+import java.util.concurrent.atomic.AtomicIntegerFieldUpdater;
+
+final class CNode<K, V> extends MainNode<K, V> {
+ @SuppressWarnings("rawtypes")
+ private static final AtomicIntegerFieldUpdater<CNode> CSIZE_UPDATER = AtomicIntegerFieldUpdater.newUpdater(
+ CNode.class, "csize");
+