/source/library/Interlace/Amf/AmfPropertyDescriptor.cs

#region Using Directives and Copyright Notice



// Copyright (c) 2007-2010, Computer Consultancy Pty Ltd

// All rights reserved.

// 

// Redistribution and use in source and binary forms, with or without

// modification, are permitted provided that the following conditions are met:

//     * Redistributions of source code must retain the above copyright

//       notice, this list of conditions and the following disclaimer.

//     * Redistributions in binary form must reproduce the above copyright

//       notice, this list of conditions and the following disclaimer in the

//       documentation and/or other materials provided with the distribution.

//     * Neither the name of the Computer Consultancy Pty Ltd nor the

//       names of its contributors may be used to endorse or promote products

//       derived from this software without specific prior written permission.

// 

// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 

// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 

// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 

// ARE DISCLAIMED. IN NO EVENT SHALL COMPUTER CONSULTANCY PTY LTD BE LIABLE 

// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 

// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 

// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 

// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 

// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 

// OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH

// DAMAGE.



using System;

using System.Collections.Generic;

using System.Reflection;

using System.Text;



#endregion



namespace Interlace.Amf

{

    public class AmfPropertyDescriptor

    {

        readonly PropertyInfo _property;

        readonly AmfPropertyAttribute _attribute;

        readonly string _serializedName;



        public AmfPropertyDescriptor(PropertyInfo property, AmfPropertyAttribute attribute)

        {

            _property = property;

            _attribute = attribute;



            if (attribute.SerializedName == null)

            {

                _serializedName = _property.Name;

            }

            else

            {

                _serializedName = attribute.SerializedName;

            }

        }



        internal string[] GetUsedPropertyNames(AmfClassDescriptor descriptor)

        {

            return new string[] { _serializedName };

        }



        internal void DeserializeProperty(AmfClassDescriptor classDescriptor, object obj, IDictionary<string, object> staticMembers)

        {

            object value;

            

            if (staticMembers.TryGetValue(_serializedName, out value))

            {

                _property.SetValue(obj, value, null);

            }

            else

            {

                throw new AmfException(string.Format(

                    "The class registered for the alias \"{0}\" was received but was missing an expected " +

                    "property (\"{1}\").", classDescriptor.Alias, _serializedName));

            }

        }



        internal void SerializeProperty(AmfClassDescriptor classDescriptor, object obj, IDictionary<string, object> staticMembers)

        {

            staticMembers[_serializedName] = _property.GetValue(obj, null);

        }

    }

}