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Public Member Functions | Static Public Member Functions | Public Attributes | Private Member Functions | Friends
morkUniqRowCursor Class Reference

#include <morkUniqRowCursor.h>

Inheritance diagram for morkUniqRowCursor:
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List of all members.

Public Member Functions

virtual void CloseMorkNode (morkEnv *ev)
virtual ~morkUniqRowCursor ()
 morkUniqRowCursor (morkEnv *ev, const morkUsage &inUsage, nsIMdbHeap *ioHeap, morkTable *ioTable, mork_pos inRowPos)
void CloseUniqRowCursor (morkEnv *ev)
virtual mork_bool CanHaveDupRowMembers (morkEnv *ev)
virtual mork_count GetMemberCount (morkEnv *ev)
virtual orkinTableRowCursorAcquireUniqueRowCursorHandle (morkEnv *ev)
virtual morkRowNextRow (morkEnv *ev, mdbOid *outOid, mdb_pos *outPos)
void CloseTableRowCursor (morkEnv *ev)
NS_DECL_ISUPPORTS_INHERITED
NS_IMETHOD 
GetCount (nsIMdbEnv *ev, mdb_count *outCount)
NS_IMETHOD GetSeed (nsIMdbEnv *ev, mdb_seed *outSeed)
NS_IMETHOD SetPos (nsIMdbEnv *ev, mdb_pos inPos)
NS_IMETHOD GetPos (nsIMdbEnv *ev, mdb_pos *outPos)
NS_IMETHOD SetDoFailOnSeedOutOfSync (nsIMdbEnv *ev, mdb_bool inFail)
NS_IMETHOD GetDoFailOnSeedOutOfSync (nsIMdbEnv *ev, mdb_bool *outFail)
NS_IMETHOD GetTable (nsIMdbEnv *ev, nsIMdbTable **acqTable)
NS_IMETHOD CanHaveDupRowMembers (nsIMdbEnv *ev, mdb_bool *outCanHaveDups)
NS_IMETHOD MakeUniqueCursor (nsIMdbEnv *ev, nsIMdbTableRowCursor **acqCursor)
NS_IMETHOD NextRowOid (nsIMdbEnv *ev, mdbOid *outOid, mdb_pos *outRowPos)
mdb_pos NextRowOid (morkEnv *ev, mdbOid *outOid)
NS_IMETHOD PrevRowOid (nsIMdbEnv *ev, mdbOid *outOid, mdb_pos *outRowPos)
mdb_pos PrevRowOid (morkEnv *ev, mdbOid *outOid)
NS_IMETHOD NextRow (nsIMdbEnv *ev, nsIMdbRow **acqRow, mdb_pos *outRowPos)
NS_IMETHOD PrevRow (nsIMdbEnv *ev, nsIMdbRow **acqRow, mdb_pos *outRowPos)
virtual morkRowPrevRow (morkEnv *ev, mdbOid *outOid, mdb_pos *outPos)
mork_bool IsTableRowCursor () const
NS_DECL_ISUPPORTS_INHERITED
NS_IMETHOD 
IsFrozenMdbObject (nsIMdbEnv *ev, mdb_bool *outIsReadonly)
NS_IMETHOD GetWeakRefCount (nsIMdbEnv *ev, mdb_count *outCount)
NS_IMETHOD GetStrongRefCount (nsIMdbEnv *ev, mdb_count *outCount)
NS_IMETHOD AddWeakRef (nsIMdbEnv *ev)
mork_refs AddWeakRef (morkEnv *ev)
NS_IMETHOD AddStrongRef (nsIMdbEnv *ev)
virtual mork_refs AddStrongRef (morkEnv *ev)
NS_IMETHOD CutWeakRef (nsIMdbEnv *ev)
mork_refs CutWeakRef (morkEnv *ev)
NS_IMETHOD CutStrongRef (nsIMdbEnv *ev)
virtual mork_refs CutStrongRef (morkEnv *ev)
NS_IMETHOD CloseMdbObject (nsIMdbEnv *ev)
mdb_err CloseMdbObject (morkEnv *ev)
NS_IMETHOD IsOpenMdbObject (nsIMdbEnv *ev, mdb_bool *outOpen)
void CloseCursor (morkEnv *ev)
mork_bool IsCursor () const
NS_IMETHOD GetMdbFactory (nsIMdbEnv *ev, nsIMdbFactory **acqFactory)
void CloseObject (morkEnv *ev)
mork_bool IsObject () const
mork_u4 BeadHash () const
mork_bool BeadEqual (const morkBead *inBead) const
void CloseBead (morkEnv *ev)
mork_bool IsBead () const
void SetFrozen ()
void SetMutable ()
void SetAsleep ()
mork_bool IsFrozen () const
mork_bool IsMutable () const
mork_bool IsAsleep () const
void SetNodeClean ()
void SetNodeDirty ()
mork_bool IsNodeClean () const
mork_bool IsNodeDirty () const
void ZapOld (morkEnv *ev, nsIMdbHeap *ioHeap)
voidoperator new (size_t inSize, nsIMdbHeap &ioHeap, morkEnv *ev) CPP_THROW_NEW
void CloseNode (morkEnv *ev)
mork_bool IsNode () const
void RefsUnderUsesWarning (morkEnv *ev) const
void NonNodeError (morkEnv *ev) const
void NilHeapError (morkEnv *ev) const
void NonOpenNodeError (morkEnv *ev) const
void NonMutableNodeError (morkEnv *ev) const
void RefsOverflowWarning (morkEnv *ev) const
void UsesOverflowWarning (morkEnv *ev) const
void RefsUnderflowWarning (morkEnv *ev) const
void UsesUnderflowWarning (morkEnv *ev) const
mork_bool GoodRefs () const
mork_bool BadRefs () const
mork_uses StrongRefsOnly () const
mork_refs WeakRefsOnly () const
const char * GetNodeAccessAsString () const
const char * GetNodeUsageAsString () const
mork_usage NodeUsage () const
mork_bool IsHeapNode () const
mork_bool IsOpenNode () const
mork_bool IsShutNode () const
mork_bool IsDeadNode () const
mork_bool IsClosingNode () const
mork_bool IsOpenOrClosingNode () const
mork_bool HasNodeAccess () const
void MarkShut ()
void MarkClosing ()
void MarkDead ()

