Get/Set/Call private things.

ObjectPrivate.cs

//
//
//  Created by Wang Wei(@onevcat) on 2013-3-27.
//  Copyright (c) 2013 Kayac. All rights reserved.
//
using System;
using System.Reflection;

public static class ObjectPrivate {
  public static T GetPrivateField<T>(this object obj, string name)
	{
		BindingFlags flags = BindingFlags.Instance | BindingFlags.NonPublic;
		Type type = obj.GetType();
		FieldInfo field = type.GetField(name, flags);
		return (T)field.GetValue(obj);
	}
	
	public static T GetPrivateProperty<T>(this object obj, string name)
	{
		BindingFlags flags = BindingFlags.Instance | BindingFlags.NonPublic;
		Type type = obj.GetType();
		PropertyInfo field = type.GetProperty(name, flags);
		return (T)field.GetValue(obj, null);
	}
	
	public static void SetPrivateField(this object obj, string name, object value)
	{
		BindingFlags flags = BindingFlags.Instance | BindingFlags.NonPublic;
		Type type = obj.GetType();
		FieldInfo field = type.GetField(name, flags);
		field.SetValue(obj, value);
	}
	
	public static void SetPrivateProperty(this object obj, string name, object value)
	{
		BindingFlags flags = BindingFlags.Instance | BindingFlags.NonPublic;
		Type type = obj.GetType();
		UnityEngine.Debug.Log(type);
		PropertyInfo field = type.GetProperty(name, flags);
		UnityEngine.Debug.Log(field);
		field.SetValue(obj, value, null);
	}
	
	public static T CallPrivateMethod<T>(this object obj, string name, params object[] param)
	{
		BindingFlags flags = BindingFlags.Instance | BindingFlags.NonPublic;
		Type type = obj.GetType();
		MethodInfo method = type.GetMethod(name, flags);
		return (T)method.Invoke(obj, param);
	}

	public static void CallPrivateMethod(this object obj, string name, params object[] param)
	{
		BindingFlags flags = BindingFlags.Instance | BindingFlags.NonPublic;
		Type type = obj.GetType();
		MethodInfo method = type.GetMethod(name, flags);
		method.Invoke(obj, param);
	}

	public static T CallPrivateStaticMethod<T>(this Type obj, string name, params object[] param)
	{
		BindingFlags flags = BindingFlags.Static | BindingFlags.NonPublic;
		MethodInfo method = obj.GetMethod(name, flags);
		return (T)method.Invoke(obj, param);
	}

	public static void CallPrivateStaticMethod(this Type obj, string name, params object[] param)
	{
		BindingFlags flags = BindingFlags.Static | BindingFlags.NonPublic;
		MethodInfo method = obj.GetMethod(name, flags);
		method.Invoke(obj, param);
	}
}