proguard.classfile.attribute.annotation

Class ElementValue

java.lang.Object

proguard.classfile.attribute.annotation.ElementValue

All Implemented Interfaces:

VisitorAccepter

Direct Known Subclasses:

AnnotationElementValue, ArrayElementValue, ClassElementValue, ConstantElementValue, EnumConstantElementValue

public abstract class ElementValue
extends Object
implements VisitorAccepter

This abstract class represents an element value that is attached to an annotation or an annotation default. Specific types of element values are subclassed from it.

Author:

Eric Lafortune

Field Summary

Fields

Modifier and Type	Field and Description
Clazz	referencedClass An extra field pointing to the referenced Clazz object, if applicable.
Method	referencedMethod An extra field pointing to the referenced Method object, if applicable.
int	u2elementNameIndex An extra field for the optional element name.
Object	visitorInfo An extra field in which visitors can store information.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ElementValue() Creates an uninitialized ElementValue.
protected	ElementValue(int u2elementNameIndex) Creates an initialized ElementValue.

Method Summary

Methods

Modifier and Type	Method and Description
abstract void	accept(Clazz clazz, Annotation annotation, ElementValueVisitor elementValueVisitor) Accepts the given visitor.
String	getMethodName(Clazz clazz) Returns the element name.
abstract char	getTag() Returns the tag of this element value.
Object	getVisitorInfo() Gets the visitor information of the visitor accepter.
void	referencedMethodAccept(MemberVisitor memberVisitor) Applies the given visitor to the referenced method.
void	setVisitorInfo(Object visitorInfo) Sets the visitor information of the visitor accepter.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

u2elementNameIndex

public int u2elementNameIndex

An extra field for the optional element name. It is used in element value pairs of annotations. Otherwise, it is 0.

referencedClass

public Clazz referencedClass

An extra field pointing to the referenced Clazz object, if applicable. This field is typically filled out by the ClassReferenceInitializer.

referencedMethod

public Method referencedMethod

An extra field pointing to the referenced Method object, if applicable. This field is typically filled out by the ClassReferenceInitializer.

visitorInfo

public Object visitorInfo

An extra field in which visitors can store information.

Constructor Detail

ElementValue

protected ElementValue()

Creates an uninitialized ElementValue.

ElementValue

protected ElementValue(int u2elementNameIndex)

Creates an initialized ElementValue.

Method Detail

getMethodName

public String getMethodName(Clazz clazz)

Returns the element name.

getTag

public abstract char getTag()

Returns the tag of this element value.

accept

public abstract void accept(Clazz clazz,
          Annotation annotation,
          ElementValueVisitor elementValueVisitor)

Accepts the given visitor.

referencedMethodAccept

public void referencedMethodAccept(MemberVisitor memberVisitor)

Applies the given visitor to the referenced method.

getVisitorInfo

public Object getVisitorInfo()

Description copied from interface: VisitorAccepter

Gets the visitor information of the visitor accepter.

Specified by:

getVisitorInfo in interface VisitorAccepter

setVisitorInfo

public void setVisitorInfo(Object visitorInfo)

Description copied from interface: VisitorAccepter

Sets the visitor information of the visitor accepter.

Specified by:

setVisitorInfo in interface VisitorAccepter