DeserializeConstraints()

void System.Data.DataTable.DeserializeConstraints ( SerializationInfo info, StreamingContext context, int serIndex, bool allConstraints )

inlinepackageinherited

Definition at line 1436 of file DataTable.cs.

    {
        ArrayList arrayList = (ArrayList)info.GetValue(string.Format(CultureInfo.InvariantCulture, "DataTable_{0}.Constraints", serIndex), typeof(ArrayList));
        foreach (ArrayList item in arrayList)
        {
            string text = (string)item[0];
            if (text.Equals("U"))
            {
                string name = (string)item[1];
                int[] array = (int[])item[2];
                bool isPrimaryKey = (bool)item[3];
                PropertyCollection extendedProperties = (PropertyCollection)item[4];
                DataColumn[] array2 = new DataColumn[array.Length];
                for (int i = 0; i < array.Length; i++)
                {
                    array2[i] = Columns[array[i]];
                }
                UniqueConstraint uniqueConstraint = new UniqueConstraint(name, array2, isPrimaryKey);
                uniqueConstraint._extendedProperties = extendedProperties;
                Constraints.Add(uniqueConstraint);
                continue;
            }
            string constraintName = (string)item[1];
            int[] array3 = (int[])item[2];
            int[] array4 = (int[])item[3];
            int[] array5 = (int[])item[4];
            PropertyCollection extendedProperties2 = (PropertyCollection)item[5];
            DataTable dataTable = ((!allConstraints) ? this : DataSet.Tables[array3[0]]);
            DataColumn[] array6 = new DataColumn[array3.Length - 1];
            for (int j = 0; j < array6.Length; j++)
            {
                array6[j] = dataTable.Columns[array3[j + 1]];
            }
            DataTable dataTable2 = ((!allConstraints) ? this : DataSet.Tables[array4[0]]);
            DataColumn[] array7 = new DataColumn[array4.Length - 1];
            for (int k = 0; k < array7.Length; k++)
            {
                array7[k] = dataTable2.Columns[array4[k + 1]];
            }
            ForeignKeyConstraint foreignKeyConstraint = new ForeignKeyConstraint(constraintName, array6, array7);
            foreignKeyConstraint.AcceptRejectRule = (AcceptRejectRule)array5[0];
            foreignKeyConstraint.UpdateRule = (Rule)array5[1];
            foreignKeyConstraint.DeleteRule = (Rule)array5[2];
            foreignKeyConstraint._extendedProperties = extendedProperties2;
            Constraints.Add(foreignKeyConstraint, addUniqueWhenAddingForeign: false);
        }
    }

References System.Data.ConstraintCollection.Add(), System.array, System.Data.DataTable.Columns, System.Data.DataTable.Constraints, System.Runtime.Serialization.Dictionary, System.info, System.Globalization.CultureInfo.InvariantCulture, System.item, System.Data.DataSet.Tables, and System.text.

Referenced by System.Data.DataTable.DeserializeTableSchema().