Static Public Member Functions

static void NonUniqRowCursorTypeError (morkEnv *ev)
static void SlotWeakUniqRowCursor (morkUniqRowCursor *me, morkEnv *ev, morkUniqRowCursor **ioSlot)
static void SlotStrongUniqRowCursor (morkUniqRowCursor *me, morkEnv *ev, morkUniqRowCursor **ioSlot)
static void NonTableRowCursorTypeError (morkEnv *ev)
static void SlotWeakTableRowCursor (morkTableRowCursor *me, morkEnv *ev, morkTableRowCursor **ioSlot)
static void SlotStrongTableRowCursor (morkTableRowCursor *me, morkEnv *ev, morkTableRowCursor **ioSlot)
static void SlotWeakCursor (morkCursor *me, morkEnv *ev, morkCursor **ioSlot)
static void SlotStrongCursor (morkCursor *me, morkEnv *ev, morkCursor **ioSlot)
static void SlotWeakObject (morkObject *me, morkEnv *ev, morkObject **ioSlot)
static void SlotStrongObject (morkObject *me, morkEnv *ev, morkObject **ioSlot)
static void SlotWeakBead (morkBead *me, morkEnv *ev, morkBead **ioSlot)
static void SlotStrongBead (morkBead *me, morkEnv *ev, morkBead **ioSlot)
static voidMakeNew (size_t inSize, nsIMdbHeap &ioHeap, morkEnv *ev)
static void SlotWeakNode (morkNode *me, morkEnv *ev, morkNode **ioSlot)
static void SlotStrongNode (morkNode *me, morkEnv *ev, morkNode **ioSlot)

Public Attributes

morkTablemTableRowCursor_Table
mork_seed mCursor_Seed
mork_pos mCursor_Pos
mork_bool mCursor_DoFailOnSeedOutOfSync
mork_u1 mCursor_Pad [3]
morkHandlemObject_Handle
morkEnvmMorkEnv
mork_color mBead_Color
nsIMdbHeapmNode_Heap
mork_base mNode_Base
mork_derived mNode_Derived
mork_access mNode_Access
mork_usage mNode_Usage
mork_able mNode_Mutable
mork_load mNode_Load
mork_uses mNode_Uses
mork_refs mNode_Refs

Private Member Functions

 morkUniqRowCursor (const morkUniqRowCursor &other)
morkUniqRowCursoroperator= (const morkUniqRowCursor &other)

Friends

class morkHandleFrame

Detailed Description

Definition at line 58 of file morkUniqRowCursor.h.


Constructor & Destructor Documentation

morkUniqRowCursor::morkUniqRowCursor ( morkEnv ev,
const morkUsage inUsage,
nsIMdbHeap ioHeap,
morkTable ioTable,
mork_pos  inRowPos 
)

Member Function Documentation

NS_IMETHODIMP morkCursor::AddStrongRef ( nsIMdbEnv ev) [virtual, inherited]

Reimplemented from morkObject.

Definition at line 137 of file morkCursor.cpp.

{
  return morkNode::AddStrongRef((morkEnv *) mev);
}
mork_uses morkNode::AddStrongRef ( morkEnv ev) [virtual, inherited]

Reimplemented in morkTable.

Definition at line 510 of file morkNode.cpp.

{
  mork_uses outUses = 0;
  if ( this )
  {
    if ( this->IsNode() )
    {
      mork_uses uses = mNode_Uses;
      mork_refs refs = mNode_Refs;
      if ( refs < uses ) // need to fix broken refs/uses relation?
      { 
        this->RefsUnderUsesWarning(ev);
        mNode_Refs = mNode_Uses = refs = uses;
      }
      if ( refs < morkNode_kMaxRefCount ) // not too great?
      {
        mNode_Refs = ++refs;
        mNode_Uses = ++uses;
      }
      else
        this->RefsOverflowWarning(ev);

      outUses = uses;
    }
    else
      this->NonNodeError(ev);
  }
  else
    ev->NilPointerError();
  return outUses;
}

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NS_IMETHODIMP morkCursor::AddWeakRef ( nsIMdbEnv ev) [virtual, inherited]

Reimplemented from morkObject.

Definition at line 132 of file morkCursor.cpp.

{
  return morkNode::AddWeakRef((morkEnv *) mev);
}
mork_refs morkNode::AddWeakRef ( morkEnv ev) [inherited]

Definition at line 599 of file morkNode.cpp.

