ActiveRecord/Castle.ActiveRecord/Framework/Queries/SimpleQuery.cs

   1 // Copyright 2004-2008 Castle Project - http://www.castleproject.org/
   2 //
   3 // Licensed under the Apache License, Version 2.0 (the "License");
   4 // you may not use this file except in compliance with the License.
   5 // You may obtain a copy of the License at
   6 //
   7 //     http://www.apache.org/licenses/LICENSE-2.0
   8 //
   9 // Unless required by applicable law or agreed to in writing, software
  10 // distributed under the License is distributed on an "AS IS" BASIS,
  11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 // See the License for the specific language governing permissions and
  13 // limitations under the License.
  14
  15 namespace Castle.ActiveRecord.Queries
  16 {
  17         using System;
  18         using System.Collections;
  19
  20         using Castle.ActiveRecord.Framework;
  21
  22         using NHibernate;
  23
  24         /// <summary>
  25         /// Simple query.
  26         /// </summary>
  27         public class SimpleQuery : HqlBasedQuery
  28         {
  29                 private readonly Type returnType;
  30
  31                 #region Constructors
  32
  33                 /// <summary>
  34                 /// Creates a new <c>SimpleQuery</c>.
  35                 /// </summary>
  36                 public SimpleQuery(Type targetType, Type returnType, string query, params object[] parameters)
  37                         : base(targetType, query, parameters)
  38                 {
  39                         this.returnType = returnType;
  40                 }
  41
  42                 /// <summary>
  43                 /// Creates a new <c>SimpleQuery</c>.
  44                 /// </summary>
  45                 public SimpleQuery(Type returnType, string query, params object[] positionalParameters)
  46                         : this(returnType, returnType, query, positionalParameters)
  47                 {
  48                 }
  49
  50                 /// <summary>
  51                 /// Creates a new <c>SimpleQuery</c>.
  52                 /// </summary>
  53                 public SimpleQuery(Type targetType, Type returnType, QueryLanguage queryLanguage, string query, params object[] parameters)
  54                         : base(targetType, queryLanguage, query, parameters)
  55                 {
  56                         this.returnType = returnType;
  57                 }
  58
  59                 /// <summary>
  60                 /// Creates a new <c>SimpleQuery</c>.
  61                 /// </summary>
  62                 public SimpleQuery(Type returnType, QueryLanguage queryLanguage, string query, params object[] positionalParameters)
  63                         : this(returnType, returnType, queryLanguage, query, positionalParameters)
  64                 {
  65                 }
  66
  67                 #endregion
  68
  69                 /// <summary>
  70                 /// Executes the query and converts the results into a strongly-typed
  71                 /// array of <see cref="returnType"/>.
  72                 /// </summary>
  73                 /// <param name="session">The <c>NHibernate</c>'s <see cref="ISession"/></param>
  74                 protected override object InternalExecute(ISession session)
  75                 {
  76                         IList results = (IList) base.InternalExecute(session);
  77                         return SupportingUtils.BuildArray(returnType, results, false);
  78                 }
  79         }
  80 }