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8269351: Proxy::newProxyInstance and MethodHandleProxies::asInterfaceInstance should reject sealed interfaces

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Reviewed-by: darcy, alanb
This commit is contained in:
Mandy Chung 2021-06-26 16:46:57 +00:00
parent 824a51693e
commit 3d0d27ce57
4 changed files with 101 additions and 4 deletions
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7
src/java.base/share/classes/java/lang/reflect/Proxy.java
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@ -710,6 +710,10 @@ public class Proxy implements java.io.Serializable {
throw new IllegalArgumentException(intf.getName() + " is a hidden interface");
}
if (intf.isSealed()) {
throw new IllegalArgumentException(intf.getName() + " is a sealed interface");
}
/*
* Verify that the class loader resolves the name of this
* interface to the same Class object.
@ -930,7 +934,8 @@ public class Proxy implements java.io.Serializable {
* if any of the following restrictions is violated:</a>
* <ul>
* <li>All of {@code Class} objects in the given {@code interfaces} array
* must represent {@linkplain Class#isHidden() non-hidden} interfaces,
* must represent {@linkplain Class#isHidden() non-hidden} and
* {@linkplain Class#isSealed() non-sealed} interfaces,
* not classes or primitive types.
*
* <li>No two elements in the {@code interfaces} array may