{
  mork_refs outRefs = 0;
  if ( this )
  {
    if ( this->IsNode() )
    {
      mork_refs refs = mNode_Refs;
      if ( refs < morkNode_kMaxRefCount ) // not too great?
        mNode_Refs = ++refs;
      else
        this->RefsOverflowWarning(ev);
        
      outRefs = refs;
    }
    else
      this->NonNodeError(ev);
  }
  else
    ev->NilPointerError();
  return outRefs;
}

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mork_bool morkNode::BadRefs ( ) const [inline, inherited]

Definition at line 217 of file morkNode.h.

{ return mNode_Refs < mNode_Uses; }
mork_bool morkBead::BeadEqual ( const morkBead inBead) const [inline, inherited]

Definition at line 88 of file morkBead.h.

  { return ( mBead_Color == inBead->mBead_Color); }

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mork_u4 morkBead::BeadHash ( ) const [inline, inherited]

Definition at line 87 of file morkBead.h.

{ return (mork_u4) mBead_Color; }

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Reimplemented from morkTableRowCursor.

NS_IMETHODIMP morkTableRowCursor::CanHaveDupRowMembers ( nsIMdbEnv ev,
mdb_bool outCanHaveDups 
) [virtual, inherited]

Implements nsIMdbTableRowCursor.

Definition at line 335 of file morkTableRowCursor.cpp.

{
  mdb_err outErr = 0;
  mdb_bool canHaveDups = mdbBool_kFalse;
  
  morkEnv* ev = morkEnv::FromMdbEnv(mev);
  if ( ev )
  {
    canHaveDups = CanHaveDupRowMembers(ev);
    outErr = ev->AsErr();
  }
  if ( outCanHaveDups )
    *outCanHaveDups = canHaveDups;
  return outErr;
}

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void morkBead::CloseBead ( morkEnv ev) [inherited]

Definition at line 109 of file morkBead.cpp.

{
  if ( this )
  {
    if ( this->IsNode() )
    {
      if ( !this->IsShutNode() )
      {
        mBead_Color = 0;
        this->MarkShut();
      }
    }
    else
      this->NonNodeError(ev);
  }
  else
    ev->NilPointerError();
}

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void morkCursor::CloseCursor ( morkEnv ev) [inherited]

Definition at line 98 of file morkCursor.cpp.

{
  if ( this )
  {
    if ( this->IsNode() )
    {
      mCursor_Seed = 0;
      mCursor_Pos = -1;
      this->MarkShut();
    }
    else
      this->NonNodeError(ev);
  }
  else
    ev->NilPointerError();
}

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NS_IMETHODIMP morkCursor::CloseMdbObject ( nsIMdbEnv ev) [virtual, inherited]

Reimplemented from morkObject.

Definition at line 155 of file morkCursor.cpp.

{
  return morkNode::CloseMdbObject((morkEnv *) mev);
}
mdb_err morkNode::CloseMdbObject ( morkEnv ev) [inherited]

Definition at line 243 of file morkNode.cpp.

{
  // if only one ref, Handle_CutStrongRef will clean up better.
  if (mNode_Uses == 1)
    return CutStrongRef(ev);

  mdb_err outErr = 0;
  
  if ( IsNode() && IsOpenNode() )
  {
    if ( ev )
    {
      CloseMorkNode(ev);
      outErr = ev->AsErr();
    }
  }
  return outErr;
}

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virtual void morkUniqRowCursor::CloseMorkNode ( morkEnv ev) [virtual]

Reimplemented from morkTableRowCursor.

void morkNode::CloseNode ( morkEnv ev) [inherited]

Definition at line 384 of file morkNode.cpp.

{
  if ( this )
  {
    if ( this->IsNode() )
      this->MarkShut();
    else
      this->NonNodeError(ev);
  }
  else
    ev->NilPointerError();
}

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void morkObject::CloseObject ( morkEnv ev) [inherited]

Definition at line 119 of file morkObject.cpp.

{
  if ( this )
  {
    if ( this->IsNode() )
    {
      if ( !this->IsShutNode() )
      {
        if ( mObject_Handle )
          morkHandle::SlotWeakHandle((morkHandle*) 0L, ev, &mObject_Handle);
          
        mBead_Color = 0; // this->CloseBead(ev);
        this->MarkShut();
      }
    }
    else
      this->NonNodeError(ev);
  }
  else
    ev->NilPointerError();
}

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Definition at line 126 of file morkTableRowCursor.cpp.

{
  if ( this )
  {
    if ( this->IsNode() )
    {
      mCursor_Pos = -1;
      mCursor_Seed = 0;
      morkTable::SlotWeakTable((morkTable*) 0, ev, &mTableRowCursor_Table);
      this->CloseCursor(ev);
      this->MarkShut();
    }
    else
      this->NonNodeError(ev);
  }
  else
    ev->NilPointerError();
}

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NS_IMETHODIMP morkCursor::CutStrongRef ( nsIMdbEnv ev) [virtual, inherited]

Reimplemented from morkObject.

Definition at line 148 of file morkCursor.cpp.

{
  return morkNode::CutStrongRef((morkEnv *) mev);
}

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mork_uses morkNode::CutStrongRef ( morkEnv ev) [virtual, inherited]

Reimplemented in morkTable.

Definition at line 580 of file morkNode.cpp.

