1 files changed, 103 insertions, 0 deletions
diff --git a/src/MTS_SignalThread.cpp b/src/MTS_SignalThread.cpp
new file mode 100644
index 0000000..99975c0
--- /dev/null
+++ b/src/MTS_SignalThread.cpp
@@ -0,0 +1,103 @@
+/*
+ * Copyright (C) 2015 by Multi-Tech Systems
+ *
+ * This file is part of libmts.
+ *
+ * libmts is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * libmts 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with libmts.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include <mts/MTS_SignalThread.h>
+#include <mts/MTS_Logger.h>
+
+using namespace MTS;
+
+SignalThread::SignalThread(const std::string& name)
+: Thread(name, true)
+, m_bShouldExecute(false)
+, m_bCurrentlyExecuting(false)
+, m_ui32WaitMillis(200)
+{
+	init();
+}
+
+SignalThread::SignalThread(const std::string& name, uint32_t waitMillis)
+: Thread(name, true)
+, m_bShouldExecute(false)
+, m_bCurrentlyExecuting(false)
+, m_ui32WaitMillis(waitMillis)
+{
+	init();
+}
+
+void SignalThread::init()
+{
+	printConfig("SignalThread| %s - starting up", Thread::getName().c_str());
+	m_apStateLock.reset(new MTS::Lock);
+	m_apConditionLock.reset(new MTS::Lock);
+	m_apCondition.reset(m_apConditionLock->createCondition());
+}
+
+SignalThread::~SignalThread()
+{
+	stop();
+	m_apStateLock.reset();
+	m_apConditionLock.reset();
+	m_apCondition.reset();
+	printConfig("SignalThread| %s - shutting down", Thread::getName().c_str());
+}
+
+void SignalThread::signal()
+{
+	m_apConditionLock->lock();
+	m_bShouldExecute = true;
+	m_apCondition->signal();
+	m_apConditionLock->unlock();
+}
+
+void SignalThread::run()
+{
+	while (! Thread::isCanceled())
+	{
+		m_apConditionLock->lock();
+		if (! m_bShouldExecute)
+		{
+			m_apCondition->wait(m_ui32WaitMillis);
+		}
+		if (m_bShouldExecute)
+		{
+			printTrace("SignalThread| %s - starting execute() function", Thread::getName().c_str());
+			m_apStateLock->lock();
+			m_bCurrentlyExecuting = true;
+			m_apStateLock->unlock();
+			execute();
+			m_apStateLock->lock();
+			m_bCurrentlyExecuting = false;
+			m_apStateLock->unlock();
+			printTrace("SignalThread| %s - finished execute() function", Thread::getName().c_str());
+		}
+		m_bShouldExecute = false;
+		m_apConditionLock->unlock();
+	}
+}
+
+bool SignalThread::isExecuting() const
+{
+	bool retval = false;
+	m_apStateLock->lock();
+	retval = m_bCurrentlyExecuting;
+	m_apStateLock->unlock();
+
+	return retval;
+}