the begginning

writeengine/server/we_cpifeederthread.h

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+/* Copyright (C) 2014 InfiniDB, Inc.
+
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License
+   as published by the Free Software Foundation; version 2 of
+   the License.
+
+   This program 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 for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+   MA 02110-1301, USA. */
+
+/*******************************************************************************
+* $Id$
+*
+*******************************************************************************/
+
+/*
+ * we_cpifeederthread.h
+ *
+ *  Created on: Mar 29, 2012
+ *      Author: bpaul
+ */
+
+#ifndef WE_CPIFEEDERTHREAD_H_
+#define WE_CPIFEEDERTHREAD_H_
+
+#include <queue>
+
+namespace WriteEngine
+{
+
+class WEDataLoader;
+class WECpiFeederThread;
+
+class WECpiFeederRunner
+{
+public:
+	WECpiFeederRunner(WECpiFeederThread& Ref): fOwner(Ref){ /* ctor */ }
+	virtual ~WECpiFeederRunner(){/* dtor */}
+	void operator()();
+
+public:
+	WECpiFeederThread& fOwner;
+};
+
+
+class WECpiFeederThread
+{
+public:
+	WECpiFeederThread(WEDataLoader& Ref);
+	virtual ~WECpiFeederThread();
+
+public:
+	void startFeederThread();
+	void add2MsgQueue(messageqcpp::ByteStream& Ibs);
+	void feedData2Cpi();
+	void stopThread();
+	bool isMsgQueueEmpty();
+	//bool isPushing() { return fPushing; }
+	bool isStopped() { return fStopped; }
+	int getQueueSize() { return fMsgQueue.size(); }
+	bool isContinue();
+private:
+
+    WEDataLoader& fOwner;
+
+	boost::condition fFeederCond;
+	boost::mutex fMsgQMutex;
+    typedef std::queue<messageqcpp::SBS> WEMsgQueue;
+    WEMsgQueue fMsgQueue;
+
+    boost::thread *fpThread;
+	bool fContinue;
+	boost::mutex fContMutex;
+	//bool fPushing;
+	bool fStopped;
+
+
+    friend class WEDataLoader;
+};
+
+} /* namespace WriteEngine */
+
+#endif /* WE_CPIFEEDERTHREAD_H_ */