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Java example source code file (MessageHandler.java)

This example Java source code file (MessageHandler.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

ioexception, messagehandler

The MessageHandler.java Java example source code

/*
 * Copyright (c) 2002, 2003, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */
package com.sun.corba.se.impl.protocol.giopmsgheaders;

import java.io.IOException;

/**
 * Interface which allows an implementation to use
 * double dispatch when processing the various
 * concrete message types found in this package.
 */
public interface MessageHandler
{
    //
    // REVISIT - These should not throw IOException.
    //           Should be handled internally.

    /**
     * Used for message types for which we don't have concrete classes, yet,
     * such as CloseConnection and MessageError, as well as unknown types.
     */
    void handleInput(Message header) throws IOException;

    // Request
    void handleInput(RequestMessage_1_0 header) throws IOException;
    void handleInput(RequestMessage_1_1 header) throws IOException;
    void handleInput(RequestMessage_1_2 header) throws IOException;

    // Reply
    void handleInput(ReplyMessage_1_0 header) throws IOException;
    void handleInput(ReplyMessage_1_1 header) throws IOException;
    void handleInput(ReplyMessage_1_2 header) throws IOException;

    // LocateRequest
    void handleInput(LocateRequestMessage_1_0 header) throws IOException;
    void handleInput(LocateRequestMessage_1_1 header) throws IOException;
    void handleInput(LocateRequestMessage_1_2 header) throws IOException;

    // LocateReply
    void handleInput(LocateReplyMessage_1_0 header) throws IOException;
    void handleInput(LocateReplyMessage_1_1 header) throws IOException;
    void handleInput(LocateReplyMessage_1_2 header) throws IOException;

    // Fragment
    void handleInput(FragmentMessage_1_1 header) throws IOException;
    void handleInput(FragmentMessage_1_2 header) throws IOException;

    // CancelRequest
    void handleInput(CancelRequestMessage header) throws IOException;
}

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