/// <summary>
/// Initializes a new instance of the <see cref="Table{TEntity, TPrimaryKey}"/>
/// class.
/// </summary>
/// <param name="database"> The database. </param>
/// <param name="primaryKey"> The primary key. </param>
/// <param name="identitySpecification"> The identity specification. </param>
public Table(
IDatabase database,
IKeyInfo <TEntity, TPrimaryKey> primaryKey,
IdentitySpecification <TEntity> identitySpecification)
: base(database, false)
{
this.VerifyType();
this.id = Interlocked.Increment(ref counter);
this.indexes = new List <IIndex <TEntity> >();
this.constraints = new ConstraintCollection <TEntity>();
this.entityService = database
.DatabaseEngine
.ServiceProvider
.GetService <IEntityService>();
this.primaryKeyIndex =
this.CreateUniqueIndex(new DictionaryIndexFactory(), primaryKey);
this.RegisterTimestampConstraints();
if (identitySpecification != null)
{
this.identityField = new IdentityField <TEntity>(identitySpecification);
}
}
public DefaultTable(
IDatabase database,
IKeyInfo <TEntity, TPrimaryKey> primaryKey,
IdentitySpecification <TEntity> identitySpecification)
: base(database, primaryKey, identitySpecification)
{
}
public DefaultTable(
IDatabase database,
IKeyInfo <TEntity, TPrimaryKey> primaryKey,
IdentitySpecification <TEntity> identitySpecification,
object tableInfo = null)
: base(database, primaryKey, identitySpecification, tableInfo)
{
}
internal IdentityField(IdentitySpecification <TEntity> identitySpecification)
{
this.identitySpecification = identitySpecification;
this.nextIdentity = this.identitySpecification.Seed;
MemberExpression member = ExpressionHelper.FindMemberExpression(identitySpecification.IdentityColumn.Body);
PropertyInfo identityInfo = member.Member as PropertyInfo;
this.identityType = identityInfo.PropertyType;
this.identitySetter = DynamicMethodBuilder.CreatePropertySetter <TEntity>(identityInfo);
this.identityGetter = this.identitySpecification.IdentityColumn.Compile();
}
/// <summary>
/// Initializes a database table.
/// </summary>
/// <typeparam name="TEntity">
/// Specifies the type of the entities of the table.
/// </typeparam>
/// <typeparam name="TPrimaryKey">
/// Specifies the type of the primary key of the entities.
/// </typeparam>
/// <param name="primaryKey">
/// An expression that represents the primary key of the entities.
/// </param>
/// <param name="identitySpecification">
/// An IdentitySpecification to set an identity field.
/// </param>
/// <returns>
/// An Table that represents the defined table object.
/// </returns>
public Table <TEntity, TPrimaryKey> Create <TEntity, TPrimaryKey>(
Expression <Func <TEntity, TPrimaryKey> > primaryKey,
IdentitySpecification <TEntity> identitySpecification)
where TEntity : class
{
if (primaryKey == null)
{
throw new ArgumentNullException("primaryKey");
}
IKeyInfoFactory keyInfoFactory = new ModularKeyInfoFactory(this.database);
return(this.Create(keyInfoFactory.Create(primaryKey), identitySpecification));
}
/// <summary>
/// Initializes a database table.
/// </summary>
/// <typeparam name="TEntity">
/// Specifies the type of the entities of the table.
/// </typeparam>
/// <typeparam name="TPrimaryKey">
/// Specifies the type of the primary key of the entities.
/// </typeparam>
/// <param name="primaryKey">
/// An IKeyInfo object that represents the primary key of the entities.
/// </param>
/// <param name="identitySpecification">
/// An IdentitySpecification to set an identity field.
/// </param>
/// <returns>
/// The table.
/// </returns>
public Table <TEntity, TPrimaryKey> Create <TEntity, TPrimaryKey>(
IKeyInfo <TEntity, TPrimaryKey> primaryKey,
IdentitySpecification <TEntity> identitySpecification,
object tableInfo = null)
where TEntity : class
{
if (primaryKey == null)
{
throw new ArgumentNullException("primaryKey");
}
ITableService service = this.database
.DatabaseEngine
.ServiceProvider
.GetService <ITableService>();
if (service == null)
{
throw new NMemoryException(ExceptionMessages.ServiceNotFound, "TableService");
}
Table <TEntity, TPrimaryKey> table =
service.CreateTable <TEntity, TPrimaryKey>(
primaryKey,
identitySpecification,
this.database,
tableInfo);
if (table == null)
{
throw new NMemoryException(ExceptionMessages.TableNotCreated);
}
this.RegisterTable(table);
return(table);
}
