Package java.lang.annotation

Enum ElementType

java.lang.Object

java.lang.Enum<ElementType>

java.lang.annotation.ElementType

All Implemented Interfaces:

Serializable, Comparable<ElementType>

public enum ElementType
extends Enum<ElementType>

Defines an enumeration for Java program elements. It is used in conjunction with the Target meta-annotation to restrict the use of an annotation to certain program elements.

Since:

1.5

Enum Constant Summary

Enum Constants

Enum Constant	Description
ANNOTATION_TYPE	Annotation type declaration.
CONSTRUCTOR	Constructor declaration.
FIELD	Field declaration.
LOCAL_VARIABLE	Local variable declaration.
METHOD	Method declaration.
PACKAGE	Package declaration.
PARAMETER	Parameter declaration.
TYPE	Class, interface or enum declaration.

Method Summary

Modifier and Type	Method	Description
static ElementType	valueOf(String name)	Returns the enum constant of this type with the specified name.
static ElementType[]	values()	Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, getSharedConstants, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

TYPE

public static final ElementType TYPE

Class, interface or enum declaration.

FIELD

public static final ElementType FIELD

Field declaration.

METHOD

public static final ElementType METHOD

Method declaration.

PARAMETER

public static final ElementType PARAMETER

Parameter declaration.

CONSTRUCTOR

public static final ElementType CONSTRUCTOR

Constructor declaration.

LOCAL_VARIABLE

public static final ElementType LOCAL_VARIABLE

Local variable declaration.

ANNOTATION_TYPE

public static final ElementType ANNOTATION_TYPE

Annotation type declaration.

PACKAGE

public static final ElementType PACKAGE

Package declaration.

Method Detail

values

public static ElementType[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (ElementType c : ElementType.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static ElementType valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null