Package io.micronaut.annotation.processing

Class GenericUtils

java.lang.Object

io.micronaut.annotation.processing.GenericUtils

@Internal
public class GenericUtils
extends Object

Utility methods for dealing with generic type signatures.

Author:

Graeme Rocher

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	GenericUtils(Elements elementUtils, Types typeUtils, ModelUtils modelUtils)

Method Summary

Modifier and Type	Method	Description
List<? extends TypeMirror>	interfaceGenericTypesFor(TypeElement element, String interfaceName)	Finds the generic types for the given interface for the given class element.
protected Map<String,TypeMirror>	resolveBoundTypes(DeclaredType type)	Resolve bound types for the given declared type.
protected TypeMirror	resolveTypeReference(TypeMirror mirror, Map<String,TypeMirror> boundTypes)	Resolve a type reference to use for the given type mirror taking into account generic type variables.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

GenericUtils

protected GenericUtils(Elements elementUtils,
 Types typeUtils,
 ModelUtils modelUtils)

Parameters:

elementUtils - The Elements

typeUtils - The Types

modelUtils - The ModelUtils

Method Details

interfaceGenericTypesFor

public List<? extends TypeMirror> interfaceGenericTypesFor(TypeElement element,
 String interfaceName)

Finds the generic types for the given interface for the given class element.

Parameters:

element - The class element

interfaceName - The interface

Returns:

The generic types or an empty list

resolveTypeReference

protected TypeMirror resolveTypeReference(TypeMirror mirror,
 Map<String,TypeMirror> boundTypes)

Resolve a type reference to use for the given type mirror taking into account generic type variables.

Parameters:

mirror - The mirror

boundTypes - The already bound types for any type variable

Returns:

A type reference

resolveBoundTypes

protected Map<String,TypeMirror> resolveBoundTypes(DeclaredType type)

Resolve bound types for the given declared type.

Parameters:

type - The declaring type

Returns:

The type bounds