private static BigInteger GetCacheKey(Type resultType, IMappingExport mappings)
{
if (mappings is DefaultResultMapping)
{
return(HashBuilder.Compute(resultType.AssemblyQualifiedName));
}
return(HashBuilder.Compute(mappings.Export()
.Aggregate(resultType.AssemblyQualifiedName, (seed, kvp)
=> seed + kvp.Key + kvp.Value.ActiveAlias + kvp.Value.PropertyMetadata.Name)));
}
/// <summary>
/// Gets a deterministic key based on hashing.
/// </summary>
/// <returns>Base64 encoded 128bit hash code</returns>
public string GetDeterministicKey()
{
return(Convert.ToBase64String(HashBuilder.Compute(Parameters.Aggregate(CommandText + DbCommandType,
(s, parameter) => s += parameter.ParameterName + parameter.DbType + parameter.Value.ToString())).ToByteArray()));
}
