direntry.java

JAVA FTP客户端经典

/*
 * This program 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 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
package net.sf.jftp.gui;

import net.sf.jftp.gui.framework.*;
import net.sf.jftp.config.Settings;
import net.sf.jftp.util.*;
import net.sf.jftp.net.*;

import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.util.*;

import javax.swing.JLabel;

public class DirEntry
{
    public String file = "";
    private JLabel c = new JLabel();
    public boolean selected = false;
    public ActionListener who = null;
    private boolean entered = false;
    private Image img;
    public boolean isFile = true;
    private boolean isDirectory = false;
    private long size = 0;
    private boolean isLink = false;
    private int accessible = -1;
    private boolean noRender = false;

    // to check file permissions
    public static final int R = FtpConnection.R;
    public static final int W = FtpConnection.W;
    public static final int DENIED = FtpConnection.DENIED;

    static Hashtable extensionMap = new Hashtable();
    final static Object [] extensions = {
        new String[] { Settings.textFileImage, ".txt", ".doc", ".rtf" },
        new String[] { Settings.htmlFileImage, ".htm", ".html" },
        new String[] { Settings.zipFileImage, ".arj", ".bz", ".bz2", ".deb", ".jar", ".gz", ".rav", ".rpm", ".tar", ".tgz", ".zip", ".z", ".iso" },
        new String[] { Settings.imageFileImage, "bmp", ".gif", ".jpg", ".png", ".xbm", ".xpm" },
        new String[] { Settings.codeFileImage, ".c", ".cc", ".h", ".java" },
        new String[] { Settings.audioFileImage, ".au", ".mid", ".midi", ".mp3", ".wav" },
        new String[] { Settings.execFileImage, ".bat", ".csh", ".cgi", ".com", ".class", ".cmd", ".csh", ".dtksh", ".exe", ".ksh", ".pdksh", ".pl", ".sh", ".tcl", ".tksh", ".zsh" }, 
        new String[] { Settings.presentationFileImage, ".ppt" },
        new String[] { Settings.spreadsheetFileImage, ".xls" },
        new String[] { Settings.videoFileImage, ".asf", ".avi", ".mpg", "mpeg", ".wmf" }
    };

    static
    {
        for (int i = 0; i < extensions.length; i++)
        {
            String[] temp = (String []) extensions [i];
            for (int j = 1; j < temp.length; j++)
            {
                extensionMap.put(temp[j], temp[0]);
            }
        }
    }

    public DirEntry(String file, ActionListener who)
    {
        this.file = file;
        this.who = who;
        setFile();
    }



    public void setFile()
    {
	String f = file;
	if(f.indexOf("<") >= 0 && f.indexOf(">") >= 0)
	{
	 f = file.substring(file.indexOf("<")+1);
	 f = f.substring(0,f.lastIndexOf(">"));
	}
	
        int lastIndex = f.lastIndexOf(".");
        String image = Settings.fileImage;		 // default
        if (lastIndex != -1)
        {
            String ext = f.substring(lastIndex);
            String tmp = (String)extensionMap.get(ext.toLowerCase());
            if (tmp != null) 						// we found an extension, let's use it's image
                image = tmp;
        } 									// else use the default
        img = HImage.getImage(c, image);

        isFile = true;
        isDirectory = false;
    }

    public void setDirectory()
    {
        img = HImage.getImage(c,Settings.dirImage);
        isFile = false;
        isDirectory = true;
    }

    public void setNoRender()
    {
        noRender = true;
    }

    public boolean getNoRender()
    {
        return noRender;
    }

    public void setPermission(int what)
    {
    	accessible = what;
    }
    
    public int getPermission()
    {
    	return accessible;
    }

    public void setSelected(boolean state)
    {
        selected = state;
    }

    public boolean isDirectory()
    {
        return isDirectory;
    }

    public boolean isFile()
    {
        return isFile;
    }

    public boolean isSelected()
    {
        return selected;
    }

    public String toString()
    {
        return file;
    }

    public Image getImage()
    {
        return img;
    }

    public void setFileSize(long s)
    {
    	size = s;
    }

    public String getFileSize()
    {
        if(isDirectory() || size < 0)
	{
		return "          ";
	}

    	long rsize = size;

    	String type = "bs";
	if(rsize > 1024)
	{
		rsize = rsize/1024;
		type = "kb";
	}
	if(rsize > 1024)
	{
		rsize = rsize/1024;
		type = "mb";
	}
	if(rsize > 1024)
	{
		rsize = rsize/1024;
		type = "gb";
	}

	String x = Long.toString(rsize);

	while(x.length() < 4)
	{
		x = " " + x;
	}

    	return x + " " + type + " > ";
    }

    public long getRawSize()
    {
    	return size;
    }
    
    public void setLink()
    {
     	img = HImage.getImage(c,Settings.linkImage);
	file = file.substring(0,file.lastIndexOf("###"));
	isLink = true;
    }

    public boolean isLink()
    {
    	return isLink;
    }

}