JDK14/Java14源码在线阅读

/*
 * Copyright (c) 2005, 2015, 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.
 */

#ifndef __MessageHistory_H__
#define __MessageHistory_H__

#include <list>
#include <string>

class MessageHistory
{
public:
    static size_t sm_MaxMessages;
private:
    typedef std::list< std::string > stringlist;
    stringlist m_Messages;
    stringlist::const_iterator m_CurrentPosition;

public:
    void AddMessage(const char * message);
    const char * GetFirstMessage();
    const char * GetPreviousMessage();
    const char * GetNextMessage();
    const char * GetLastMessage();
    const char * GetCurrentMessage();

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