| |||||||||||||||||
| Source File | Conditionals | Statements | Methods | TOTAL | |||||||||||||
| Model\AttributeModel\AttributeObjectHandlerMethodCaller.cs | 0,0 % | 0,0 % | 0,0 % | 0,0 % |
|
||||||||||||
| 1 | #region Copyright | |
| 2 | /* | |
| 3 | ShowX. Maps business objects into presentation layer. | |
| 4 | Copyright (C) 2005 Jesus Diaz. | |
| 5 | ||
| 6 | This library is free software; you can redistribute it and/or | |
| 7 | modify it under the terms of the GNU Lesser General Public | |
| 8 | License as published by the Free Software Foundation; either | |
| 9 | version 2.1 of the License, or (at your option) any later version. | |
| 10 | ||
| 11 | This library is distributed in the hope that it will be useful, | |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 14 | Lesser General Public License for more details. | |
| 15 | ||
| 16 | You should have received a copy of the GNU Lesser General Public | |
| 17 | License along with this library; if not, write to the Free Software | |
| 18 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. | |
| 19 | ||
| 20 | For project details see: http://showx.sourceforge.net | |
| 21 | */ | |
| 22 | #endregion | |
| 23 | ||
| 24 | using System; | |
| 25 | using System.Reflection; | |
| 26 | using ShowX.Model.AttributeModel; | |
| 27 | using log4net; | |
| 28 | ||
| 29 | namespace ShowX.Model | |
| 30 | { | |
| 31 | /// <summary> | |
| 32 | /// AttributeObjectHandlerProxy implements mapping to IObjectHandlerMethodCaller | |
| 33 | /// methods based on the attribute mapping model. | |
| 34 | /// </summary> | |
| 35 | public class AttributeObjectHandlerMethodCaller : ObjectHandlerMethodCaller | |
| 36 | { | |
| 37 | private static readonly ILog log = LogManager.GetLogger( | |
| 38 | typeof(AttributeObjectHandlerMethodCaller)); | |
| 39 | ||
| 40 | /// <summary> | |
| 41 | /// Helper method to retrieve and build the Object Handler attached to a | |
| 42 | /// certain type. | |
| 43 | /// </summary> | |
| 44 | /// <param name="t">Type to get object handler.</param> | |
| 45 | /// <returns>An instance of the object handler attached to type t.</returns> | |
| 46 | 0 | protected override IObjectHandler BuildObjectHandlerFromType(Type t) |
| 47 | { | |
| 48 | IObjectHandlerInfo info = t.GetCustomAttributes( | |
| 49 | typeof(AttributeObjectHandlerInfo),true)[0] | |
| 50 | as IObjectHandlerInfo; | |
| 51 | ||
| 52 | if (info == null) { | |
| 53 | ||
| 54 | string errorMsg = string.Format( | |
| 55 | "No object handler defined for type {0}",t.Name); | |
| 56 | ||
| 57 | log.Fatal(errorMsg); | |
| 58 | throw new Exception(errorMsg); | |
| 59 | } | |
| 60 | ||
| 61 | IObjectHandler objectHandler = info.Type.InvokeMember("", | |
| 62 | BindingFlags.CreateInstance,null,null,null) as IObjectHandler; | |
| 63 | ||
| 64 | if (objectHandler == null) { | |
| 65 | ||
| 66 | string errorMsg = string.Format( | |
| 67 | "Object handler for type {0} cannot be loaded",t.Name); | |
| 68 | ||
| 69 | log.Fatal(errorMsg); | |
| 70 | throw new Exception(errorMsg); | |
| 71 | } | |
| 72 | ||
| 73 | return objectHandler; | |
| 74 | } | |
| 75 | } | |
| 76 | } | |
| 77 |
|
||||||||