public DataPortalResult Create(
Type objectType, object criteria, DataPortalContext context)
{
var portal = new DataPortalSelector();
return(portal.Create(objectType, criteria, context));
}
/// <summary>
/// Create a new business object.
/// </summary>
/// <param name="objectType">Type of business object to create.</param>
/// <param name="criteria">Criteria object describing business object.</param>
/// <param name="context">
/// <see cref="Server.DataPortalContext" /> object passed to the server.
/// </param>
public DataPortalResult Create(
Type objectType, object criteria, DataPortalContext context)
{
try
{
SetContext(context);
Authorize(new AuthorizeRequest(objectType, criteria, DataPortalOperations.Create));
DataPortalResult result;
DataPortalMethodInfo method = DataPortalMethodCache.GetCreateMethod(objectType, criteria);
IDataPortalServer portal;
switch (method.TransactionalType)
{
case TransactionalTypes.EnterpriseServices:
portal = new ServicedDataPortal();
try
{
result = portal.Create(objectType, criteria, context);
}
finally
{
((ServicedDataPortal)portal).Dispose();
}
break;
case TransactionalTypes.TransactionScope:
portal = new TransactionalDataPortal();
result = portal.Create(objectType, criteria, context);
break;
default:
portal = new DataPortalSelector();
result = portal.Create(objectType, criteria, context);
break;
}
return(result);
}
catch (YYT.Server.DataPortalException ex)
{
Exception tmp = ex;
throw;
}
catch (Exception ex)
{
throw new DataPortalException(
"DataPortal.Create " + Resources.FailedOnServer,
ex, new DataPortalResult());
}
finally
{
ClearContext(context);
}
}
/// <summary>
/// Called by the client-side DataPortal to update an object.
/// </summary>
/// <remarks>
/// This method delegates to
/// <see cref="SimpleDataPortal">SimpleDataPortal</see>
/// but wraps that call within a
/// <see cref="TransactionScope">TransactionScope</see>
/// to provide transactional support via
/// System.Transactions.
/// </remarks>
/// <param name="obj">A reference to the object being updated.</param>
/// <param name="context">Context data from the client.</param>
/// <returns>A reference to the newly updated object.</returns>
public DataPortalResult Update(object obj, DataPortalContext context)
{
DataPortalResult result;
using (TransactionScope tr = new TransactionScope())
{
var portal = new DataPortalSelector();
result = portal.Update(obj, context);
tr.Complete();
}
return(result);
}
/// <summary>
/// Called by the client-side DataProtal to retrieve an object.
/// </summary>
/// <remarks>
/// This method delegates to
/// <see cref="SimpleDataPortal">SimpleDataPortal</see>
/// but wraps that call within a
/// <see cref="TransactionScope">TransactionScope</see>
/// to provide transactional support via
/// System.Transactions.
/// </remarks>
/// <param name="objectType">Type of business object to retrieve.</param>
/// <param name="criteria">Object-specific criteria.</param>
/// <param name="context">Object containing context data from client.</param>
/// <returns>A populated business object.</returns>
public DataPortalResult Fetch(Type objectType, object criteria, DataPortalContext context)
{
DataPortalResult result;
using (TransactionScope tr = new TransactionScope())
{
var portal = new DataPortalSelector();
result = portal.Fetch(objectType, criteria, context);
tr.Complete();
}
return(result);
}
public DataPortalResult Update(object obj, DataPortalContext context)
{
try
{
SetContext(context);
Authorize(new AuthorizeRequest(obj.GetType(), obj, DataPortalOperations.Update));
DataPortalResult result;
DataPortalMethodInfo method;
var factoryInfo = ObjectFactoryAttribute.GetObjectFactoryAttribute(obj.GetType());
if (factoryInfo != null)
{
var factoryType = FactoryDataPortal.FactoryLoader.GetFactoryType(factoryInfo.FactoryTypeName);
var bbase = obj as Core.BusinessBase;
if (bbase != null && bbase.IsDeleted)
{
method = Server.DataPortalMethodCache.GetMethodInfo(factoryType, factoryInfo.DeleteMethodName, new object[] { obj });
}
else
{
method = Server.DataPortalMethodCache.GetMethodInfo(factoryType, factoryInfo.UpdateMethodName, new object[] { obj });
}
}
else
{
string methodName;
var bbase = obj as Core.BusinessBase;
if (bbase != null)
{
if (bbase.IsDeleted)
{
methodName = "DataPortal_DeleteSelf";
}
else
if (bbase.IsNew)
{
methodName = "DataPortal_Insert";
}
else
{
methodName = "DataPortal_Update";
}
}
else if (obj is CommandBase)
{
methodName = "DataPortal_Execute";
}
else
{
methodName = "DataPortal_Update";
}
method = DataPortalMethodCache.GetMethodInfo(obj.GetType(), methodName);
}
context.TransactionalType = method.TransactionalType;
IDataPortalServer portal;
switch (method.TransactionalType)
{
case TransactionalTypes.EnterpriseServices:
portal = new ServicedDataPortal();
try
{
result = portal.Update(obj, context);
}
finally
{
((ServicedDataPortal)portal).Dispose();
}
break;
case TransactionalTypes.TransactionScope:
portal = new TransactionalDataPortal();
result = portal.Update(obj, context);
break;
default:
portal = new DataPortalSelector();
result = portal.Update(obj, context);
break;
}
return(result);
}
catch (YYT.Server.DataPortalException ex)
{
Exception tmp = ex;
throw;
}
catch (Exception ex)
{
throw new DataPortalException(
"DataPortal.Update " + Resources.FailedOnServer,
ex, new DataPortalResult());
}
finally
{
ClearContext(context);
}
}
public DataPortalResult Update(object obj, DataPortalContext context)
{
var portal = new DataPortalSelector();
return(portal.Update(obj, context));
}
