added marr.datamapper source code for easy debugging.

Marr.Data/Reflection/SimpleReflectionStrategy.cs

@@ -0,0 +1,85 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Reflection;
+using Marr.Data;
+
+namespace Marr.Data.Reflection
+{
+    public class SimpleReflectionStrategy : IReflectionStrategy
+    {
+        /// <summary>
+        /// Sets an entity field value by name to the passed in 'val'.
+        /// </summary>
+        public void SetFieldValue<T>(T entity, string fieldName, object val)
+        {
+            MemberInfo member = entity.GetType().GetMember(fieldName, BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance)[0];
+
+            try
+            {
+                // Handle DB null values
+                if (val == DBNull.Value)
+                {
+                    if (member.MemberType == MemberTypes.Field)
+                        (member as FieldInfo).SetValue(entity, ReflectionHelper.GetDefaultValue((member as FieldInfo).FieldType));
+
+                    else if (member.MemberType == MemberTypes.Property)
+                    {
+                        var pi = (member as PropertyInfo);
+                        if (pi.CanWrite)
+                            (member as PropertyInfo).SetValue(entity, ReflectionHelper.GetDefaultValue((member as PropertyInfo).PropertyType), null);
+
+                    }
+                }
+                else
+                {
+                    if (member.MemberType == MemberTypes.Field)
+                        (member as FieldInfo).SetValue(entity, val);
+
+                    else if (member.MemberType == MemberTypes.Property)
+                    {
+                        var pi = (member as PropertyInfo);
+                        if (pi.CanWrite)
+                            (member as PropertyInfo).SetValue(entity, val, null);
+
+                    }
+                }
+            }
+            catch (Exception ex)
+            {
+                string msg = string.Format("The DataMapper was unable to load the following field: {0}.  \nDetails: {1}", fieldName, ex.Message);
+                throw new DataMappingException(msg, ex);
+            }
+        }
+
+        /// <summary>
+        /// Gets an entity field value by name.
+        /// </summary>
+        public object GetFieldValue(object entity, string fieldName)
+        {
+            MemberInfo member = entity.GetType().GetMember(fieldName, BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance)[0];
+
+            if (member.MemberType == MemberTypes.Field)
+            {
+                return (member as FieldInfo).GetValue(entity);
+            }
+            else if (member.MemberType == MemberTypes.Property)
+            {
+                if ((member as PropertyInfo).CanRead)
+                    return (member as PropertyInfo).GetValue(entity, null);
+            }
+            throw new DataMappingException(string.Format("The DataMapper could not get the value for {0}.{1}.", entity.GetType().Name, fieldName));
+        }
+
+        /// <summary>
+        /// Instantiantes a type using the FastReflector library for increased speed.
+        /// </summary>
+        /// <param name="type"></param>
+        /// <returns></returns>
+        public object CreateInstance(Type type)
+        {
+            return Activator.CreateInstance(type);
+        }
+    }
+}