/// <summary>
/// Generates required data for a OneToMany relationship with embedded documents
/// And with relationship attribute
/// </summary>
/// <returns></returns>
public static RequiredDataContainer OneToManyRelationshipAttributesEmbedded()
{
// Create ER Stuff
Entity Person = new Entity("Person");
Person.AddAttribute("personId");
Person.AddAttribute("name");
Entity Car = new Entity("Car");
Car.AddAttribute("name");
Car.AddAttribute("year");
Relationship Drives = new Relationship("Drives");
Drives.AddAttribute("drivesFor");
Drives.AddRelationshipEnd(new RelationshipEnd(Person));
Drives.AddRelationshipEnd(new RelationshipEnd(Car));
ERModel Model = new ERModel("PersonCarModel", new List <BaseERElement> {
Person, Car, Drives
});
// Create MongoDB schema
MongoDBCollection PersonCollection = new MongoDBCollection("Person");
PersonCollection.DocumentSchema.AddAttribute("_id");
PersonCollection.DocumentSchema.AddAttribute("name");
PersonCollection.DocumentSchema.AddAttribute("cars");
MongoSchema Schema = new MongoSchema("PersonCarSchema", new List <MongoDBCollection> {
PersonCollection
});
// Create Map
MapRule PersonRule = new MapRule(Model.FindByName("Person"), Schema.FindByName("Person"));
PersonRule.AddRule("personId", "_id");
PersonRule.AddRule("name", "name");
MapRule CarRule = new MapRule(Model.FindByName("Car"), Schema.FindByName("Person"));
CarRule.AddRule("name", "cars.name");
CarRule.AddRule("year", "cars.year");
MapRule RelationshipRule = new MapRule(Model.FindByName("Drives"), Schema.FindByName("Person"));
RelationshipRule.AddRule("drivesFor", "cars.drivesFor");
ModelMapping Map = new ModelMapping("PersonCarMap", new List <MapRule> {
PersonRule, CarRule, RelationshipRule
});
return(new RequiredDataContainer(Model, Schema, Map));
}
override public bool VisitRelationship(QueryBuilderMappingParser.RelationshipContext context)
{
if (Pass == 2)
{
// RelationshipCardinality deveria fazer parte de RelationshipConnection
Relationship relationship = new Relationship(context.name.Text);
foreach (QueryBuilderMappingParser.AttributeContext ac in context.attribute())
{
relationship.AddAttribute(ac.name.Text, ac.type.Text, ac.multivalued != null, ac.primarykey != null);
}
foreach (var end in context.relationshipEnd())
{
RelationshipEnd rend = new RelationshipEnd();
try
{
var target = EntityRelationshipModel.FindByName(end.name.Text);
if (target.GetType() != typeof(Entity))
{
Errors.Add($"Error 003: (line {end.name.Line}:{end.name.Column}): relationship end '{end.name.Text}' is not an Entity!");
}
else
{
rend.TargetEntity = (Entity)target;
relationship.AddRelationshipEnd(rend);
}
}
catch (Exception)
{
Errors.Add($"Error 004: (line {end.name.Line}:{end.name.Column}): relationship end '{end.name.Text}' not found!");
}
}
EntityRelationshipModel.Elements.Add(relationship);
}
return(true);
}
/// <summary>
/// Generates required data to test a One to One relationship
/// joining multiple entities with relationship attribute and multiple root attributes
/// </summary>
/// <returns></returns>
public static RequiredDataContainer OneToOneRelationshipMultipleRootAttributes()
{
// Create ER Stuff
Entity Person = new Entity("Person");
Person.AddAttribute("personId", true);
Person.AddAttribute("name");
Person.AddAttribute("insuranceId");
Entity Car = new Entity("Car");
Car.AddAttribute("name");
Car.AddAttribute("year");
Car.AddAttribute("engine");
Car.AddAttribute("fuel");
Entity Insurance = new Entity("Insurance");
Insurance.AddAttribute("insuranceId", true);
Insurance.AddAttribute("name");
Relationship HasInsurance = new Relationship("HasInsurance");
HasInsurance.AddAttribute("insuranceValue");
HasInsurance.AddRelationshipEnd(new RelationshipEnd(Person));
HasInsurance.AddRelationshipEnd(new RelationshipEnd(Car));
HasInsurance.AddRelationshipEnd(new RelationshipEnd(Insurance));
ERModel Model = new ERModel("PersonCarModel", new List <BaseERElement> {
Person, Car, HasInsurance, Insurance
