public DataPortalTarget(object obj)
: base(obj)
{
_target = obj as IDataPortalTarget;
_methodNames = _methodNameList.GetOrAdd(obj.GetType(),
(t) => DataPortalMethodNames.Default);
}
public DataPortalResult Delete(Type objectType, object criteria, DataPortalContext context)
{
LateBoundObject obj = null;
IDataPortalTarget target = null;
var eventArgs = new DataPortalEventArgs(context, objectType, DataPortalOperations.Delete);
try
{
// create an instance of the business objet
obj = new LateBoundObject(objectType);
target = obj.Instance as IDataPortalTarget;
if (target != null)
{
target.DataPortal_OnDataPortalInvoke(eventArgs);
}
else
{
obj.CallMethodIfImplemented("DataPortal_OnDataPortalInvoke", eventArgs);
}
// tell the business object to delete itself
obj.CallMethod("DataPortal_Delete", criteria);
if (target != null)
{
target.DataPortal_OnDataPortalInvokeComplete(eventArgs);
}
else
{
obj.CallMethodIfImplemented("DataPortal_OnDataPortalInvokeComplete", eventArgs);
}
return(new DataPortalResult());
}
catch (Exception ex)
{
try
{
if (target != null)
{
target.DataPortal_OnDataPortalException(eventArgs, ex);
}
else
{
obj.CallMethodIfImplemented(
"DataPortal_OnDataPortalException",
eventArgs, ex);
}
}
catch
{
// ignore exceptions from the exception handler
}
throw new DataPortalException(
"DataPortal.Delete " + Resources.FailedOnServer,
ex, new DataPortalResult());
}
}
private object Create(System.Type objectType, bool hasParameters, params object[] parameters)
{
LateBoundObject obj = null;
IDataPortalTarget target = null;
var eventArgs = new DataPortalEventArgs(null, objectType, parameters, DataPortalOperations.Create);
try
{
// create an instance of the business object
obj = new LateBoundObject(ApplicationContext.DataPortalActivator.CreateInstance(objectType));
ApplicationContext.DataPortalActivator.InitializeInstance(obj.Instance);
target = obj.Instance as IDataPortalTarget;
if (target != null)
{
target.Child_OnDataPortalInvoke(eventArgs);
target.MarkAsChild();
target.MarkNew();
}
else
{
obj.CallMethodIfImplemented("Child_OnDataPortalInvoke",
eventArgs);
obj.CallMethodIfImplemented("MarkAsChild");
obj.CallMethodIfImplemented("MarkNew");
}
// tell the business object to create its data
if (hasParameters)
{
obj.CallMethod("Child_Create", parameters);
}
else
{
obj.CallMethod("Child_Create");
}
if (target != null)
{
target.Child_OnDataPortalInvokeComplete(eventArgs);
}
else
{
obj.CallMethodIfImplemented("Child_OnDataPortalInvokeComplete",
eventArgs);
}
// return the populated business object as a result
return(obj.Instance);
}
catch (Exception ex)
{
try
{
if (target != null)
{
target.Child_OnDataPortalException(eventArgs, ex);
}
else if (obj != null)
{
obj.CallMethodIfImplemented("Child_OnDataPortalException",
eventArgs, ex);
}
}
catch
{
// ignore exceptions from the exception handler
}
object bo = null;
if (obj != null)
{
bo = obj.Instance;
}
throw new Csla.DataPortalException(
"ChildDataPortal.Create " + Properties.Resources.FailedOnServer, ex, bo);
}
}
private void Update(object obj, bool hasParameters, params object[] parameters)
{
if (obj == null)
{
return;
}
var busObj = obj as Core.BusinessBase;
if (busObj != null && busObj.IsDirty == false)
{
// if the object isn't dirty, then just exit
return;
}
var operation = DataPortalOperations.Update;
Type objectType = obj.GetType();
IDataPortalTarget target = obj as IDataPortalTarget;
LateBoundObject lb = new LateBoundObject(obj);
ApplicationContext.DataPortalActivator.InitializeInstance(lb.Instance);
try
{
if (target != null)
{
target.Child_OnDataPortalInvoke(
new DataPortalEventArgs(null, objectType, obj, operation));
}
else
{
lb.CallMethodIfImplemented("Child_OnDataPortalInvoke",
new DataPortalEventArgs(null, objectType, obj, operation));
}
// tell the business object to update itself
if (busObj != null)
