/// <summary>
/// Add a scan target reference.
/// </summary>
/// <param name="entityScanTarget">
/// The entity scan target.
/// </param>
internal void AddScanTargetRef(EntityScanTarget entityScanTarget)
{
if (this.scanTargetRefs == null)
{
this.scanTargetRefs = new ChunkedCollection <EntityScanTarget>();
}
this.scanTargetRefs.Add(entityScanTarget);
}
/// <summary>
/// Adds an entity scan target to the entity scanner.
/// </summary>
/// <param name="entityScanTarget">
/// The entity scan target to add.
/// </param>
internal void Add(EntityScanTarget entityScanTarget)
{
lock (this.syncRoot)
{
if (this.tables == null)
{
this.tables = new Map <Pair <string>, ITableScan>();
}
var tableScanSpec =
this.tables.GetOrAdd(new Pair <string>(entityScanTarget.Namespace, entityScanTarget.TableName),
kvp => this.CreateTableScanAndFilter());
tableScanSpec.Add(entityScanTarget);
}
}
/// <summary>
/// Adds an entity scan target to the entity scanner.
/// </summary>
/// <param name="entityScanTarget">
/// The entity scan target to add.
/// </param>
internal void Add(EntityScanTarget entityScanTarget)
{
lock (this.syncRoot)
{
if (this.tables == null)
{
this.tables = new Map<Pair<string>, ITableScan>();
}
var tableScanSpec = this.tables.GetOrAdd(new Pair<string>(entityScanTarget.Namespace, entityScanTarget.TableName), kvp => this.CreateTableScanAndFilter());
tableScanSpec.Add(entityScanTarget);
}
}
/// <summary>
/// Add a scan target reference.
/// </summary>
/// <param name="entityScanTarget">
/// The entity scan target.
/// </param>
internal void AddScanTargetRef(EntityScanTarget entityScanTarget)
{
if (this.scanTargetRefs == null)
{
this.scanTargetRefs = new ChunkedCollection<EntityScanTarget>();
}
this.scanTargetRefs.Add(entityScanTarget);
}
/// <summary>
/// Initializes a new instance of the <see cref="FetchedCell"/> struct.
/// </summary>
/// <param name="cell">
/// The fetched cell.
/// </param>
/// <param name="entityScanTarget">
/// The entity scan target.
/// </param>
internal FetchedCell(Cell cell, EntityScanTarget entityScanTarget)
{
this.Cell = cell;
this.EntityScanTarget = entityScanTarget;
}
/// <summary>
/// Reads all entities which belongs to the given database keys from the database.
/// </summary>
/// <param name="entityContext">
/// The entity context.
/// </param>
/// <param name="entityReference">
/// The entity reference.
/// </param>
/// <param name="keys">
/// The entity keys.
/// </param>
/// <param name="entitySink">
/// The entity sink, receives the entities fetched.
/// </param>
/// <param name="behaviors">
/// The behaviors.
/// </param>
internal static void Read(EntityContext entityContext, EntityReference entityReference, IEnumerable keys, Action<object> entitySink, Behaviors behaviors)
{
var entityScanner = new EntityScanner(entityContext);
var entityScanTargets = new ChunkedCollection<EntityScanTarget>();
foreach (var key in keys)
{
if (key != null)
{
var entityScanTarget = new EntityScanTarget(entityReference, entityReference.GetKeyFromObject(key, false), entitySink);
entityScanTargets.Add(entityScanTarget);
entityScanner.Add(entityScanTarget);
}
}
new EntityReader(entityScanner, behaviors).Read();
}
/// <summary>
/// Reads an entity which belongs to the given database key from the database.
/// </summary>
/// <param name="entityContext">
/// The entity context.
/// </param>
/// <param name="entityReference">
/// The entity reference.
/// </param>
/// <param name="key">
/// The database key.
/// </param>
/// <param name="behaviors">
/// The behaviors.
/// </param>
/// <returns>
/// The entity.
/// </returns>
internal static object Read(EntityContext entityContext, EntityReference entityReference, object key, Behaviors behaviors)
{
var entityScanTarget = new EntityScanTarget(entityReference, key);
var entityScanner = new EntityScanner(entityContext);
entityScanner.Add(entityScanTarget);
new EntityReader(entityScanner, behaviors).Read();
return entityScanTarget.Value;
}