{
  mork_refs outRefs = 0;
  if ( this )
  {
    if ( this->IsNode() )
    {
      if ( this->cut_use_count(ev) )
        outRefs = this->CutWeakRef(ev);
    }
    else
      this->NonNodeError(ev);
  }
  else
    ev->NilPointerError();
  return outRefs;
}

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NS_IMETHODIMP morkCursor::CutWeakRef ( nsIMdbEnv ev) [virtual, inherited]

Reimplemented from morkObject.

Definition at line 143 of file morkCursor.cpp.

{
  return morkNode::CutWeakRef((morkEnv *) mev);
}
mork_refs morkNode::CutWeakRef ( morkEnv ev) [inherited]

Definition at line 623 of file morkNode.cpp.

{
  mork_refs outRefs = 0;
  if ( this )
  {
    if ( this->IsNode() )
    {
      mork_uses uses = mNode_Uses;
      mork_refs refs = mNode_Refs;
      if ( refs ) // not yet zero?
        mNode_Refs = --refs;
      else
        this->RefsUnderflowWarning(ev);

      if ( refs < uses ) // need to fix broken refs/uses relation?
      { 
        this->RefsUnderUsesWarning(ev);
        mNode_Refs = mNode_Uses = refs = uses;
      }
        
      outRefs = refs;
      if ( !refs ) // last reference gone? time to destroy node?
        this->ZapOld(ev, mNode_Heap); // self destroy, use this no longer
    }
    else
      this->NonNodeError(ev);
  }
  else
    ev->NilPointerError();
  return outRefs;
}

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mdb_err morkTableRowCursor::GetCount ( nsIMdbEnv ev,
mdb_count outCount 
) [virtual, inherited]

Reimplemented from morkCursor.

Definition at line 149 of file morkTableRowCursor.cpp.

{
  mdb_err outErr = 0;
  mdb_count count = 0;
  morkEnv* ev = morkEnv::FromMdbEnv(mev);
  if ( ev )
  {
    count = GetMemberCount(ev);
    outErr = ev->AsErr();
  }
  if ( outCount )
    *outCount = count;
  return outErr;
}

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mdb_err morkTableRowCursor::GetDoFailOnSeedOutOfSync ( nsIMdbEnv ev,
mdb_bool outFail 
) [virtual, inherited]

Reimplemented from morkCursor.

Definition at line 193 of file morkTableRowCursor.cpp.

{
  NS_ENSURE_ARG_POINTER(outFail);
  *outFail = mCursor_DoFailOnSeedOutOfSync;
  return NS_OK;
}
NS_IMETHODIMP morkObject::GetMdbFactory ( nsIMdbEnv ev,
nsIMdbFactory **  acqFactory 
) [virtual, inherited]

Implements nsIMdbObject.

Definition at line 146 of file morkObject.cpp.

{
  nsresult rv;
  nsCOMPtr <nsIMdbObject> obj = do_QueryInterface(mev);
  if (obj)
    rv = obj->GetMdbFactory(mev, acqFactory);
  else
    return NS_ERROR_NO_INTERFACE;

  return rv;
} 

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Reimplemented from morkTableRowCursor.

const char * morkNode::GetNodeAccessAsString ( ) const [inherited]

Definition at line 658 of file morkNode.cpp.

{
  const char* outString = morkNode_kBroken;
  switch( mNode_Access )
  {
    case morkAccess_kOpen: outString = "open"; break;
    case morkAccess_kClosing: outString = "closing"; break;
    case morkAccess_kShut: outString = "shut"; break;
    case morkAccess_kDead: outString = "dead"; break;
  }
  return outString;
}
const char * morkNode::GetNodeUsageAsString ( ) const [inherited]

Definition at line 672 of file morkNode.cpp.

{
  const char* outString = morkNode_kBroken;
  switch( mNode_Usage )
  {
    case morkUsage_kHeap: outString = "heap"; break;
    case morkUsage_kStack: outString = "stack"; break;
    case morkUsage_kMember: outString = "member"; break;
    case morkUsage_kGlobal: outString = "global"; break;
    case morkUsage_kPool: outString = "pool"; break;
    case morkUsage_kNone: outString = "none"; break;
  }
  return outString;
}
mdb_err morkTableRowCursor::GetPos ( nsIMdbEnv ev,
mdb_pos outPos 
) [virtual, inherited]

Reimplemented from morkCursor.

Definition at line 179 of file morkTableRowCursor.cpp.

{
  *outPos = mCursor_Pos;
  return NS_OK;
}
mdb_err morkTableRowCursor::GetSeed ( nsIMdbEnv ev,
mdb_seed outSeed 
) [virtual, inherited]

Reimplemented from morkCursor.

Definition at line 165 of file morkTableRowCursor.cpp.

{
  NS_ASSERTION(PR_FALSE, "not implemented");
  return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP morkCursor::GetStrongRefCount ( nsIMdbEnv ev,
mdb_count outCount 
) [virtual, inherited]

Reimplemented from morkObject.

Definition at line 124 of file morkCursor.cpp.

{
  *outCount = StrongRefsOnly();
  return NS_OK;
}

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NS_IMETHODIMP morkTableRowCursor::GetTable ( nsIMdbEnv ev,
nsIMdbTable **  acqTable 
) [virtual, inherited]

Implements nsIMdbTableRowCursor.

Definition at line 207 of file morkTableRowCursor.cpp.

