Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / DataEntity / System / Data / Map / ViewGeneration / CqlGeneration / CqlWriter.cs / 1305376 / CqlWriter.cs
//---------------------------------------------------------------------- //// Copyright (c) Microsoft Corporation. All rights reserved. // // // @owner [....] // @backupOwner [....] //--------------------------------------------------------------------- using System.Text.RegularExpressions; using System.Text; using System.Data.Common.Utils; using System.Data.Mapping.ViewGeneration.Utils; using System.Data.Metadata.Edm; namespace System.Data.Mapping.ViewGeneration.CqlGeneration { // This class contains helper methods needed for generating Cql internal static class CqlWriter { #region Fields private static readonly Regex s_wordIdentifierRegex = new Regex(@"^[_A-Za-z]\w*$", RegexOptions.ECMAScript | RegexOptions.Compiled); #endregion #region Helper Methods // effects: Given a block name and a field in it -- returns a string // of form "blockName.field". Does not perform any escaping internal static string GetQualifiedName(string blockName, string field) { string result = StringUtil.FormatInvariant("{0}.{1}", blockName, field); return result; } // effects: Modifies builder to contain an escaped version of type's name as "[namespace.typename]" internal static void AppendEscapedTypeName(StringBuilder builder, EdmType type) { AppendEscapedName(builder, GetQualifiedName(type.NamespaceName, type.Name)); } // effects: Modifies builder to contain an escaped version of "name1.name2" as "[name1].[name2]" internal static void AppendEscapedQualifiedName(StringBuilder builder, string name1, string name2) { AppendEscapedName(builder, name1); builder.Append('.'); AppendEscapedName(builder, name2); } // effects: Modifies builder to contain an escaped version of "name" internal static void AppendEscapedName(StringBuilder builder, string name) { if (s_wordIdentifierRegex.IsMatch(name) && false == ExternalCalls.IsReservedKeyword(name)) { // We do not need to escape the name if it is a simple name and it is not a keyword builder.Append(name); } else { string newName = name.Replace("]", "]]"); builder.Append('[') .Append(newName) .Append(']'); } } #endregion } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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