Bug 2364: Migrated Binding MD-SAL to not use composites nodes

[controller.git] / opendaylight / md-sal / sal-binding-broker / src / main / java / org / opendaylight / controller / md / sal / binding / impl / LazySerializedContainerNode.java

diff --git a/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/md/sal/binding/impl/LazySerializedContainerNode.java b/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/md/sal/binding/impl/LazySerializedContainerNode.java
new file mode 100644 (file)
index 0000000..9eb4ed7
--- /dev/null
+++ b/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/md/sal/binding/impl/LazySerializedContainerNode.java
@@ -0,0 +1,84 @@
+/*
+ * 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.binding.impl;
+
+import com.google.common.base.Optional;
+import java.util.Collection;
+import java.util.Map;
+import org.opendaylight.yangtools.binding.data.codec.impl.BindingNormalizedNodeCodecRegistry;
+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;
+
+/**
+ *
+ * FIXME: Should be this moved to binding-data-codec?
+ *
+ */
+class LazySerializedContainerNode implements ContainerNode {
+
+    private final NodeIdentifier identifier;
+    private final DataObject bindingData;
+
+    private BindingNormalizedNodeCodecRegistry registry;
+    private ContainerNode domData;
+
+    LazySerializedContainerNode(QName identifier, DataObject binding,
+            BindingNormalizedNodeCodecRegistry registry) {
+        this.identifier = new NodeIdentifier(identifier);
+        this.bindingData = binding;
+        this.registry = registry;
+        this.domData = null;
+    }
+
+    @Override
+    public Map<QName, String> getAttributes() {
+        return delegate().getAttributes();
+    }
+
+    private ContainerNode delegate() {
+        if(domData == null) {
+            domData = registry.toNormalizedNodeRpcData(bindingData);
+            registry = null;
+        }
+        return domData;
+    }
+
+    @Override
+    public QName getNodeType() {
+        return delegate().getNodeType();
+    }
+
+    @Override
+    public Collection<DataContainerChild<? extends PathArgument, ?>> getValue() {
+        return delegate().getValue();
+    }
+
+    @Override
+    public NodeIdentifier getIdentifier() {
+        return identifier;
+    }
+
+    @Override
+    public Optional<DataContainerChild<? extends PathArgument, ?>> getChild(PathArgument child) {
+        return delegate().getChild(child);
+    }
+
+    @Override
+    public Object getAttributeValue(QName name) {
+        return delegate().getAttributeValue(name);
+    }
+
+    public DataObject bindingData() {
+        return bindingData;
+    }
+
+}