public MerkleTreeNode ReadNode()
{
var blockIndexColumn = new Int32ColumnValue { Columnid = cursor.blockIndexColumnId };
var txIndexColumn = new Int32ColumnValue { Columnid = cursor.txIndexColumnId };
var depthColumn = new Int32ColumnValue { Columnid = cursor.blockDepthColumnId };
var txHashColumn = new BytesColumnValue { Columnid = cursor.blockTxHashColumnId };
Api.RetrieveColumns(cursor.jetSession, cursor.blocksTableId, blockIndexColumn, txIndexColumn, depthColumn, txHashColumn);
if (this.blockIndex != blockIndexColumn.Value.Value)
throw new InvalidOperationException();
var txIndex = txIndexColumn.Value.Value;
var depth = depthColumn.Value.Value;
var txHash = DbEncoder.DecodeUInt256(txHashColumn.Value);
var pruned = depth >= 0;
depth = Math.Max(0, depth);
return new MerkleTreeNode(txIndex, depth, txHash, pruned);
}
private void InitColumns()
{
_colIdShapeLabel = Api.GetTableColumnid(sesid, table, colNameShapeLabel);
_colIdIfcShapeLabel = Api.GetTableColumnid(sesid, table, colNameIfcShapeLabel);
_colIdGeometryHash = Api.GetTableColumnid(sesid, table, colNameGeometryHash);
_colIdCost = Api.GetTableColumnid(sesid, table, colNameCost);
_colIdReferenceCount = Api.GetTableColumnid(sesid, table, colNameReferenceCount);
_colIdLOD = Api.GetTableColumnid(sesid, table, colNameLOD);
_colIdFormat = Api.GetTableColumnid(sesid, table, colNameFormat);
_colIdBoundingBox = Api.GetTableColumnid(sesid, table, colNameBoundingBox);
_colIdShapeData = Api.GetTableColumnid(sesid, table, colNameShapeData);
_colValShapeLabel = new Int32ColumnValue { Columnid = _colIdShapeLabel };
_colValIfcShapeLabel = new Int32ColumnValue { Columnid = _colIdIfcShapeLabel };
_colValGeometryHash = new Int32ColumnValue { Columnid = _colIdGeometryHash };
_colValCost = new Int32ColumnValue { Columnid = _colIdCost };
_colValReferenceCount = new Int32ColumnValue { Columnid = _colIdReferenceCount };
_colValLOD = new ByteColumnValue { Columnid = _colIdLOD };
_colValFormat = new ByteColumnValue { Columnid = _colIdFormat };
_colValBoundingBox = new BytesColumnValue { Columnid = _colIdBoundingBox };
_colValShapeData = new BytesColumnValue { Columnid = _colIdShapeData };
_colValues = new ColumnValue[] { _colValIfcShapeLabel, _colValGeometryHash, _colValCost, _colValReferenceCount, _colValLOD, _colValFormat,_colValBoundingBox,_colValShapeData };
}
private void InitColumns()
{
// IDictionary<string, JET_COLUMNID> columnids = Api.GetColumnDictionary(_jetSession, _jetCursor);
_colIdHeaderId = Api.GetTableColumnid(_jetSession, _jetCursor, _colNameHeaderId);
_colIdEntityCount = Api.GetTableColumnid(_jetSession, _jetCursor, _colNameEntityCount);
_colIdFileVersion = Api.GetTableColumnid(_jetSession, _jetCursor, _colNameFileVersion);
_colIdHeaderData = Api.GetTableColumnid(_jetSession, _jetCursor, _colNameHeaderData);
_colValHeaderId = new Int32ColumnValue { Columnid = _colIdHeaderId };
_colValEntityCount = new Int64ColumnValue { Columnid = _colIdEntityCount };
_colValFileVersion = new StringColumnValue { Columnid = _colIdFileVersion };
_colValHeaderData = new BytesColumnValue { Columnid = _colIdHeaderData };
}
private void InitColumns()
{
_colIdInstanceLabel = Api.GetTableColumnid(sesid, table, colNameInstanceLabel);
_colIdIfcTypeId = Api.GetTableColumnid(sesid, table, colNameIfcTypeId);
_colIdIfcProductLabel = Api.GetTableColumnid(sesid, table, colNameIfcProductLabel);
