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Sda.DataProvider/Exceptions.cs

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+using System;
+using System.Globalization;
+using System.Runtime.Serialization;
+
+namespace SDA.DataProvider
+{
+    /// <summary>
+    /// Hibakódok
+    /// </summary>
+    public enum SDADataProviderError
+    {
+        /// <summary>
+        /// Ismeretlen hiba
+        /// </summary>
+        Unknown,
+
+        /// <summary>
+        /// Egyedi kulcs megsértése
+        /// </summary>
+        UniqueKeyViolation,
+
+        /// <summary>
+        /// Idegen kulcs megsértése
+        /// </summary>
+        ForeignKeyViolation,
+
+        /// <summary>
+        /// A tábla vagy nézet nem létezik
+        /// </summary>
+        TableOrViewNotExists,
+
+        /// <summary>
+        /// Érvénytelen oszlopnév
+        /// </summary>
+        InvalidColumnName,
+
+        /// <summary>
+        /// Null érték nem beszúrható
+        /// </summary>
+        CannotInsertNull,
+
+        /// <summary>
+        /// Adatbázis-kapcsolati hiba
+        /// </summary>
+        CommunicationError,
+
+        /// <summary>
+        /// Táblaterekkel, rendelkezésre álló hellyel kapcsolatos hiba
+        /// </summary>
+        TableSpaceError,
+
+        /// <summary>
+        /// Deadlock történt
+        /// </summary>
+        DeadlockDetected,
+
+        /// <summary>
+        /// Adatbázis művelet időtúllépés történt
+        /// </summary>
+        CommandTimeout
+    }
+
+    /// <summary>
+    /// Adatbázis hibát jelző kivétel.
+    /// </summary>
+    [Serializable]
+    public class SDADataProviderException : Exception
+    {
+        const string DefaultMessage = "SQL error!";
+
+        const string DefaultCommand = "";
+
+        const int DefaultDatabaseNumber = -1;
+
+        readonly string _commandText = DefaultCommand;
+
+        /// <summary>
+        /// Mező annak jelzésére, hogy a művelet végrehajtását célszerű-e 
+        /// újra megpróbálni, mielőtt a kivételt továbbdobjuk.
+        /// </summary>
+        internal readonly bool MustRetry = false;
+
+        /// <summary>
+        /// Hibakód.
+        /// </summary>
+        public SDADataProviderError Error { get; protected set; }
+
+        /// <summary>
+        /// Az eredeti - adatbázisfüggő - hibakód.
+        /// </summary>
+        public int DatabaseSpecificNumber { get; protected set; }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public SDADataProviderException()
+            : base(DefaultMessage)
+        {
+            Error = SDADataProviderError.Unknown;
+            DatabaseSpecificNumber = DefaultDatabaseNumber;
+        }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public SDADataProviderException(string message)
+            : base(message ?? DefaultMessage)
+        {
+            Error = SDADataProviderError.Unknown;
+            DatabaseSpecificNumber = DefaultDatabaseNumber;
+        }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public SDADataProviderException(string message, Exception innerException)
+            : base(message ?? DefaultMessage, innerException)
+        {
+            Error = SDADataProviderError.Unknown;
+            DatabaseSpecificNumber = DefaultDatabaseNumber;
+        }
+
+        internal SDADataProviderException(Exception innerException)
+            : this(innerException == null ? DefaultMessage : innerException.Message, innerException) { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        protected SDADataProviderException(SerializationInfo info, StreamingContext context)
+            : base(info, context)
+        {
+            if (info == null)
+            {
+                throw new ArgumentNullException(nameof(info));
+            }
+
+            Error = (SDADataProviderError)info.GetValue("Error", typeof(SDADataProviderError));
+            DatabaseSpecificNumber = info.GetInt32("DatabaseSpecificNumber");
+            MustRetry = info.GetBoolean("MustRetry");
+        }
+
+        internal SDADataProviderException(Exception innerException, SDADataProviderError error, int number, bool mustRetry, string commandText)
+            : this(innerException == null ? DefaultMessage : innerException.Message, innerException)
+        {
+            Error = error;
+            DatabaseSpecificNumber = number;
+            MustRetry = mustRetry;
+            _commandText = commandText ?? DefaultCommand;
+        }
+
+        internal SDADataProviderException(Exception innerException, SDADataProviderError error, string commandText)
+            : this(innerException, error, DefaultDatabaseNumber, false, commandText) { }
+
+        internal SDADataProviderException(Exception innerException, SDADataProviderError error, int number, string commandText)
+            : this(innerException, error, number, false, commandText) { }
+
+        internal SDADataProviderException(Exception innerException, SDADataProviderError error, int number, bool mustRetry)
+            : this(innerException, error, number, mustRetry, DefaultCommand) { }
+
+        /// <summary>
+        /// A kivétel üzenete.
+        /// </summary>
+        public override string Message
+        {
+            get
+            {
+                if (!string.IsNullOrWhiteSpace(_commandText))
+                {
+                    return string.Format(
+                        CultureInfo.InvariantCulture,
+@"{0}: {1}
+{2}",
+                        DatabaseSpecificNumber,
+                        _commandText,
+                        base.Message);
+                }
+                return string.Format(
+                    CultureInfo.InvariantCulture,
+@"{0}
+{1}",
+                    DatabaseSpecificNumber,
+                    base.Message);
+            }
+        }
+
+        /// <summary>
+        /// Sorosítás.
+        /// </summary>
+        public override void GetObjectData(SerializationInfo info, StreamingContext context)
+        {
+            if (info == null)
+            {
+                throw new ArgumentNullException(nameof(info));
+            }
+
+            base.GetObjectData(info, context);
+            info.AddValue("Error", Error);
+            info.AddValue("DatabaseSpecificNumber", DatabaseSpecificNumber);
+            info.AddValue("MustRetry", MustRetry);
+        }
+    }
+
+    /// <summary>
+    /// Holtpont.
