protected override bool TryCreateProxy(object source, ExpressionSourceDescription description, out ISourceProxy proxy)
{
proxy = null;
var expression = description.Expression;
List <ISourceProxy> list = new List <ISourceProxy>();
List <Path> paths = this.pathFinder.FindPaths(expression);
foreach (Path path in paths)
{
if (!path.IsStatic)
{
if (source == null)
{
continue;//ignore the path
}
MemberNode memberNode = path[0] as MemberNode;
if (memberNode != null && memberNode.MemberInfo != null && !memberNode.MemberInfo.DeclaringType.IsAssignableFrom(source.GetType()))
{
continue;//ignore the path
}
}
ISourceProxy innerProxy = this.factory.CreateProxy(source, new ObjectSourceDescription()
{
Path = path
});
if (innerProxy != null)
{
list.Add(innerProxy);
}
}
try
{
var del = expression.Compile();
Type returnType = del.ReturnType();
Type parameterType = del.ParameterType();
if (parameterType != null)
{
proxy = (ISourceProxy)Activator.CreateInstance(typeof(ExpressionSourceProxy <,>).MakeGenericType(parameterType, returnType), source, del, list);
}
else
{
proxy = (ISourceProxy)Activator.CreateInstance(typeof(ExpressionSourceProxy <>).MakeGenericType(returnType), del, list);
}
}
catch (Exception)
{
//JIT Exception
Func <object[], object> del = expression.DynamicCompile();
proxy = new ExpressionSourceProxy(description.IsStatic ? null : source, del, description.ReturnType, list);
}
if (proxy != null)
{
return(true);
}
return(false);
}
protected override bool TryCreateProxy(object source, ExpressionSourceDescription description, out ISourceProxy proxy)
{
proxy = null;
var expression = description.Expression;
List <ISourceProxy> list = new List <ISourceProxy>();
if (!description.IsStatic)
{
List <Path> paths = this.pathFinder.FindPaths(expression);
foreach (Path path in paths)
{
ISourceProxy innerProxy = this.factory.CreateProxy(source, new ObjectSourceDescription()
{
Path = path
});
if (innerProxy != null)
{
list.Add(innerProxy);
}
}
}
#if UNITY_IOS
Func <object[], object> del = expression.DynamicCompile();
proxy = new ExpressionSourceProxy(description.IsStatic ? null : source, del, description.ReturnType, list);
#else
try
{
var del = expression.Compile();
Type returnType = del.ReturnType();
Type parameterType = del.ParameterType();
if (parameterType != null)
{
proxy = (ISourceProxy)Activator.CreateInstance(typeof(ExpressionSourceProxy <,>).MakeGenericType(parameterType, returnType), source, del, list);
}
else
{
proxy = (ISourceProxy)Activator.CreateInstance(typeof(ExpressionSourceProxy <>).MakeGenericType(returnType), del);
}
}
catch (Exception)
{
//JIT Exception
Func <object[], object> del = expression.DynamicCompile();
proxy = new ExpressionSourceProxy(description.IsStatic ? null : source, del, description.ReturnType, list);
}
#endif
if (proxy != null)
{
return(true);
}
return(false);
}
