GenericArrayType (Java SE 26 & JDK 26)
Description: declaration: module: java.base, package: java.lang.reflect, interface: GenericArrayType
Keywords: java.lang.reflect.GenericArrayType interface

# Interface GenericArrayType

All Superinterfaces:
  `Type`

public interface GenericArrayType extends Type
`GenericArrayType` represents an array type whose component type is either a parameterized type or a type variable.

See Java Language Specification:
  10.1 Array Types
Since:
  1.5

- ## Method Summary

  Modifier and Type
  Method
  Description
  `Type`
  `getGenericComponentType()`
  Returns a `Type` object representing the component type of this array.

  ### Methods declared in interface Type

  `getTypeName`
  Modifier and Type
  Method
  Description
  `default String`
  `getTypeName()`
  Returns a string describing this type, including information about any type parameters.

- ## Method Details

  - ### getGenericComponentType

    Type getGenericComponentType()
    Returns a `Type` object representing the component type of this array. This method creates the component type of the array. See the declaration of `ParameterizedType` for the semantics of the creation process for parameterized types and see `TypeVariable` for the creation process for type variables.
    Returns:
      a `Type` object representing the component type of this array
    Throws:
      `TypeNotPresentException` - if the underlying array type's component type refers to a non-existent class or interface declaration
      `MalformedParameterizedTypeException` - if the underlying array type's component type refers to a parameterized type that cannot be instantiated for any reason