Files
Mozilla/mozilla/db/mork/src/morkRowMap.cpp
gerv%gerv.net 98831918fc Bug 236613: change to MPL/LGPL/GPL tri-license.
git-svn-id: svn://10.0.0.236/trunk@155044 18797224-902f-48f8-a5cc-f745e15eee43
2004-04-17 21:52:36 +00:00

340 lines
7.8 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef _MDB_
#include "mdb.h"
#endif
#ifndef _MORK_
#include "mork.h"
#endif
#ifndef _MORKNODE_
#include "morkNode.h"
#endif
#ifndef _MORKENV_
#include "morkEnv.h"
#endif
#ifndef _MORKMAP_
#include "morkMap.h"
#endif
#ifndef _MORKROWMAP_
#include "morkRowMap.h"
#endif
#ifndef _MORKROW_
#include "morkRow.h"
#endif
//3456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789
// ````` ````` ````` ````` `````
// { ===== begin morkNode interface =====
/*public virtual*/ void
morkRowMap::CloseMorkNode(morkEnv* ev) // CloseRowMap() only if open
{
if ( this->IsOpenNode() )
{
this->MarkClosing();
this->CloseRowMap(ev);
this->MarkShut();
}
}
/*public virtual*/
morkRowMap::~morkRowMap() // assert CloseRowMap() executed earlier
{
MORK_ASSERT(this->IsShutNode());
}
/*public non-poly*/
morkRowMap::morkRowMap(morkEnv* ev, const morkUsage& inUsage,
nsIMdbHeap* ioHeap, nsIMdbHeap* ioSlotHeap, mork_size inSlots)
: morkMap(ev, inUsage, ioHeap,
/*inKeySize*/ sizeof(morkRow*), /*inValSize*/ 0,
inSlots, ioSlotHeap, /*inHoldChanges*/ morkBool_kFalse)
{
if ( ev->Good() )
mNode_Derived = morkDerived_kRowMap;
}
/*public non-poly*/ void
morkRowMap::CloseRowMap(morkEnv* ev) // called by CloseMorkNode();
{
if ( this )
{
if ( this->IsNode() )
{
this->CloseMap(ev);
this->MarkShut();
}
else
this->NonNodeError(ev);
}
else
ev->NilPointerError();
}
// } ===== end morkNode methods =====
// ````` ````` ````` ````` `````
// { ===== begin morkMap poly interface =====
/*virtual*/ mork_bool //
morkRowMap::Equal(morkEnv* ev, const void* inKeyA,
const void* inKeyB) const
{
MORK_USED_1(ev);
return (*(const morkRow**) inKeyA)->EqualRow(*(const morkRow**) inKeyB);
}
/*virtual*/ mork_u4 //
morkRowMap::Hash(morkEnv* ev, const void* inKey) const
{
MORK_USED_1(ev);
return (*(const morkRow**) inKey)->HashRow();
}
// } ===== end morkMap poly interface =====
mork_bool
morkRowMap::AddRow(morkEnv* ev, morkRow* ioRow)
{
if ( ev->Good() )
{
this->Put(ev, &ioRow, /*val*/ (void*) 0,
/*key*/ (void*) 0, /*val*/ (void*) 0, (mork_change**) 0);
}
return ev->Good();
}
morkRow*
morkRowMap::CutOid(morkEnv* ev, const mdbOid* inOid)
{
morkRow row(inOid);
morkRow* key = &row;
morkRow* oldKey = 0;
this->Cut(ev, &key, &oldKey, /*val*/ (void*) 0,
(mork_change**) 0);
return oldKey;
}
morkRow*
morkRowMap::CutRow(morkEnv* ev, const morkRow* ioRow)
{
morkRow* oldKey = 0;
this->Cut(ev, &ioRow, &oldKey, /*val*/ (void*) 0,
(mork_change**) 0);
return oldKey;
}
morkRow*
morkRowMap::GetOid(morkEnv* ev, const mdbOid* inOid)
{
morkRow row(inOid);
morkRow* key = &row;
morkRow* oldKey = 0;
this->Get(ev, &key, &oldKey, /*val*/ (void*) 0, (mork_change**) 0);
return oldKey;
}
morkRow*
morkRowMap::GetRow(morkEnv* ev, const morkRow* ioRow)
{
