2 * Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.controller.cluster.datastore.node.utils.stream;
10 import com.google.common.annotations.Beta;
11 import java.io.DataInput;
12 import java.io.DataOutput;
13 import java.io.IOException;
14 import org.eclipse.jdt.annotation.NonNull;
17 public final class NormalizedNodeInputOutput {
18 private NormalizedNodeInputOutput() {
19 throw new UnsupportedOperationException();
23 * Creates a new {@link NormalizedNodeDataInput} instance that reads from the given input. This method first reads
24 * and validates that the input contains a valid NormalizedNode stream.
26 * @param input the DataInput to read from
27 * @return a new {@link NormalizedNodeDataInput} instance
28 * @throws IOException if an error occurs reading from the input
30 public static NormalizedNodeDataInput newDataInput(final @NonNull DataInput input) throws IOException {
31 return new VersionedNormalizedNodeDataInput(input).delegate();
35 * Creates a new {@link NormalizedNodeDataInput} instance that reads from the given input. This method does not
36 * perform any initial validation of the input stream.
38 * @param input the DataInput to read from
39 * @return a new {@link NormalizedNodeDataInput} instance
41 public static NormalizedNodeDataInput newDataInputWithoutValidation(final @NonNull DataInput input) {
42 return new VersionedNormalizedNodeDataInput(input);
46 * Creates a new {@link NormalizedNodeDataOutput} instance that writes to the given output and latest current
49 * @param output the DataOutput to write to
50 * @return a new {@link NormalizedNodeDataOutput} instance
52 public static NormalizedNodeDataOutput newDataOutput(final @NonNull DataOutput output) {
53 return new NormalizedNodeOutputStreamWriter(output);
57 * Creates a new {@link NormalizedNodeDataOutput} instance that writes to the given output.
59 * @param output the DataOutput to write to
60 * @param version Streaming version to use
61 * @return a new {@link NormalizedNodeDataOutput} instance
63 public static NormalizedNodeDataOutput newDataOutput(final @NonNull DataOutput output,
64 final @NonNull NormalizedNodeStreamVersion version) {
67 return new LithiumNormalizedNodeOutputStreamWriter(output);
69 return new SodiumNormalizedNodeOutputStreamWriter(output);
71 throw new IllegalStateException("Unhandled version " + version);