9 Aralık 2015 Çarşamba

CRM 2011 - İki Varlık Arasında İlişki lup Olmadığını Bulma (RelationshipExists)

private static bool RelationshipExists(IOrganizationService service, string relationshipname, Guid entity1Id, string entity1Name, Guid entity2Id, string entity2Name)
        {
            try
            {
                string relationship1EtityName = string.Format("{0}id", entity1Name);
                string relationship2EntityName = string.Format("{0}id", entity2Name);

                //This check is added for self-referenced relationships
                if (entity1Name.Equals(entity2Name, StringComparison.InvariantCultureIgnoreCase))
                {
                    relationship1EtityName = string.Format("{0}idone", entity1Name);
                    relationship1EtityName = string.Format("{0}idtwo", entity1Name);
                }

                QueryExpression query = new QueryExpression(entity1Name)
                {
                    ColumnSet = new ColumnSet(false)
                };

                LinkEntity link = query.AddLink(relationshipname,string.Format("{0}id", entity1Name), relationship1EtityName);
                link.LinkCriteria.AddCondition(relationship1EtityName,ConditionOperator.Equal, new object[] { entity1Id });
                link.LinkCriteria.AddCondition(relationship2EntityName,ConditionOperator.Equal, new object[] { entity2Id });

                return service.RetrieveMultiple(query).Entities.Count != 0;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }

Metot Kullanımı

bool isRelationshipExists = RelationshipExists(service, relationshipentityname, entityid, entityname, entityreferenceId, entityreferencename);
                if (!isRelationshipExists)
                {

}

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