57 lines
1.4 KiB
C++
57 lines
1.4 KiB
C++
/*
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Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef I_DUMP_TASK_INCLUDED
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#define I_DUMP_TASK_INCLUDED
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#include "i_data_object.h"
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namespace Mysql{
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namespace Tools{
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namespace Dump{
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/**
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Interface for all individual dump process tasks.
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*/
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class I_dump_task
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{
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public:
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virtual ~I_dump_task();
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virtual I_data_object* get_related_db_object() const= 0;
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/**
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Returns true if task was fully completed by all elements of chain.
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*/
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virtual bool is_completed() const= 0;
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/**
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Sets task completed flag. Need to be called once main chain element
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receives completion report.
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*/
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virtual void set_completed()= 0;
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/**
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Returns true if task can start processing, for example when all
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dependencies are met.
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*/
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virtual bool can_be_executed() const= 0;
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};
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}
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}
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}
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#endif
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