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98 lines
3 KiB
C++
98 lines
3 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef _MORKNODEMAP_
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#define _MORKNODEMAP_ 1
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#ifndef _MORK_
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#include "mork.h"
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#endif
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#ifndef _MORKNODE_
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#include "morkNode.h"
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#endif
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#ifndef _MORKMAP_
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#include "morkMap.h"
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#endif
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#ifndef _MORKINTMAP_
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#include "morkIntMap.h"
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#endif
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//3456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789
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#define morkDerived_kNodeMap /*i*/ 0x6E4D /* ascii 'nM' */
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#define morkNodeMap_kStartSlotCount 512
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/*| morkNodeMap: maps mork_token -> morkNode
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|*/
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class morkNodeMap : public morkIntMap { // for mapping tokens to nodes
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// { ===== begin morkNode interface =====
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public: // morkNode virtual methods
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virtual void CloseMorkNode(morkEnv* ev) override; // CloseNodeMap() only if open
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virtual ~morkNodeMap(); // assert that CloseNodeMap() executed earlier
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public: // morkMap construction & destruction
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morkNodeMap(morkEnv* ev, const morkUsage& inUsage,
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nsIMdbHeap* ioHeap, nsIMdbHeap* ioSlotHeap);
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void CloseNodeMap(morkEnv* ev); // called by CloseMorkNode();
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public: // dynamic type identification
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mork_bool IsNodeMap() const
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{ return IsNode() && mNode_Derived == morkDerived_kNodeMap; }
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// } ===== end morkNode methods =====
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// { ===== begin morkMap poly interface =====
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// use the Equal() and Hash() for mork_u4 inherited from morkIntMap
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// } ===== end morkMap poly interface =====
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protected: // we want all subclasses to provide typesafe wrappers:
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mork_bool AddNode(morkEnv* ev, mork_token inToken, morkNode* ioNode);
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// the AddNode() boolean return equals ev->Good().
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mork_bool CutNode(morkEnv* ev, mork_token inToken);
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// The CutNode() boolean return indicates whether removal happened.
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morkNode* GetNode(morkEnv* ev, mork_token inToken);
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// Note the returned node does NOT have an increase in refcount for this.
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mork_num CutAllNodes(morkEnv* ev);
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// CutAllNodes() releases all the reference node values.
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};
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class morkNodeMapIter: public morkMapIter{ // typesafe wrapper class
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public:
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morkNodeMapIter(morkEnv* ev, morkNodeMap* ioMap)
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: morkMapIter(ev, ioMap) { }
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morkNodeMapIter( ) : morkMapIter() { }
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void InitNodeMapIter(morkEnv* ev, morkNodeMap* ioMap)
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{ this->InitMapIter(ev, ioMap); }
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mork_change*
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FirstNode(morkEnv* ev, mork_token* outToken, morkNode** outNode)
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{ return this->First(ev, outToken, outNode); }
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mork_change*
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NextNode(morkEnv* ev, mork_token* outToken, morkNode** outNode)
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{ return this->Next(ev, outToken, outNode); }
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mork_change*
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HereNode(morkEnv* ev, mork_token* outToken, morkNode** outNode)
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{ return this->Here(ev, outToken, outNode); }
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mork_change*
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CutHereNode(morkEnv* ev, mork_token* outToken, morkNode** outNode)
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{ return this->CutHere(ev, outToken, outNode); }
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};
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//3456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789
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#endif /* _MORKNODEMAP_ */
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