the begginning

primitives/blockcache/filerequest.cpp

@@ -0,0 +1,95 @@
+/* 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: filerequest.cpp 2055 2013-02-08 19:09:09Z pleblanc $
+ *
+ *   jrodriguez@calpont.com   *
+ *                                                                         *
+ ***************************************************************************/
+#include <iostream>
+using namespace std;
+
+#include "filerequest.h"
+
+namespace dbbc {
+
+fileRequest::fileRequest() :
+	data(0), fLBID(-1), fVer(-1), fFlg(false), fTxn(-1), fRqstType(LBIDREQUEST), fCompType(0),
+	cache(true), wasVersioned(false)
+{
+	init(); //resets fFRPredicate, fLength, fblksRead, fblksLoaded, fRqstStatus
+}
+
+fileRequest::fileRequest(BRM::LBID_t lbid, const BRM::QueryContext &ver, bool flg, BRM::VER_t txn, int compType,
+  uint8_t *ptr, bool cacheIt) :
+	data(ptr), fLBID(lbid), fVer(ver), fFlg(flg), fTxn(txn), fRqstType(LBIDREQUEST), fCompType(compType),
+	cache(cacheIt), wasVersioned(false)
+{
+	init(); //resets fFRPredicate, fLength, fblksRead, fblksLoaded, fRqstStatus
+	fLength = 1;
+}
+
+fileRequest::fileRequest(const BRM::InlineLBIDRange& range, const BRM::QueryContext &ver, BRM::VER_t txn, int compType) :
+	data(0), fLBID(range.start), fVer(ver), fFlg(false), fTxn(txn), fLength(range.size), 
+	fRqstType(RANGEREQUEST), fCompType(compType), cache(true), wasVersioned(false)
+{
+	init(); //resets fFRPredicate, fLength, fblksRead, fblksLoaded, fRqstStatus
+	fLength = range.size;
+}
+
+fileRequest::fileRequest(const fileRequest& blk)
+{
+	fLBID = blk.fLBID;
+	fVer = blk.fVer;
+	fTxn = blk.fTxn;
+	fFlg = blk.fFlg;
+	fRqstType = blk.fRqstType;
+	fRqstStatusString = blk.fRqstStatusString;
+	data = blk.data;
+	fCompType = blk.fCompType;
+	cache = blk.cache;
+	wasVersioned = blk.wasVersioned;
+	init(); //resets fFRPredicate, fLength, fblksRead, fblksLoaded, fRqstStatus
+}
+
+void fileRequest::init()
+{
+	fFRPredicate = INIT;
+	fLength = 0;
+	fblksRead = 0;
+	fblksLoaded = 0;
+	fRqstStatus = SUCCESSFUL;
+}
+
+ostream& operator<<(ostream& os, const fileRequest& rhs)
+{
+	os
+		<< "LBID: " << rhs.fLBID
+		<< " ver: " << rhs.fVer
+		<< " Txn: " << rhs.fTxn
+		<< " len: " << rhs.fLength
+		<< " read: " << rhs.fblksRead
+		<< " load: " << rhs.fblksLoaded
+		<< " ct: " << rhs.fCompType
+		;
+	return os;
+}
+
+}
+