{
  mdb_err outErr = 0;
  nsIMdbTable* outTable = 0;
  morkEnv* ev = morkEnv::FromMdbEnv(mev);
  if ( ev )
  {
    if ( mTableRowCursor_Table )
      outTable = mTableRowCursor_Table->AcquireTableHandle(ev);
    
    outErr = ev->AsErr();
  }
  if ( acqTable )
    *acqTable = outTable;
  return outErr;
}

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NS_IMETHODIMP morkCursor::GetWeakRefCount ( nsIMdbEnv ev,
mdb_count outCount 
) [virtual, inherited]

Reimplemented from morkObject.

Definition at line 117 of file morkCursor.cpp.

{
  *outCount = WeakRefsOnly();
  return NS_OK;
}  

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mork_bool morkNode::GoodRefs ( ) const [inline, inherited]

Definition at line 216 of file morkNode.h.

{ return mNode_Refs >= mNode_Uses; }
mork_bool morkNode::HasNodeAccess ( ) const [inline, inherited]

Definition at line 251 of file morkNode.h.

  { return ( IsOpenNode() || IsShutNode() || IsClosingNode() ); }

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mork_bool morkNode::IsAsleep ( ) const [inline, inherited]

Definition at line 142 of file morkNode.h.

mork_bool morkBead::IsBead ( ) const [inline, inherited]

Definition at line 113 of file morkBead.h.

  { return IsNode() && mNode_Derived == morkDerived_kBead; }

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mork_bool morkNode::IsClosingNode ( ) const [inline, inherited]

Definition at line 245 of file morkNode.h.

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mork_bool morkCursor::IsCursor ( ) const [inline, inherited]

Definition at line 131 of file morkCursor.h.

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mork_bool morkNode::IsDeadNode ( ) const [inline, inherited]

Definition at line 242 of file morkNode.h.

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mork_bool morkNode::IsFrozen ( ) const [inline, inherited]

Definition at line 140 of file morkNode.h.

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NS_IMETHODIMP morkCursor::IsFrozenMdbObject ( nsIMdbEnv ev,
mdb_bool outIsReadonly 
) [virtual, inherited]

Reimplemented from morkObject.

Definition at line 167 of file morkCursor.cpp.

{
  *outIsReadonly = IsFrozen();
  return NS_OK;
}

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mork_bool morkNode::IsHeapNode ( ) const [inline, inherited]

Definition at line 233 of file morkNode.h.

  { return mNode_Usage == morkUsage_kHeap; }
mork_bool morkNode::IsMutable ( ) const [inline, inherited]

Definition at line 141 of file morkNode.h.

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mork_bool morkNode::IsNode ( ) const [inline, inherited]

Definition at line 193 of file morkNode.h.

  { return mNode_Base == morkBase_kNode; }
mork_bool morkNode::IsNodeClean ( ) const [inline, inherited]

Definition at line 147 of file morkNode.h.

{ return mNode_Load == morkLoad_kClean; }

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mork_bool morkNode::IsNodeDirty ( ) const [inline, inherited]

Definition at line 148 of file morkNode.h.

{ return mNode_Load == morkLoad_kDirty; }

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mork_bool morkObject::IsObject ( ) const [inline, inherited]

Definition at line 149 of file morkObject.h.

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NS_IMETHODIMP morkCursor::IsOpenMdbObject ( nsIMdbEnv ev,
mdb_bool outOpen 
) [virtual, inherited]

Reimplemented from morkObject.

Definition at line 161 of file morkCursor.cpp.

{
  *outOpen = IsOpenNode();
  return NS_OK;
}

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mork_bool morkNode::IsOpenNode ( ) const [inline, inherited]

Definition at line 236 of file morkNode.h.

mork_bool morkNode::IsOpenOrClosingNode ( ) const [inline, inherited]

Definition at line 248 of file morkNode.h.

  { return IsOpenNode() || IsClosingNode(); }

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mork_bool morkNode::IsShutNode ( ) const [inline, inherited]

Definition at line 239 of file morkNode.h.

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mork_bool morkTableRowCursor::IsTableRowCursor ( ) const [inline, inherited]

Definition at line 146 of file morkTableRowCursor.h.

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void * morkNode::MakeNew ( size_t  inSize,
nsIMdbHeap ioHeap,
morkEnv ev 
) [static, inherited]

Definition at line 177 of file morkNode.cpp.

{
  void* node = 0;
  if ( &ioHeap )
  {
    ioHeap.Alloc(ev->AsMdbEnv(), inSize, (void **) &node);
    if ( !node )
      ev->OutOfMemoryError();
  }
  else
    ev->NilPointerError();
  
  return node;
}

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NS_IMETHODIMP morkTableRowCursor::MakeUniqueCursor ( nsIMdbEnv ev,
nsIMdbTableRowCursor **  acqCursor 
) [virtual, inherited]

Implements nsIMdbTableRowCursor.

Definition at line 353 of file morkTableRowCursor.cpp.

{
  mdb_err outErr = 0;
  nsIMdbTableRowCursor* outCursor = 0;
  
  morkEnv* ev = morkEnv::FromMdbEnv(mev);
  if ( ev )
  {
    AddRef();
    outCursor = this;
      
    outErr = ev->AsErr();
  }
  if ( acqCursor )
    *acqCursor = outCursor;
  return outErr;
}

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void morkNode::MarkClosing ( ) [inline, inherited]

Definition at line 255 of file morkNode.h.

void morkNode::MarkDead ( ) [inline, inherited]

Definition at line 256 of file morkNode.h.

void morkNode::MarkShut ( ) [inline, inherited]

Definition at line 254 of file morkNode.h.

virtual morkRow* morkUniqRowCursor::NextRow ( morkEnv ev,
mdbOid outOid,
mdb_pos outPos 
) [virtual]

Reimplemented from morkTableRowCursor.

