using System;
using System.Collections.Specialized;
namespace SPSolutions.SharePoint.Administration
{
	public abstract class CommandLineOperation
	{
		internal const int SuccessStatus = 0;
		private StringDictionary m_keyValues;
		private CommandLineParameterCollection m_parameters = new CommandLineParameterCollection();
		public abstract string CommandName
		{
			get;
		}
		public abstract string HelpMessage
		{
			get;
		}
		private StringDictionary KeyValues
		{
			get
			{
				return this.m_keyValues;
			}
		}
		public CommandLineParameterCollection Parameters
		{
			get
			{
				return this.m_parameters;
			}
		}
		public CommandLineOperation()
		{
		}
		public abstract void CreateParameters();
		public abstract int Run(out string output);
		public void Initialize(StringDictionary keyValues)
		{
			this.m_keyValues = keyValues;
			foreach (CommandLineParameter current in this.Parameters.Values)
			{
				current.Initialize(keyValues);
			}
		}
		protected virtual void Validate()
		{
			string text = null;
			foreach (string text2 in this.KeyValues.Keys)
			{
				if (text2 != "o" && !this.Parameters.ContainsKey(text2))
				{
					text += string.Format("Unknown command line argument: {0}\n", text2);
				}
			}
			foreach (CommandLineParameter current in this.Parameters.Values)
			{
				if (current.IsRequired && !current.UserTypedIn)
				{
					text += string.Format("Missing required argument: {0}\n", current.Name);
				}
				else
				{
					if (current.UserTypedIn && !current.Validate())
					{
						text += string.Format("Invalid argument value: {0}\n", current.Name);
						if (!string.IsNullOrEmpty(current.HelpMessage))
						{
							text = text + "\t" + current.HelpMessage + "\n";
						}
					}
				}
			}
			if (text != null)
			{
				text += string.Format("\nstsadm.exe -o {0} \n{1}", this.CommandName, this.HelpMessage);
				throw new Exception(text);
			}
		}
	}
}