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8242208: Use Method.getParameterCount where applicable

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Reviewed-by: redestad, chegar
This commit is contained in:
Christoph Dreis 2020-04-06 13:46:09 +02:00 • committed by Claes Redestad
parent e9adf7bbe1
commit 08b90285b2
3 changed files with 5 additions and 5 deletions
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6
src/java.base/share/classes/java/lang/invoke/MethodHandleProxies.java
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@ -276,13 +276,13 @@ public class MethodHandleProxies {
switch (m.getName()) {
case "toString":
return (m.getReturnType() == String.class
&& m.getParameterTypes().length == 0);
&& m.getParameterCount() == 0);
case "hashCode":
return (m.getReturnType() == int.class
&& m.getParameterTypes().length == 0);
&& m.getParameterCount() == 0);
case "equals":
return (m.getReturnType() == boolean.class
&& m.getParameterTypes().length == 1
&& m.getParameterCount() == 1
&& m.getParameterTypes()[0] == Object.class);
}
return false;

2
src/java.base/share/classes/java/lang/reflect/Executable.java
View file

@ -378,7 +378,7 @@ public abstract class Executable extends AccessibleObject
private void verifyParameters(final Parameter[] parameters) {
final int mask = Modifier.FINAL | Modifier.SYNTHETIC | Modifier.MANDATED;
if (getParameterTypes().length != parameters.length)
if (getParameterCount() != parameters.length)
throw new MalformedParametersException("Wrong number of parameters in MethodParameters attribute");
for (Parameter parameter : parameters) {

2
src/java.base/share/classes/sun/reflect/annotation/AnnotationType.java
View file

@ -121,7 +121,7 @@ public class AnnotationType {
if (Modifier.isPublic(method.getModifiers()) &&
Modifier.isAbstract(method.getModifiers()) &&
!method.isSynthetic()) {
if (method.getParameterTypes().length != 0) {
if (method.getParameterCount() != 0) {
throw new IllegalArgumentException(method + " has params");
}
String name = method.getName();