Clean a directory without deleting it : File Util « File Stream « C# / C Sharp






  1. C# / C Sharp
  2. File Stream
  3. File Util

Clean a directory without deleting it

   

#region License and Copyright
/* -------------------------------------------------------------------------
 * Dotnet Commons IO
 *
 *
 * This library is free software; you can redistribute it and/or modify it 
 * under the terms of the GNU Lesser General Public License as published by 
 * the Free Software Foundation; either version 2.1 of the License, or 
 * (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful, but 
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License 
 * for more details. 
 *
 * You should have received a copy of the GNU Lesser General Public License 
 * along with this library; if not, write to the 
 * 
 * Free Software Foundation, Inc., 
 * 59 Temple Place, 
 * Suite 330, 
 * Boston, 
 * MA 02111-1307 
 * USA 
 * 
 * -------------------------------------------------------------------------
 */
#endregion

using System;
using System.Collections;
using System.Globalization;
using System.IO;

namespace Dotnet.Commons.IO
{
    class MainClass{
        /// --------------------------------------------------------------------------
        /// <summary> Clean a directory without deleting it.</summary>
        /// <param name="path">directory path to clean</param>        
        /// <exception cref="IOException">in the case when cleaning is unsuccessful</exception>
        /// --------------------------------------------------------------------------
        public static void CleanDirectory(string path)
        {
            bool tmpBool;
            if (File.Exists(path))
                tmpBool = true;
            else
                tmpBool = Directory.Exists(path);
           
            if (!tmpBool)                            
                throw new ArgumentException(path + " does not exist");
           
            if (!Directory.Exists(path))            
                throw new ArgumentException(path + " is not a directory");
            
            IOException exception = null;

            DirectoryInfo dir = new DirectoryInfo(path);
            FileInfo[] files = dir.GetFiles();
            foreach(FileInfo f in files)
            {                
                try
                {
                    f.Delete();                    
                }
                catch (IOException ioe)
                {
                    exception = ioe;
                }
            }

            DirectoryInfo[] subdirs = dir.GetDirectories();
            for (int i = 0; i < subdirs.Length; i++)
            {                
                try
                {
                    subdirs[i].Delete(true);                    
                }
                catch (IOException ioe)
                {
                    exception = ioe;
                }
            }

            if (null != exception)
            {
                throw exception;
            }
        }
   }
}








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