Enum Class 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 java.lang.Enum
Enum.EnumDesc<E extends Enum<E>>
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 |
isField() |
Returns true if this is a kind of field: either FIELD or ENUM_CONSTANT . |
boolean |
isInterface() |
Returns true if this is a kind of interface: either INTERFACE or ANNOTATION_TYPE . |
static ElementKind |
valueOf |
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. |
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
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
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https://docs.oracle.com/en/java/javase/17/docs/api/java.compiler/javax/lang/model/element/ElementKind.html