/// <summary>
/// Wrapper methods around metadata provider to get the ResourceSet
/// </summary>
/// <param name="metadataProvider">metadata provider</param>
/// <param name="setName">set name</param>
/// <returns>a resource set or throws</returns>
protected ResourceSet GetResourceSet(IDataServiceMetadataProvider metadataProvider, string setName)
{
ResourceSet resourceSet = null;
ProviderImplementationSettings.Override(
s => s.EnforceMetadataCaching = false,
() => ExceptionUtilities.Assert(metadataProvider.TryResolveResourceSet(setName, out resourceSet), "Cannot find a resource set '{0}' in the metadata provider", setName));
return(resourceSet);
}
/// <summary>
/// Initializes all service actions in the provider.
/// </summary>
/// <param name="operationContext">The operation context instance of the request.</param>
private void InitializeServiceActions(DataServiceOperationContext operationContext)
{
if (operationContext == null)
{
throw new DataServiceException("operationContext must not be null!");
}
var actionInfos = Interlocked.Exchange(ref this.serviceActionInfos, new Dictionary <string, DSPServiceActionInfo>());
if (actionInfos.Count > 0)
{
IDataServiceMetadataProvider metadataProvider = (IDataServiceMetadataProvider)operationContext.GetService(typeof(IDataServiceMetadataProvider));
if (metadataProvider == null)
{
throw new DataServiceException("DataServiceOperationContext.GetService(typeof(IDataServiceMetadataProvider)) must return a valid instance of the IDataServiceMetadataProvider.");
}
foreach (var entry in actionInfos)
{
DSPServiceActionInfo actionInfo = entry.Value;
DSPActionAttribute actionAttribute = actionInfo.ActionAttribute;
MethodInfo actionMethodInfo = actionInfo.Method;
ResourceType returnType = DSPActionProvider.GetResourceTypeFromType(metadataProvider, actionInfo.Method.ReturnType, actionAttribute.ReturnElementTypeName);
var parameters = DSPActionProvider.GetServiceActionParameters(metadataProvider, actionAttribute, actionMethodInfo);
ServiceAction action;
if (!string.IsNullOrEmpty(actionAttribute.ReturnSetPath))
{
if (actionAttribute.OperationParameterBindingKind != OperationParameterBindingKind.Always && actionAttribute.OperationParameterBindingKind != OperationParameterBindingKind.Sometimes)
{
throw new DataServiceException("DSPActionAttribute.IsBindable must be true when DSPActionAttribute.ReturnSetPath is not null.");
}
ResourceSetPathExpression pathExpression = new ResourceSetPathExpression(actionAttribute.ReturnSetPath);
action = new ServiceAction(actionMethodInfo.Name, returnType, OperationParameterBindingKind.Sometimes, parameters, pathExpression);
}
else
{
ResourceSet returnSet = null;
if (!string.IsNullOrEmpty(actionAttribute.ReturnSet))
{
metadataProvider.TryResolveResourceSet(actionAttribute.ReturnSet, out returnSet);
}
action = new ServiceAction(actionMethodInfo.Name, returnType, returnSet, actionAttribute.OperationParameterBindingKind, parameters);
}
action.CustomState = actionInfo;
action.SetReadOnly();
this.serviceActions.Add(actionMethodInfo.Name, action);
}
}
}
public override IQueryable <EntityType> GetEntitySet <EntityType>(string entitySetName)
{
IDataServiceMetadataProvider idsmp = this.CurrentDataSource;
ResourceSet set;
if (!idsmp.TryResolveResourceSet(entitySetName, out set))
{
throw new DataServiceException("Could not find resource set with name '" + entitySetName + "'");
}
IDataServiceQueryProvider idsqp = this.CurrentDataSource;
return(idsqp.GetQueryRootForResourceSet(set).OfType <EntityType>());
}
protected override IEnumerable<ServiceAction> LoadServiceActions(IDataServiceMetadataProvider dataServiceMetadataProvider)
{
ResourceType employeeType;
dataServiceMetadataProvider.TryResolveResourceType("Microsoft.Test.OData.Services.AstoriaDefaultService.Employee", out employeeType);
ResourceType computerDetailType;
dataServiceMetadataProvider.TryResolveResourceType("Microsoft.Test.OData.Services.AstoriaDefaultService.ComputerDetail", out computerDetailType);
ResourceType computerType;
dataServiceMetadataProvider.TryResolveResourceType("Microsoft.Test.OData.Services.AstoriaDefaultService.Computer", out computerType);
ResourceType customerType;
dataServiceMetadataProvider.TryResolveResourceType("Microsoft.Test.OData.Services.AstoriaDefaultService.Customer", out customerType);
ResourceType auditInfoType;
dataServiceMetadataProvider.TryResolveResourceType("Microsoft.Test.OData.Services.AstoriaDefaultService.AuditInfo", out auditInfoType);
ResourceSet computerSet;
dataServiceMetadataProvider.TryResolveResourceSet("Computer", out computerSet);
var increaseSalaryAction = new ServiceAction(
"IncreaseSalaries",
null,
null,
OperationParameterBindingKind.Always,
new[]
{
new ServiceActionParameter("employees", ResourceType.GetEntityCollectionResourceType(employeeType)),
new ServiceActionParameter("n", ResourceType.GetPrimitiveResourceType(typeof(int))),
});
increaseSalaryAction.SetReadOnly();
yield return increaseSalaryAction;
var sackEmployeeAction = new ServiceAction(