NS_IMETHODIMP morkTableRowCursor::NextRow ( nsIMdbEnv ev,
nsIMdbRow **  acqRow,
mdb_pos outRowPos 
) [virtual, inherited]

Implements nsIMdbTableRowCursor.

Definition at line 277 of file morkTableRowCursor.cpp.

{
  mdb_err outErr = 0;
  nsIMdbRow* outRow = 0;
  morkEnv* ev = morkEnv::FromMdbEnv(mev);
  if ( ev )
  {
      
    mdbOid oid; // place to put oid we intend to ignore
    morkRow* row = NextRow(ev, &oid, outRowPos);
    if ( row )
    {
      morkStore* store = row->GetRowSpaceStore(ev);
      if ( store )
        outRow = row->AcquireRowHandle(ev, store);
    }
    outErr = ev->AsErr();
  }
  if ( acqRow )
    *acqRow = outRow;
  return outErr;
}

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NS_IMETHODIMP morkTableRowCursor::NextRowOid ( nsIMdbEnv ev,
mdbOid outOid,
mdb_pos outRowPos 
) [virtual, inherited]

Implements nsIMdbTableRowCursor.

Definition at line 227 of file morkTableRowCursor.cpp.

{
  mdb_err outErr = 0;
  mork_pos pos = -1;
  morkEnv* ev = morkEnv::FromMdbEnv(mev);
  if ( ev )
  {
    if ( outOid )
    {
      pos = NextRowOid(ev, outOid);
    }
    else
      ev->NilPointerError();
    outErr = ev->AsErr();
  }
  if ( outRowPos )
    *outRowPos = pos;
  return outErr;
}

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mdb_pos morkTableRowCursor::NextRowOid ( morkEnv ev,
mdbOid outOid 
) [inherited]

Definition at line 406 of file morkTableRowCursor.cpp.

{
  mdb_pos outPos = -1;
  (void) this->NextRow(ev, outOid, &outPos);
  return outPos;
}

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void morkNode::NilHeapError ( morkEnv ev) const [inherited]

Definition at line 354 of file morkNode.cpp.

{
  ev->NewError("nil mNode_Heap");
}

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mork_usage morkNode::NodeUsage ( ) const [inline, inherited]

Definition at line 231 of file morkNode.h.

{ return mNode_Usage; }
void morkNode::NonMutableNodeError ( morkEnv ev) const [inherited]

Definition at line 348 of file morkNode.cpp.

{
  ev->NewError("non-mutable-morkNode");
}

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void morkNode::NonNodeError ( morkEnv ev) const [inherited]

Definition at line 336 of file morkNode.cpp.

{
  ev->NewError("non-morkNode");
}
void morkNode::NonOpenNodeError ( morkEnv ev) const [inherited]

Definition at line 342 of file morkNode.cpp.

{
  ev->NewError("non-open-morkNode");
}

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Definition at line 399 of file morkTableRowCursor.cpp.

{
  ev->NewError("non morkTableRowCursor");
}

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void* morkNode::operator new ( size_t  inSize,
nsIMdbHeap ioHeap,
morkEnv ev 
) [inline, inherited]

Reimplemented in morkTable, morkFactory, morkPool, and morkSorting.

Definition at line 159 of file morkNode.h.

  { return morkNode::MakeNew(inSize, ioHeap, ev); }

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morkUniqRowCursor& morkUniqRowCursor::operator= ( const morkUniqRowCursor other) [private]
NS_IMETHODIMP morkTableRowCursor::PrevRow ( nsIMdbEnv ev,
nsIMdbRow **  acqRow,
mdb_pos outRowPos 
) [virtual, inherited]

Implements nsIMdbTableRowCursor.

Definition at line 304 of file morkTableRowCursor.cpp.

{
  mdb_err outErr = 0;
  nsIMdbRow* outRow = 0;
  morkEnv* ev = morkEnv::FromMdbEnv(mev);
  if ( ev )
  {
      
    mdbOid oid; // place to put oid we intend to ignore
    morkRow* row = PrevRow(ev, &oid, outRowPos);
    if ( row )
    {
      morkStore* store = row->GetRowSpaceStore(ev);
      if ( store )
        outRow = row->AcquireRowHandle(ev, store);
    }
    outErr = ev->AsErr();
  }
  if ( acqRow )
    *acqRow = outRow;
  return outErr;
}

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morkRow * morkTableRowCursor::PrevRow ( morkEnv ev,
mdbOid outOid,
mdb_pos outPos 
) [virtual, inherited]

Definition at line 438 of file morkTableRowCursor.cpp.

