private static RfcResultCode HandleGenericMetadata(RfcInterop interop, SapConnectionParameters parameters, string functionName, RfcAttributes attributes, out IntPtr funcDescHandle)
{
RfcConnectionParameter[] interopParameters = parameters.ToInterop();
IntPtr connection = interop.OpenConnection(
connectionParams: interopParameters,
paramCount: (uint)interopParameters.Length,
errorInfo: out RfcErrorInfo connectionErrorInfo);
if (connectionErrorInfo.Code != RfcResultCode.RFC_OK)
{
funcDescHandle = IntPtr.Zero;
return(connectionErrorInfo.Code);
}
funcDescHandle = interop.GetFunctionDesc(
rfcHandle: connection,
funcName: functionName,
errorInfo: out RfcErrorInfo errorInfo);
RfcResultCode resultCode = interop.CloseConnection(
rfcHandle: connection,
errorInfo: out RfcErrorInfo closeErrorInfo);
return(errorInfo.Code);
}
internal static void InstallGenericServerFunctionHandler(RfcInterop interop, SapConnectionParameters parameters, Action <ISapServerConnection, ISapServerFunction> action)
{
RfcResultCode resultCode = interop.InstallGenericServerFunction(
serverFunction: (IntPtr connectionHandle, IntPtr functionHandle, out RfcErrorInfo errorInfo)
=> HandleGenericFunction(interop, action, connectionHandle, functionHandle, out errorInfo),
funcDescPointer: (string functionName, ref RfcAttributes attributes, out IntPtr funcDescHandle)
=> HandleGenericMetadata(interop, parameters, functionName, attributes, out funcDescHandle),
out RfcErrorInfo installFunctionErrorInfo);
resultCode.ThrowOnError(installFunctionErrorInfo);
}
internal static ISapServer Create(RfcInterop rfcInterop, SapConnectionParameters parameters)
{
RfcConnectionParameter[] interopParameters = parameters.ToInterop();
IntPtr rfcServerHandle = rfcInterop.CreateServer(
connectionParams: interopParameters,
paramCount: (uint)interopParameters.Length,
errorInfo: out RfcErrorInfo errorInfo);
errorInfo.ThrowOnError();
return(new SapServer(rfcInterop, rfcServerHandle, parameters));
}
// Constructor for unit-testing
internal SapConnection(RfcInterop interop, SapConnectionParameters parameters)
{
_interop = interop;
_parameters = parameters;
}
public SapConnection(string connectionString)
: this(new RfcInterop(), SapConnectionParameters.Parse(connectionString))
{
}
public SapConnection(SapConnectionParameters parameters)
: this(new RfcInterop(), parameters)
{
}
/// <summary>
/// Installs a global server function handler.
/// </summary>
/// <param name="connectionString">The connection string.</param>
/// <param name="action">The RFC server function handler.</param>
public static void InstallGenericServerFunctionHandler(string connectionString, Action <ISapServerConnection, ISapServerFunction> action)
{
InstallGenericServerFunctionHandler(SapConnectionParameters.Parse(connectionString), action);
}
/// <summary>
/// Creates and connects a new RFC Server.
/// </summary>
/// <param name="parameters">The connection parameters.</param>
/// <returns>The SAP RFC Server.</returns>
public static ISapServer Create(SapConnectionParameters parameters)
{
return(Create(new RfcInterop(), parameters));
}
/// <summary>
/// Creates and connects a new RFC Server.
/// </summary>
/// <param name="connectionString">The connection string.</param>
/// <returns>The SAP RFC Server.</returns>
public static ISapServer Create(string connectionString)
{
return(Create(SapConnectionParameters.Parse(connectionString)));
}
private SapServer(RfcInterop interop, IntPtr rfcServerHandle, SapConnectionParameters parameters)
{
_interop = interop;
_rfcServerHandle = rfcServerHandle;
_parametes = parameters;
}
/// <summary>
/// Installs a global server function handler.
/// </summary>
/// <param name="parameters">The connection parameters.</param>
/// <param name="action">The RFC server function handler.</param>
public static void InstallGenericServerFunctionHandler(SapConnectionParameters parameters, Action <ISapServerConnection, ISapServerFunction> action)
{
InstallGenericServerFunctionHandler(new RfcInterop(), parameters, action);
}