filesetrename.java

spam source codejasen-0.9jASEN - java Anti Spam ENgine.zip 如标题所示

/*
 * @(#)FileSetRename.java	10/11/2004
 *
 * Copyright (c) 2004, 2005  jASEN.org
 * 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. Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in
 *      the documentation and/or other materials provided with the distribution.
 *
 *   3. The names of the authors may not be used to endorse or promote products
 *      derived from this software without specific prior written permission.
 *
 *   4. Any modification or additions to the software must be contributed back
 *      to the project.
 *
 *   5. Any investigation or reverse engineering of source code or binary to
 *      enable emails to bypass the filters, and hence inflict spam and or viruses
 *      onto users who use or do not use jASEN could subject the perpetrator to
 *      criminal and or civil liability.
 *
 * 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 JASEN.ORG,
 * OR ANY CONTRIBUTORS TO THIS SOFTWARE 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 org.jasen.tools;

import java.io.File;
import java.io.FileFilter;

import org.jasen.util.FileUtils;


/**
 * <P>
 * 	Changes the extension on all files in a given directory.
 * </P>
 * @author Jason Polites
 */
public class FileSetRename
{

    class RenameFilter implements FileFilter {

        String extension;

        public RenameFilter(String extension) {
            this.extension = extension;
        }

        public boolean accept(File pathname) {
            if(extension != null) {
                return FileUtils.getFileExtension(pathname).equals(extension);
            }
            else
            {
                return true;
            }
        }
    }

    public void rename(File[] files, String newExtention) {

        File newFile = null;
        String name = null;

        for (int i = 0; i < files.length; i++)
        {
            name = files[i].getName();
            newFile = new File(FileUtils.getAbsolutePathWithoutFile(files[i]) + FileUtils.getFilenameWithoutExtension(name) + "." + newExtention);
            files[i].renameTo(newFile);
        }
    }


    public static void main(String[] args) {
        try
        {
            if(args.length < 2) {
                System.out.println ("Usage: FileSetRename <path> <new extension> <filter extension> (Optional)");
            }
            else
            {
                File path = new File(args[0]);

                if(!path.isDirectory()) {
                    System.out.println ("ERROR! " + path.getAbsolutePath() + " is not a directory");
                }
                else
                {
                    String extension = args[1];
                    String filter = null;
                    FileFilter ff = null;

                    FileSetRename renamer = new FileSetRename();

                    if(args.length == 3) {
                        ff = renamer.new RenameFilter(args[2]);
                    }
                    else
                    {
                        ff = renamer.new RenameFilter(null);
                    }

                    if(extension != null) {
                        File[] files = path.listFiles(ff);
                        renamer.rename(files, extension);
                    }
                }
            }
        }
        catch (Exception e)
        {
            e.printStackTrace ();
        }
    }


}