_colIdStyleLabel = Api.GetTableColumnid(sesid, table, colNameStyleLabel);
_colIdShapeLabel = Api.GetTableColumnid(sesid, table, colNameShapeLabel);
_colIdRepresentationContext = Api.GetTableColumnid(sesid, table, colNameRepresentationContext);
_colIdRepType = Api.GetTableColumnid(sesid, table, colNameRepType);
_colIdTransformation = Api.GetTableColumnid(sesid, table, colNameTransformation);
_colIdBoundingBox = Api.GetTableColumnid(sesid, table, colNameBoundingBox);
_colValInstanceLabel = new Int32ColumnValue { Columnid = _colIdInstanceLabel };
_colValIfcTypeId = new Int16ColumnValue { Columnid = _colIdIfcTypeId };
_colValIfcProductLabel = new Int32ColumnValue { Columnid = _colIdIfcProductLabel };
_colValStyleLabel = new Int32ColumnValue { Columnid = _colIdStyleLabel };
_colValShapeLabel = new Int32ColumnValue { Columnid = _colIdShapeLabel };
_colValRepresentationContext = new Int32ColumnValue { Columnid = _colIdRepresentationContext };
_colValRepType = new ByteColumnValue { Columnid = _colIdRepType };
_colValTransformation = new BytesColumnValue { Columnid = _colIdTransformation };
_colValBoundingBox = new BytesColumnValue { Columnid = _colIdBoundingBox };
_colValues = new ColumnValue[] { _colValIfcTypeId, _colValIfcProductLabel, _colValStyleLabel, _colValShapeLabel, _colValRepresentationContext, _colValRepType, _colValTransformation,_colValBoundingBox, };
}
public bool TryGetTransaction(UInt256 blockHash, int txIndex, out BlockTx transaction)
{
using (var handle = this.cursorCache.TakeItem())
{
var cursor = handle.Item;
using (var jetTx = cursor.jetSession.BeginTransaction())
{
int blockIndex;
if (!TryGetBlockIndex(cursor, blockHash, out blockIndex))
{
transaction = null;
return false;
}
Api.JetSetCurrentIndex(cursor.jetSession, cursor.blocksTableId, "IX_BlockIndexTxIndex");
Api.MakeKey(cursor.jetSession, cursor.blocksTableId, blockIndex, MakeKeyGrbit.NewKey);
Api.MakeKey(cursor.jetSession, cursor.blocksTableId, txIndex, MakeKeyGrbit.None);
if (Api.TrySeek(cursor.jetSession, cursor.blocksTableId, SeekGrbit.SeekEQ))
{
var blockTxHashColumn = new BytesColumnValue { Columnid = cursor.blockTxHashColumnId };
var blockTxBytesColumn = new BytesColumnValue { Columnid = cursor.blockTxBytesColumnId };
Api.RetrieveColumns(cursor.jetSession, cursor.blocksTableId, blockTxHashColumn, blockTxBytesColumn);
if (blockTxBytesColumn.Value != null)
{
var txHash = DbEncoder.DecodeUInt256(blockTxHashColumn.Value);
transaction = new BlockTx(txIndex, txHash, blockTxBytesColumn.Value.ToImmutableArray());
return true;
}
else
{
transaction = null;
return false;
}
}
else
{
transaction = null;
return false;
}
}
}
}
private IEnumerator<BlockTxNode> ReadBlockTransactions(UInt256 blockHash, bool requireTx)
{
using (var handle = this.cursorCache.TakeItem())
{
var cursor = handle.Item;
using (var jetTx = cursor.jetSession.BeginTransaction())
{
int blockIndex;
if (!TryGetBlockIndex(cursor, blockHash, out blockIndex))
throw new MissingDataException(blockHash);
Api.JetSetCurrentIndex(cursor.jetSession, cursor.blocksTableId, "IX_BlockIndexTxIndex");
Api.MakeKey(cursor.jetSession, cursor.blocksTableId, blockIndex, MakeKeyGrbit.NewKey);
Api.MakeKey(cursor.jetSession, cursor.blocksTableId, 0, MakeKeyGrbit.None);
if (!Api.TrySeek(cursor.jetSession, cursor.blocksTableId, SeekGrbit.SeekGE))
throw new MissingDataException(blockHash);
Api.MakeKey(cursor.jetSession, cursor.blocksTableId, blockIndex, MakeKeyGrbit.NewKey);
