public IActionResult GetStorage([FromQuery] GetStorageRequest request)
{
if (!this.ModelState.IsValid)
{
this.logger.LogTrace("(-)[MODELSTATE_INVALID]");
return(ModelStateErrors.BuildErrorResponse(this.ModelState));
}
uint160 addressNumeric = request.ContractAddress.ToUint160(this.network);
byte[] storageValue = this.stateRoot.GetStorageValue(addressNumeric, Encoding.UTF8.GetBytes(request.StorageKey));
if (storageValue == null)
{
return(Json(new
{
Message = string.Format("No data at storage with key {0}", request.StorageKey)
}));
}
// Interpret the storage bytes as an object of the given type
var interpretedStorageValue = InterpretStorageValue(request.DataType, storageValue);
// Use MethodParamStringSerializer to serialize the interpreted object to a string
var serialized = MethodParameterStringSerializer.Serialize(interpretedStorageValue, this.network);
return(Json(serialized));
}
public void Serialized_Address_Is_Base58()
{
var address = new Address();
var serializedAddress = MethodParameterStringSerializer.Serialize(address, Network);
// Will throw if address is invalid
BitcoinAddress.Create(serializedAddress, Network);
}
public void Serialized_Method_Params_Are_Smaller_Than_Strings()
{
// Single comparative case for a sample byte vs. string encoded method params array
var stringSerializer = new MethodParameterStringSerializer();
var parameters = GetData(0).SelectMany(o => o).ToArray();
var serializedBytes = this.Serializer.Serialize(parameters);
var s = stringSerializer.Serialize(parameters);
var serializedString = Encoding.UTF8.GetBytes(s);
Assert.True(serializedBytes.Length <= serializedString.Length);
}
public IActionResult GetStorage([FromQuery] GetStorageRequest request)
{
if (!this.ModelState.IsValid)
{
this.logger.LogTrace("(-)[MODELSTATE_INVALID]");
return(ModelStateErrors.BuildErrorResponse(this.ModelState));
}
var height = request.BlockHeight.HasValue ? request.BlockHeight.Value : (ulong)this.chainIndexer.Height;
ChainedHeader chainedHeader = this.chainIndexer.GetHeader((int)height);
var scHeader = chainedHeader?.Header as ISmartContractBlockHeader;
IStateRepositoryRoot stateAtHeight = this.stateRoot.GetSnapshotTo(scHeader.HashStateRoot.ToBytes());
uint160 addressNumeric = request.ContractAddress.ToUint160(this.network);
byte[] storageValue = stateAtHeight.GetStorageValue(addressNumeric, Encoding.UTF8.GetBytes(request.StorageKey));
if (storageValue == null)
{
return(this.NotFound(new
{
Message = string.Format("No data at storage with key {0}", request.StorageKey)
}));
}
// Interpret the storage bytes as an object of the given type
object interpretedStorageValue = this.InterpretStorageValue(request.DataType, storageValue);
// Use MethodParamStringSerializer to serialize the interpreted object to a string
string serialized = MethodParameterStringSerializer.Serialize(interpretedStorageValue, this.network);
return(this.Json(serialized));
}
