public bool TryAddChainedHeader(ChainedHeader chainedHeader)
{
try
{
using (var handle = this.cursorCache.TakeItem())
{
var cursor = handle.Item;
using (var jetTx = cursor.jetSession.BeginTransaction())
{
using (var jetUpdate = cursor.jetSession.BeginUpdate(cursor.blockHeadersTableId, JET_prep.Insert))
{
Api.SetColumns(cursor.jetSession, cursor.blockHeadersTableId,
new BytesColumnValue {
Columnid = cursor.blockHeaderHashColumnId, Value = DbEncoder.EncodeUInt256(chainedHeader.Hash)
},
new BytesColumnValue {
Columnid = cursor.blockHeaderPreviousHashColumnId, Value = DbEncoder.EncodeUInt256(chainedHeader.PreviousBlockHash)
},
new Int32ColumnValue {
Columnid = cursor.blockHeaderHeightColumnId, Value = chainedHeader.Height
},
new BytesColumnValue {
Columnid = cursor.blockHeaderTotalWorkColumnId, Value = DataEncoder.EncodeTotalWork(chainedHeader.TotalWork)
},
new BytesColumnValue {
Columnid = cursor.blockHeaderBytesColumnId, Value = DataEncoder.EncodeChainedHeader(chainedHeader)
});
jetUpdate.Save();
}
jetTx.CommitLazy();
return(true);
}
}
}
catch (EsentKeyDuplicateException)
{
return(false);
}
}
