ArgvConfigSource.cs :  » Development » Nini » Nini » Config » C# / CSharp Open Source

#region Copyright
//
// Nini Configuration Project.
// Copyright (C) 2006 Brent R. Matzelle.  All rights reserved.
//
// This software is published under the terms of the MIT X11 license, a copy of 
// which has been included with this distribution in the LICENSE.txt file.
// 
#endregion

using System;
using System.IO;
using System.Text;
using System.Collections;
using Nini.Util;

namespace Nini.Config{
  /// <include file='ArgvConfigSource.xml' path='//Class[@name="ArgvConfigSource"]/docs/*' />
  public class ArgvConfigSource : ConfigSourceBase
  {
    #region Private variables
    ArgvParser parser = null;
    string[] arguments = null;
    #endregion

    #region Constructors
    /// <include file='ArgvConfigSource.xml' path='//Constructor[@name="Constructor"]/docs/*' />
    public ArgvConfigSource (string[] arguments)
    {
      parser = new ArgvParser (arguments);
      this.arguments = arguments;
    }
    #endregion
    
    #region Public properties
    #endregion
    
    #region Public methods
    /// <include file='ArgvConfigSource.xml' path='//Method[@name="Save"]/docs/*' />
    public override void Save ()
    {
      throw new ArgumentException ("Source is read only");
    }

    /// <include file='ArgvConfigSource.xml' path='//Method[@name="Reload"]/docs/*' />
    public override void Reload ()
    {
      throw new ArgumentException ("Source cannot be reloaded");
    }
    
    /// <include file='ArgvConfigSource.xml' path='//Method[@name="AddSwitch"]/docs/*' />
    public void AddSwitch (string configName, string longName)
    {
      AddSwitch (configName, longName, null);
    }
    
    /// <include file='ArgvConfigSource.xml' path='//Method[@name="AddSwitchShort"]/docs/*' />
    public void AddSwitch (string configName, string longName, 
                string shortName)
    {
      IConfig config = GetConfig (configName);
      
      if (shortName != null && 
        (shortName.Length < 1 || shortName.Length > 2)) {
        throw new ArgumentException ("Short name may only be 1 or 2 characters");
      }

      // Look for the long name first
      if (parser[longName] != null) {
        config.Set (longName, parser[longName]);
      } else if (shortName != null && parser[shortName] != null) {
        config.Set (longName, parser[shortName]);
      }
    }
    
    /// <include file='ArgvConfigSource.xml' path='//Method[@name="GetArguments"]/docs/*' />
    public string[] GetArguments ()
    {
      string[] result = new string[this.arguments.Length];
      Array.Copy (this.arguments, 0, result, 0, this.arguments.Length);

      return result;
    }
    #endregion

    #region Private methods
    /// <summary>
    /// Returns an IConfig.  If it does not exist then it is added.
    /// </summary>
    private IConfig GetConfig (string name)
    {
      IConfig result = null;
      
      if (this.Configs[name] == null) {
        result = new ConfigBase (name, this);
        this.Configs.Add (result);
      } else {
        result = this.Configs[name];
      }
      
      return result;
    }
    #endregion
  }
}