Api.MakeKey(cursor.jetSession, cursor.blocksTableId, int.MaxValue, MakeKeyGrbit.None);
if (!Api.TrySetIndexRange(cursor.jetSession, cursor.blocksTableId, SetIndexRangeGrbit.RangeUpperLimit))
throw new MissingDataException(blockHash);
do
{
var txIndexColumn = new Int32ColumnValue { Columnid = cursor.txIndexColumnId };
var blockDepthColumn = new Int32ColumnValue { Columnid = cursor.blockDepthColumnId };
var blockTxHashColumn = new BytesColumnValue { Columnid = cursor.blockTxHashColumnId };
var blockTxBytesColumn = new BytesColumnValue { Columnid = cursor.blockTxBytesColumnId };
Api.RetrieveColumns(cursor.jetSession, cursor.blocksTableId, txIndexColumn, blockDepthColumn, blockTxHashColumn, blockTxBytesColumn);
var txIndex = txIndexColumn.Value.Value;
var depth = blockDepthColumn.Value.Value;
var txHash = DbEncoder.DecodeUInt256(blockTxHashColumn.Value);
var txBytes = blockTxBytesColumn.Value;
// determine if transaction is pruned by its depth
var pruned = depth >= 0;
depth = Math.Max(0, depth);
if (pruned && requireTx)
throw new MissingDataException(blockHash);
var blockTxNode = new BlockTxNode(txIndex, depth, txHash, pruned, txBytes?.ToImmutableArray());
yield return blockTxNode;
}
while (Api.TryMoveNext(cursor.jetSession, cursor.blocksTableId));
}
}
}
public bool TryGetUnspentTxOutput(TxOutputKey txOutputKey, out TxOutput txOutput)
{
CheckTransaction();
using (SetSessionContext())
{
Api.JetSetCurrentIndex(this.jetSession, this.unspentTxOutputTableId, "IX_TxOutputKey");
Api.MakeKey(this.jetSession, this.unspentTxOutputTableId, DbEncoder.EncodeTxOutputKey(txOutputKey), MakeKeyGrbit.NewKey);
if (Api.TrySeek(this.jetSession, this.unspentTxOutputTableId, SeekGrbit.SeekEQ))
{
var txOutputBytesColumn = new BytesColumnValue { Columnid = this.txOutputBytesColumnId };
Api.RetrieveColumns(this.jetSession, this.unspentTxOutputTableId, txOutputBytesColumn);
txOutput = DataDecoder.DecodeTxOutput(txOutputBytesColumn.Value);
return true;
}
txOutput = default(TxOutput);
return false;
}
}
private IEnumerable<UnspentTx> ReadUnspentTransactionsInner()
{
using (SetSessionContext())
{
Api.JetSetCurrentIndex(this.jetSession, this.unspentTxTableId, "IX_TxHash");
if (Api.TryMoveFirst(this.jetSession, this.unspentTxTableId))
{
do
{
var txHashColumn = new BytesColumnValue { Columnid = this.txHashColumnId };
var blockIndexColumn = new Int32ColumnValue { Columnid = this.blockIndexColumnId };
var txIndexColumn = new Int32ColumnValue { Columnid = this.txIndexColumnId };
var txVersionColumn = new UInt32ColumnValue { Columnid = this.txVersionColumnId };
var isCoinbaseColumn = new BoolColumnValue { Columnid = this.isCoinbaseColumnId };
var outputStatesColumn = new BytesColumnValue { Columnid = this.outputStatesColumnId };
var txOutputBytesColumn = new BytesColumnValue { Columnid = this.txOutputBytesColumnId };
Api.RetrieveColumns(this.jetSession, this.unspentTxTableId, txHashColumn, blockIndexColumn, txIndexColumn, txVersionColumn, isCoinbaseColumn, outputStatesColumn, txOutputBytesColumn);
var txHash = DbEncoder.DecodeUInt256(txHashColumn.Value);
var blockIndex = blockIndexColumn.Value.Value;
var txIndex = txIndexColumn.Value.Value;
var txVersion = txVersionColumn.Value.Value;
var isCoinbase = isCoinbaseColumn.Value.Value;
var outputStates = DataDecoder.DecodeOutputStates(outputStatesColumn.Value);
