1 files changed, 98 insertions, 0 deletions
diff --git a/db/mork/src/morkNodeMap.h b/db/mork/src/morkNodeMap.h
new file mode 100644
index 0000000000..9f4f8e5197
--- /dev/null
+++ b/db/mork/src/morkNodeMap.h
@@ -0,0 +1,98 @@
+/* -*- 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
+
+//3456789_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); }
+};
+
+//3456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789
+
+#endif /* _MORKNODEMAP_ */