archive/jdk
1
0
Fork 0
mirror of https://github.com/openjdk/jdk.git synced 2025-08-28 15:24:43 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

8225540: In core reflection note whether returned annotations are declaration or type annotations

Browse source 
Reviewed-by: alanb, prappo
This commit is contained in:
Joe Darcy 2020-04-09 14:16:17 -07:00
parent b7d5172b89
commit 455d2e7cea
13 changed files with 209 additions and 24 deletions
Download patch file Download diff file Expand all files Collapse all files

24
src/java.base/share/classes/java/lang/reflect/Parameter.java
View file

@ -75,6 +75,7 @@ public final class Parameter implements AnnotatedElement {
* @param obj The object to compare.
* @return Whether or not this is equal to the argument.
*/
@Override
public boolean equals(Object obj) {
if(obj instanceof Parameter) {
Parameter other = (Parameter)obj;
@ -90,6 +91,7 @@ public final class Parameter implements AnnotatedElement {
*
* @return A hash code based on the executable's hash code.
*/
@Override
public int hashCode() {
return executable.hashCode() ^ index;
}
@ -120,6 +122,7 @@ public final class Parameter implements AnnotatedElement {
* @return A string representation of the parameter and associated
* information.
*/
@Override
public String toString() {
final StringBuilder sb = new StringBuilder();
final Type type = getParameterizedType();
@ -280,8 +283,11 @@ public final class Parameter implements AnnotatedElement {
/**
* {@inheritDoc}
* <p>Note that any annotation returned by this method is a
* declaration annotation.
* @throws NullPointerException {@inheritDoc}
*/
@Override
public <T extends Annotation> T getAnnotation(Class<T> annotationClass) {
Objects.requireNonNull(annotationClass);
return annotationClass.cast(declaredAnnotations().get(annotationClass));
@ -289,6 +295,9 @@ public final class Parameter implements AnnotatedElement {
/**
* {@inheritDoc}
* <p>Note that any annotations returned by this method are
* declaration annotations.
*
* @throws NullPointerException {@inheritDoc}
*/
@Override
@ -300,14 +309,22 @@ public final class Parameter implements AnnotatedElement {
/**
* {@inheritDoc}
* <p>Note that any annotations returned by this method are
* declaration annotations.
*/
@Override
public Annotation[] getDeclaredAnnotations() {
return executable.getParameterAnnotations()[index];
}
/**
* {@inheritDoc}
* <p>Note that any annotation returned by this method is a
* declaration annotation.
*
* @throws NullPointerException {@inheritDoc}
*/
@Override
public <T extends Annotation> T getDeclaredAnnotation(Class<T> annotationClass) {
// Only annotations on classes are inherited, for all other
// objects getDeclaredAnnotation is the same as
@ -316,6 +333,10 @@ public final class Parameter implements AnnotatedElement {
}
/**
* {@inheritDoc}
* <p>Note that any annotations returned by this method are
* declaration annotations.
*
* @throws NullPointerException {@inheritDoc}
*/
@Override
@ -328,7 +349,10 @@ public final class Parameter implements AnnotatedElement {
/**
* {@inheritDoc}
* <p>Note that any annotations returned by this method are
* declaration annotations.
*/
@Override
public Annotation[] getAnnotations() {
return getDeclaredAnnotations();
}