All Superinterfaces:

AnnotationTarget

All Known Subinterfaces:

ClassInfo, FieldInfo, MethodInfo, PackageInfo, ParameterInfo, RecordComponentInfo
```
public interface DeclarationInfo
extends AnnotationTarget
```
A declaration is an element of a program source code. Declarations are:
- packages
- classes, including interfaces, enums, annotations, and records
- fields
- methods, including constructors
- method parameters, including constructor parameters
Since:

4.0

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static class DeclarationInfo.Kind

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`default ClassInfo`	`asClass()`	Returns this declaration as a class.
`default DeclarationInfo`	`asDeclaration()`	Returns this annotation target as a declaration.
`default FieldInfo`	`asField()`	Returns this declaration as a field.
`default MethodInfo`	`asMethod()`	Returns this declaration as a method.
`default PackageInfo`	`asPackage()`	Returns this declaration as a package.
`default ParameterInfo`	`asParameter()`	Returns this declaration as a method parameter.
`default RecordComponentInfo`	`asRecordComponent()`	Returns this declaration as a record component.
`default Type`	`asType()`	Returns this annotation target as a type.
`default boolean`	`isClass()`	Returns whether this declaration is a class.
`default boolean`	`isDeclaration()`	Returns whether this annotation target is a declaration.
`default boolean`	`isField()`	Returns whether this declaration is a field.
`default boolean`	`isMethod()`	Returns whether this declaration is a method.
`default boolean`	`isPackage()`	Returns whether this declaration is a package.
`default boolean`	`isParameter()`	Returns whether this declaration is a method parameter.
`default boolean`	`isRecordComponent()`	Returns whether this declaration is a record component.
`default boolean`	`isType()`	Returns whether this annotation target is a type.
`DeclarationInfo.Kind`	`kind()`	Returns the kind of this declaration.

Methods inherited from interface jakarta.enterprise.lang.model.AnnotationTarget
annotation, annotations, annotations, hasAnnotation, hasAnnotation, repeatableAnnotation

- Method Detail
  - isDeclaration
```
default boolean isDeclaration()
```
    Description copied from interface: AnnotationTarget
    
    Returns whether this annotation target is a declaration.
    
    Specified by:
    
    isDeclaration in interface AnnotationTarget
    
    Returns:
    
    true if this is a declaration, false otherwise
  - isType
```
default boolean isType()
```
    Description copied from interface: AnnotationTarget
    
    Returns whether this annotation target is a type.
    
    Specified by:
    
    isType in interface AnnotationTarget
    
    Returns:
    
    true if this is a type, false otherwise
  - asDeclaration
```
default DeclarationInfo asDeclaration()
```
    Description copied from interface: AnnotationTarget
    
    Returns this annotation target as a declaration.
    
    Specified by:
    
    asDeclaration in interface AnnotationTarget
    
    Returns:
    
    this declaration, never null
  - asType
```
default Type asType()
```
    Description copied from interface: AnnotationTarget
    
    Returns this annotation target as a type.
    
    Specified by:
    
    asType in interface AnnotationTarget
    
    Returns:
    
    this type, never null
  - kind
```
DeclarationInfo.Kind kind()
```
    Returns the kind of this declaration.
    
    Returns:
    
    the kind of this declaration
  - isPackage
```
default boolean isPackage()
```
    Returns whether this declaration is a package.
    
    Returns:
    
    true if this is a package, false otherwise
  - isClass
```
default boolean isClass()
```
    Returns whether this declaration is a class.
    
    Returns:
    
    true if this is a class, false otherwise
  - isMethod
```
default boolean isMethod()
```
    Returns whether this declaration is a method.
    
    Returns:
    
    true if this is a method, false otherwise
  - isParameter
```
default boolean isParameter()
```
    Returns whether this declaration is a method parameter.
    
    Returns:
    
    true if this is a parameter, false otherwise
  - isField
```
default boolean isField()
```
    Returns whether this declaration is a field.
    
    Returns:
    
    true if this is a field, false otherwise
  - isRecordComponent
```
default boolean isRecordComponent()
```
    Returns whether this declaration is a record component.
    
    Returns:
    
    true if this is a record component, false otherwise
  - asPackage
```
default PackageInfo asPackage()
```
    Returns this declaration as a package.
    
    Returns:
    
    this package, never null
    
    Throws:
    
    java.lang.IllegalStateException - if isPackage() returns false
  - asClass
```
default ClassInfo asClass()
```
    Returns this declaration as a class.
    
    Returns:
    
    this class, never null
    
    Throws:
    
    java.lang.IllegalStateException - if isClass() returns false
  - asMethod
```
default MethodInfo asMethod()
```
    Returns this declaration as a method.
    
    Returns:
    
    this method, never null
    
    Throws:
    
    java.lang.IllegalStateException - if isMethod() returns false
  - asParameter
```
default ParameterInfo asParameter()
```
    Returns this declaration as a method parameter.
    
    Returns:
    
    this parameter, never null
    
    Throws:
    
    java.lang.IllegalStateException - if isParameter() returns false
  - asField
```
default FieldInfo asField()
```
    Returns this declaration as a field.
    
    Returns:
    
    this field, never null
    
    Throws:
    
    java.lang.IllegalStateException - if isField() returns false
  - asRecordComponent
```
default RecordComponentInfo asRecordComponent()
```
    Returns this declaration as a record component.
    
    Returns:
    
    this record component, never null
    
    Throws:
    
    java.lang.IllegalStateException - if isRecordComponent() returns false

Interface DeclarationInfo

Nested Class Summary

Method Summary

Methods inherited from interface jakarta.enterprise.lang.model.AnnotationTarget

Method Detail

isDeclaration

isType

asDeclaration

asType

kind

isPackage

isClass

isMethod

isParameter

isField

isRecordComponent

asPackage

asClass

asMethod

asParameter

asField

asRecordComponent