Android Open Source - FolderCompare Utils

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License

The source code is released under:

GNU General Public License

Java Source Code

/*
===========================================================================
/*from  w w  w .  ja va2  s.  co m*/
FolderCompare Source Code
Copyright (C) 2012 Andrey Budnik. 

This file is part of the FolderCompare Source Code.  

FolderCompare Source Code is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

FolderCompare Source Code 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 General Public License for more details.

You should have received a copy of the GNU General Public License
along with FolderCompare Source Code.  If not, see <http://www.gnu.org/licenses/>.

===========================================================================
*/

package fc.app;

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.nio.MappedByteBuffer;
import java.nio.channels.FileChannel;
import java.nio.charset.Charset;

public class Utils
{
  public static String GetFilePermissions( File file )
  {
    String p = "-";
    
    if ( file.isDirectory() )
      p += "d";
    if ( file.canRead() )
      p += "r";
    if ( file.canWrite() )
      p += "w";
    
    return p;
  }
  
  public static String ReadFileAsString( String path )
  {
    FileInputStream stream = null;
    try
    {
      stream = new FileInputStream(new File(path));
      FileChannel fc = stream.getChannel();
        MappedByteBuffer bb = fc.map(FileChannel.MapMode.READ_ONLY, 0, fc.size());
        /* Instead of using default, pass in a decoder. */
        return Charset.defaultCharset().decode(bb).toString();
    }
    catch( IOException e )
    {
      e.printStackTrace();
    }
    finally
    {
      if ( stream != null )
      {
        try {
          stream.close();
        } catch (IOException e) {
          e.printStackTrace();
        }
      }
    }
    return "";
  }

  public static void WriteStringToFile( String data, String filePath )
  {
        BufferedWriter writer = null;
        try
        {
            writer = new BufferedWriter( new FileWriter( filePath ) );
            writer.write( data );
        }
        catch( IOException e )
        {
          e.printStackTrace();
        }
        finally
        {
            try
            {
                if ( writer != null)
                        writer.close();
            }
            catch( IOException e ) {}
        }
  }
}

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