edu.vt.middleware.crypt.tasks.EncryptPropertyTask Maven / Gradle / Ivy

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/*
  $Id$

  Copyright (C) 2007-2010 Virginia Tech.
  All rights reserved.

  SEE LICENSE FOR MORE INFORMATION

  Author:  Middleware Services
  Email:   [email protected]
  Version: $Revision$
  Updated: $Date$
*/
package edu.vt.middleware.crypt.tasks;

import edu.vt.middleware.crypt.symmetric.SymmetricAlgorithm;
import edu.vt.middleware.crypt.util.Base64Converter;
import edu.vt.middleware.crypt.util.Convert;
import org.apache.tools.ant.BuildException;

/**
 * EncryptPropertyTask will encrypt an ant property using a
 * symmetric algorithm. Encrypted value will be BASE64 encoded.
 *
 * @author  Middleware Services
 * @version  $Revision: 21 $
 */
public final class EncryptPropertyTask extends AbstractCryptTask
{

  /** See @link{org.apache.tools.ant.Task}. */
  public void execute()
  {
    try {
      final SymmetricAlgorithm crypt = createAlgorithm();
      crypt.initEncrypt();

      final String propertyValue = this.getProject().getProperty(
        this.propertyName);
      final String encryptValue = crypt.encrypt(
        Convert.toBytes(propertyValue),
        new Base64Converter());
      this.getProject().setProperty(this.propertyName, encryptValue);
    } catch (Exception e) {
      e.printStackTrace();
      throw new BuildException(e);
    }
  }
}