BizTalk ESB Exception Handling – Consuming WCF Services – Part I

using System;
using System.Configuration;
using System.ServiceModel.Channels;
using System.ServiceModel.Configuration;

using ESB.ExceptionHandling.ServiceModel.Channels;

namespace ESB.ExceptionHandling.ServiceModel.Configuration
{
    public class ServiceBindingExtensionElement : BindingElementExtensionElement
    {
        #region Private Constants
        private const string MAX_BUFFER_SIZE_PROPERTY = "MaxBufferSize";
        private const string MESSAGE_VERSION_PROPERTY = "MessageVersion";
        #endregion

        #region Private Fields
        private ServiceBindingElement _serviceBindingElement;
        #endregion

        #region Public Constructors
        public ServiceBindingExtensionElement()
        {
        }
        #endregion

        #region Public Properties
        public override Type BindingElementType
        {
            get
            {
                return typeof(ServiceBindingElement);
            }
        }
        #endregion

        #region Public Methods
        public override void ApplyConfiguration(BindingElement bindingElement)
        {
            base.ApplyConfiguration(bindingElement);

            _serviceBindingElement = (ServiceBindingElement)bindingElement;
        }
        #endregion

        #region Protected Methods
        protected override BindingElement CreateBindingElement()
        {
            _serviceBindingElement = new ServiceBindingElement();

            _serviceBindingElement.MaxBufferSize = this.MaxBufferSize;
            _serviceBindingElement.MessageVersion = this.MessageVersion;

            this.ApplyConfiguration(_serviceBindingElement);

            return _serviceBindingElement;
        }
        #endregion

        #region Configuration Properties
        [ConfigurationProperty(MAX_BUFFER_SIZE_PROPERTY, DefaultValue = 2097152)]
        [IntegerValidator(MinValue = 0)]
        public int MaxBufferSize
        {
            get
            {
                return (int)base[MAX_BUFFER_SIZE_PROPERTY];
            }
            set
            {
                base[MAX_BUFFER_SIZE_PROPERTY] = value;
            }
        }

        [ConfigurationProperty(MESSAGE_VERSION_PROPERTY, DefaultValue = MessageVersionEnum.Default)]
        public MessageVersionEnum MessageVersion
        {
            get
            {
                return (MessageVersionEnum)base[MESSAGE_VERSION_PROPERTY];
            }
            set
            {
                base[MESSAGE_VERSION_PROPERTY] = value;
            }
        }
        #endregion
    }
}