package org.apache.archiva.redback.integration.filter.authentication.digest;
   
   /*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you under the Apache License, Version 2.0 (the
    * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  
  import java.security.MessageDigest;
  import java.security.NoSuchAlgorithmException;
  
  /**
   * Digest
   *
   * @author <a href="mailto:joakim@erdfelt.com">Joakim Erdfelt</a>
   *
   */
  public class Digest
  {
      public static String md5Hex( String data )
      {
          MessageDigest digest = getDigest( "MD5" );
          return Hex.encode( digest.digest( data.getBytes() ) );
      }
  
      public static MessageDigest getDigest( String algorithm )
      {
          try
          {
              return MessageDigest.getInstance( algorithm );
          }
          catch ( NoSuchAlgorithmException e )
          {
              throw new RuntimeException( "Error initializing MessageDigest: " + e.getMessage(), e );
          }
      }
  }