ConfigurationLocation.cs :  » 2.6.4-mono-.net-core » System.Configuration » System » Configuration » C# / CSharp Open Source

//
// System.Configuration.ConfigurationLocation.cs
//
// Authors:
//  Duncan Mak (duncan@ximian.com)
//  Lluis Sanchez Gual (lluis@novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
// 
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
//

#if NET_2_0

using System.Xml;
using System.IO;

namespace System.Configuration{

  public class ConfigurationLocation
  {
    static readonly char[] pathTrimChars = { '/' };
    
    string path;
    Configuration configuration;
    Configuration parent;
    string xmlContent;
    bool parentResolved;
    bool allowOverride;
    
    internal ConfigurationLocation()
    {
    }
    
    internal ConfigurationLocation (string path, string xmlContent, Configuration parent, bool allowOverride)
    {
      if (!String.IsNullOrEmpty (path)) {
        switch (path [0]) {
          case ' ':
          case '.':
          case '/':
          case '\\':
            throw new ConfigurationErrorsException ("<location> path attribute must be a relative virtual path.  It cannot start with any of ' ' '.' '/' or '\\'.");
        }

        path = path.TrimEnd (pathTrimChars);
      }
      
      this.path = path;
      this.xmlContent = xmlContent;
      this.parent = parent;
      this.allowOverride = allowOverride;
    }
    
    public string Path {
      get { return path; }
    }
    
    internal bool AllowOverride {
      get { return allowOverride; }
    }
    
    internal string XmlContent {
      get { return xmlContent; }
    }
    
    internal Configuration OpenedConfiguration {
      get { return configuration; }
    }

    public Configuration OpenConfiguration ()
    {
      if (configuration == null) {
        if (!parentResolved) {
          Configuration parentFile = parent.GetParentWithFile ();
          if (parentFile != null) {
            string parentRelativePath = parent.ConfigHost.GetConfigPathFromLocationSubPath (parent.LocationConfigPath, path);
            parent = parentFile.FindLocationConfiguration (parentRelativePath, parent);
          }
        }
        
        configuration = new Configuration (parent, path);
        using (XmlTextReader tr = new ConfigXmlTextReader (new StringReader (xmlContent), path))
          configuration.ReadData (tr, allowOverride);

        xmlContent = null;
      }
      return configuration;
    }
    
    internal void SetParentConfiguration (Configuration parent)
    {
      parentResolved = true;
      this.parent = parent;
      if (configuration != null)
        configuration.Parent = parent;
    }
  }
}

#endif