Remove AbstractRegistrationTree

[controller.git] / opendaylight / md-sal / sal-dom-spi / src / main / java / org / opendaylight / controller / md / sal / dom / spi / RegistrationTreeSnapshot.java

diff --git a/opendaylight/md-sal/sal-dom-spi/src/main/java/org/opendaylight/controller/md/sal/dom/spi/RegistrationTreeSnapshot.java b/opendaylight/md-sal/sal-dom-spi/src/main/java/org/opendaylight/controller/md/sal/dom/spi/RegistrationTreeSnapshot.java
deleted file mode 100644 (file)
index d3cbdad..0000000
--- a/opendaylight/md-sal/sal-dom-spi/src/main/java/org/opendaylight/controller/md/sal/dom/spi/RegistrationTreeSnapshot.java
+++ /dev/null
@@ -1,48 +0,0 @@
-/**
- * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,
- * and is available at http://www.eclipse.org/legal/epl-v10.html
- */
-package org.opendaylight.controller.md.sal.dom.spi;
-
-import com.google.common.base.Preconditions;
-import java.util.concurrent.atomic.AtomicIntegerFieldUpdater;
-import java.util.concurrent.locks.Lock;
-
-/**
- * A stable read-only snapshot of a {@link AbstractRegistrationTree}.
- *
- * @author Robert Varga
- *
- * @deprecated Use {@link org.opendaylight.mdsal.dom.spi.RegistrationTreeSnapshot} instead.
- */
-@Deprecated
-public final class RegistrationTreeSnapshot<T> implements AutoCloseable {
-    @SuppressWarnings("rawtypes")
-    private static final AtomicIntegerFieldUpdater<RegistrationTreeSnapshot> CLOSED_UPDATER =
-            AtomicIntegerFieldUpdater.newUpdater(RegistrationTreeSnapshot.class, "closed");
-    private final RegistrationTreeNode<T> node;
-    private final Lock lock;
-
-    // Used via CLOSED_UPDATER
-    @SuppressWarnings("unused")
-    private volatile int closed = 0;
-
-    RegistrationTreeSnapshot(final Lock lock, final RegistrationTreeNode<T> node) {
-        this.lock = Preconditions.checkNotNull(lock);
-        this.node = Preconditions.checkNotNull(node);
-    }
-
-    public RegistrationTreeNode<T> getRootNode() {
-        return node;
-    }
-
-    @Override
-    public void close() {
-        if (CLOSED_UPDATER.compareAndSet(this, 0, 1)) {
-            lock.unlock();
-        }
-    }
-}