69 lines
2.2 KiB
C#
69 lines
2.2 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="TdsParameterSetter.cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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// <owner current="true" primary="true">Microsoft</owner>
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// <owner current="true" primary="false">Microsoft</owner>
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// <owner current="true" primary="false">Microsoft</owner>
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//------------------------------------------------------------------------------
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namespace System.Data.SqlClient {
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using System;
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using System.Data;
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using System.Data.SqlTypes;
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using System.Diagnostics;
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using Microsoft.SqlServer.Server;
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// Simple Getter/Setter for structured parameters to allow using common ValueUtilsSmi code.
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// This is a stand-in to having a true SmiRequestExecutor class for TDS.
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internal class TdsParameterSetter : SmiTypedGetterSetter {
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#region Private fields
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private TdsRecordBufferSetter _target;
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#endregion
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#region ctor & control
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internal TdsParameterSetter(TdsParserStateObject stateObj, SmiMetaData md) {
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_target = new TdsRecordBufferSetter(stateObj, md);
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}
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#endregion
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#region TypedGetterSetter overrides
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// Are calls to Get methods allowed?
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internal override bool CanGet {
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get {
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return false;
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}
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}
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// Are calls to Set methods allowed?
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internal override bool CanSet {
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get {
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return true;
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}
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}
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// valid for structured types
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// This method called for both get and set.
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internal override SmiTypedGetterSetter GetTypedGetterSetter(SmiEventSink sink, int ordinal) {
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Debug.Assert(0==ordinal, "TdsParameterSetter only supports 0 for ordinal. Actual = " + ordinal);
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return _target;
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}
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// Set value to null
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// valid for all types
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public override void SetDBNull(SmiEventSink sink, int ordinal) {
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Debug.Assert(0==ordinal, "TdsParameterSetter only supports 0 for ordinal. Actual = " + ordinal);
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_target.EndElements(sink);
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}
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#endregion
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}
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}
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