morkRow* oldKey = 0;
this->Get(ev, &ioRow, &oldKey, /*val*/ (void*) 0, (mork_change**) 0);
return oldKey;
}
//3456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789
// ````` ````` ````` ````` `````
// { ===== begin morkNode interface =====
/*public virtual*/ void
morkRowProbeMap::CloseMorkNode(morkEnv* ev) // CloseRowProbeMap() only if open
{
if ( this->IsOpenNode() )
{
this->MarkClosing();
this->CloseRowProbeMap(ev);
this->MarkShut();
}
}
/*public virtual*/
morkRowProbeMap::~morkRowProbeMap() // assert CloseRowProbeMap() executed earlier
{
MORK_ASSERT(this->IsShutNode());
}
/*public non-poly*/
morkRowProbeMap::morkRowProbeMap(morkEnv* ev, const morkUsage& inUsage,
nsIMdbHeap* ioHeap, nsIMdbHeap* ioSlotHeap, mork_size inSlots)
: morkProbeMap(ev, inUsage, ioHeap,
/*inKeySize*/ sizeof(morkRow*), /*inValSize*/ 0,
ioSlotHeap, inSlots,
/*inHoldChanges*/ morkBool_kTrue)
{
if ( ev->Good() )
mNode_Derived = morkDerived_kRowProbeMap;
}
/*public non-poly*/ void
morkRowProbeMap::CloseRowProbeMap(morkEnv* ev) // called by CloseMorkNode();
{
if ( this )
{
if ( this->IsNode() )
{
this->CloseProbeMap(ev);
this->MarkShut();
}
else
this->NonNodeError(ev);
}
else
ev->NilPointerError();
}
// } ===== end morkNode methods =====
// ````` ````` ````` ````` `````
/*virtual*/ mork_test // hit(a,b) implies hash(a) == hash(b)
morkRowProbeMap::MapTest(morkEnv* ev, const void* inMapKey,
const void* inAppKey) const
{
MORK_USED_1(ev);
const morkRow* key = *(const morkRow**) inMapKey;
if ( key )
{
mork_bool hit = key->EqualRow(*(const morkRow**) inAppKey);
return ( hit ) ? morkTest_kHit : morkTest_kMiss;
}
else
return morkTest_kVoid;
}
/*virtual*/ mork_u4 // hit(a,b) implies hash(a) == hash(b)
morkRowProbeMap::MapHash(morkEnv* ev, const void* inAppKey) const
{
const morkRow* key = *(const morkRow**) inAppKey;
if ( key )
return key->HashRow();
else
{
ev->NilPointerWarning();
return 0;
}
}
/*virtual*/ mork_u4
morkRowProbeMap::ProbeMapHashMapKey(morkEnv* ev,
const void* inMapKey) const
{
const morkRow* key = *(const morkRow**) inMapKey;
if ( key )
return key->HashRow();
else
{
ev->NilPointerWarning();
return 0;
}
}
mork_bool
morkRowProbeMap::AddRow(morkEnv* ev, morkRow* ioRow)
{
if ( ev->Good() )
{
this->MapAtPut(ev, &ioRow, /*val*/ (void*) 0,
/*key*/ (void*) 0, /*val*/ (void*) 0);
}
return ev->Good();
}
morkRow*
morkRowProbeMap::CutOid(morkEnv* ev, const mdbOid* inOid)
{
MORK_USED_1(inOid);
morkProbeMap::ProbeMapCutError(ev);
return 0;
}
morkRow*
morkRowProbeMap::CutRow(morkEnv* ev, const morkRow* ioRow)
{
MORK_USED_1(ioRow);
morkProbeMap::ProbeMapCutError(ev);
return 0;
}
morkRow*
morkRowProbeMap::GetOid(morkEnv* ev, const mdbOid* inOid)
{
morkRow row(inOid);
morkRow* key = &row;
morkRow* oldKey = 0;
this->MapAt(ev, &key, &oldKey, /*val*/ (void*) 0);
return oldKey;
}
morkRow*
morkRowProbeMap::GetRow(morkEnv* ev, const morkRow* ioRow)
{
morkRow* oldKey = 0;
this->MapAt(ev, &ioRow, &oldKey, /*val*/ (void*) 0);
return oldKey;
}
//3456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789