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Diffstat (limited to '')
-rw-r--r-- | comm/mailnews/db/mork/morkNodeMap.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/comm/mailnews/db/mork/morkNodeMap.h b/comm/mailnews/db/mork/morkNodeMap.h new file mode 100644 index 0000000000..c2edc7007e --- /dev/null +++ b/comm/mailnews/db/mork/morkNodeMap.h @@ -0,0 +1,101 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef _MORKNODEMAP_ +#define _MORKNODEMAP_ 1 + +#ifndef _MORK_ +# include "mork.h" +#endif + +#ifndef _MORKNODE_ +# include "morkNode.h" +#endif + +#ifndef _MORKMAP_ +# include "morkMap.h" +#endif + +#ifndef _MORKINTMAP_ +# include "morkIntMap.h" +#endif + +// 456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789 + +#define morkDerived_kNodeMap /*i*/ 0x6E4D /* ascii 'nM' */ + +#define morkNodeMap_kStartSlotCount 512 + +/*| morkNodeMap: maps mork_token -> morkNode +|*/ +class morkNodeMap : public morkIntMap { // for mapping tokens to nodes + + // { ===== begin morkNode interface ===== + public: // morkNode virtual methods + virtual void CloseMorkNode( + morkEnv* ev) override; // CloseNodeMap() only if open + virtual ~morkNodeMap(); // assert that CloseNodeMap() executed earlier + + public: // morkMap construction & destruction + morkNodeMap(morkEnv* ev, const morkUsage& inUsage, nsIMdbHeap* ioHeap, + nsIMdbHeap* ioSlotHeap); + void CloseNodeMap(morkEnv* ev); // called by CloseMorkNode(); + + public: // dynamic type identification + mork_bool IsNodeMap() const { + return IsNode() && mNode_Derived == morkDerived_kNodeMap; + } + // } ===== end morkNode methods ===== + + // { ===== begin morkMap poly interface ===== + // use the Equal() and Hash() for mork_u4 inherited from morkIntMap + // } ===== end morkMap poly interface ===== + + protected: // we want all subclasses to provide typesafe wrappers: + mork_bool AddNode(morkEnv* ev, mork_token inToken, morkNode* ioNode); + // the AddNode() boolean return equals ev->Good(). + + mork_bool CutNode(morkEnv* ev, mork_token inToken); + // The CutNode() boolean return indicates whether removal happened. + + morkNode* GetNode(morkEnv* ev, mork_token inToken); + // Note the returned node does NOT have an increase in refcount for this. + + mork_num CutAllNodes(morkEnv* ev); + // CutAllNodes() releases all the reference node values. +}; + +class morkNodeMapIter : public morkMapIter { // typesafe wrapper class + + public: + morkNodeMapIter(morkEnv* ev, morkNodeMap* ioMap) : morkMapIter(ev, ioMap) {} + + morkNodeMapIter() : morkMapIter() {} + void InitNodeMapIter(morkEnv* ev, morkNodeMap* ioMap) { + this->InitMapIter(ev, ioMap); + } + + mork_change* FirstNode(morkEnv* ev, mork_token* outToken, + morkNode** outNode) { + return this->First(ev, outToken, outNode); + } + + mork_change* NextNode(morkEnv* ev, mork_token* outToken, morkNode** outNode) { + return this->Next(ev, outToken, outNode); + } + + mork_change* HereNode(morkEnv* ev, mork_token* outToken, morkNode** outNode) { + return this->Here(ev, outToken, outNode); + } + + mork_change* CutHereNode(morkEnv* ev, mork_token* outToken, + morkNode** outNode) { + return this->CutHere(ev, outToken, outNode); + } +}; + +// 456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789 + +#endif /* _MORKNODEMAP_ */ |