Code:
/ Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / Orcas / NetFXw7 / ndp / fx / src / DataEntity / System / Data / Common / EntitySql / Parameter.cs / 1 / Parameter.cs
//---------------------------------------------------------------------- //// Copyright (c) Microsoft Corporation. All rights reserved. // // // @owner [....] // @backup [....] //--------------------------------------------------------------------- namespace System.Data.Common.EntitySql { using System; using System.Globalization; using System.Collections; using System.Collections.Generic; ////// represents an ast parameter node /// internal sealed class Parameter : Expr { private string _name; ////// initializes parameter /// /// /// /// ////// internal Parameter( string parameterName, string query, int inputPos ) : base(query, inputPos) { _name = parameterName.Substring(1); // // valid parameter format is: @({LETTER})(_|{LETTER}|{DIGIT})* // if (_name.StartsWith("_", StringComparison.OrdinalIgnoreCase) || Char.IsDigit(_name, 0)) { throw EntityUtil.EntitySqlError(ErrCtx, System.Data.Entity.Strings.InvalidParameterFormat(_name)); } } ///Thrown if the parameter name does not conform to the expected format ////// returns parameter parameterName (without @ sign) /// internal string Name { get { return _name; } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //---------------------------------------------------------------------- //// Copyright (c) Microsoft Corporation. All rights reserved. // // // @owner [....] // @backup [....] //--------------------------------------------------------------------- namespace System.Data.Common.EntitySql { using System; using System.Globalization; using System.Collections; using System.Collections.Generic; ////// represents an ast parameter node /// internal sealed class Parameter : Expr { private string _name; ////// initializes parameter /// /// /// /// ////// internal Parameter( string parameterName, string query, int inputPos ) : base(query, inputPos) { _name = parameterName.Substring(1); // // valid parameter format is: @({LETTER})(_|{LETTER}|{DIGIT})* // if (_name.StartsWith("_", StringComparison.OrdinalIgnoreCase) || Char.IsDigit(_name, 0)) { throw EntityUtil.EntitySqlError(ErrCtx, System.Data.Entity.Strings.InvalidParameterFormat(_name)); } } ///Thrown if the parameter name does not conform to the expected format ////// returns parameter parameterName (without @ sign) /// internal string Name { get { return _name; } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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