private DSResource GetOriginalResource() { DSResource dSResource; ICommand command = DataServiceController.Current.GetCommand(CommandType.Read, this.userContext, this.resourceType, this.metadata, this.membershipId); using (command) { UriParametersHelper.AddParametersToCommand(command, DataServiceController.Current.GetCurrentResourceUri()); CommandArgumentVisitor commandArgumentVisitor = new CommandArgumentVisitor(command); commandArgumentVisitor.Visit(this.query.Expression); List <DSResource> dSResources = new List <DSResource>(); DataServiceController.Current.QuotaSystem.CheckCmdletExecutionQuota(this.userContext); IEnumerator <DSResource> enumerator = command.InvokeAsync(dSResources.AsQueryable <DSResource>().Expression, true); while (enumerator.MoveNext()) { dSResources.Add(enumerator.Current); } if (dSResources.Count != 0) { dSResource = dSResources.First <DSResource>(); } else { throw new DataServiceException(0x194, ExceptionHelpers.GetDataServiceExceptionMessage(HttpStatusCode.NotFound, Resources.ResourceInstanceNotFound, new object[0])); } } return(dSResource); }
public EntityUpdate(CommandType commandType, UserContext userContext, ResourceType type, EntityMetadata metadata, IQueryable query, string membershipId) { ExceptionHelpers.ThrowArgumentExceptionIf("commandType", commandType != CommandType.Update, Resources.InternalErrorOccurred, new object[0]); this.query = query; this.userContext = userContext; this.membershipId = membershipId; this.resourceType = type; this.metadata = metadata; this.commandType = commandType; this.propertyUpdates = new SortedDictionary<string, object>(); this.updatedResource = null; this.resolveResource = null; CommandArgumentVisitor commandArgumentVisitor = new CommandArgumentVisitor(this); commandArgumentVisitor.Visit(query.Expression); if (this.AreAllKeyFieldsSpecified()) { return; } else { throw new ArgumentException(ExceptionHelpers.GetExceptionMessage(Resources.KeysMissingInQuery, new object[0])); } }
public EntityUpdate(CommandType commandType, UserContext userContext, ResourceType type, EntityMetadata metadata, IQueryable query, string membershipId) { ExceptionHelpers.ThrowArgumentExceptionIf("commandType", commandType != CommandType.Update, Resources.InternalErrorOccurred, new object[0]); this.query = query; this.userContext = userContext; this.membershipId = membershipId; this.resourceType = type; this.metadata = metadata; this.commandType = commandType; this.propertyUpdates = new SortedDictionary <string, object>(); this.updatedResource = null; this.resolveResource = null; CommandArgumentVisitor commandArgumentVisitor = new CommandArgumentVisitor(this); commandArgumentVisitor.Visit(query.Expression); if (this.AreAllKeyFieldsSpecified()) { return; } else { throw new ArgumentException(ExceptionHelpers.GetExceptionMessage(Resources.KeysMissingInQuery, new object[0])); } }
private DSResource GetOriginalResource() { DSResource dSResource; ICommand command = DataServiceController.Current.GetCommand(CommandType.Read, this.userContext, this.resourceType, this.metadata, this.membershipId); using (command) { UriParametersHelper.AddParametersToCommand(command, DataServiceController.Current.GetCurrentResourceUri()); CommandArgumentVisitor commandArgumentVisitor = new CommandArgumentVisitor(command); commandArgumentVisitor.Visit(this.query.Expression); List<DSResource> dSResources = new List<DSResource>(); DataServiceController.Current.QuotaSystem.CheckCmdletExecutionQuota(this.userContext); IEnumerator<DSResource> enumerator = command.InvokeAsync(dSResources.AsQueryable<DSResource>().Expression, true); while (enumerator.MoveNext()) { dSResources.Add(enumerator.Current); } if (dSResources.Count != 0) { dSResource = dSResources.First<DSResource>(); } else { throw new DataServiceException(0x194, ExceptionHelpers.GetDataServiceExceptionMessage(HttpStatusCode.NotFound, Resources.ResourceInstanceNotFound, new object[0])); } } return dSResource; }