Android Open Source - android-authenticator-framework Base64 Obfuscater

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Back to project page android-authenticator-framework.

License

The source code is released under:

GNU General Public License

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Java Source Code

/*
 * Copyright (C) 2013 Marten Gajda <marten@dmfs.org>
 *//w ww . j  a  v  a  2 s .  co  m
 * 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 org.dmfs.android.authenticator.obfuscater;

import android.content.Context;
import android.util.Base64;


/**
 * A very simple obfuscater that encodes the string to Base64. This is just as insecure as plain text.
 * 
 * @author Marten Gajda <marten@dmfs.org>
 */
public final class Base64Obfuscater extends AbstractObfuscater
{

  /**
   * Initialize the instance.
   */
  public Base64Obfuscater()
  {
  }


  /**
   * {@inheritDoc}
   * <p>
   * <strong>Note:</strong> Base64 encoding is just like plain text, you can decode it easily.
   * </p>
   */
  @Override
  public String obfuscate(Context context, String keyFragment, String plainText)
  {
    if (plainText == null)
    {
      return null;
    }
    return Base64.encodeToString(plainText.getBytes(), Base64.NO_WRAP);
  }


  /*
   * (non-Javadoc)
   * 
   * @see org.dmfs.android.authenticator.obfuscator.AbstractObfuscater#deobfuscate(android.content.Context, java.lang.String, java.lang.String)
   */
  @Override
  public String deobfuscate(Context context, String keyFragment, String obfuscatedText)
  {
    if (obfuscatedText == null)
    {
      return null;
    }
    return new String(Base64.decode(obfuscatedText, Base64.NO_WRAP));
  }

}

Java Source Code List