(int n)

@Override
public void setLastLineNumber(int n)

@Override
public void setLineNumber(int n)

@Override
public void setMetaDataMap(Map<?, ?> meta)

@Override
public void setSourcePosition(ASTNode node)

@Override
public void setSynthetic(boolean b)

@Override
public void setType(ClassNode node)

@Override
public Expression transformExpression(ExpressionTransformer transformer)

@Override
public void visit(GroovyCodeVisitor visitor)

[Java] Class EmptyExpression

Field Summary

Constructor Summary

Methods Summary

Inherited Methods Summary

Field Detail

public static final EmptyExpression INSTANCE

Constructor Detail

public EmptyExpression()

Method Detail

@Overridepublic void addAnnotation(AnnotationNode node)

@Overridepublic void setColumnNumber(int n)

@Overridepublic void setDeclaringClass(ClassNode node)

@Overridepublic void setHasNoRealSourcePosition(boolean b)

@Overridepublic void setLastColumnNumber(int n)

@Overridepublic void setLastLineNumber(int n)

@Overridepublic void setLineNumber(int n)

@Overridepublic void setMetaDataMap(Map<?, ?> meta)

@Overridepublic void setSourcePosition(ASTNode node)

@Overridepublic void setSynthetic(boolean b)

@Overridepublic void setType(ClassNode node)

@Overridepublic Expression transformExpression(ExpressionTransformer transformer)

@Overridepublic void visit(GroovyCodeVisitor visitor)

@Override
public void addAnnotation(AnnotationNode node)

@Override
public void setColumnNumber(int n)

@Override
public void setDeclaringClass(ClassNode node)

@Override
public void setHasNoRealSourcePosition(boolean b)

@Override
public void setLastColumnNumber(int n)

@Override
public void setLastLineNumber(int n)

@Override
public void setLineNumber(int n)

@Override
public void setMetaDataMap(Map<?, ?> meta)

@Override
public void setSourcePosition(ASTNode node)

@Override
public void setSynthetic(boolean b)

@Override
public void setType(ClassNode node)

@Override
public Expression transformExpression(ExpressionTransformer transformer)

@Override
public void visit(GroovyCodeVisitor visitor)