/* * SPDX-License-Identifier: Apache-2.0 * * The OpenSearch Contributors require contributions made to * this file be licensed under the Apache-2.0 license or a * compatible open source license. */ /* * Licensed to Elasticsearch under one or more contributor * license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright * ownership. Elasticsearch 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. */ /* * Modifications Copyright OpenSearch Contributors. See * GitHub history for details. */ package org.opensearch.transport; import org.opensearch.Version; import org.opensearch.core.common.io.stream.Writeable; import org.opensearch.common.util.concurrent.ThreadContext; /** * Represents a transport message sent over the network. Subclasses implement serialization and * deserialization. * * @opensearch.internal */ public abstract class NetworkMessage { protected final Version version; protected final Writeable threadContext; protected final long requestId; protected final byte status; NetworkMessage(ThreadContext threadContext, Version version, byte status, long requestId) { this.threadContext = threadContext.captureAsWriteable(); this.version = version; this.requestId = requestId; this.status = status; } public Version getVersion() { return version; } public long getRequestId() { return requestId; } boolean isCompress() { return TransportStatus.isCompress(status); } boolean isResponse() { return TransportStatus.isRequest(status) == false; } boolean isRequest() { return TransportStatus.isRequest(status); } boolean isHandshake() { return TransportStatus.isHandshake(status); } boolean isError() { return TransportStatus.isError(status); } }