示例#1
0
        /// <summary>
        /// Add other savers to restore.
        /// </summary>
        /// <param name="mapParameter"></param>
        /// <returns></returns>
        internal DeclarableParameter RestoreOtherSaver(IValue mapParameter)
        {
            // Get the array type that we will use to accumulate items for sorting. This is the "key"
            var arrtype = mapParameter.Type.GetGenericArguments()[0].MakeArrayType();

            // Get an index variable - this is the variable that the contents of the map are set to and are used in
            // the rest of the expression.
            var indexVariableType = mapParameter.Type.GetGenericArguments()[1];

            if (!indexVariableType.IsArray)
            {
                throw new ArgumentException(string.Format("Unable to loop over a map that isn't a map of arrays ({0}).", mapParameter.Type.FullName));
            }
            indexVariableType = indexVariableType.GetElementType();

            // Create the saver which we will index over.
            var saver = new mapPlaybackInfo()
            {
                sequence           = _mapRecords.Count(),
                mapRecords         = mapParameter,
                sortValueTypeArray = arrtype,
                tempListingName    = arrtype.CreateUniqueVariableName(),
                indexVariable      = DeclarableParameter.CreateDeclarableParameterExpression(indexVariableType)
            };

            _mapRecords.Add(saver);
            return(saver.indexVariable);
        }
        /// <summary>
        /// Add other savers to restore.
        /// </summary>
        /// <param name="mapParameter"></param>
        /// <returns></returns>
        internal DeclarableParameter RestoreOtherSaver(IValue mapParameter)
        {
            // Get the array type that we will use to accumulate items for sorting. This is the "key"
            var arrtype = mapParameter.Type.GetGenericArguments()[0].MakeArrayType();

            // Get an index variable - this is the variable that the contents of the map are set to and are used in
            // the rest of the expression.
            var indexVariableType = mapParameter.Type.GetGenericArguments()[1];
            if (!indexVariableType.IsArray)
                throw new ArgumentException(string.Format("Unable to loop over a map that isn't a map of arrays ({0}).", mapParameter.Type.FullName));
            indexVariableType = indexVariableType.GetElementType();

            // Create the saver which we will index over.
            var saver = new mapPlaybackInfo()
            {
                sequence = _mapRecords.Count(),
                mapRecords = mapParameter,
                sortValueTypeArray = arrtype,
                tempListingName = arrtype.CreateUniqueVariableName(),
                indexVariable = DeclarableParameter.CreateDeclarableParameterExpression(indexVariableType)
            };
            _mapRecords.Add(saver);
            return saver.indexVariable;
        }