oyoahadefaultfilesystemadaptor.java

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/* ====================================================================
 * Copyright (c) 2001-2003 OYOAHA. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. The names "OYOAHA" must not be used to endorse or promote products 
 *    derived from this software without prior written permission. 
 *    For written permission, please contact [e-mail].
 *
 * 3. Products derived from this software may not be called "OYOAHA",
 *    nor may "OYOAHA" appear in their name, without prior written
 *    permission.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL OYOAHA OR ITS CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 
 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
 * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package com.oyoaha.swing.plaf.oyoaha.filechooser;

import java.io.*;
import java.util.*;
import java.awt.*;
import javax.swing.*;

import com.oyoaha.swing.plaf.oyoaha.*;

public class OyoahaDefaultFileSystemAdaptor implements OyoahaFileSystemAdaptor
{
  /**
   * return the common root file system
   */
  public void getFileSystem(OyoahaDirectoryComboBoxModel modelToFill)
  {
    //-- no desktop found...
    //
    //FAVORITE
    //RECENT
    //mydocument
    //floppy <-sort by name
    //hardrive <-sort by name
    //extra folder <-sort by name

    //-- desktop without mycomputer
    //
    //FAVORITE
    //RECENT
    //desktop
    //  mydocument
    //  floppy <-sort by name
    //  hardrive <-sort by name
    //  desktop sub directory <-sort by name
    //extra folder <-sort by name

    //-- mycomputer without desktop
    //
    //FAVORITE
    //RECENT
    //mydocument
    //mycomputer
    //  floppy <-sort by name
    //  hardrive <-sort by name
    //extra folder <-sort by name

    //-- desktop and mycomputer
    //
    //FAVORITE
    //RECENT
    //desktop
    //  mydocument
    //  mycomputer
    //    floppy <-sort by name
    //    hardrive <-sort by name
    //  desktop sub directory <-sort by name
    //extra folder <-sort by name

    if (extraFile!=null)
    {
        extraFile.clear();
        extraFile = null;
    }
    
    extraFile = getExtraFile();

    //array to sort file...
    OyoahaSortFileArray floppyArray = new OyoahaSortFileArray();
    OyoahaSortFileArray hardArray = new OyoahaSortFileArray();
    OyoahaSortFileArray extraArray = new OyoahaSortFileArray();
    OyoahaSortFileArray desktopArray = null;

    //special file...
    File desktop = null;
    File document = null;
    File computer = null;

    Enumeration e = extraFile.keys();

    while(e.hasMoreElements())
    {
        File f = (File)e.nextElement();
        Object o = extraFile.get(f);

        if(o.toString().equals(OyoahaFileView.DESKTOP_TYPE) && desktop==null)
        {
            desktop = f;

            desktopArray = new OyoahaSortFileArray();

            if(f instanceof File)
            {
                String[] list = f.list();

                for(int i=0;i<list.length;i++)
                {
                    File ff = new File(((File)f), list[i]);

                    if(ff.isDirectory())
                    {
                        desktopArray.add(ff);
                    }
                }
            }
        }
        else
        if(o.toString().equals(OyoahaFileView.HARDDRIVE_TYPE))
        {
            if(!hardArray.contains(f))
            hardArray.add(f);
        }
        else
        if(o.toString().equals(OyoahaFileView.FLOPPY_TYPE))
        {
            if(!floppyArray.contains(f))
            floppyArray.add(f);
        }
        else
        if(o.toString().equals(OyoahaFileView.MY_DOCUMENT_TYPE) && document==null)
        {
            document = f;
        }
        else
        if(o.toString().equals(OyoahaFileView.MY_COMPUTER_TYPE) && computer==null)
        {
            computer = f;
        }
        else
        {
            extraArray.add(f);
        }
    }

    if(desktop!=null)
    {
        modelToFill.add(new OyoahaDirectoryComboBoxNode(desktop, 0));

        if(document!=null)
        {
            modelToFill.add(new OyoahaDirectoryComboBoxNode(document, 1));
        }

        if(computer!=null)
        {
            modelToFill.add(new OyoahaDirectoryComboBoxNode(computer, 1));
        }

        floppyArray.sort();

        int step = (computer==null)? 1 : 2;

        for(int i=0;i<floppyArray.getSize();i++)
        {
            modelToFill.add(new OyoahaDirectoryComboBoxNode(floppyArray.get(i), step));
        }

        hardArray.sort();

        for(int i=0;i<hardArray.getSize();i++)
        {
            modelToFill.add(new OyoahaDirectoryComboBoxNode(hardArray.get(i), step));
        }

        if(desktopArray!=null)
        {
            desktopArray.sort();

            for(int i=0;i<desktopArray.getSize();i++)
            {
                modelToFill.add(new OyoahaDirectoryComboBoxNode(desktopArray.get(i), 1));
            }
        }
    }
    else
    {
        if(document!=null)
        {
            modelToFill.add(new OyoahaDirectoryComboBoxNode(document, 0));
        }

        if(computer!=null)
        {
            modelToFill.add(new OyoahaDirectoryComboBoxNode(computer, 0));
        }

        floppyArray.sort();

        int step = (computer==null)? 0 : 1;

        for(int i=0;i<floppyArray.getSize();i++)
        {
            modelToFill.add(new OyoahaDirectoryComboBoxNode(floppyArray.get(i), step));
        }

        hardArray.sort();

        for(int i=0;i<hardArray.getSize();i++)
        {
            modelToFill.add(new OyoahaDirectoryComboBoxNode(hardArray.get(i), step));
        }
    }

    extraArray.sort();

    for(int i=0;i<extraArray.getSize();i++)
    {
        modelToFill.add(new OyoahaDirectoryComboBoxNode(extraArray.get(i), 0));
    }
  }

    /**
    * give a chance to resolve link/alias
    */
    public File resolve(File file)
    {
        return file;
    }

    /**
    * this file system is case sensitive for its type - extention
    */
    public boolean isCaseSensitive()
    {
        return false;
    }

    /**
    * this file can use a generic icon given by its (type + "-" + extention) string?
    */
    public boolean useGenericIcon(File file)
    {
        Hashtable extra = getExtraFile();
        return !extra.containsKey(file);
    }

    public String getName(File file)
    {
        String name = file.getName();

        if(name!=null && name.length()>0)
        return name;

        name = file.getPath();

        if(name!=null && name.length()>0)
        return name;

        return File.separator;    
    }

    public String getExtention(File file, boolean caseSensitive)
    {
        if(file==null)
        return null;

        String name = file.getName();
        int index = name.lastIndexOf('.');

        if(index>=0)
        {
            if(caseSensitive)
            return name.substring(index);

            return name.substring(index).toLowerCase();
        }

        return null;
    }

    public String getType(File file, boolean caseSensitive)
    {
        Hashtable extra = getExtraFile();

        if(extra.containsKey(file))
        {
            return (String)extra.get(file);
        }

        if(file.isDirectory())
        {
            if(file.getParent()==null)
            return OyoahaFileView.HARDDRIVE_TYPE;

            return OyoahaFileView.FOLDER_TYPE;
        }
        else
        {
            String ext = getExtention(file, false);

            if(ext!=null)
            {
                Hashtable table = getFileType();

                if(table.containsKey(ext))
                {
                    return (String)table.get(ext);
                }
            }
        }

        return OyoahaFileView.FILE_TYPE;
    }

    public String getDescription(File file)
    {
        return null;
    }

    public String getTypeDescription(File file)
    {
        Hashtable table = getFileInformation();

        String type = getType(file, false);

        if(type==null)
        {
            return null;
        }

        Object o = table.get(type+"_info");

        if(o!=null)