javax.servlet.http.WebConnection.java Source code

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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2017-2017 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://oss.oracle.com/licenses/CDDL+GPL-1.1
 * or LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
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package javax.servlet.http;

import java.io.IOException;
import javax.servlet.ServletInputStream;
import javax.servlet.ServletOutputStream;

/**
 * This interface encapsulates the connection for an upgrade request.
 * It allows the protocol handler to send service requests and status
 * queries to the container.
 *
 * @since Servlet 3.1
 */

public interface WebConnection extends AutoCloseable {
    /**
     * Returns an input stream for this web connection.
     *
     * @return a ServletInputStream for reading binary data
     *
     * @exception IOException if an I/O error occurs
     */
    public ServletInputStream getInputStream() throws IOException;

    /**
     * Returns an output stream for this web connection.
     *
     * @return a ServletOutputStream for writing binary data
     *
     * @exception IOException if an I/O error occurs
     */
    public ServletOutputStream getOutputStream() throws IOException;
}