yield return new UnspentTx(txHash, blockIndex, txIndex, txVersion, isCoinbase, outputStates);
}
while (Api.TryMoveNext(this.jetSession, this.unspentTxTableId));
}
}
}
public bool TryGetUnspentTx(UInt256 txHash, out UnspentTx unspentTx)
{
CheckTransaction();
using (SetSessionContext())
{
Api.JetSetCurrentIndex(this.jetSession, this.unspentTxTableId, "IX_TxHash");
Api.MakeKey(this.jetSession, this.unspentTxTableId, DbEncoder.EncodeUInt256(txHash), MakeKeyGrbit.NewKey);
if (Api.TrySeek(this.jetSession, this.unspentTxTableId, SeekGrbit.SeekEQ))
{
var blockIndexColumn = new Int32ColumnValue { Columnid = this.blockIndexColumnId };
var txIndexColumn = new Int32ColumnValue { Columnid = this.txIndexColumnId };
var txVersionColumn = new UInt32ColumnValue { Columnid = this.txVersionColumnId };
var isCoinbaseColumn = new BoolColumnValue { Columnid = this.isCoinbaseColumnId };
var outputStatesColumn = new BytesColumnValue { Columnid = this.outputStatesColumnId };
var txOutputBytesColumn = new BytesColumnValue { Columnid = this.txOutputBytesColumnId };
Api.RetrieveColumns(this.jetSession, this.unspentTxTableId, blockIndexColumn, txIndexColumn, txVersionColumn, isCoinbaseColumn, outputStatesColumn, txOutputBytesColumn);
var blockIndex = blockIndexColumn.Value.Value;
var txIndex = txIndexColumn.Value.Value;
var txVersion = txVersionColumn.Value.Value;
var isCoinbase = isCoinbaseColumn.Value.Value;
var outputStates = DataDecoder.DecodeOutputStates(outputStatesColumn.Value);
unspentTx = new UnspentTx(txHash, blockIndex, txIndex, txVersion, isCoinbase, outputStates);
return true;
}
unspentTx = default(UnspentTx);
return false;
}
}
public void TestBytesValueAsObject()
{
byte[] data = Any.Bytes;
var instance = new BytesColumnValue { Value = data };
Assert.AreEqual(data, instance.ValueAsObject);
}
private void InitColumns()
{
_colIdGeometryLabel = Api.GetTableColumnid(sesid, table, colNameGeometryLabel);
_colIdGeomType = Api.GetTableColumnid(sesid, table, colNameGeomType);
_colIdProductIfcTypeId = Api.GetTableColumnid(sesid, table, colNameProductIfcTypeId);
_colIdProductLabel = Api.GetTableColumnid(sesid, table, colNameProductLabel);
_colIdSubPart = Api.GetTableColumnid(sesid, table, colNameSubPart);
_colIdTransformMatrix = Api.GetTableColumnid(sesid, table, colNameTransformMatrix);
_colIdShapeData = Api.GetTableColumnid(sesid, table, colNameShapeData);
_colIdGeometryHash = Api.GetTableColumnid(sesid, table, colNameGeometryHash);
_colIdStyleLabel = Api.GetTableColumnid(sesid, table, colNameStyleLabel);
_colValGeometryLabel = new Int32ColumnValue { Columnid = _colIdGeometryLabel };
_colValGeomType = new ByteColumnValue { Columnid = _colIdGeomType };
_colValProductIfcTypeId = new Int16ColumnValue { Columnid = _colIdProductIfcTypeId };
_colValProductLabel = new Int32ColumnValue { Columnid = _colIdProductLabel };
_colValSubPart = new Int16ColumnValue { Columnid = _colIdSubPart };
_colValTransformMatrix = new BytesColumnValue { Columnid = _colIdTransformMatrix };
_colValShapeData = new BytesColumnValue { Columnid = _colIdShapeData };
_colValGeometryHash = new Int32ColumnValue { Columnid = _colIdGeometryHash };
_colValStyleLabel = new Int32ColumnValue { Columnid = _colIdStyleLabel };
_colValues = new ColumnValue[] { _colValGeomType, _colValProductLabel, _colValProductIfcTypeId, _colValSubPart, _colValTransformMatrix, _colValShapeData, _colValGeometryHash , _colValStyleLabel};
}