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diff --git a/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/datastore/node/utils/stream/AbstractNormalizedNodeDataInput.java b/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/datastore/node/utils/stream/AbstractNormalizedNodeDataInput.java
new file mode 100644
index 0000000000..f6ab760777
--- /dev/null
+++ b/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/datastore/node/utils/stream/AbstractNormalizedNodeDataInput.java
@@ -0,0 +1,45 @@
+/*
+ * 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.controller.cluster.datastore.node.utils.stream;
+
+import static java.util.Objects.requireNonNull;
+
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.ImmutableList.Builder;
+import java.io.DataInput;
+import java.io.IOException;
+import org.eclipse.jdt.annotation.NonNull;
+import org.opendaylight.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.model.api.SchemaPath;
+
+abstract class AbstractNormalizedNodeDataInput extends ForwardingDataInput implements NormalizedNodeDataInput {
+    // Visible for subclasses
+    final @NonNull DataInput input;
+
+    AbstractNormalizedNodeDataInput(final DataInput input) {
+        this.input = requireNonNull(input);
+    }
+
+    @Override
+    final DataInput delegate() {
+        return input;
+    }
+
+    @Override
+    public final SchemaPath readSchemaPath() throws IOException {
+        final boolean absolute = input.readBoolean();
+        final int size = input.readInt();
+
+        final Builder<QName> qnames = ImmutableList.builderWithExpectedSize(size);
+        for (int i = 0; i < size; ++i) {
+            qnames.add(readQName());
+        }
+        return SchemaPath.create(qnames.build(), absolute);
+    }
+
+}