Example #1
0
 /// <summary>
 /// Initializes a new instance of the <see cref="EntityReader"/> class.
 /// </summary>
 /// <param name="entityScanner">
 /// The entity scanner.
 /// </param>
 /// <param name="behaviors">
 /// The behaviors.
 /// </param>
 private EntityReader(EntityScanner entityScanner, Behaviors behaviors)
 {
     this.entityScanner = entityScanner;
     this.behaviors = behaviors;
     this.entitySpecsFetched = entityScanner.EntityContext.EntitySpecsFetched;
 }
Example #2
0
        /// <summary>
        /// Reads all entities which belongs to the given scan specification from the database.
        /// </summary>
        /// <param name="entityContext">
        /// The entity context.
        /// </param>
        /// <param name="entityReference">
        /// The entity reference.
        /// </param>
        /// <param name="scanSpec">
        /// The scan spec.
        /// </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, ScanSpec scanSpec, Action<object> entitySink, Behaviors behaviors)
        {
            var entityScanResult = new EntityScanResult(entityReference, entitySink);
            var entityScanner = new EntityScanner(entityContext);
            entityScanner.Add(entityScanResult, scanSpec);

            new EntityReader(entityScanner, behaviors).Read();
        }
Example #3
0
        /// <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();
        }
Example #4
0
        /// <summary>
        /// Reads all entities which belongs to the given scan specification from the database.
        /// </summary>
        /// <param name="entityContext">
        /// The entity context.
        /// </param>
        /// <param name="entityReference">
        /// The entity reference.
        /// </param>
        /// <param name="scanSpec">
        /// The scan spec.
        /// </param>
        /// <param name="behaviors">
        /// The behaviors.
        /// </param>
        /// <returns>
        /// The entities.
        /// </returns>
        internal static IEnumerable Read(EntityContext entityContext, EntityReference entityReference, ScanSpec scanSpec, Behaviors behaviors)
        {
            var entityScanResult = new EntityScanResult(entityReference);
            var entityScanner = new EntityScanner(entityContext);
            entityScanner.Add(entityScanResult, scanSpec);

            new EntityReader(entityScanner, behaviors).Read();
            return entityScanResult.Values;
        }
Example #5
0
 /// <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;
 }