public NodeAVLDisk(RowAVLDisk r, IRowInputInterface input, int id)
{
this._iLeft = -1;
this._iParent = -1;
this._iRight = -1;
this.row = r;
this._iId = id;
this.iData = r.GetPos();
base.IBalance = input.ReadInt();
this._iLeft = input.ReadInt();
if (this._iLeft <= 0)
{
this._iLeft = -1;
}
this._iRight = input.ReadInt();
if (this._iRight <= 0)
{
this._iRight = -1;
}
this._iParent = input.ReadInt();
if (this._iParent <= 0)
{
this._iParent = -1;
}
}
private ICachedObject GetFromFile(int pos, IPersistentStore store, bool keep)
{
ICachedObject obj2;
Monitor.Enter(this.Lock);
try
{
ICachedObject row = this.cache.Get(pos);
if (row != null)
{
if (keep)
{
row.KeepInMemory(true);
}
return(row);
}
for (int i = 0; i < 2; i++)
{
try
{
IRowInputInterface interface2 = this.ReadObject(pos);
if (interface2 == null)
{
return(null);
}
row = store.Get(interface2);
break;
}
catch (OutOfMemoryException)
{
this.cache.ForceCleanUp();
if (i > 0)
{
throw;
}
}
}
pos = row.GetPos();
this.cache.Put(pos, row);
if (keep)
{
row.KeepInMemory(true);
}
store.Set(row);
obj2 = row;
}
catch (CoreException exception)
{
this.database.logger.LogSevereEvent(this.DataFileName + FwNs.Core.LC.cResources.SR.DataFileCache_GetFromFile__getFromFile_ + pos, exception);
throw;
}
finally
{
Monitor.Exit(this.Lock);
}
return(obj2);
}
protected virtual void InitBuffers()
{
if ((this.RowOut == null) || (this.RowOut.GetOutputStream().GetBuffer().Length > 0x100))
{
this.RowOut = new RowOutputBinaryEncode(this.database.logger.GetCrypto(), 0x100, this.CachedRowPadding);
}
if ((this.RowIn == null) || (this.RowIn.GetBuffer().Length > 0x100))
{
this.RowIn = new RowInputBinaryDecode(this.database.logger.GetCrypto(), new byte[0x100]);
}
}
public void Read(IRowInputInterface i, ResultMetaData meta)
{
base.Id = i.ReadLong();
int num = i.ReadInt();
i.ReadInt();
i.ReadInt();
while (num-- > 0)
{
this.Add(i.ReadData(meta.ColumnTypes));
}
}
public override ICachedObject Get(IRowInputInterface input)
{
ICachedObject obj2;
try
{
obj2 = new RowAVLDisk(base.table, input);
}
catch (IOException exception)
{
throw Error.GetError(0x1d2, exception);
}
return(obj2);
}
public RowAVLDisk(TableBase t, IRowInputInterface _in) : base(t, null)
{
base.Position = _in.GetPos();
this.storageSize = _in.GetSize();
int indexCount = t.GetIndexCount();
base.NPrimaryNode = new NodeAVLDisk(this, _in, 0);
NodeAVL nPrimaryNode = base.NPrimaryNode;
for (int i = 1; i < indexCount; i++)
{
nPrimaryNode.nNext = new NodeAVLDisk(this, _in, i);
nPrimaryNode = nPrimaryNode.nNext;
}
base.RowData = _in.ReadData(base.table.GetColumnTypes());
}
public override ICachedObject Get(IRowInputInterface input)
{
try
{
if (this._isCached)
{
return(new RowAVLDisk(base.table, input));
}
}
catch (CoreException)
{
return(null);
}
catch (IOException)
{
return(null);
}
return(null);
}
public virtual void ReadSimple(IRowInputInterface i, ResultMetaData meta)
{
throw Error.RuntimeError(0xc9, "RowSetNavigator");
}
public abstract ICachedObject Get(IRowInputInterface i);
public override ICachedObject Get(IRowInputInterface input)
{
return(null);
}