001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.commons.vfs2.util; 018 019/** 020 * Allows passwords to be encrypted and decrypted. 021 * 022 * @since 2.0 023 */ 024public final class EncryptUtil { 025 /** 026 * Don't allow class instantiation. 027 */ 028 private EncryptUtil() { 029 } 030 031 /** 032 * This class can be called with "encrypt" password as the arguments where encrypt is a literal and password is 033 * replaced with the clear text password to be encrypted. 034 * 035 * @param args The arguments in the form "command" parm1, parm2. 036 * @throws Exception If an error occurs. 037 */ 038 public static void main(final String[] args) throws Exception { 039 if (args.length != 2 || !args[0].equals("encrypt")) { 040 System.err.println("Usage: \"EncryptUtil encrypt\" password"); 041 System.err.println(" password : The clear text password to encrypt"); 042 System.exit(0); 043 } 044 final Cryptor cryptor = CryptorFactory.getCryptor(); 045 046 if (args[0].equals("encrypt")) { 047 System.out.println(cryptor.encrypt(args[1])); 048 } 049 } 050}