| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more contributor license |
| * agreements. See the NOTICE file distributed with this work for additional information regarding |
| * copyright ownership. The ASF licenses this file to You 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 org.apache.geode.internal.tcp; |
| |
| import java.nio.ByteBuffer; |
| |
| import org.apache.geode.internal.serialization.KnownVersion; |
| import org.apache.geode.internal.serialization.VersionedDataStream; |
| |
| /** |
| * An extension to {@link ByteBufferInputStream} that implements {@link VersionedDataStream} for a |
| * stream coming from a different product version. |
| * |
| * @since GemFire 7.1 |
| */ |
| public class VersionedByteBufferInputStream extends ByteBufferInputStream |
| implements VersionedDataStream { |
| |
| private final KnownVersion version; |
| |
| /** |
| * Create a ByteBuffer input stream whose contents are null at given product {@link KnownVersion}. |
| * |
| * @param version the product version for which this stream was created |
| */ |
| public VersionedByteBufferInputStream(KnownVersion version) { |
| super(); |
| this.version = version; |
| } |
| |
| /** |
| * Create a ByteBuffer input stream whose contents are the given {@link ByteBuffer} at given |
| * product {@link KnownVersion}. |
| * |
| * @param buffer the byte buffer to read |
| * @param version the product version for which this stream was created |
| */ |
| public VersionedByteBufferInputStream(ByteBuffer buffer, KnownVersion version) { |
| super(buffer); |
| this.version = version; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public KnownVersion getVersion() { |
| return version; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public String toString() { |
| return super.toString() + " (" + version + ')'; |
| } |
| } |