{
if (busObj.IsDeleted)
{
if (!busObj.IsNew)
{
// tell the object to delete itself
lb.CallMethod("Child_DeleteSelf", parameters);
}
if (target != null)
{
target.MarkNew();
}
else
{
lb.CallMethodIfImplemented("MarkNew");
}
}
else
{
if (busObj.IsNew)
{
// tell the object to insert itself
lb.CallMethod("Child_Insert", parameters);
}
else
{
// tell the object to update itself
lb.CallMethod("Child_Update", parameters);
}
if (target != null)
{
target.MarkOld();
}
else
{
lb.CallMethodIfImplemented("MarkOld");
}
}
}
else if (obj is Core.ICommandObject)
{
// tell the object to update itself
if (hasParameters)
{
lb.CallMethod("Child_Execute", parameters);
}
else
{
lb.CallMethod("Child_Execute");
}
operation = DataPortalOperations.Execute;
}
else
{
// this is an updatable collection or some other
// non-BusinessBase type of object
// tell the object to update itself
if (hasParameters)
{
lb.CallMethod("Child_Update", parameters);
}
else
{
lb.CallMethod("Child_Update");
}
if (target != null)
{
target.MarkOld();
}
else
{
lb.CallMethodIfImplemented("MarkOld");
}
}
if (target != null)
{
target.Child_OnDataPortalInvokeComplete(
new DataPortalEventArgs(null, objectType, obj, operation));
}
else
{
lb.CallMethodIfImplemented("Child_OnDataPortalInvokeComplete",
new DataPortalEventArgs(null, objectType, obj, operation));
}
}
catch (Exception ex)
{
try
{
if (target != null)
{
target.Child_OnDataPortalException(
new DataPortalEventArgs(null, objectType, obj, operation), ex);
}
else if (lb != null)
{
lb.CallMethodIfImplemented("Child_OnDataPortalException",
new DataPortalEventArgs(null, objectType, obj, operation), ex);
}
}
catch
{
// ignore exceptions from the exception handler
}
throw new Csla.DataPortalException(
"ChildDataPortal.Update " + Properties.Resources.FailedOnServer, ex, obj);
}
}
public async Task <DataPortalResult> Delete(Type objectType, object criteria, DataPortalContext context, bool isSync)
{
LateBoundObject obj = null;
IDataPortalTarget target = null;
var eventArgs = new DataPortalEventArgs(context, objectType, criteria, DataPortalOperations.Delete);
try
{
// create an instance of the business objet
obj = new LateBoundObject(ApplicationContext.DataPortalActivator.CreateInstance(objectType));
ApplicationContext.DataPortalActivator.InitializeInstance(obj.Instance);
target = obj.Instance as IDataPortalTarget;
if (target != null)
{
target.DataPortal_OnDataPortalInvoke(eventArgs);
}
else
{
obj.CallMethodIfImplemented("DataPortal_OnDataPortalInvoke", eventArgs);
}
// tell the business object to delete itself
await obj.CallMethodTryAsync("DataPortal_Delete", criteria).ConfigureAwait(false);
var busy = obj.Instance as Csla.Core.ITrackStatus;
if (busy != null && busy.IsBusy)
{
throw new InvalidOperationException(string.Format("{0}.IsBusy == true", objectType.Name));
}
if (target != null)
{
target.DataPortal_OnDataPortalInvokeComplete(eventArgs);
}
else
{
obj.CallMethodIfImplemented("DataPortal_OnDataPortalInvokeComplete", eventArgs);
}
return(new DataPortalResult());
}
catch (Exception ex)
{
try
{
if (target != null)
{
target.DataPortal_OnDataPortalException(eventArgs, ex);
}
else if (obj != null)
{
obj.CallMethodIfImplemented("DataPortal_OnDataPortalException", eventArgs, ex);
}
}
catch
{
// ignore exceptions from the exception handler
}
throw DataPortal.NewDataPortalException(
"DataPortal.Delete " + Resources.FailedOnServer,
new DataPortalExceptionHandler().InspectException(objectType, obj, null, "DataPortal.Delete", ex),
null);
}
}
public async Task <DataPortalResult> Create(
Type objectType, object criteria, DataPortalContext context, bool isSync)
{
LateBoundObject obj = null;
IDataPortalTarget target = null;
var eventArgs = new DataPortalEventArgs(context, objectType, criteria, DataPortalOperations.Create);
try
{
// create an instance of the business object.