{
  morkRow* outRow = 0;
  mork_pos pos = -1;
  
  morkTable* table = mTableRowCursor_Table;
  if ( table )
  {
    if ( table->IsOpenNode() )
    {
      morkArray* array = &table->mTable_RowArray;
      pos = mCursor_Pos - 1;
        
      if ( pos >= 0 && pos < (mork_pos)(array->mArray_Fill) )
      {
        mCursor_Pos = pos; // update for next time
        morkRow* row = (morkRow*) array->At(pos);
        if ( row )
        {
          if ( row->IsRow() )
          {
            outRow = row;
            *outOid = row->mRow_Oid;
          }
          else
            row->NonRowTypeError(ev);
        }
        else
          ev->NilPointerError();
      }
      else
      {
        outOid->mOid_Scope = 0;
        outOid->mOid_Id = morkId_kMinusOne;
      }
    }
    else
      table->NonOpenNodeError(ev);
  }
  else
    ev->NilPointerError();

  *outPos = pos;
  return outRow;
}

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NS_IMETHODIMP morkTableRowCursor::PrevRowOid ( nsIMdbEnv ev,
mdbOid outOid,
mdb_pos outRowPos 
) [virtual, inherited]

Implements nsIMdbTableRowCursor.

Definition at line 251 of file morkTableRowCursor.cpp.

{
  mdb_err outErr = 0;
  mork_pos pos = -1;
  morkEnv* ev = morkEnv::FromMdbEnv(mev);
  if ( ev )
  {
    if ( outOid )
    {
      pos = PrevRowOid(ev, outOid);
    }
    else
      ev->NilPointerError();
    outErr = ev->AsErr();
  }
  if ( outRowPos )
    *outRowPos = pos;
  return outErr;
}

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mdb_pos morkTableRowCursor::PrevRowOid ( morkEnv ev,
mdbOid outOid 
) [inherited]

Definition at line 414 of file morkTableRowCursor.cpp.

{
  mdb_pos outPos = -1;
  (void) this->PrevRow(ev, outOid, &outPos);
  return outPos;
}

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void morkNode::RefsOverflowWarning ( morkEnv ev) const [inherited]

Definition at line 360 of file morkNode.cpp.

{
  ev->NewWarning("mNode_Refs overflow");
}

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void morkNode::RefsUnderflowWarning ( morkEnv ev) const [inherited]

Definition at line 372 of file morkNode.cpp.

{
  ev->NewWarning("mNode_Refs underflow");
}

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void morkNode::RefsUnderUsesWarning ( morkEnv ev) const [inherited]

Definition at line 330 of file morkNode.cpp.

{
  ev->NewError("mNode_Refs < mNode_Uses");
}

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void morkNode::SetAsleep ( ) [inline, inherited]

Definition at line 138 of file morkNode.h.

mdb_err morkTableRowCursor::SetDoFailOnSeedOutOfSync ( nsIMdbEnv ev,
mdb_bool  inFail 
) [virtual, inherited]

Reimplemented from morkCursor.

Definition at line 186 of file morkTableRowCursor.cpp.

{
  mCursor_DoFailOnSeedOutOfSync = inFail;
  return NS_OK;
}
void morkNode::SetFrozen ( ) [inline, inherited]

Definition at line 136 of file morkNode.h.

void morkNode::SetMutable ( ) [inline, inherited]

Definition at line 137 of file morkNode.h.

void morkNode::SetNodeClean ( ) [inline, inherited]

Definition at line 144 of file morkNode.h.

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void morkNode::SetNodeDirty ( ) [inline, inherited]

Definition at line 145 of file morkNode.h.

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mdb_err morkTableRowCursor::SetPos ( nsIMdbEnv ev,
mdb_pos  inPos 
) [virtual, inherited]

Reimplemented from morkCursor.

Definition at line 172 of file morkTableRowCursor.cpp.

{
  mCursor_Pos = inPos;
  return NS_OK;
}
static void morkBead::SlotStrongBead ( morkBead me,
morkEnv ev,
morkBead **  ioSlot 
) [inline, static, inherited]

Definition at line 124 of file morkBead.h.

  { morkNode::SlotStrongNode((morkNode*) me, ev, (morkNode**) ioSlot); }

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static void morkCursor::SlotStrongCursor ( morkCursor me,
morkEnv ev,
morkCursor **  ioSlot 
) [inline, static, inherited]

Definition at line 142 of file morkCursor.h.

  { morkNode::SlotStrongNode((morkNode*) me, ev, (morkNode**) ioSlot); }

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void morkNode::SlotStrongNode ( morkNode me,
morkEnv ev,
morkNode **  ioSlot 
) [static, inherited]

Definition at line 466 of file morkNode.cpp.

{
  morkNode* node = *ioSlot;
  if ( me != node )
  {
    if ( node )
    {
      // what if this nulls out the ev and causes asserts?
      // can we move this after the CutStrongRef()?
      *ioSlot = 0;
      node->CutStrongRef(ev);
    }
    if ( me && me->AddStrongRef(ev) )
      *ioSlot = me;
  }
}

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static void morkObject::SlotStrongObject ( morkObject me,
morkEnv ev,
morkObject **  ioSlot 
) [inline, static, inherited]

Definition at line 160 of file morkObject.h.

  { morkNode::SlotStrongNode((morkNode*) me, ev, (morkNode**) ioSlot); }

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static void morkTableRowCursor::SlotStrongTableRowCursor ( morkTableRowCursor me,
morkEnv ev,
morkTableRowCursor **  ioSlot 
) [inline, static, inherited]

Definition at line 170 of file morkTableRowCursor.h.

  { morkNode::SlotStrongNode((morkNode*) me, ev, (morkNode**) ioSlot); }

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static void morkUniqRowCursor::SlotStrongUniqRowCursor ( morkUniqRowCursor me,
morkEnv ev,
morkUniqRowCursor **  ioSlot 
) [inline, static]

Definition at line 119 of file morkUniqRowCursor.h.

