/// <summary> A SqliteResultCode extension method that throw on error. </summary>
/// <exception cref="SqliteException"> Thrown when a Sqlite error condition occurs. </exception>
/// <param name="resultCode"> The resultCode to act on. </param>
public static void ThrowOnError(this SqliteResultCode resultCode)
{
if (!resultCode.IsSuccessCode())
{
throw new SqliteException(resultCode);
}
}
/// <summary> Gets error string. </summary>
/// <param name="errorCode"> The error code. </param>
/// <param name="database"> The database. </param>
/// <returns> The error string. </returns>
private static string GetErrorString(SqliteResultCode errorCode, SqliteDatabaseHandle database)
{
string errorString = errorCode.ToString();
return(database != null ? "{0}: {1}".FormatInvariant(errorString, database.Context.sqlite3_errmsg(database, database.IsDatabaseInMaintenanceMode))
: errorString);
}
/// <summary>
/// A SqliteResultCode extension method that query if 'resultCode' is success code.
/// </summary>
/// <param name="resultCode"> The resultCode to act on. </param>
/// <returns> True if success code, false if not. </returns>
public static bool IsSuccessCode(this SqliteResultCode resultCode)
{
return(successCodes.Contains(resultCode));
}
/// <summary> Constructor. </summary>
/// <param name="message"> The message. </param>
/// <param name="errorCode"> The error code. </param>
public SqliteException(string message, SqliteResultCode errorCode)
: base(message, (int)errorCode)
{
}
/// <summary> Constructor. </summary>
/// <param name="errorCode"> The error code. </param>
public SqliteException(SqliteResultCode errorCode)
: base("An SQLite database error occured.", (int)errorCode)
{
}
/// <summary> Constructs the object. </summary>
/// <param name="pUserData"> Should be null. </param>
/// <param name="errorCode"> The error code. The type of this object value should be
/// <see cref="Int32" /> or <see cref="SqliteResultCode" />. </param>
/// <param name="message"> The error message, if any. </param>
/// <param name="data"> The extra data, if any. </param>
internal LogEventArgs(object pUserData, SqliteResultCode errorCode, string message, object data)
{
ErrorCode = errorCode;
Message = message;
Data = data;
}
/// <summary> Constructor. </summary>
/// <param name="errorCode"> The error code. </param>
/// <param name="database"> The database. </param>
internal SqliteException(SqliteResultCode errorCode, SqliteDatabaseHandle database)
: base(GetErrorString(errorCode, database), (int)errorCode)
{
}
/// <summary> Constructor. </summary>
/// <param name="errorCode"> The error code. </param>
public SqliteException(SqliteResultCode errorCode)
: this(errorCode, null)
{
}
/// <summary> Sqlite 3 step return rowid. </summary>
/// <exception cref="ArgumentNullException"> Thrown when one or more required arguments are null. </exception>
/// <param name="db"> The database. </param>
/// <param name="stmt"> The statement. </param>
/// <param name="code"> [out] The code. </param>
/// <returns> A long. </returns>
internal long sqlite3_step_return_rowid(SqliteDatabaseHandle db, SqliteStatementHandle stmt, out SqliteResultCode code)
{
if (db == null)
{
throw new ArgumentNullException(nameof(db));
}
if (stmt == null)
{
throw new ArgumentNullException(nameof(stmt));
}
lock (_stepLocker) {
stmt.CheckMaintenanceMode();
code = (SqliteResultCode)DbProviderOperations.sqlite3_step(stmt.Statement);
return(code.IsSuccessCode()
? DbProviderOperations.sqlite3_last_insert_rowid(stmt.ForMaintenance ? db.MaintenanceDb : db.Db)
: -1);
}
}
/// <summary> Sqlite 3 errstr. </summary>
/// <param name="rc"> The rectangle. </param>
/// <returns> A string. </returns>
internal string sqlite3_errstr(SqliteResultCode rc)
{
return(DbProviderOperations.sqlite3_errstr((int)rc));
}
