Enum Class ElementKind

java.lang.Object

java.lang.Enum<ElementKind>

javax.lang.model.element.ElementKind

All Implemented Interfaces:: Serializable, Comparable<ElementKind>, Constable

public enum ElementKind extends Enum<ElementKind>

The kind of an element.

Note that it is possible additional element kinds will be added to accommodate new, currently unknown, language structures added to future versions of the Java programming language.

Since:

1.6

See Also:

Nested Class Summary

Nested classes/interfaces declared in class Enum

Enum.EnumDesc<E>

Modifier and Type	Class	Description
`static final class`	`Enum.EnumDesc<E extends Enum<E>>`	A nominal descriptor for an `enum` constant.

Enum Constant Summary

Enum Constant	Description
`ANNOTATION_TYPE`	An annotation interface.
`BINDING_VARIABLE`	A binding variable in a pattern.
`CLASS`	A class not described by a more specific kind (like `ENUM` or `RECORD`).
`CONSTRUCTOR`	A constructor.
`ENUM`	An enum class.
`ENUM_CONSTANT`	An enum constant.
`EXCEPTION_PARAMETER`	A parameter of an exception handler.
`FIELD`	A field not described by a more specific kind (like `ENUM_CONSTANT`).
`INSTANCE_INIT`	An instance initializer.
`INTERFACE`	An interface not described by a more specific kind (like `ANNOTATION_TYPE`).
`LOCAL_VARIABLE`	A local variable.
`METHOD`	A method.
`MODULE`	A module.
`OTHER`	An implementation-reserved element.
`PACKAGE`	A package.
`PARAMETER`	A parameter of a method or constructor.
`RECORD`	A record class.
`RECORD_COMPONENT`	A record component of a `record`.
`RESOURCE_VARIABLE`	A resource variable.
`STATIC_INIT`	A static initializer.
`TYPE_PARAMETER`	A type parameter.

Method Summary

Modifier and Type	Method	Description
`boolean`	`isClass()`	Returns `true` if this is a kind of class: either `CLASS` or `ENUM` or `RECORD`.
`boolean`	`isDeclaredType()`	Returns `true` if this is a kind of declared type, a class or an interface, and `false` otherwise.
`boolean`	`isExecutable()`	Returns `true` if this is a kind of executable: either `METHOD` or `CONSTRUCTOR` or `STATIC_INIT` or `INSTANCE_INIT`.
`boolean`	`isField()`	Returns `true` if this is a kind of field: either `FIELD` or `ENUM_CONSTANT`.
`boolean`	`isInitializer()`	Returns `true` if this is a kind of initializer: either `STATIC_INIT` or `INSTANCE_INIT`.
`boolean`	`isInterface()`	Returns `true` if this is a kind of interface: either `INTERFACE` or `ANNOTATION_TYPE`.
`boolean`	`isVariable()`	Returns `true` if this is a kind of variable: including `ENUM_CONSTANT`, `FIELD`, `PARAMETER`, `LOCAL_VARIABLE`, `EXCEPTION_PARAMETER`, `RESOURCE_VARIABLE`, and `BINDING_VARIABLE`.
`static ElementKind`	`valueOf(String name)`	Returns the enum constant of this class with the specified name.
`static ElementKind[]`	`values()`	Returns an array containing the constants of this enum class, in the order they are declared.

Methods declared in class Enum

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

Modifier and Type	Method	Description
`protected final Object`	`clone()`	Throws CloneNotSupportedException.
`final int`	`compareTo(ElementKind o)`	Compares this enum with the specified object for order.
`final Optional<Enum.EnumDesc<ElementKind>>`	`describeConstable()`	Returns an enum descriptor `EnumDesc` for this instance, if one can be constructed, or an empty `Optional` if one cannot be.
`final boolean`	`equals(Object other)`	Returns true if the specified object is equal to this enum constant.
`protected final void`	`finalize()`	Deprecated, for removal: This API element is subject to removal in a future version. Finalization has been deprecated for removal.
`final Class<ElementKind>`	`getDeclaringClass()`	Returns the Class object corresponding to this enum constant's enum type.
`final int`	`hashCode()`	Returns a hash code for this enum constant.
`final String`	`name()`	Returns the name of this enum constant, exactly as declared in its enum declaration.
`final int`	`ordinal()`	Returns the ordinal of this enumeration constant (its position in its enum declaration, where the initial constant is assigned an ordinal of zero).
`String`	`toString()`	Returns the name of this enum constant, as contained in the declaration.
`static <T extends Enum<T>> T`	`valueOf(Class<T> enumClass, String name)`	Returns the enum constant of the specified enum class with the specified name.

