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Remove JDK 9 workarounds etc

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See gh-17778
This commit is contained in:
Juergen Hoeller
2021-09-17 08:58:19 +02:00
parent e0a4b05142
commit b74e93807e
15 changed files with 36 additions and 77 deletions
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8
spring-aop/src/main/java/org/springframework/aop/framework/AopProxyUtils.java
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@@ -33,7 +33,6 @@ import org.springframework.lang.Nullable;
import org.springframework.util.Assert;
import org.springframework.util.ClassUtils;
import org.springframework.util.ObjectUtils;
import org.springframework.util.ReflectionUtils;
/**
* Utility methods for AOP proxy factories.
@@ -48,11 +47,6 @@ import org.springframework.util.ReflectionUtils;
*/
public abstract class AopProxyUtils {
// JDK 17 Class.isSealed() method available?
@Nullable
private static final Method isSealedMethod = ClassUtils.getMethodIfAvailable(Class.class, "isSealed");
/**
* Obtain the singleton target object behind the given proxy, if any.
* @param candidate the (potential) proxy to check
@@ -142,7 +136,7 @@ public abstract class AopProxyUtils {
List<Class<?>> proxiedInterfaces = new ArrayList<>(specifiedInterfaces.length + 3);
for (Class<?> ifc : specifiedInterfaces) {
// Only non-sealed interfaces are actually eligible for JDK proxying (on JDK 17)
if (isSealedMethod == null || Boolean.FALSE.equals(ReflectionUtils.invokeMethod(isSealedMethod, ifc))) {
if (!ifc.isSealed()) {
proxiedInterfaces.add(ifc);
}
}