"Sack",
null,
null,
OperationParameterBindingKind.Always,
new[]
{
new ServiceActionParameter("employee", employeeType),
});
sackEmployeeAction.SetReadOnly();
yield return sackEmployeeAction;
var getComputerAction = new ServiceAction(
"GetComputer",
computerType,
OperationParameterBindingKind.Always,
new[]
{
new ServiceActionParameter("computer", computerType)
},
new ResourceSetPathExpression("computer"));
getComputerAction.SetReadOnly();
yield return getComputerAction;
var changeCustomerAuditInfoAction = new ServiceAction(
"ChangeCustomerAuditInfo",
null,
null,
OperationParameterBindingKind.Always,
new[]
{
new ServiceActionParameter("customer", customerType),
new ServiceActionParameter("auditInfo", auditInfoType),
});
changeCustomerAuditInfoAction.SetReadOnly();
yield return changeCustomerAuditInfoAction;
var resetComputerDetailsSpecificationsAction = new ServiceAction(
"ResetComputerDetailsSpecifications",
null,
null,
OperationParameterBindingKind.Always,
new[]
{
new ServiceActionParameter("computerDetail", computerDetailType),
new ServiceActionParameter("specifications", ResourceType.GetCollectionResourceType(ResourceType.GetPrimitiveResourceType(typeof(string)))),
new ServiceActionParameter("purchaseTime", ResourceType.GetPrimitiveResourceType(typeof(DateTimeOffset)))
});
resetComputerDetailsSpecificationsAction.SetReadOnly();
yield return resetComputerDetailsSpecificationsAction;
}
protected override IEnumerable <ServiceAction> LoadServiceActions(IDataServiceMetadataProvider dataServiceMetadataProvider)
{
ResourceType employeeType;
dataServiceMetadataProvider.TryResolveResourceType("Microsoft.Test.OData.Services.AstoriaDefaultService.Employee", out employeeType);
ResourceType computerDetailType;
dataServiceMetadataProvider.TryResolveResourceType("Microsoft.Test.OData.Services.AstoriaDefaultService.ComputerDetail", out computerDetailType);
ResourceType computerType;
dataServiceMetadataProvider.TryResolveResourceType("Microsoft.Test.OData.Services.AstoriaDefaultService.Computer", out computerType);
ResourceType customerType;
dataServiceMetadataProvider.TryResolveResourceType("Microsoft.Test.OData.Services.AstoriaDefaultService.Customer", out customerType);
ResourceType auditInfoType;
dataServiceMetadataProvider.TryResolveResourceType("Microsoft.Test.OData.Services.AstoriaDefaultService.AuditInfo", out auditInfoType);
ResourceSet computerSet;
dataServiceMetadataProvider.TryResolveResourceSet("Computer", out computerSet);
var increaseSalaryAction = new ServiceAction(
"IncreaseSalaries",
null,
null,
OperationParameterBindingKind.Always,
new[]
{
new ServiceActionParameter("employees", ResourceType.GetEntityCollectionResourceType(employeeType)),
new ServiceActionParameter("n", ResourceType.GetPrimitiveResourceType(typeof(int))),
});
increaseSalaryAction.SetReadOnly();
yield return(increaseSalaryAction);
var sackEmployeeAction = new ServiceAction(
"Sack",
null,
null,
OperationParameterBindingKind.Always,
new[]
{
new ServiceActionParameter("employee", employeeType),
});
sackEmployeeAction.SetReadOnly();
yield return(sackEmployeeAction);
var getComputerAction = new ServiceAction(
"GetComputer",
computerType,
OperationParameterBindingKind.Always,
new[]
{
new ServiceActionParameter("computer", computerType)
},
new ResourceSetPathExpression("computer"));
getComputerAction.SetReadOnly();
yield return(getComputerAction);
var changeCustomerAuditInfoAction = new ServiceAction(
"ChangeCustomerAuditInfo",
null,
null,
OperationParameterBindingKind.Always,
new[]
{
new ServiceActionParameter("customer", customerType),
new ServiceActionParameter("auditInfo", auditInfoType),
});
changeCustomerAuditInfoAction.SetReadOnly();
yield return(changeCustomerAuditInfoAction);
var resetComputerDetailsSpecificationsAction = new ServiceAction(
"ResetComputerDetailsSpecifications",
null,
null,
OperationParameterBindingKind.Always,
new[]
{
new ServiceActionParameter("computerDetail", computerDetailType),
new ServiceActionParameter("specifications", ResourceType.GetCollectionResourceType(ResourceType.GetPrimitiveResourceType(typeof(string)))),
new ServiceActionParameter("purchaseTime", ResourceType.GetPrimitiveResourceType(typeof(DateTimeOffset)))
});
resetComputerDetailsSpecificationsAction.SetReadOnly();
yield return(resetComputerDetailsSpecificationsAction);
}
/// <summary>
/// Wrapper methods around metadata provider to get the ResourceSet
/// </summary>
/// <param name="metadataProvider">metadata provider</param>
/// <param name="setName">set name</param>
/// <returns>a resource set or throws</returns>
protected ResourceSet GetResourceSet(IDataServiceMetadataProvider metadataProvider, string setName)
{
ResourceSet resourceSet = null;
ProviderImplementationSettings.Override(
s => s.EnforceMetadataCaching = false,
() => ExceptionUtilities.Assert(metadataProvider.TryResolveResourceSet(setName, out resourceSet), "Cannot find a resource set '{0}' in the metadata provider", setName));
return resourceSet;
}