the begginning

writeengine/server/we_readthread.h

@@ -0,0 +1,161 @@
+/* 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_readthread.h 4609 2013-04-19 15:32:02Z chao $
+*
+*******************************************************************************/
+#ifndef WE_SRV_READTHREAD_H__
+#define WE_SRV_READTHREAD_H__
+
+#include <unistd.h>
+#include <boost/shared_ptr.hpp>
+#include "messagequeue.h"
+#include "threadpool.h"
+#include "we_ddlcommandproc.h"
+using namespace threadpool;
+
+#include "we_ddlcommandproc.h"
+#include "we_dmlcommandproc.h"
+#include "we_cleartablelockcmd.h"
+#include "we_dataloader.h"
+#include "we_getfilesizes.h"
+#include "dbrm.h"
+
+namespace WriteEngine
+{
+
+
+class ReadThread
+{
+public:
+	explicit ReadThread(const messageqcpp::IOSocket& ios);
+	virtual ~ReadThread();
+
+	virtual void operator()();
+
+
+//protected:
+public:
+	messageqcpp::IOSocket fIos;
+    messageqcpp::ByteStream fIbs;
+
+private:
+	//defaults okay
+	//ReadThread(const ReadThread& rhs);
+	//ReadThread& operator=(const ReadThread& rhs);
+
+};
+
+
+class DmlReadThread: public ReadThread
+{
+public:
+	explicit DmlReadThread(const messageqcpp::IOSocket& ios, ByteStream& ibs );
+	virtual ~DmlReadThread();
+
+	virtual void operator()();
+
+
+private:
+	boost::shared_ptr<WE_DMLCommandProc> fWeDMLprocessor;
+	boost::shared_ptr<WE_DDLCommandProc> fWeDDLprocessor;
+
+};
+
+class SplitterReadThread: public ReadThread
+{
+public:
+	SplitterReadThread(const messageqcpp::IOSocket& ios, ByteStream& Ibs);
+    SplitterReadThread(const SplitterReadThread& rhs);
+	virtual ~SplitterReadThread();
+
+	virtual void operator()();
+
+
+private:
+    //WEDataLoader* fpWeDataLoader;
+    WEDataLoader fWeDataLoader;
+
+friend class ReadThreadFactory; 
+//friend class WEDataLoader;
+};
+
+
+//------------------------------------------------------------------------------
+// Thread object that receives a cleartablelock tool command.
+//------------------------------------------------------------------------------
+class ClearTableLockReadThread : public ReadThread
+{
+public:
+	ClearTableLockReadThread(const messageqcpp::IOSocket& ios, ByteStream& ibs);
+	virtual ~ClearTableLockReadThread();
+
+	virtual void operator()();
+private:
+	boost::shared_ptr<WE_ClearTableLockCmd> fWeClearTableLockCmd;
+};
+
+
+//------------------------------------------------------------------------------
+// Thread object that receives a redistributeDB tool command.
+//------------------------------------------------------------------------------
+class RedistributeReadThread : public ReadThread
+{
+public:
+	RedistributeReadThread(const messageqcpp::IOSocket& ios, ByteStream& ibs);
+	virtual ~RedistributeReadThread();
+
+	virtual void operator()();
+
+private:
+	
+};
+
+//------------------------------------------------------------------------------
+// Thread object that get file sizes for a table.
+//------------------------------------------------------------------------------
+class GetFileSizeThread : public ReadThread
+{
+public:
+	GetFileSizeThread(const messageqcpp::IOSocket& ios, ByteStream& ibs, BRM::DBRM &dbrm);
+	virtual ~GetFileSizeThread();
+
+	virtual void operator()();
+
+private:
+	boost::shared_ptr<WE_GetFileSizes> fWeGetFileSizes;
+	int key;
+};
+
+class ReadThreadFactory
+{
+public:
+	ReadThreadFactory(){}
+	virtual ~ReadThreadFactory(){}
+
+public:
+	static void CreateReadThread(ThreadPool& Tp, IOSocket& ios, BRM::DBRM &dbrm);
+
+
+};
+
+
+}
+
+#endif
+