Separate out mdsal-binding-dom-codec-spi

[mdsal.git] / binding / mdsal-binding-dom-codec / src / main / java / org / opendaylight / mdsal / binding / dom / codec / util / AbstractBindingLazyContainerNode.java

diff --git a/binding/mdsal-binding-dom-codec/src/main/java/org/opendaylight/mdsal/binding/dom/codec/util/AbstractBindingLazyContainerNode.java b/binding/mdsal-binding-dom-codec/src/main/java/org/opendaylight/mdsal/binding/dom/codec/util/AbstractBindingLazyContainerNode.java
deleted file mode 100644 (file)
index e2a4b40..0000000
--- a/binding/mdsal-binding-dom-codec/src/main/java/org/opendaylight/mdsal/binding/dom/codec/util/AbstractBindingLazyContainerNode.java
+++ /dev/null
@@ -1,116 +0,0 @@
-/*
- * Copyright (c) 2018 Pantheon Technologies, s.r.o. 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.mdsal.binding.dom.codec.util;
-
-import static java.util.Objects.requireNonNull;
-
-import com.google.common.annotations.Beta;
-import com.google.common.collect.ForwardingObject;
-import java.util.Collection;
-import java.util.Optional;
-import org.checkerframework.checker.lock.qual.GuardedBy;
-import org.eclipse.jdt.annotation.NonNull;
-import org.eclipse.jdt.annotation.Nullable;
-import org.opendaylight.mdsal.binding.dom.codec.api.BindingLazyContainerNode;
-import org.opendaylight.yangtools.yang.binding.DataObject;
-import org.opendaylight.yangtools.yang.common.QName;
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
-import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
-import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
-
-/**
- * A {@link ContainerNode} backed by a binding {@link DataObject}, with lazy instantiation of the ContainerNode view.
- * This class is thread-safe.
- *
- * @param <T> Binding DataObject type
- * @author Robert Varga
- */
-@Beta
-public abstract class AbstractBindingLazyContainerNode<T extends DataObject, C> extends ForwardingObject
-        implements BindingLazyContainerNode<T> {
-    private final @NonNull NodeIdentifier identifier;
-    private final @NonNull T bindingData;
-
-    private volatile @Nullable ContainerNode delegate;
-    @GuardedBy("this")
-    private @Nullable C context;
-
-    protected AbstractBindingLazyContainerNode(final @NonNull NodeIdentifier identifier, final @NonNull T bindingData,
-            final C context) {
-        this.identifier = requireNonNull(identifier);
-        this.bindingData = requireNonNull(bindingData);
-        this.context = context;
-    }
-
-    @Override
-    public final @NonNull T getDataObject() {
-        return bindingData;
-    }
-
-    @Override
-    public final @NonNull NodeIdentifier getIdentifier() {
-        return identifier;
-    }
-
-    @Override
-    public final QName getNodeType() {
-        return identifier.getNodeType();
-    }
-
-    @Override
-    public final ContainerNode getDelegate() {
-        return delegate();
-    }
-
-    @Override
-    public Collection<DataContainerChild<? extends PathArgument, ?>> getValue() {
-        return delegate().getValue();
-    }
-
-    @Override
-    public Optional<DataContainerChild<? extends PathArgument, ?>> getChild(final PathArgument child) {
-        return delegate().getChild(child);
-    }
-
-    @Override
-    public int hashCode() {
-        return delegate().hashCode();
-    }
-
-    @Override
-    public boolean equals(final @Nullable Object obj) {
-        if (this == obj) {
-            return true;
-        }
-        if (!(obj instanceof ContainerNode)) {
-            return false;
-        }
-        final ContainerNode other = (ContainerNode) obj;
-        return delegate().equals(other);
-    }
-
-    @Override
-    protected final @NonNull ContainerNode delegate() {
-        ContainerNode local = delegate;
-        if (local == null) {
-            synchronized (this) {
-                local = delegate;
-                if (local == null) {
-                    local = delegate = requireNonNull(computeContainerNode(context));
-                    context = null;
-                }
-            }
-        }
-
-        return local;
-    }
-
-    @GuardedBy("this")
-    protected abstract @NonNull ContainerNode computeContainerNode(C context);
-}