obj = new LateBoundObject(ApplicationContext.DataPortalActivator.CreateInstance(objectType));
ApplicationContext.DataPortalActivator.InitializeInstance(obj.Instance);
target = obj.Instance as IDataPortalTarget;
if (target != null)
{
target.DataPortal_OnDataPortalInvoke(eventArgs);
target.MarkNew();
}
else
{
obj.CallMethodIfImplemented("DataPortal_OnDataPortalInvoke", eventArgs);
obj.CallMethodIfImplemented("MarkNew");
}
// tell the business object to create its data
if (criteria is EmptyCriteria)
{
await obj.CallMethodTryAsync("DataPortal_Create").ConfigureAwait(false);
}
else
{
await obj.CallMethodTryAsync("DataPortal_Create", criteria).ConfigureAwait(false);
}
var busy = obj.Instance as Csla.Core.ITrackStatus;
if (busy != null && busy.IsBusy)
{
throw new InvalidOperationException(string.Format("{0}.IsBusy == true", objectType.Name));
}
if (target != null)
{
target.DataPortal_OnDataPortalInvokeComplete(eventArgs);
}
else
{
obj.CallMethodIfImplemented(
"DataPortal_OnDataPortalInvokeComplete", eventArgs);
}
// return the populated business object as a result
return(new DataPortalResult(obj.Instance));
}
catch (Exception ex)
{
try
{
if (target != null)
{
target.DataPortal_OnDataPortalException(eventArgs, ex);
}
else if (obj != null)
{
obj.CallMethodIfImplemented("DataPortal_OnDataPortalException", eventArgs, ex);
}
}
catch
{
// ignore exceptions from the exception handler
}
object outval = null;
if (obj != null)
{
outval = obj.Instance;
}
throw DataPortal.NewDataPortalException(
"DataPortal.Create " + Resources.FailedOnServer,
new DataPortalExceptionHandler().InspectException(objectType, outval, criteria, "DataPortal.Create", ex),
outval);
}
finally
{
object reference = null;
if (obj != null)
{
reference = obj.Instance;
}
ApplicationContext.DataPortalActivator.FinalizeInstance(reference);
}
}
/// <summary>
/// Get an existing business object.
/// </summary>
/// <param name="objectType">Type of business object to retrieve.</param>
/// <param name="parameters">
/// Criteria parameters passed from caller.
/// </param>
public object Fetch(Type objectType, params object[] parameters)
{
LateBoundObject obj = null;
IDataPortalTarget target = null;
var eventArgs = new DataPortalEventArgs(null, objectType, DataPortalOperations.Fetch);
try
{
// create an instance of the business object
obj = new LateBoundObject(objectType);
target = obj.Instance as IDataPortalTarget;
if (target != null)
{
target.Child_OnDataPortalInvoke(eventArgs);
target.MarkAsChild();
target.MarkOld();
}
else
{
obj.CallMethodIfImplemented("Child_OnDataPortalInvoke",
eventArgs);
obj.CallMethodIfImplemented("MarkAsChild");
obj.CallMethodIfImplemented("MarkOld");
}
// tell the business object to fetch its data
obj.CallMethod("Child_Fetch", parameters);
if (target != null)
{
target.Child_OnDataPortalInvokeComplete(eventArgs);
}
else
{
obj.CallMethodIfImplemented("Child_OnDataPortalInvokeComplete",
eventArgs);
}
// return the populated business object as a result
return(obj.Instance);
}
catch (Exception ex)
{
try
{
if (target != null)
{
target.Child_OnDataPortalException(eventArgs, ex);
}
else
{
obj.CallMethodIfImplemented("Child_OnDataPortalException",
eventArgs, ex);
}
}
catch
{
// ignore exceptions from the exception handler
}
throw new YYT.DataPortalException(
"ChildDataPortal.Fetch " + Properties.Resources.FailedOnServer, ex, obj.Instance);
}
}
public DataPortalResult Create(
Type objectType, object criteria, DataPortalContext context)
{
LateBoundObject obj = null;
IDataPortalTarget target = null;
var eventArgs = new DataPortalEventArgs(context, objectType, DataPortalOperations.Create);
try
{
// create an instance of the business object.
obj = new LateBoundObject(objectType);
target = obj.Instance as IDataPortalTarget;
if (target != null)
{
target.DataPortal_OnDataPortalInvoke(eventArgs);
target.MarkNew();
}
else
{
obj.CallMethodIfImplemented("DataPortal_OnDataPortalInvoke", eventArgs);
obj.CallMethodIfImplemented("MarkNew");
}
// tell the business object to create its data
if (criteria is EmptyCriteria)
{
obj.CallMethod("DataPortal_Create");
}
else
{
obj.CallMethod("DataPortal_Create", criteria);
}
if (target != null)
{
target.DataPortal_OnDataPortalInvokeComplete(eventArgs);
}
else
{
obj.CallMethodIfImplemented(
"DataPortal_OnDataPortalInvokeComplete", eventArgs);
}
// return the populated business object as a result
return(new DataPortalResult(obj.Instance));
}
catch (Exception ex)
{
try
{
if (target != null)
{
target.DataPortal_OnDataPortalException(eventArgs, ex);
}
else if (obj != null)
{
obj.CallMethodIfImplemented("DataPortal_OnDataPortalException", eventArgs, ex);
}
}
catch
{
// ignore exceptions from the exception handler
}
object outval = null;
if (obj != null)
{
outval = obj.Instance;
}
throw new DataPortalException(
"DataPortal.Create " + Resources.FailedOnServer,
new DataPortalExceptionHandler().InspectException(objectType, outval, criteria, "DataPortal.Create", ex),
new DataPortalResult(outval));
}
}