});
// Create MongoDB schema
MongoDBCollection PersonCollection = new MongoDBCollection("Person");
PersonCollection.DocumentSchema.AddAttribute("_id");
PersonCollection.DocumentSchema.AddAttribute("name");
PersonCollection.DocumentSchema.AddAttribute("car.name");
PersonCollection.DocumentSchema.AddAttribute("car.year");
PersonCollection.DocumentSchema.AddAttribute("carDetails.engine");
PersonCollection.DocumentSchema.AddAttribute("CarDetails.fuel");
PersonCollection.DocumentSchema.AddAttribute("insuranceId");
PersonCollection.DocumentSchema.AddAttribute("insuranceValue");
MongoDBCollection InsuranceCollection = new MongoDBCollection("Insurance");
InsuranceCollection.DocumentSchema.AddAttribute("_id");
InsuranceCollection.DocumentSchema.AddAttribute("name");
MongoSchema Schema = new MongoSchema("PersonCarSchema", new List <MongoDBCollection> {
PersonCollection, InsuranceCollection
});
// Create Map
MapRule PersonRule = new MapRule(Model.FindByName("Person"), Schema.FindByName("Person"));
PersonRule.AddRule("personId", "_id");
PersonRule.AddRule("name", "name");
PersonRule.AddRule("carId", "carId");
PersonRule.AddRule("insuranceId", "insuranceId");
MapRule CarRule = new MapRule(Model.FindByName("Car"), Schema.FindByName("Person"), false);
CarRule.AddRule("name", "car.name");
CarRule.AddRule("year", "car.year");
CarRule.AddRule("engine", "carDetails.engine");
CarRule.AddRule("fuel", "carDetails.fuel");
MapRule InsuranceRule = new MapRule(Model.FindByName("Insurance"), Schema.FindByName("Insurance"));
InsuranceRule.AddRule("insuranceId", "_id");
InsuranceRule.AddRule("name", "name");
MapRule InsurancePersonRule = new MapRule(Model.FindByName("Insurance"), Schema.FindByName("Person"), false);
InsurancePersonRule.AddRule("insuranceId", "insuranceId");
MapRule RelationshipRule = new MapRule(Model.FindByName("HasInsurance"), Schema.FindByName("Person"), false);
RelationshipRule.AddRule("insuranceValue", "insuranceValue");
ModelMapping Map = new ModelMapping("PersonCarMap", new List <MapRule> {
PersonRule, CarRule, InsuranceRule, RelationshipRule, InsurancePersonRule
});
return(new RequiredDataContainer(Model, Schema, Map));
}
/// <summary>
/// Generates data to test a query in which the target entity is embedded in the middle collection
/// </summary>
/// <returns></returns>
public static RequiredDataContainer ManyToManyEmbeddedTarget()
{
// ER Model
Entity Person = new Entity("Person");
Person.AddAttribute("personId", true);
Person.AddAttributes("name", "age");
Entity Car = new Entity("Car");
Car.AddAttribute("carId", true);
Car.AddAttributes("model", "year");
Relationship Drives = new Relationship("Drives");
Drives.AddAttribute("something");
Drives.AddRelationshipEnd(new RelationshipEnd(Person));
Drives.AddRelationshipEnd(new RelationshipEnd(Car));
ERModel Model = new ERModel("Model", new List <BaseERElement>()
{
Person, Car, Drives
});
// Mongo Schema
MongoDBCollection PersonCol = new MongoDBCollection("Person");
PersonCol.AddAttributes("_id", "name", "age");
MongoDBCollection DrivesCol = new MongoDBCollection("Drives");
DrivesCol.AddAttributes("_id", "something", "car.carId", "car.model", "car.year");
MongoSchema Schema = new MongoSchema("Schema", new List <MongoDBCollection>()
{
PersonCol, DrivesCol
});
// Map
MapRule PersonRule = new MapRule(Person, PersonCol);
PersonRule.AddRule("personId", "_id");
PersonRule.AddRule("name", "name");
PersonRule.AddRule("age", "age");
MapRule CarRule = new MapRule(Car, DrivesCol, false);
CarRule.AddRule("carId", "car.carId");
CarRule.AddRule("model", "car.model");
CarRule.AddRule("year", "car.year");
MapRule DrivesRule = new MapRule(Drives, DrivesCol);
DrivesRule.AddRule("something", "something");
MapRule PersonDrivesRule = new MapRule(Person, DrivesCol, false);
PersonDrivesRule.AddRule("personId", "personId");
ModelMapping Map = new ModelMapping("Map", new List <MapRule>()
{
PersonRule, CarRule, DrivesRule, PersonDrivesRule
