Package org.jboss.jdeparser

Class TypedAnnotationWriter<A extends Annotation,W extends JAnnotationWriter<A>>

java.lang.Object

org.jboss.jdeparser.TypedAnnotationWriter<A,W>

All Implemented Interfaces:

InvocationHandler, JAnnotationWriter<A>

class TypedAnnotationWriter<A extends Annotation,W extends JAnnotationWriter<A>>
extends Object
implements InvocationHandler, JAnnotationWriter<A>

Dynamically implements the typed annotation writer interfaces.

Field Summary

Fields

Modifier and Type	Field	Description
private final Class<A>	annotation	The annotation that we are writing.
private Map<String,JAnnotationArrayMember>	arrays	Keeps track of writers for array members.
private final JAnnotationUse	use	This is what we are writing to.
private final Class<W>	writerType	The type of the writer.

Constructor Summary

Constructors

Constructor	Description
TypedAnnotationWriter(Class<A> annotation, Class<W> writer, JAnnotationUse use)

Method Summary

Modifier and Type	Method	Description
private Object	addArrayValue(Object proxy, String name, Class itemType, Class expectedReturnType, Object arg)
private void	checkType(Class<?> actual, Class<?> expected)	Check if the type of the argument matches our expectation.
(package private) static <W extends JAnnotationWriter<?>> W	create(Class<W> w, JAnnotatable annotatable)	Creates a new typed annotation writer.
private W	createProxy()	Creates a proxy and returns it.
private static Class<? extends Annotation>	findAnnotationType(Class<?> clazz)
Class<A>	getAnnotationType()	The type of the annotation that this writer is writing.
JAnnotationUse	getAnnotationUse()	Gets the underlying annotation use object to which we are writing.
Object	invoke(Object proxy, Method method, Object[] args)

Methods inherited from class java.lang.Object

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

Field Details

use

private final JAnnotationUse use

This is what we are writing to.

annotation

private final Class<A extends Annotation> annotation

The annotation that we are writing.

writerType

private final Class<W extends JAnnotationWriter<A>> writerType

The type of the writer.

arrays

private Map<String,JAnnotationArrayMember> arrays

Keeps track of writers for array members. Lazily created.

Constructor Details

TypedAnnotationWriter

public TypedAnnotationWriter(Class<A> annotation,
 Class<W> writer,
 JAnnotationUse use)

Method Details

getAnnotationUse

public JAnnotationUse getAnnotationUse()

Description copied from interface: JAnnotationWriter

Gets the underlying annotation use object to which we are writing.

Specified by:

getAnnotationUse in interface JAnnotationWriter<A extends Annotation>

getAnnotationType

public Class<A> getAnnotationType()

Description copied from interface: JAnnotationWriter

The type of the annotation that this writer is writing.

Specified by:

getAnnotationType in interface JAnnotationWriter<A extends Annotation>

invoke

public Object invoke(Object proxy,
 Method method,
 Object[] args)
              throws Throwable

Specified by:

invoke in interface InvocationHandler

Throws:

Throwable

addArrayValue

private Object addArrayValue(Object proxy,
 String name,
 Class itemType,
 Class expectedReturnType,
 Object arg)

checkType

private void checkType(Class<?> actual,
 Class<?> expected)

Check if the type of the argument matches our expectation. If not, report an error.

createProxy

private W createProxy()

Creates a proxy and returns it.

create

static <W extends JAnnotationWriter<?>> W create(Class<W> w,
 JAnnotatable annotatable)

Creates a new typed annotation writer.

findAnnotationType

private static Class<? extends Annotation> findAnnotationType(Class<?> clazz)