mcs/class/System.Data/System.Data.Configuration.jvm/ObjectNameResolver.cs

   1 //
   2 // System.Data.Configuration.ObjectNameResolver.cs
   3 //
   4 // Authors:
   5 //      Konstantin Triger <kostat@mainsoft.com>
   6 //
   7 // (C) 2005 Mainsoft Corporation (http://www.mainsoft.com)
   8 //
   9
  10 //
  11 // Permission is hereby granted, free of charge, to any person obtaining
  12 // a copy of this software and associated documentation files (the
  13 // "Software"), to deal in the Software without restriction, including
  14 // without limitation the rights to use, copy, modify, merge, publish,
  15 // distribute, sublicense, and/or sell copies of the Software, and to
  16 // permit persons to whom the Software is furnished to do so, subject to
  17 // the following conditions:
  18 //
  19 // The above copyright notice and this permission notice shall be
  20 // included in all copies or substantial portions of the Software.
  21 //
  22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29 //\r
  30 \r
  31 using System.Collections;\r
  32 using System.Configuration;\r
  33 using System.Xml;\r
  34 using System.Text.RegularExpressions;\r
  35 \r
  36 namespace System.Data.Configuration {\r
  37         sealed class ObjectNameResolver : IComparable {\r
  38                 string _dbname;\r
  39                 int _priority;\r
  40                 Regex _regex;\r
  41                 \r
  42                 public ObjectNameResolver(string dbname, string match, int priority) {\r
  43                         _dbname = dbname;\r
  44                         _regex = new Regex(match, RegexOptions.Compiled | RegexOptions.IgnoreCase | RegexOptions.ExplicitCapture);\r
  45                         \r
  46                         _priority = priority;\r
  47                 }\r
  48 \r
  49                 public ObjectNameResolver(Regex regex) {\r
  50                         _regex = regex;\r
  51                         _dbname = null;\r
  52                         _priority = int.MaxValue;\r
  53                 }\r
  54 \r
  55                 public string DbName {\r
  56                         get {\r
  57                                 return _dbname;\r
  58                         }\r
  59                 }\r
  60 \r
  61                 public static string GetCatalog(Match match) {\r
  62                         return GetCapture(match, "CATALOG");\r
  63                 }\r
  64 \r
  65                 public static string GetSchema(Match match) {\r
  66                         return GetCapture(match, "SCHEMA");\r
  67                 }\r
  68 \r
  69                 public static string GetName(Match match) {\r
  70                         return GetCapture(match, "NAME");\r
  71                 }\r
  72 \r
  73                 public Match Match(string expression) {\r
  74                         return _regex.Match(expression.Trim());\r
  75                 }\r
  76 \r
  77                 static string GetCapture(Match match, string captureName) {\r
  78                         Group g = match.Groups[captureName];\r
  79                         if (!g.Success)\r
  80                                 return String.Empty;\r
  81 \r
  82                         return g.Value.Trim();\r
  83                 }\r
  84 \r
  85                 #region IComparable Members\r
  86 \r
  87                 public int CompareTo(object obj) {\r
  88                         // TODO:  Add ObjectNameResolver.CompareTo implementation\r
  89                         return _priority.CompareTo(((ObjectNameResolver)obj)._priority);\r
  90                 }\r
  91 \r
  92                 #endregion\r
  93 \r
  94         }\r
  95 }