001/*
002 * JPPF.
003 * Copyright (C) 2005-2018 JPPF Team.
004 * http://www.jppf.org
005 *
006 * Licensed under the Apache License, Version 2.0 (the "License");
007 * you may not use this file except in compliance with the License.
008 * You may obtain a copy of the License at
009 *
010 *   http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018
019package org.jppf.ssl;
020
021import java.util.concurrent.Callable;
022
023/**
024 * A password source which uses a plain text string
025 * @author Laurent Cohen
026 */
027public class PlainTextPassword implements Callable<char[]>
028{
029  /**
030   * Optional arguments that may be specified in the configuration.
031   */
032  private final String[] args;
033
034  /**
035   * Initialize this password source with a plain text password.
036   * @param args the first argument represents a plain text password.
037   * @throws Exception if any error occurs.
038   */
039  public PlainTextPassword(final String... args) throws Exception
040  {
041    this.args = args;
042    if ((args == null) || (args.length == 0)) throw new SSLConfigurationException("missing plain text password");
043  }
044
045  @Override
046  public char[] call() throws Exception
047  {
048    return args[0].toCharArray();
049  }
050}