});
return(new RequiredDataContainer(Model, Schema, Map));
}
/// <summary>
/// Generates data to test a many to many relationship join with multiple entities
/// and relationship attributes
/// </summary>
/// <returns></returns>
public static RequiredDataContainer ManyToManyRelationshipAttributeMultipleEntities()
{
Entity Person = new Entity("Person");
Person.AddAttribute("personId", true);
Person.AddAttribute("name");
Entity Car = new Entity("Car");
Car.AddAttribute("carId", true);
Car.AddAttribute("name");
Car.AddAttribute("year");
Entity InsCompany = new Entity("InsCompany");
InsCompany.AddAttribute("companyId", true);
InsCompany.AddAttribute("name");
Relationship Insurance = new Relationship("Insurance");
Insurance.AddAttribute("insuranceId");
Insurance.AddAttribute("insuranceValue");
Insurance.AddAttribute("aRandomValue");
Insurance.AddRelationshipEnd(new RelationshipEnd(Person));
Insurance.AddRelationshipEnd(new RelationshipEnd(Car));
Insurance.AddRelationshipEnd(new RelationshipEnd(InsCompany));
ERModel Model = new ERModel("PersonCar", new List <BaseERElement> {
Person, Car, Insurance, InsCompany
});
// MongoDB Schema
MongoDBCollection PersonCol = new MongoDBCollection("Person");
PersonCol.DocumentSchema.AddAttribute("_id");
PersonCol.DocumentSchema.AddAttribute("name");
MongoDBCollection CarCol = new MongoDBCollection("Car");
CarCol.DocumentSchema.AddAttribute("_id");
CarCol.DocumentSchema.AddAttribute("name");
CarCol.DocumentSchema.AddAttribute("year");
MongoDBCollection InsuranceCol = new MongoDBCollection("Insurance");
InsuranceCol.DocumentSchema.AddAttribute("_id");
InsuranceCol.DocumentSchema.AddAttribute("personId");
InsuranceCol.DocumentSchema.AddAttribute("carId");
InsuranceCol.DocumentSchema.AddAttribute("companyId");
InsuranceCol.DocumentSchema.AddAttribute("insuranceValue");
InsuranceCol.DocumentSchema.AddAttribute("aRandomValue");
MongoDBCollection InsCompanyCol = new MongoDBCollection("InsCompany");
InsCompanyCol.DocumentSchema.AddAttribute("_id");
InsCompanyCol.DocumentSchema.AddAttribute("name");
MongoSchema DBSchema = new MongoSchema("PersonCarSchema",
new List <MongoDBCollection> {
PersonCol, CarCol, InsuranceCol, InsCompanyCol
});
// Map
MapRule PersonRule = new MapRule(Person, PersonCol);
PersonRule.AddRule("personId", "_id");
PersonRule.AddRule("name", "name");
MapRule CarRule = new MapRule(Car, CarCol);
CarRule.AddRule("carId", "_id");
CarRule.AddRule("name", "name");
CarRule.AddRule("year", "year");
MapRule InsuranceRule = new MapRule(Insurance, InsuranceCol);
InsuranceRule.AddRule("insuranceId", "_id");
InsuranceRule.AddRule("insuranceValue", "insuranceValue");
InsuranceRule.AddRule("aRandomValue", "aRandomValue");
MapRule InsCompanyRule = new MapRule(InsCompany, InsCompanyCol);
InsCompanyRule.AddRule("companyId", "_id");
InsCompanyRule.AddRule("name", "name");
MapRule PersonInsuranceRule = new MapRule(Person, InsuranceCol, false);
PersonInsuranceRule.AddRule("personId", "personId");
MapRule CarInsuranceRule = new MapRule(Car, InsuranceCol, false);
CarInsuranceRule.AddRule("carId", "carId");
MapRule InsCompanyInsuranceRule = new MapRule(InsCompany, InsuranceCol, false);
InsCompanyInsuranceRule.AddRule("companyId", "companyId");
ModelMapping Map = new ModelMapping("PersonCarMap", new List <MapRule> {
PersonRule,
CarRule, InsuranceRule, InsCompanyRule, PersonInsuranceRule, CarInsuranceRule, InsCompanyInsuranceRule
});
return(new RequiredDataContainer(Model, DBSchema, Map));
}
public static DataContainer CreateDataContainer()
{
Entity Person = new Entity("Person");
Person.AddAttribute("personId", true);
Person.AddAttribute("name");
Entity Car = new Entity("Car");
Car.AddAttribute("carId", true);
Car.AddAttributes("plate", "color");
Relationship Drives = new Relationship("Drives");
Drives.AddAttribute("note");
Drives.AddRelationshipEnd(new RelationshipEnd(Person));
Drives.AddRelationshipEnd(new RelationshipEnd(Car));
