6 // Jérémie "Garuma" Laval <jeremie.laval@gmail.com>
8 // Copyright (c) 2010 Jérémie "Garuma" Laval
10 // Permission is hereby granted, free of charge, to any person obtaining a copy
11 // of this software and associated documentation files (the "Software"), to deal
12 // in the Software without restriction, including without limitation the rights
13 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
14 // copies of the Software, and to permit persons to whom the Software is
15 // furnished to do so, subject to the following conditions:
17 // The above copyright notice and this permission notice shall be included in
18 // all copies or substantial portions of the Software.
20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
21 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
22 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
23 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
24 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
25 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
29 using System.Threading;
30 using System.Collections;
31 using System.Collections.Generic;
35 internal class QueryConcatNode<TSource> : QueryMuxNode<TSource, TSource, TSource>
37 public QueryConcatNode (QueryBaseNode<TSource> first, QueryBaseNode<TSource> second)
38 : this (first, second)
42 internal override IList<IEnumerable<TSource>> GetEnumerables (QueryOptions options)
44 IList<IEnumerable<TSource>> first = Parent.GetEnumerables (options);
45 IList<IEnumerable<TSource>> second = Second.GetEnumerables (options);
47 IEnumerable<TSource>[] result = new IEnumerable<TSource>[first.Count];
49 for (int i = 0; i < result.Length; i++)
50 result[i] = CombineEnumerables (first[i], second[i]);
55 internal override IList<IEnumerable<KeyValuePair<long, TSource>>> GetOrderedEnumerables (QueryOptions options)
57 IList<IEnumerable<KeyValuePair<long, TSource>>> first = Parent.GetOrderedEnumerables (options);
58 IList<IEnumerable<KeyValuePair<long, TSource>>> second = Second.GetOrderedEnumerables (options);
60 IEnumerable<KeyValuePair<long, TSource>>[] result = new IEnumerable<KeyValuePair<long, TSource>>[first.Count];
62 for (int i = 0; i < result.Length; i++)
63 result[i] = CombineEnumerables (first[i], second[i]);
68 internal override IEnumerable<TSource> GetSequential ()
70 IEnumerable<TSource> first = Parent.GetSequential ();
71 IEnumerable<TSource> second = Second.GetSequential ();
73 return first.Concat (second);
76 IEnumerable<TResult> CombineEnumerables<TResult> (IEnumerable<TResult> f, IEnumerable<TResult> s)