private static void SetValueWithCoercion(object target, DynamicMemberHandle handle, object value)
{
if (value == null)
{
return;
}
Type pType = handle.MemberType;
Type vType = GetUnderlyingType(value.GetType());
object v = CoerceValue(pType, vType, value);
if (v != null)
{
handle.DynamicMemberSet(target, v);
}
}
/// <summary>
/// Gets an object's property value by name.
/// </summary>
/// <param name="target">Object containing the property to get.</param>
/// <param name="propertyName">Name of the property.</param>
/// <param name="useCache">if set to <c>true</c> use dynamic cache.</param>
/// <returns>The value of the property.</returns>
public static object GetPropertyValue(object target, string propertyName, bool useCache)
{
if (target == null)
{
throw new ArgumentNullException("target");
}
if (String.IsNullOrEmpty(propertyName))
{
throw new ArgumentNullException("propertyName");
}
if (useCache)
{
DynamicMemberHandle handle = MethodCaller.GetCachedProperty(target.GetType(), propertyName);
return(handle.DynamicMemberGet(target));
}
PropertyInfo propertyInfo = MethodCaller.FindProperty(target.GetType(), propertyName);
return(propertyInfo.GetValue(target, null));
}
internal static DynamicMemberHandle GetCachedField(Type objectType, string fieldName)
{
var key = new MethodCacheKey(objectType.FullName, fieldName, GetParameterTypes(null));
DynamicMemberHandle mh = null;
if (_memberCache.TryGetValue(key, out mh))
{
return(mh);
}
lock (_memberCache)
{
if (!_memberCache.TryGetValue(key, out mh))
{
FieldInfo info = objectType.GetField(fieldName, fieldFlags);
if (info != null)
{
mh = new DynamicMemberHandle(info);
}
_memberCache.Add(key, mh);
}
}
return(mh);
}
internal static DynamicMemberHandle GetCachedProperty(Type objectType, string propertyName)
{
var key = new MethodCacheKey(objectType.FullName, propertyName, GetParameterTypes(null));
DynamicMemberHandle mh = null;
if (_memberCache.TryGetValue(key, out mh))
{
return(mh);
}
lock (_memberCache)
{
if (!_memberCache.TryGetValue(key, out mh))
{
PropertyInfo info = FindProperty(objectType, propertyName);
if (info != null)
{
mh = new DynamicMemberHandle(info);
}
_memberCache.Add(key, mh);
}
}
return(mh);
}
/// <summary>
/// Sets an object's property with the specified value,
/// converting that value to the appropriate type if possible.
/// </summary>
/// <param name="target">Object containing the property to set.</param>
/// <param name="propertyName">Name of the property to set.</param>
/// <param name="value">Value to set into the property.</param>
/// <param name="useCache">if set to <c>true</c> use dynamic cache.</param>
public static void SetPropertyValue(object target, string propertyName, object value, bool useCache)
{
if (target == null)
{
throw new ArgumentNullException("target", "Target object can not be Null.");
}
if (useCache)
{
DynamicMemberHandle handle = MethodCaller.GetCachedProperty(target.GetType(), propertyName);
if (handle != null)
{
SetValueWithCoercion(target, handle, value);
}
}
else
{
PropertyInfo propertyInfo = MethodCaller.FindProperty(target.GetType(), propertyName);
if (propertyInfo != null)
{
SetValueWithCoercion(target, propertyInfo, value);
}
}
}
internal static DynamicMemberHandle GetCachedProperty(Type objectType, string propertyName)
{
var key = new MethodCacheKey(objectType.FullName, propertyName, GetParameterTypes(null));
DynamicMemberHandle mh = null;
if (_memberCache.TryGetValue(key, out mh))
return mh;
lock (_memberCache)
{
if (!_memberCache.TryGetValue(key, out mh))
{
PropertyInfo info = FindProperty(objectType, propertyName);
if (info != null)
mh = new DynamicMemberHandle(info);
_memberCache.Add(key, mh);
}
}
return mh;
}
internal static DynamicMemberHandle GetCachedField(Type objectType, string fieldName)
{
var key = new MethodCacheKey(objectType.FullName, fieldName, GetParameterTypes(null));
DynamicMemberHandle mh = null;
if (_memberCache.TryGetValue(key, out mh))
return mh;
lock (_memberCache)
{
if (!_memberCache.TryGetValue(key, out mh))
{
FieldInfo info = objectType.GetField(fieldName, fieldFlags);
if (info != null)
mh = new DynamicMemberHandle(info);
_memberCache.Add(key, mh);
}
}
return mh;
}
private static void SetValueWithCoercion(object target, DynamicMemberHandle handle, object value)
{
if (value == null)
return;
Type pType = handle.MemberType;
Type vType = GetUnderlyingType(value.GetType());
object v = CoerceValue(pType, vType, value);
if (v != null)
handle.DynamicMemberSet(target, v);
}
/// <summary>
/// Invokes a property setter using dynamic
/// method invocation.
/// </summary>
/// <param name="obj">Target object.</param>
/// <param name="property">Property to invoke.</param>
/// <param name="value">New value for property.</param>
public static void CallPropertySetter(object obj, string property, object value)
{
DynamicMemberHandle mh = GetCachedProperty(obj.GetType(), property);
mh.DynamicMemberSet(obj, value);
}
/// <summary>
/// Invokes a property getter using dynamic
/// method invocation.
/// </summary>
/// <param name="obj">Target object.</param>
/// <param name="property">Property to invoke.</param>
/// <returns></returns>
public static object CallPropertyGetter(object obj, string property)
{
DynamicMemberHandle mh = GetCachedProperty(obj.GetType(), property);
return(mh.DynamicMemberGet(obj));
}
