org.elasticsearch.http.HttpUtils Maven / Gradle / Ivy

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Elasticsearch subproject :server

There is a newer version: 8.13.4

/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the Elastic License
 * 2.0 and the Server Side Public License, v 1; you may not use this file except
 * in compliance with, at your election, the Elastic License 2.0 or the Server
 * Side Public License, v 1.
 */

package org.elasticsearch.http;

public class HttpUtils {

    static final String CLOSE = "close";
    static final String CONNECTION = "connection";
    static final String KEEP_ALIVE = "keep-alive";

    // Determine if the request connection should be closed on completion.
    public static boolean shouldCloseConnection(HttpRequest httpRequest) {
        try {
            final boolean http10 = httpRequest.protocolVersion() == HttpRequest.HttpVersion.HTTP_1_0;
            return CLOSE.equalsIgnoreCase(httpRequest.header(CONNECTION))
                || (http10 && !KEEP_ALIVE.equalsIgnoreCase(httpRequest.header(CONNECTION)));
        } catch (Exception e) {
            // In case we fail to parse the http protocol version out of the request we always close the connection
            return true;
        }
    }
}