Promote ImmutableNodes to yang-data-spi

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

diff --git a/data/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/nodes/LazyLeafOperations.java b/data/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/nodes/LazyLeafOperations.java
deleted file mode 100644 (file)
index b4c6403..0000000
--- a/data/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/nodes/LazyLeafOperations.java
+++ /dev/null
@@ -1,64 +0,0 @@
-/*
- * Copyright (c) 2019 PANTHEON.tech, 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.yangtools.yang.data.impl.schema.nodes;
-
-import static com.google.common.base.Verify.verify;
-import static java.util.Objects.requireNonNull;
-
-import com.google.common.annotations.Beta;
-import java.util.Map;
-import org.eclipse.jdt.annotation.NonNull;
-import org.eclipse.jdt.annotation.Nullable;
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
-import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
-import org.opendaylight.yangtools.yang.data.api.schema.LeafNode;
-import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
-
-/**
- * Support utilities for dealing with Maps which would normally hold {@link DataContainerChild} values, but are modified
- * to eliminate {@link LeafNode} instances.
- */
-@Beta
-public final class LazyLeafOperations {
-    private LazyLeafOperations() {
-        // Hidden on purpose
-    }
-
-    public static @Nullable DataContainerChild getChild(final Map<NodeIdentifier, Object> map,
-            final NodeIdentifier key) {
-        final Object value = map.get(key);
-        return value == null ? null : decodeChild(key, value);
-    }
-
-    public static void putChild(final Map<NodeIdentifier, Object> map, final DataContainerChild child) {
-        final var node = requireNonNull(child);
-        map.put(node.name(), encodeExpendableChild(node));
-    }
-
-    static @NonNull LeafNode<?> coerceLeaf(final NodeIdentifier key, final Object value) {
-        return ImmutableNodes.leafNode(key, value);
-    }
-
-    private static @Nullable DataContainerChild decodeChild(final NodeIdentifier key, final @NonNull Object value) {
-        return decodeExpendableChild(key, value);
-    }
-
-    private static @NonNull DataContainerChild decodeExpendableChild(final NodeIdentifier key,
-            final @NonNull Object value) {
-        return value instanceof DataContainerChild child ? child : coerceLeaf(key, value);
-    }
-
-    private static @NonNull Object encodeExpendableChild(final @NonNull DataContainerChild node) {
-        return node instanceof LeafNode<?> leafNode ? verifyEncode(leafNode.body()) : node;
-    }
-
-    private static @NonNull Object verifyEncode(final @NonNull Object value) {
-        verify(!(value instanceof DataContainerChild), "Unexpected leaf value %s", value);
-        return value;
-    }
-}