Cut off path to Class serialization for all #9633

core/runtime/src/main/java/io/quarkus/runtime/graal/JavaIOSubstitutions.java

@@ -0,0 +1,25 @@
+package io.quarkus.runtime.graal;
+
+import java.io.ObjectStreamClass;
+
+import com.oracle.svm.core.annotate.Substitute;
+import com.oracle.svm.core.annotate.TargetClass;
+
+@TargetClass(java.io.ObjectStreamClass.class)
+@SuppressWarnings({ "unused" })
+final class Target_java_io_ObjectStreamClass {
+
+    @Substitute
+    private static ObjectStreamClass lookup(Class<?> cl, boolean all) {
+        throw new UnsupportedOperationException("Serialization of class definitions not supported");
+    }
+
+    private Target_java_io_ObjectStreamClass(final Class<?> cl) {
+        throw new UnsupportedOperationException("Serialization of class definitions not supported");
+    }
+
+    private Target_java_io_ObjectStreamClass() {
+        throw new UnsupportedOperationException("Not supported");
+    }
+
+}