BUG-4295: instantiate MERGE operations lazily

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

diff --git a/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/ListEntryModificationStrategy.java b/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/ListEntryModificationStrategy.java
index a0c5a3bdb05e7e7b7fa7b57ab7378589d4bd4b6f..f2ba17be3717a081f975c04d915d064d8a43e928 100644 (file)
--- a/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/ListEntryModificationStrategy.java
+++ b/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/ListEntryModificationStrategy.java
@@ -8,21 +8,57 @@
 package org.opendaylight.yangtools.yang.data.impl.schema.tree;
 
 import static com.google.common.base.Preconditions.checkArgument;
+import com.google.common.base.Optional;
 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.TreeType;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.spi.TreeNode;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.spi.Version;
 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.DataContainerNodeBuilder;
 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableMapEntryNodeBuilder;
 import org.opendaylight.yangtools.yang.model.api.ListSchemaNode;
 
 final class ListEntryModificationStrategy extends AbstractDataNodeContainerModificationStrategy<ListSchemaNode> {
-    ListEntryModificationStrategy(final ListSchemaNode schema) {
-        super(schema, MapEntryNode.class);
+    private final MandatoryLeafEnforcer enforcer;
+
+    ListEntryModificationStrategy(final ListSchemaNode schema, final TreeType treeType) {
+        super(schema, MapEntryNode.class, treeType);
+        enforcer = MandatoryLeafEnforcer.forContainer(schema, treeType);
+    }
+
+    @Override
+    protected TreeNode applyMerge(final ModifiedNode modification, final TreeNode currentMeta, final Version version) {
+        final TreeNode ret = super.applyMerge(modification, currentMeta, version);
+        enforcer.enforceOnTreeNode(ret);
+        return ret;
+    }
+
+    @Override
+    protected TreeNode applyWrite(final ModifiedNode modification, final Optional<TreeNode> currentMeta,
+            final Version version) {
+        final TreeNode ret = super.applyWrite(modification, currentMeta, version);
+        enforcer.enforceOnTreeNode(ret);
+        return ret;
+    }
+
+    @Override
+    protected TreeNode applyTouch(final ModifiedNode modification, final TreeNode currentMeta, final Version version) {
+        final TreeNode ret = super.applyTouch(modification, currentMeta, version);
+        enforcer.enforceOnTreeNode(ret);
+        return ret;
     }
 
     @Override
     @SuppressWarnings("rawtypes")
-    protected final DataContainerNodeBuilder createBuilder(final NormalizedNode<?, ?> original) {
+    protected DataContainerNodeBuilder createBuilder(final NormalizedNode<?, ?> original) {
         checkArgument(original instanceof MapEntryNode);
         return ImmutableMapEntryNodeBuilder.create((MapEntryNode) original);
     }
+
+    @Override
+    protected NormalizedNode<?, ?> createEmptyValue(NormalizedNode<?, ?> original) {
+        checkArgument(original instanceof MapEntryNode);
+        return ImmutableMapEntryNodeBuilder.create().withNodeIdentifier(((MapEntryNode) original).getIdentifier())
+                .build();
+    }
 }
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