+    /// </summary>
+    [Serializable]
+    public sealed class DeadlockException : SDADataProviderException
+    {
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public DeadlockException() { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public DeadlockException(string message)
+            : base(message) { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public DeadlockException(string message, Exception inner)
+            : base(message, inner) { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        DeadlockException(SerializationInfo info, StreamingContext context)
+            : base(info, context) { }
+
+        internal DeadlockException(Exception innerException, int number, string commandText)
+            : base(innerException, SDADataProviderError.DeadlockDetected, number, false, commandText) { }
+    }
+
+    /// <summary>
+    /// Adatbázis művelet időtúllépés.
+    /// </summary>
+    [Serializable]
+    public sealed class CommandTimeoutException : SDADataProviderException
+    {
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public CommandTimeoutException() { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public CommandTimeoutException(string message)
+            : base(message) { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public CommandTimeoutException(string message, Exception inner)
+            : base(message, inner) { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        CommandTimeoutException(SerializationInfo info, StreamingContext context)
+            : base(info, context) { }
+
+        internal CommandTimeoutException(Exception innerException, int number, string commandText)
+            : base(innerException, SDADataProviderError.CommandTimeout, number, false, commandText) { }
+    }
+
+    /// <summary>
+    /// Táblatér hiba.
+    /// </summary>
+    [Serializable]
+    public sealed class TableSpaceErrorException : SDADataProviderException
+    {
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public TableSpaceErrorException() { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public TableSpaceErrorException(string message)
+            : base(message) { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public TableSpaceErrorException(string message, Exception inner)
+            : base(message, inner) { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        TableSpaceErrorException(SerializationInfo info, StreamingContext context)
+            : base(info, context) { }
+
+        internal TableSpaceErrorException(Exception innerException, int number, string commandText)
+            : base(innerException, SDADataProviderError.TableSpaceError, number, false, commandText) { }
+    }
+
+    /// <summary>
+    /// Egyediség megsértése.
+    /// </summary>
+    [Serializable]
+    public sealed class UniqueKeyViolationException : SDADataProviderException
+    {
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public UniqueKeyViolationException() { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public UniqueKeyViolationException(string message)
+            : base(message) { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public UniqueKeyViolationException(string message, Exception inner)
+            : base(message, inner) { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        UniqueKeyViolationException(SerializationInfo info, StreamingContext context)
+            : base(info, context) { }
+
+        internal UniqueKeyViolationException(Exception innerException, int number, string commandText)
+            : base(innerException, SDADataProviderError.UniqueKeyViolation, number, false, commandText) { }
+    }
+
+    /// <summary>
+    /// Idegen kulcs megsértése.
+    /// </summary>
+    [Serializable]
+    public sealed class ForeignKeyViolationException : SDADataProviderException
+    {
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public ForeignKeyViolationException() { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public ForeignKeyViolationException(string message)
+            : base(message) { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public ForeignKeyViolationException(string message, Exception inner)
+            : base(message, inner) { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        ForeignKeyViolationException(SerializationInfo info, StreamingContext context)
+            : base(info, context) { }
+
+        internal ForeignKeyViolationException(Exception innerException, int number, string commandText)
+            : base(innerException, SDADataProviderError.ForeignKeyViolation, number, false, commandText) { }
+    }
+
+    /// <summary>
+    /// Tábla vagy nézet nem létezik.
+    /// </summary>
+    [Serializable]
+    public sealed class TableOrViewNotExistsException : SDADataProviderException
+    {
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public TableOrViewNotExistsException() { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public TableOrViewNotExistsException(string message)
+            : base(message) { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public TableOrViewNotExistsException(string message, Exception inner)
+            : base(message, inner) { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        TableOrViewNotExistsException(SerializationInfo info, StreamingContext context)
+            : base(info, context) { }
+
+        internal TableOrViewNotExistsException(Exception innerException, int number, string commandText)
+            : base(innerException, SDADataProviderError.TableOrViewNotExists, number, false, commandText) { }
+    }
+
+    /// <summary>
+    /// Oszlop nem létezik.
+    /// </summary>
+    [Serializable]
+    public sealed class InvalidColumnNameException : SDADataProviderException
+    {
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public InvalidColumnNameException() { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public InvalidColumnNameException(string message)
+            : base(message) { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public InvalidColumnNameException(string message, Exception inner)
+            : base(message, inner) { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        InvalidColumnNameException(SerializationInfo info, StreamingContext context)
+            : base(info, context) { }
+
+        internal InvalidColumnNameException(Exception innerException, int number, string commandText)
+            : base(innerException, SDADataProviderError.InvalidColumnName, number, false, commandText) { }
+    }
+
+    /// <summary>
+    /// Kommunikációs hiba.
+    /// </summary>
+    [Serializable]
+    public sealed class CommunicationErrorException : SDADataProviderException
+    {
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public CommunicationErrorException() { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public CommunicationErrorException(string message)
+            : base(message) { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        public CommunicationErrorException(string message, Exception inner)
+            : base(message, inner) { }
+
+        /// <summary>
+        /// Szabványos konstruktor.
+        /// </summary>
+        CommunicationErrorException(SerializationInfo info, StreamingContext context)
+            : base(info, context) { }
+
+        internal CommunicationErrorException(Exception innerException, int number)
+            : base(innerException, SDADataProviderError.CommunicationError, number, false) { }
+
+        internal CommunicationErrorException(Exception innerException, int number, bool mustRetry)
+            : base(innerException, SDADataProviderError.CommunicationError, number, mustRetry) { }
+    }
+}