1 files changed, 101 insertions, 0 deletions
diff --git a/infra/data-impl/src/main/java/io/fd/honeycomb/data/impl/NormalizedNodeRewriteDeleteRegistry.java b/infra/data-impl/src/main/java/io/fd/honeycomb/data/impl/NormalizedNodeRewriteDeleteRegistry.java
new file mode 100644
index 000000000..c7832ac0e
--- /dev/null
+++ b/infra/data-impl/src/main/java/io/fd/honeycomb/data/impl/NormalizedNodeRewriteDeleteRegistry.java
@@ -0,0 +1,101 @@
+/*
+ * Copyright (c) 2017 Cisco and/or its affiliates.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.fd.honeycomb.data.impl;
+
+import java.util.Collection;
+import java.util.Collections;
+import java.util.Map;
+import javax.annotation.Nonnull;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.schema.AugmentationNode;
+import org.opendaylight.yangtools.yang.data.api.schema.ChoiceNode;
+import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
+import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
+import org.opendaylight.yangtools.yang.data.api.schema.LeafNode;
+import org.opendaylight.yangtools.yang.data.api.schema.LeafSetNode;
+import org.opendaylight.yangtools.yang.data.api.schema.MapNode;
+import org.opendaylight.yangtools.yang.model.api.ChoiceCaseNode;
+import org.opendaylight.yangtools.yang.model.api.SchemaContext;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Basic logic for creating {@link NormalizedNodeUpdate} for changed that delete by rewrite
+ */
+final class NormalizedNodeRewriteDeleteRegistry implements RewriteDeleteProducer {
+
+    private static final Logger LOG = LoggerFactory.getLogger(NormalizedNodeRewriteDeleteRegistry.class);
+
+    private final RewriteDeleteProducer leafDeleteProducer;
+    private final RewriteDeleteProducer leafListDeleteProducer;
+    private final RewriteDeleteProducer listDeleteProducer;
+    private final RewriteDeleteProducer containerDeleteProducer;
+    private final RewriteDeleteProducer choiceDeleteProducer;
+    private final RewriteDeleteProducer caseDeleteProducer;
+    private final RewriteDeleteProducer augmentationDeleteProducer;
+
+    NormalizedNodeRewriteDeleteRegistry(@Nonnull final SchemaContext ctx) {
+        leafDeleteProducer = new LeafRewriteDeleteProducer();
+        leafListDeleteProducer = new LeafListRewriteDeleteProducer();
+        listDeleteProducer = new ListRewriteDeleteProducer();
+        containerDeleteProducer = new ContainerRewriteDeleteProducer(this, ctx);
+        choiceDeleteProducer = new ChoiceRewriteDeleteProducer(this);
+        caseDeleteProducer = new CaseRewriteDeleteProducer(this);
+        augmentationDeleteProducer = new AugmentationRewriteDeleteProducer(this);
+    }
+
+    @Override
+    public Collection<NormalizedNodeUpdate> normalizedUpdates(@Nonnull final YangInstanceIdentifier topLevelIdentifier,
+                                                              @Nonnull final Map.Entry<YangInstanceIdentifier.PathArgument, DataContainerChild<? extends YangInstanceIdentifier.PathArgument, ?>> entry) {
+        if (entry.getValue() instanceof LeafNode) {
+            LOG.debug("Processing leaf node {}", topLevelIdentifier);
+            return leafDeleteProducer.normalizedUpdates(topLevelIdentifier, entry);
+        }
+
+        if (entry.getValue() instanceof LeafSetNode) {
+            LOG.debug("Processing leaf-list node {}", topLevelIdentifier);
+            return leafListDeleteProducer.normalizedUpdates(topLevelIdentifier, entry);
+        }
+
+        if (entry.getValue() instanceof MapNode) {
+            LOG.debug("Processing list {}", topLevelIdentifier);
+            return listDeleteProducer.normalizedUpdates(topLevelIdentifier, entry);
+        }
+
+        if (entry.getValue() instanceof ContainerNode) {
+            LOG.debug("Processing container {}", topLevelIdentifier);
+            return containerDeleteProducer.normalizedUpdates(topLevelIdentifier, entry);
+        }
+
+        if (entry.getValue() instanceof ChoiceNode) {
+            LOG.debug("Processing choice {}", topLevelIdentifier);
+            return choiceDeleteProducer.normalizedUpdates(topLevelIdentifier, entry);
+        }
+
+        if (entry.getValue() instanceof ChoiceCaseNode) {
+            LOG.debug("Processing case {}", topLevelIdentifier);
+            return caseDeleteProducer.normalizedUpdates(topLevelIdentifier, entry);
+        }
+
+        if (entry.getValue() instanceof AugmentationNode) {
+            LOG.debug("Processing augmentation {}", topLevelIdentifier);
+            return augmentationDeleteProducer.normalizedUpdates(topLevelIdentifier, entry);
+        }
+
+        return Collections.emptyList();
+    }
+}