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chuckc
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Joined: 27-Feb-2010
Posts: 54
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Topic: CodeDom generated query Posted: 25-Mar-2014 at 8:10pm |
Do you have an email address where we can continue this conversation, and possibly exchange information on access to source code?
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sbelini
IdeaBlade
Joined: 13-Aug-2010
Location: Oakland
Posts: 786
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Posted: 25-Mar-2014 at 3:57pm |
Based on the exception, it looks like the entity type returned by the query is not being found. Hard to tell why by looking at your snippet. A repro solution will help to determine why this is happening.
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chuckc
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Posted: 25-Mar-2014 at 3:45pm |
I'll try and get to that soon, but in the meantime is there any documentation on the exception in the original posting that you could pass along to me?
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sbelini
IdeaBlade
Joined: 13-Aug-2010
Location: Oakland
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Posted: 25-Mar-2014 at 3:42pm |
Chuck,
I can't reproduce this issue here. Please provide a small solution reproducing the issue. Please target NorthwindIB in the repro solution.
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sbelini
IdeaBlade
Joined: 13-Aug-2010
Location: Oakland
Posts: 786
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Posted: 25-Mar-2014 at 3:15pm |
Hi Chuck,
I'm working on a repro and will follow up shortly.
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chuckc
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Posted: 22-Mar-2014 at 8:32am |
Hello out there?
Anybody at IdeabBlade have some insight as to where this IdeaBlade.EntityModel.EntityServerException is coming from? Any documentation on the exception?
Thanks!
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chuckc
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Posted: 18-Mar-2014 at 6:57am |
I am using CodeDom to create and execute runtime specified full LINQ queries, which is working nicely. However, I am now trying to add support for IncludePaths and am getting the below exception that I can't find any documentation on.
Below is the full text of the generated code, which works properly until I add the line
query = query.Include("SourcePolicyPeriod.Certificates");
The same query - with the Include - works properly in the main project environment.
__________________________________________________________________
using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using IdeaBlade.EntityModel;
using iCatalyst.DomainModel;
public class LinqTextQueryGeneratedClass
{
private EntityQuery<Quote> source;
public LinqTextQueryGeneratedClass( EntityQuery<Quote> parmSource )
{
source = parmSource;
}
public IList Query()
{
var query = from Quote e in source where e.Name != null && e.SourcePolicyPeriod.Certificates.Any(x=>x.Provider.Person.FirstName.StartsWith("A"))
select new { __root=e, __item1 = new object(), __item2 = new object() };
query = query.Include("SourcePolicyPeriod.Certificates");
return query.ToList();
}
}
_______________________________________________________________
Exception and stack trace:
System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> IdeaBlade.EntityModel.EntityServerException: IncludePaths can only be added to a queries that return an entity or a collection of entities ---> System.Exception: IncludePaths can only be added to a queries that return an entity or a collection of entities
at IdeaBlade.EntityModel.EntityServerProxy.CheckConnection(Exception e)
at IdeaBlade.EntityModel.EntityServerProxy.ExecFunc[T](Func`1 func, Boolean funcWillHandleException)
at IdeaBlade.EntityModel.EntityServerProxy.ExecuteOnServer[T](Func`1 func, Boolean funcWillHandleException)
at IdeaBlade.EntityModel.EntityServerProxy.Fetch(SessionBundle bundle, IEntityQuerySurrogate query)
at IdeaBlade.EntityModel.EntityManager.ExecuteServerQuery(IEntityQuerySurrogate entityQuery)
--- End of inner exception stack trace ---
at IdeaBlade.EntityModel.EntityManager.HandleEntityServerException(Exception ex, Boolean tryToHandle, PersistenceOperation operation, Boolean throwOnError)
at IdeaBlade.EntityModel.EntityManager.ExecuteServerQuery(IEntityQuerySurrogate entityQuery)
at IdeaBlade.EntityModel.EntityManager.ExecuteFetch(IEntityFinder finder)
at IdeaBlade.EntityModel.EntityQueryFinder.Execute()
at IdeaBlade.EntityModel.EntityManager.ExecuteQueryCore(IEntityQuery query, Boolean isAsync)
at IdeaBlade.EntityModel.EntityManager.ExecuteQuery[T](IEntityQuery`1 query)
at IdeaBlade.EntityModel.EntityQueryExtensions.Execute[T](IEntityQuery`1 query)
at IdeaBlade.EntityModel.EntityQuery`1.GetEnumerator()
at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection)
at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
at LinqTextQueryGeneratedClass.Query()
--- End of inner exception stack trace ---
at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
at System.Reflection.MethodBase.Invoke(Object obj, Object[] parameters)
at iCatalyst.LinqTextQuery.LinqTextQueryRuntime`1.ExecuteQuery(TSource source) in c:\ActiveProjects\icatERP2_MoDocs\iCatalyst\trunk\iCatalyst.LinqTextQuery\LinqTextQueryRuntime.cs:line 157
at iCatalyst.LinqTextQuery.LinqTextQueryBuilder`1.Query(String queryText, String includeText) in c:\ActiveProjects\icatERP2_MoDocs\iCatalyst\trunk\iCatalyst.LinqTextQuery\LinqTextQueryBuilder.cs:line 73
at iCatalyst.DataBrowser.QueryGenerator.Query(Type type, String expression, String displayList, String includeEntities) in c:\ActiveProjects\icatERP2_MoDocs\iCatalyst\trunk\iCatalyst.DataBrowser\QueryGenerator.cs:line 130
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