Package org.eclipse.sisu.plexus

Class TypeArguments

java.lang.Object

org.eclipse.sisu.plexus.TypeArguments

public final class TypeArguments
extends Object

Utility methods for dealing with generic type arguments.

Method Summary

Modifier and Type	Method	Description
static Type[]	get(Type type)	Get all type arguments from a generic type, for example [Foo,Bar] from Map<Foo,Bar>.
static Type	get(Type type, int index)	Get an indexed type argument from a generic type, for example Bar from Map<Foo,Bar>.
static Class<?>	getRawType(Type type)	Get the erased raw Class for a generic type, for example Map from Map<Foo,Bar>.

Methods inherited from class java.lang.Object

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

Method Details

get

public static Type[] get(Type type)

Get all type arguments from a generic type, for example [Foo,Bar] from Map<Foo,Bar>.

Parameters:

type - The generic type

Returns:

Array of type arguments

get

public static Type get(Type type,
 int index)

Get an indexed type argument from a generic type, for example Bar from Map<Foo,Bar>.

Parameters:

type - The generic type

index - The argument index

Returns:

Indexed type argument; Object.class if the given type is a raw class

getRawType

public static Class<?> getRawType(Type type)

Get the erased raw Class for a generic type, for example Map from Map<Foo,Bar>.

Parameters:

type - The generic type

Returns:

Erased raw type