Methods declared in class Object

getClass, notify, notifyAll, wait, wait, wait

Modifier and Type	Method	Description
`final Class<?>`	`getClass()`	Returns the runtime class of this `Object`.
`final void`	`notify()`	Wakes up a single thread that is waiting on this object's monitor.
`final void`	`notifyAll()`	Wakes up all threads that are waiting on this object's monitor.
`final void`	`wait()`	Causes the current thread to wait until it is awakened, typically by being notified or interrupted.
`final void`	`wait(long timeoutMillis)`	Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.
`final void`	`wait(long timeoutMillis, int nanos)`	Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.

Enum Constant Details

PACKAGE

public static final ElementKind PACKAGE

A package.

ENUM

public static final ElementKind ENUM

An enum class.

CLASS

public static final ElementKind CLASS

A class not described by a more specific kind (like


ENUM

or RECORD).

ANNOTATION_TYPE

public static final ElementKind ANNOTATION_TYPE

An annotation interface. (Formerly known as an annotation type.)

INTERFACE

public static final ElementKind INTERFACE

An interface not described by a more specific kind (like ANNOTATION_TYPE).

ENUM_CONSTANT

public static final ElementKind ENUM_CONSTANT

An enum constant.

FIELD

public static final ElementKind FIELD

A field not described by a more specific kind (like ENUM_CONSTANT).

PARAMETER

public static final ElementKind PARAMETER

A parameter of a method or constructor.

LOCAL_VARIABLE

public static final ElementKind LOCAL_VARIABLE

A local variable.

EXCEPTION_PARAMETER

public static final ElementKind EXCEPTION_PARAMETER

A parameter of an exception handler.

METHOD

public static final ElementKind METHOD

A method.

CONSTRUCTOR

public static final ElementKind CONSTRUCTOR

A constructor.

STATIC_INIT

public static final ElementKind STATIC_INIT

A static initializer.

INSTANCE_INIT

public static final ElementKind INSTANCE_INIT

An instance initializer.

TYPE_PARAMETER

public static final ElementKind TYPE_PARAMETER

A type parameter.

OTHER

public static final ElementKind OTHER

An implementation-reserved element. This is not the element you are looking for.

RESOURCE_VARIABLE

public static final ElementKind RESOURCE_VARIABLE

A resource variable.

Since:: 1.7

MODULE

public static final ElementKind MODULE

A module.

Since:: 9

RECORD

public static final ElementKind RECORD

A record class.

Since:: 16

RECORD_COMPONENT

public static final ElementKind RECORD_COMPONENT

A record component of a record.

Since:: 16

BINDING_VARIABLE

public static final ElementKind BINDING_VARIABLE

A binding variable in a pattern.

Since:: 16

Method Details

values

public static ElementKind[] values()

Returns an array containing the constants of this enum class, in the order they are declared.

Returns:: an array containing the constants of this enum class, in the order they are declared

valueOf

public static ElementKind valueOf(String name)

Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (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 class has no constant with the specified name; NullPointerException - if the argument is null

isClass

public boolean isClass()

Returns true if this is a kind of class: either CLASS or ENUM or RECORD.

Returns:: true if this is a kind of class

isInterface

public boolean isInterface()

Returns true if this is a kind of interface: either INTERFACE or ANNOTATION_TYPE.

Returns:: true if this is a kind of interface

isDeclaredType

public boolean isDeclaredType()

Returns true if this is a kind of declared type, a class or an interface, and false otherwise.

Returns:: true if this is a kind of declared type, a class or an interface, and false otherwise
Since:: 19

isField

public boolean isField()

Returns true if this is a kind of field: either FIELD or ENUM_CONSTANT.

Returns:: true if this is a kind of field

isExecutable

public boolean isExecutable()

Returns true if this is a kind of executable: either METHOD or CONSTRUCTOR or STATIC_INIT or INSTANCE_INIT.

Returns:: true if this is a kind of executable
Since:: 19

isInitializer

public boolean isInitializer()

Returns true if this is a kind of initializer: either STATIC_INIT or INSTANCE_INIT.

Returns:: true if this is a kind of initializer
Since:: 19

isVariable

public boolean isVariable()

Returns true if this is a kind of variable: including ENUM_CONSTANT, FIELD, PARAMETER, LOCAL_VARIABLE, EXCEPTION_PARAMETER, RESOURCE_VARIABLE, and BINDING_VARIABLE.

Returns:: true if this is a kind of variable
Since:: 19

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