8039520: More atomicity of atomic updates

Reviewed-by: dl, skoivu, igerasim

8039520: More atomicity of atomic updates
Reviewed-by: dl, skoivu, igerasim
912c1f85 · chegar · f5ff3351 · 912c1f85
隐藏空白更改
内联并排

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src/share/classes/java/util/concurrent/atomic/AtomicReferenceFieldUpdater.java ...a/util/concurrent/atomic/AtomicReferenceFieldUpdater.java +2 -0

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--- a/src/share/classes/java/util/concurrent/atomic/AtomicReferenceFieldUpdater.java
+++ b/src/share/classes/java/util/concurrent/atomic/AtomicReferenceFieldUpdater.java
@@ -334,6 +334,8 @@ public abstract class AtomicReferenceFieldUpdater<T,V> {

            if (vclass != fieldClass)
                throw new ClassCastException();
+            if (vclass.isPrimitive())
+                throw new IllegalArgumentException("Must be reference type");

            if (!Modifier.isVolatile(modifiers))
                throw new IllegalArgumentException("Must be volatile type");