/// <summary>
/// This method classifies an operation by setting its its operation type.
/// </summary>
/// <remarks>Domain operations are either explicitly marked with attributes, or they follow a naming/signature convention.</remarks>
/// <param name="operation">The domain operation to inspect.</param>
/// <returns>True if the operation is attributed or matches convention; false otherwise.</returns>
private bool ClassifyDomainOperation(ReflectionDomainOperationEntry operation)
{
DomainOperation operationType;
// Check if explicit attributes exist.
QueryAttribute queryAtt = (QueryAttribute)operation.Attributes[typeof(QueryAttribute)];
if (queryAtt != null)
{
// query method
operation.Operation = DomainOperation.Query;
return(true);
}
else if (operation.Attributes[typeof(InsertAttribute)] != null)
{
operationType = DomainOperation.Insert;
}
else if (operation.Attributes[typeof(UpdateAttribute)] != null)
{
// disable obsolete warning here
#pragma warning disable 0618
if (((UpdateAttribute)operation.Attributes[typeof(UpdateAttribute)]).UsingCustomMethod)
#pragma warning restore 0618
{
operationType = DomainOperation.Custom;
}
else
{
operationType = DomainOperation.Update;
}
}
else if (operation.Attributes[typeof(EntityActionAttribute)] != null)
{
operationType = DomainOperation.Custom;
}
else if (operation.Attributes[typeof(DeleteAttribute)] != null)
{
operationType = DomainOperation.Delete;
}
else if (operation.Attributes[typeof(InvokeAttribute)] != null)
{
operationType = DomainOperation.Invoke;
}
else
{
return(this.TryClassifyImplicitDomainOperation(operation));
}
operation.Operation = operationType;
return(true);
}
/// <summary>
/// This method classifies an operation by setting its its operation type.
/// </summary>
/// <remarks>Domain operations are either explicitly marked with attributes, or they follow a naming/signature convention.</remarks>
/// <param name="operation">The domain operation to inspect.</param>
/// <returns>True if the operation is attributed or matches convention; false otherwise.</returns>
private bool ClassifyDomainOperation(ReflectionDomainOperationEntry operation)
{
DomainOperation operationType;
// Check if explicit attributes exist.
QueryAttribute queryAtt = (QueryAttribute)operation.Attributes[typeof(QueryAttribute)];
if (queryAtt != null)
{
// query method
operation.Operation = DomainOperation.Query;
return(true);
}
else if (operation.Attributes[typeof(InsertAttribute)] != null)
{
operationType = DomainOperation.Insert;
}
else if (operation.Attributes[typeof(UpdateAttribute)] != null)
{
operationType = DomainOperation.Update;
}
else if (operation.Attributes[typeof(EntityActionAttribute)] != null)
{
operationType = DomainOperation.Custom;
}
else if (operation.Attributes[typeof(DeleteAttribute)] != null)
{
operationType = DomainOperation.Delete;
}
else if (operation.Attributes[typeof(InvokeAttribute)] != null)
{
operationType = DomainOperation.Invoke;
}
else
{
return(this.TryClassifyImplicitDomainOperation(operation));
}
operation.Operation = operationType;
return(true);
}
/// <summary>
/// Based on the operation type specified, create the default corresponding attribute
/// if it hasn't been specified explicitly, and add it to the attributes collection.
/// </summary>
private void InitializeOperationAttribute()
{
if (this._operationAttribute != null)
{
return;
}
bool attributeCreated = false;
switch (this.Operation)
{
case DomainOperation.Query:
this._operationAttribute = this._attributes[typeof(QueryAttribute)];
if (this._operationAttribute == null)
{
QueryAttribute qa = new QueryAttribute();
// singleton returning query methods aren't composable
qa.IsComposable = TypeUtility.FindIEnumerable(this.ReturnType) != null;
this._operationAttribute = qa;
attributeCreated = true;
}
break;
case DomainOperation.Insert:
this._operationAttribute = this._attributes[typeof(InsertAttribute)];
if (this._operationAttribute == null)
{
this._operationAttribute = new InsertAttribute();
attributeCreated = true;
}
break;
case DomainOperation.Update:
this._operationAttribute = this._attributes[typeof(UpdateAttribute)];
if (this._operationAttribute == null)
{
this._operationAttribute = new UpdateAttribute();
attributeCreated = true;
}
break;
case DomainOperation.Delete:
this._operationAttribute = this._attributes[typeof(DeleteAttribute)];
if (this._operationAttribute == null)
{
this._operationAttribute = new DeleteAttribute();
attributeCreated = true;
}
break;
case DomainOperation.Invoke:
this._operationAttribute = this._attributes[typeof(InvokeAttribute)];
if (this._operationAttribute == null)
{
this._operationAttribute = new InvokeAttribute();
attributeCreated = true;
}
break;
case DomainOperation.Custom:
this._operationAttribute = this._attributes[typeof(EntityActionAttribute)];
if (this._operationAttribute == null)
{
this._operationAttribute = new EntityActionAttribute();
attributeCreated = true;
}
break;
default:
break;
}
if (attributeCreated)
{
if (this._attributes == null)
{
this._attributes = new AttributeCollection(this._operationAttribute);
}
else
{
this._attributes = AttributeCollection.FromExisting(this._attributes, this._operationAttribute);
}
}
}
