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.activemq.console.command;
018
019import java.util.List;
020
021import org.jasypt.exceptions.EncryptionOperationNotPossibleException;
022
023public class DecryptCommand extends EncryptCommand {
024
025    protected String[] helpFile = new String[] {
026            "Task Usage: Main decrypt --password <password> --input <input>",
027            "Description: Decrypts given text.",
028            "", 
029            "Encrypt Options:",
030            "    --password <password>      Password to be used by the encryptor.  Defaults to",
031            "                               the value in the ACTIVEMQ_ENCRYPTION_PASSWORD env variable.",
032            "    --input <input>            Text to be encrypted.",
033            "    --version                  Display the version information.",
034            "    -h,-?,--help               Display the stop broker help information.",
035            ""
036        };    
037    
038    @Override
039    public String getName() {
040        return "decrypt";
041    }
042
043    @Override
044    public String getOneLineDescription() {
045        return "Decrypts given text";
046    }
047
048    @Override
049    protected void runTask(List<String> tokens) throws Exception {
050        if( password == null ) {
051            password = System.getenv("ACTIVEMQ_ENCRYPTION_PASSWORD");
052        }
053        if (password == null || input == null) {
054            context.printException(new IllegalArgumentException("input and password parameters are mandatory"));
055            return;
056        }
057        encryptor.setPassword(password);
058        try {
059            context.print("Decrypted text: " + encryptor.decrypt(input));
060        } catch (EncryptionOperationNotPossibleException e) {
061            context.print("ERROR: Text cannot be decrypted, check your input and password and try again!");
062        }
063    }
064
065    
066    
067}