  { morkNode::SlotStrongNode((morkNode*) me, ev, (morkNode**) ioSlot); }

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static void morkBead::SlotWeakBead ( morkBead me,
morkEnv ev,
morkBead **  ioSlot 
) [inline, static, inherited]

Definition at line 120 of file morkBead.h.

  { morkNode::SlotWeakNode((morkNode*) me, ev, (morkNode**) ioSlot); }

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static void morkCursor::SlotWeakCursor ( morkCursor me,
morkEnv ev,
morkCursor **  ioSlot 
) [inline, static, inherited]

Definition at line 138 of file morkCursor.h.

  { morkNode::SlotWeakNode((morkNode*) me, ev, (morkNode**) ioSlot); }

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void morkNode::SlotWeakNode ( morkNode me,
morkEnv ev,
morkNode **  ioSlot 
) [static, inherited]

Definition at line 489 of file morkNode.cpp.

{
  morkNode* node = *ioSlot;
  if ( me != node )
  {
    if ( node )
    {
      *ioSlot = 0;
      node->CutWeakRef(ev);
    }
    if ( me && me->AddWeakRef(ev) )
      *ioSlot = me;
  }
}

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static void morkObject::SlotWeakObject ( morkObject me,
morkEnv ev,
morkObject **  ioSlot 
) [inline, static, inherited]

Definition at line 156 of file morkObject.h.

  { morkNode::SlotWeakNode((morkNode*) me, ev, (morkNode**) ioSlot); }

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static void morkTableRowCursor::SlotWeakTableRowCursor ( morkTableRowCursor me,
morkEnv ev,
morkTableRowCursor **  ioSlot 
) [inline, static, inherited]

Definition at line 166 of file morkTableRowCursor.h.

  { morkNode::SlotWeakNode((morkNode*) me, ev, (morkNode**) ioSlot); }

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static void morkUniqRowCursor::SlotWeakUniqRowCursor ( morkUniqRowCursor me,
morkEnv ev,
morkUniqRowCursor **  ioSlot 
) [inline, static]

Definition at line 115 of file morkUniqRowCursor.h.

  { morkNode::SlotWeakNode((morkNode*) me, ev, (morkNode**) ioSlot); }

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mork_uses morkNode::StrongRefsOnly ( ) const [inline, inherited]

Definition at line 219 of file morkNode.h.

{ return mNode_Uses; }

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void morkNode::UsesOverflowWarning ( morkEnv ev) const [inherited]

Definition at line 366 of file morkNode.cpp.

{
  ev->NewWarning("mNode_Uses overflow");
}
void morkNode::UsesUnderflowWarning ( morkEnv ev) const [inherited]

Definition at line 378 of file morkNode.cpp.

{
  ev->NewWarning("mNode_Uses underflow");
}

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mork_refs morkNode::WeakRefsOnly ( ) const [inline, inherited]

Definition at line 220 of file morkNode.h.

{ return (mork_refs) ( mNode_Refs - mNode_Uses ); }

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void morkNode::ZapOld ( morkEnv ev,
nsIMdbHeap ioHeap 
) [inherited]

Definition at line 193 of file morkNode.cpp.

{
  if ( this )
  {
    if ( this->IsNode() )
    {
      mork_usage usage = mNode_Usage; // mNode_Usage before ~morkNode
      this->morkNode::~morkNode(); // first call polymorphic destructor
      if ( ioHeap ) // was this node heap allocated?
        ioHeap->Free(ev->AsMdbEnv(), this);
      else if ( usage == morkUsage_kPool ) // mNode_Usage before ~morkNode
      {
        morkHandle* h = (morkHandle*) this;
        if ( h->IsHandle() && h->GoodHandleTag() )
        {
          if ( h->mHandle_Face )
          {
            if (ev->mEnv_HandlePool)
              ev->mEnv_HandlePool->ZapHandle(ev, h->mHandle_Face);
            else if (h->mHandle_Env && h->mHandle_Env->mEnv_HandlePool)
              h->mHandle_Env->mEnv_HandlePool->ZapHandle(ev, h->mHandle_Face);
          }
          else
            ev->NilPointerError();
        }
      }
    }
    else
      this->NonNodeError(ev);
  }
  else
    ev->NilPointerError();
}

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Friends And Related Function Documentation

friend class morkHandleFrame [friend, inherited]

Reimplemented in morkHandle.

Definition at line 131 of file morkNode.h.


Member Data Documentation

Definition at line 83 of file morkBead.h.

Definition at line 114 of file morkCursor.h.

Definition at line 115 of file morkCursor.h.

Definition at line 113 of file morkCursor.h.

Definition at line 112 of file morkCursor.h.

Definition at line 91 of file morkObject.h.

Definition at line 122 of file morkNode.h.

Definition at line 119 of file morkNode.h.

Definition at line 120 of file morkNode.h.

Definition at line 117 of file morkNode.h.

Definition at line 125 of file morkNode.h.

Definition at line 124 of file morkNode.h.

Definition at line 128 of file morkNode.h.

Definition at line 123 of file morkNode.h.

Definition at line 127 of file morkNode.h.

Definition at line 89 of file morkObject.h.

Definition at line 80 of file morkTableRowCursor.h.


The documentation for this class was generated from the following file: