protected async override Task <Action <AsyncCodeActivityContext> > ExecuteAsync(AsyncCodeActivityContext context, CancellationToken cancellationToken)
{
IInvoker invoker = JavaScope.GetJavaInvoker(context);
var methodName = MethodName.Get(context) ?? throw new ArgumentNullException(Resources.MethodName);
JavaObject javaObject = TargetObject.Get(context);
string className = TargetType.Get(context);
if (javaObject == null && string.IsNullOrWhiteSpace(className))
{
throw new InvalidOperationException(Resources.InvokationObjectException);
}
List <object> parameters = GetParameters(context);
var types = GetParameterTypes(context, parameters);
JavaObject instance = null;
try
{
instance = await invoker.InvokeMethod(methodName, className, javaObject, parameters, types, cancellationToken);
}
catch (Exception e)
{
Trace.TraceError($"The method could not be invoked: {e}");
throw new InvalidOperationException(Resources.InvokeMethodException, e);
}
return(asyncCodeActivityContext =>
{
Result.Set(asyncCodeActivityContext, instance);
});
}
/// <summary>
/// Returns a configured instance of System.Management.Automation.PowerShell, pre-populated with the command to run.
/// </summary>
/// <param name="context">The NativeActivityContext for the currently running activity.</param>
/// <returns>A populated instance of Sytem.Management.Automation.PowerShell</returns>
/// <remarks>The infrastructure takes responsibility for closing and disposing the PowerShell instance returned.</remarks>
protected override ActivityImplementationContext GetPowerShell(NativeActivityContext context)
{
System.Management.Automation.PowerShell invoker = global::System.Management.Automation.PowerShell.Create();
System.Management.Automation.PowerShell targetCommand = invoker.AddCommand(PSCommandName);
// Initialize the arguments
// Specified ClassName cannot be WhiteSpace or NULL
//
if (ClassName.Expression != null && !string.IsNullOrWhiteSpace(ClassName.Get(context)))
{
targetCommand.AddParameter("ClassName", ClassName.Get(context));
}
if (Namespace.Expression != null)
{
targetCommand.AddParameter("Namespace", Namespace.Get(context));
}
if (OperationTimeoutSec.Expression != null)
{
targetCommand.AddParameter("OperationTimeoutSec", OperationTimeoutSec.Get(context));
}
if (MethodName.Expression != null)
{
targetCommand.AddParameter("MethodName", MethodName.Get(context));
}
if (PropertyName.Expression != null)
{
targetCommand.AddParameter("PropertyName", PropertyName.Get(context));
}
if (QualifierName.Expression != null)
{
targetCommand.AddParameter("QualifierName", QualifierName.Get(context));
}
return(new ActivityImplementationContext()
{
PowerShellInstance = invoker
});
}
/// <summary>
/// Returns a configured instance of System.Management.Automation.PowerShell, pre-populated with the command to run.
/// </summary>
/// <param name="context">The NativeActivityContext for the currently running activity.</param>
/// <returns>A populated instance of System.Management.Automation.PowerShell</returns>
/// <remarks>The infrastructure takes responsibility for closing and disposing the PowerShell instance returned.</remarks>
protected override ActivityImplementationContext GetPowerShell(NativeActivityContext context)
{
System.Management.Automation.PowerShell invoker = global::System.Management.Automation.PowerShell.Create();
System.Management.Automation.PowerShell targetCommand = invoker.AddCommand(PSCommandName);
// Initialize the arguments
if (ClassName.Expression != null)
{
targetCommand.AddParameter("ClassName", ClassName.Get(context));
}
if (CimClass.Expression != null)
{
targetCommand.AddParameter("CimClass", CimClass.Get(context));
}
if (Query.Expression != null)
{
targetCommand.AddParameter("Query", Query.Get(context));
}
if (QueryDialect.Expression != null)
{
targetCommand.AddParameter("QueryDialect", QueryDialect.Get(context));
}
if (InputObject.Expression != null)
{
targetCommand.AddParameter("InputObject", InputObject.Get(context));
}
if (Arguments.Expression != null)
{
targetCommand.AddParameter("Arguments", Arguments.Get(context));
}
if (MethodName.Expression != null)
{
targetCommand.AddParameter("MethodName", MethodName.Get(context));
}
if (Namespace.Expression != null)
{
targetCommand.AddParameter("Namespace", Namespace.Get(context));
}
if (OperationTimeoutSec.Expression != null)
{
targetCommand.AddParameter("OperationTimeoutSec", OperationTimeoutSec.Get(context));
}
if (ResourceUri != null)
{
targetCommand.AddParameter("ResourceUri", ResourceUri.Get(context));
}
return(new ActivityImplementationContext()
{
PowerShellInstance = invoker
});
}
public ObservableCollection <Author> GetAllAuthors()
{
_log.Debug(MethodName.Get());
return(new ObservableCollection <Author>(_ctx.Authors.ToList()));
}
public AuthorCore(ILog log, Ctx ctx)
{
_log = log;
_ctx = ctx;
_log.Debug(MethodName.Get());
}
public ObservableCollection <Book> GetAllBooksFromRepository()
{
_log.Debug(MethodName.Get());
return(new ObservableCollection <Book>(_ctx.Books.ToList()));
}
public BookCore(ILog log, Ctx ctx)
{
_ctx = ctx;
_log = log;
_log.Debug(MethodName.Get());
}