// Get the method implementation attributes for this method.
public override MethodImplAttributes GetMethodImplementationFlags()
{
lock (typeof(AssemblyBuilder))
{
return(ClrHelpers.GetImplAttrs(privateData));
}
}
// Write a SerString to the writer.
private static void WriteSerString(String name, BinaryWriter writer)
{
byte[] encodedString = Encoding.UTF8.GetBytes(name);
byte[] encodedLength = ClrHelpers.ToPackedLen(encodedString.Length);
writer.Write(encodedLength, 0, encodedLength.Length);
writer.Write(encodedString, 0, encodedString.Length);
}
private WorkflowDefinition(String source)
{
// clr:A2.Workflows
// file:fullName
Source = source.Trim();
if (Source.StartsWith("clr:"))
{
var(assembly, type) = ClrHelpers.ParseClrType(source);
Name = type;
Assembly = assembly;
}
else if (Source.StartsWith("file:"))
{
Type = WorkflowType.File;
Path = Source.Substring(5).Trim();
Name = System.IO.Path.GetFileNameWithoutExtension(Path);
}
else if (Source.StartsWith("db:"))
{
Type = WorkflowType.Db;
Path = Source.Substring(3).Trim();
Name = System.IO.Path.GetFileNameWithoutExtension(Path);
}
else
{
throw new WorkflowException($"Invalid workflow source ('{Source}')");
}
Identity = new WorkflowIdentity(Name, new Version(Version, 0), null);
}
// Get the parameters for this method.
public override ParameterInfo[] GetParameters()
{
lock (typeof(AssemblyBuilder))
{
int param;
ParameterInfo[] parameters = new ParameterInfo [numParams];
for (param = 0; param < numParams; ++param)
{
parameters[param] =
ClrHelpers.GetParameterInfo(this, this, param + 1);
}
return(parameters);
}
}
public Object CreateInstance(String clrType)
{
var(assembly, type) = ClrHelpers.ParseClrType(clrType);
Object instance = null;
try
{
instance = System.Activator.CreateInstance(assembly, type).Unwrap() as Object;
}
catch (Exception ex)
{
if (ex.InnerException != null)
{
ex = ex.InnerException;
}
throw new InteropException($"Could not create type '{type}'. exception: '{ex.Message}'");
}
if (!(instance is IInvokeTarget))
{
throw new InteropException($"The type: '{type}' must implement interface 'IInvokeTarget'");
}
return(instance);
}
public override async Task <IApiResponse> ExecuteAsync(IApiRequest request)
{
var handler = ClrHelpers.LoadObjectSP <IApiClrHandler>(_command.clrType);
return(await handler.HandleAsync(request));
}
