Implement a Custom Exception Class - CSharp Custom Type

CSharp examples for Custom Type:Exception

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Description

Implement a Custom Exception Class

Demo Code


using System;//from www  . j av  a  2  s. com
using System.Runtime.Serialization;

    [Serializable]
    public sealed class CustomException : Exception
    {
        private string stringInfo;
        private bool booleanInfo;
        public CustomException() : base() { }

        public CustomException(string message) : base(message) { }

        public CustomException(string message, Exception inner) : base(message, inner) { }

        private CustomException(SerializationInfo info, StreamingContext context) : base(info, context)
        {
            stringInfo = info.GetString("StringInfo");
            booleanInfo = info.GetBoolean("BooleanInfo");
        }

        public CustomException(string message, string stringInfo, bool booleanInfo) : this(message)
        {
            this.stringInfo = stringInfo;
            this.booleanInfo = booleanInfo;
        }

        public CustomException(string message, Exception inner,
            string stringInfo, bool booleanInfo): this(message, inner)
        {
            this.stringInfo = stringInfo;
            this.booleanInfo = booleanInfo;
        }
        public string StringInfo
        {
            get { return stringInfo; }
        }

        public bool BooleanInfo
        {
            get { return booleanInfo; }
        }

        public override void GetObjectData(SerializationInfo info,StreamingContext context)
        {
            info.AddValue("StringInfo", stringInfo);
            info.AddValue("BooleanInfo", booleanInfo);
            base.GetObjectData(info, context);
        }

        public override string Message
        {
            get
            {
                string message = base.Message;
                if (stringInfo != null)
                {
                    message += Environment.NewLine +
                        stringInfo + " = " + booleanInfo;
                }
                return message;
            }
        }
    }

class MainClass
    {
        public static void Main()
        {
            try
            {
                throw new CustomException("Some error", "SomeCustomMessage", true);
            }
            catch (CustomException ex)
            {
                Console.WriteLine(ex.Message);
            }
        }
    }

Result


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