Improve ImmutableAugmentationNodeBuilder defensiveness

[yangtools.git] / yang / yang-data-impl / src / main / java / org / opendaylight / yangtools / yang / data / impl / schema / builder / impl / ImmutableAugmentationNodeBuilder.java

diff --git a/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/builder/impl/ImmutableAugmentationNodeBuilder.java b/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/builder/impl/ImmutableAugmentationNodeBuilder.java
index 481ddb09ff181a5fec4ea2271e24d846b066b526..e445f42fb630f23e68a66ba5ed5d44c4678c2acc 100644 (file)
--- a/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/builder/impl/ImmutableAugmentationNodeBuilder.java
+++ b/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/builder/impl/ImmutableAugmentationNodeBuilder.java
@@ -8,44 +8,83 @@
 package org.opendaylight.yangtools.yang.data.impl.schema.builder.impl;
 
 import java.util.Map;
-
-import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier;
+import org.eclipse.jdt.annotation.NonNull;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.AugmentationIdentifier;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
 import org.opendaylight.yangtools.yang.data.api.schema.AugmentationNode;
 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
-import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.DataContainerNodeBuilder;
+import org.opendaylight.yangtools.yang.data.api.schema.builder.DataContainerNodeBuilder;
+import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.valid.DataValidationException;
 import org.opendaylight.yangtools.yang.data.impl.schema.nodes.AbstractImmutableDataContainerNode;
 
-import com.google.common.base.Preconditions;
-
 public class ImmutableAugmentationNodeBuilder
-        extends AbstractImmutableDataContainerNodeBuilder<InstanceIdentifier.AugmentationIdentifier, AugmentationNode> {
+        extends AbstractImmutableDataContainerNodeBuilder<AugmentationIdentifier, AugmentationNode> {
+
+    protected ImmutableAugmentationNodeBuilder() {
+    }
+
+    protected ImmutableAugmentationNodeBuilder(final int sizeHint) {
+        super(sizeHint);
+    }
+
+    public ImmutableAugmentationNodeBuilder(final ImmutableAugmentationNode node) {
+        super(node);
+    }
 
-    public static DataContainerNodeBuilder<InstanceIdentifier.AugmentationIdentifier, AugmentationNode> create() {
+    public static @NonNull DataContainerNodeBuilder<AugmentationIdentifier, AugmentationNode> create() {
         return new ImmutableAugmentationNodeBuilder();
     }
 
+    public static @NonNull DataContainerNodeBuilder<AugmentationIdentifier, AugmentationNode> create(
+            final int sizeHint) {
+        return new ImmutableAugmentationNodeBuilder(sizeHint);
+    }
+
+    public static @NonNull DataContainerNodeBuilder<AugmentationIdentifier, AugmentationNode> create(
+            final AugmentationNode node) {
+        if (!(node instanceof ImmutableAugmentationNode)) {
+            throw new UnsupportedOperationException(String.format("Cannot initialize from class %s", node.getClass()));
+        }
+
+        return new ImmutableAugmentationNodeBuilder((ImmutableAugmentationNode)node);
+    }
+
     @Override
-    public DataContainerNodeBuilder<InstanceIdentifier.AugmentationIdentifier, AugmentationNode> withChild(
-            DataContainerChild<?, ?> child) {
+    public DataContainerNodeBuilder<AugmentationIdentifier, AugmentationNode> withChild(
+            final DataContainerChild child) {
         // Check nested augments
-        Preconditions.checkArgument(child instanceof AugmentationNode == false,
-                "Unable to add: %s, as a child for: %s, Nested augmentations are not permitted", child.getNodeType(),
-                nodeIdentifier == null ? this : nodeIdentifier);
+        if (child instanceof AugmentationNode) {
+            final AugmentationIdentifier myId = getNodeIdentifier();
+            throw new DataValidationException(String.format(
+                "Unable to add: %s, as a child for: %s, Nested augmentations are not permitted", child.getIdentifier(),
+                myId == null ? this : myId));
+        }
 
         return super.withChild(child);
     }
 
+    @Override
+    public DataContainerNodeBuilder<AugmentationIdentifier, AugmentationNode> withoutChild(final PathArgument key) {
+        return super.withoutChild(key);
+    }
+
     @Override
     public AugmentationNode build() {
-        return new ImmutableAugmentationNode(nodeIdentifier, value);
+        return new ImmutableAugmentationNode(getNodeIdentifier(), buildValue());
     }
 
-    static final class ImmutableAugmentationNode
-            extends AbstractImmutableDataContainerNode<InstanceIdentifier.AugmentationIdentifier>
+    private static final class ImmutableAugmentationNode
+            extends AbstractImmutableDataContainerNode<AugmentationIdentifier, AugmentationNode>
             implements AugmentationNode {
 
-        ImmutableAugmentationNode(InstanceIdentifier.AugmentationIdentifier nodeIdentifier, Map<InstanceIdentifier.PathArgument, DataContainerChild<? extends InstanceIdentifier.PathArgument, ?>> children) {
+        ImmutableAugmentationNode(final AugmentationIdentifier nodeIdentifier,
+                final Map<PathArgument, Object> children) {
             super(children, nodeIdentifier);
         }
+
+        @Override
+        protected Class<AugmentationNode> implementedType() {
+            return AugmentationNode.class;
+        }
     }
 }