ERModel Model = new ERModel("Model", new List <BaseERElement>()
{
Person, Car, Drives
});
MongoDBCollection PersonCol = new MongoDBCollection("Person");
PersonCol.AddAttributes("_id", "name", "cars_multivalued_.id", "cars_multivalued_.note");
MongoDBCollection CarCol = new MongoDBCollection("Car");
CarCol.AddAttributes("_id", "plate", "color");
MongoSchema Schema = new MongoSchema("Schema", new List <MongoDBCollection>()
{
PersonCol, CarCol
});
MapRule PersonRule = new MapRule(Person, PersonCol);
PersonRule.AddRule("personId", "_id");
PersonRule.AddRule("name", "name");
MapRule CarRule = new MapRule(Car, CarCol);
CarRule.AddRule("carId", "_id");
CarRule.AddRule("plate", "plate");
CarRule.AddRule("color", "color");
MapRule CarPersonRule = new MapRule(Car, PersonCol, false);
CarPersonRule.AddRule("carId", "cars_multivalued_.id");
MapRule DrivesPersonRule = new MapRule(Drives, PersonCol, false);
DrivesPersonRule.AddRule("note", "cars_multivalued_.note");
ModelMapping Map = new ModelMapping("Map", new List <MapRule>()
{
PersonRule, CarRule, CarPersonRule, DrivesPersonRule
});
return(new DataContainer(Model, Schema, Map));
}
/// <summary>
/// Generates data to test a RJOIN operation with a one to one relationship
/// connecting to a composition of two other entities
/// </summary>
/// <returns></returns>
public static RequiredDataContainer OneToOneComputedEntity()
{
Entity Person = new Entity("Person");
Person.AddAttribute("personId", true);
Person.AddAttributes("name");
Entity Car = new Entity("Car");
Car.AddAttribute("carId", true);
Car.AddAttributes("model", "year");
Entity Garage = new Entity("Garage");
Garage.AddAttribute("garageId", true);
Garage.AddAttributes("name");
Relationship Drives = new Relationship("Drives");
Drives.AddRelationshipEnd(new RelationshipEnd(Person));
Drives.AddRelationshipEnd(new RelationshipEnd(Car));
Relationship Repaired = new Relationship("Repaired");
Repaired.AddRelationshipEnd(new RelationshipEnd(Car));
Repaired.AddRelationshipEnd(new RelationshipEnd(Garage));
Repaired.AddAttribute("repairedId", true);
Repaired.AddAttributes("repaired");
ERModel Model = new ERModel("ERModel", new List <BaseERElement> {
Person, Car, Garage, Drives, Repaired
});
// Mongo Schema
MongoDBCollection PersonCol = new MongoDBCollection("Person");
PersonCol.AddAttributes("_id", "name", "carId");
MongoDBCollection CarCol = new MongoDBCollection("Car");
CarCol.AddAttributes("_id", "model", "year");
MongoDBCollection GarageCol = new MongoDBCollection("Garage");
GarageCol.AddAttributes("_id", "name");
MongoDBCollection RepairedCol = new MongoDBCollection("Repaired");
RepairedCol.AddAttributes("_id", "carId", "garageId", "repaired");
MongoSchema Schema = new MongoSchema("Schema", new List <MongoDBCollection> {
PersonCol, CarCol, GarageCol, RepairedCol
});
// Map Rules
MapRule PersonRule = new MapRule(Person, PersonCol);
PersonRule.AddRule("personId", "_id");
PersonRule.AddRule("name", "name");
MapRule CarRule = new MapRule(Car, CarCol);
CarRule.AddRule("carId", "_id");
CarRule.AddRule("model", "model");
CarRule.AddRule("year", "year");
MapRule GarageRule = new MapRule(Garage, GarageCol);
GarageRule.AddRule("garageId", "_id");
GarageRule.AddRule("name", "name");
MapRule RepairedRule = new MapRule(Repaired, RepairedCol);
RepairedRule.AddRule("repairedId", "_id");
RepairedRule.AddRule("repaired", "repaired");
MapRule CarPersonRule = new MapRule(Car, PersonCol, false);
CarPersonRule.AddRule("carId", "carId");
MapRule CarRepairedRule = new MapRule(Car, RepairedCol, false);
CarRepairedRule.AddRule("carId", "carId");
MapRule GarageRepairedRule = new MapRule(Garage, RepairedCol, false);
GarageRepairedRule.AddRule("garageId", "garageId");
ModelMapping Map = new ModelMapping("Map", new List <MapRule> {
PersonRule, CarRule, GarageRule, RepairedRule, CarPersonRule, CarRepairedRule, GarageRepairedRule
});
return(new RequiredDataContainer(Model, Schema, Map));
}
