initial commit for github

mapping/engine/periodic_trigger.cpp

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+/**
+ * @file
+ *
+ * @copyright
+ * @verbatim
+   Copyright @ 2017 Audi Electronics Venture GmbH. All rights reserved.
+
+       This Source Code Form is subject to the terms of the Mozilla
+       Public License, v. 2.0. If a copy of the MPL was not distributed
+       with this file, You can obtain one at https://mozilla.org/MPL/2.0/.
+
+   If it is not possible or desirable to put the notice in a particular file, then
+   You may include the notice in a location (such as a LICENSE file in a
+   relevant directory) where a recipient would be likely to look for such a notice.
+
+   You may add additional accurate notices of copyright ownership.
+   @endverbatim
+*/
+
+#include "periodic_trigger.h"
+
+using namespace mapping::rt;
+
+PeriodicTrigger::PeriodicTrigger(IMappingEnvironment& oEnv,
+    const std::string& strTriggerName, double fPeriod) : _env(oEnv),
+    _name(strTriggerName), _period(fPeriod), _running(false)
+{
+}
+
+PeriodicTrigger::~PeriodicTrigger()
+{
+    _env.unregisterPeriodicTimer((timestamp_t)_period * 1000, this);
+}
+
+a_util::result::Result PeriodicTrigger::create()
+{
+    return _env.registerPeriodicTimer((timestamp_t)_period * 1000, this);
+}
+
+a_util::result::Result PeriodicTrigger::start()
+{
+    _running = true;
+    return a_util::result::SUCCESS;
+}
+
+a_util::result::Result PeriodicTrigger::stop()
+{
+    _running = false;
+    return a_util::result::SUCCESS;
+}
+
+void PeriodicTrigger::onTimer(timestamp_t tmNow)
+{
+    if (_running)
+    {
+        for(TargetSet::iterator it = _targets.begin(); it != _targets.end(); ++it)
+        {
+            const void* pBuffer = NULL;
+            size_t szBuffer = 0;
+            (*it)->aquireReadLock();
+            (*it)->updateTriggerFunctionValues();
+            if (isOk((*it)->getBufferRef(pBuffer, szBuffer)))
+            {
+                _env.sendTarget((handle_t)*it, pBuffer, szBuffer, tmNow);
+            }
+            (*it)->releaseReadLock();
+        }
+    }
+}