82 lines
2.1 KiB
C++
82 lines
2.1 KiB
C++
/*
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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; either version 2 of the License, or
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* (at your option) any later version.
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*
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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 Library General Public License for more details.
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*
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* OlaHttpServer.cpp
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* Ola HTTP class
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* Copyright (C) 2005-2008 Simon Newton
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*/
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#include <vector>
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#include "ola/ActionQueue.h"
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#include "ola/Callback.h"
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#include "ola/Closure.h"
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#include "ola/Logging.h"
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namespace ola {
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using std::vector;
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ActionQueue::~ActionQueue() {
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vector<Action*>::const_iterator iter;
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for (iter = m_actions.begin(); iter != m_actions.end(); ++iter)
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delete *iter;
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m_actions.clear();
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}
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void ActionQueue::AddAction(Action *action) {
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m_actions.push_back(action);
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}
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/*
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* Check the state of the current action, and if necessary run the next action.
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*/
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void ActionQueue::NextAction() {
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if (!m_success)
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return;
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if (m_action_index >= 0 && m_action_index <
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static_cast<int>(m_actions.size())) {
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if (m_actions[m_action_index]->IsFatal() &&
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m_actions[m_action_index]->Failed()) {
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// abort the chain here
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m_success = false;
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m_on_complete->Run(this);
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return;
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}
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}
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if (m_action_index >= static_cast<int>(m_actions.size())) {
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OLA_WARN << "Action queue already finished!";
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} else if (m_action_index == static_cast<int>(m_actions.size()) - 1) {
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m_action_index++;
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m_on_complete->Run(this);
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} else {
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m_action_index++;
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m_actions[m_action_index]->Perform(
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NewSingleClosure(this, &ActionQueue::NextAction));
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}
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}
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Action *ActionQueue::GetAction(unsigned int i) {
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if (i >= ActionCount())
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return NULL;
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return m_actions[i];
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}
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} // ola
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