/**
    * 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.
   */
  package org.apache.wss4j.dom.transform;
  
  import java.io.IOException;
  import java.io.OutputStream;
  
  import javax.xml.parsers.ParserConfigurationException;
  
  import org.apache.wss4j.dom.WSConstants;
  import org.apache.xml.security.c14n.CanonicalizationException;
  import org.apache.xml.security.c14n.InvalidCanonicalizerException;
  import org.apache.xml.security.signature.XMLSignatureInput;
  import org.apache.xml.security.transforms.TransformSpi;
  import org.apache.xml.security.transforms.TransformationException;
  import org.w3c.dom.Element;
  import org.xml.sax.SAXException;
  
  /**
   * Fake class to be able to create a Transforms object
   */
  public class AttachmentCiphertextTransform extends TransformSpi {
  
      @Override
      protected String engineGetURI() {
          return WSConstants.SWA_ATTACHMENT_CIPHERTEXT_TRANS;
      }
  
      @Override
      protected XMLSignatureInput enginePerformTransform(XMLSignatureInput input, OutputStream os,
                                                         Element transformElement, String baseURI,
                                                         boolean secureValidation)
          throws IOException, CanonicalizationException, InvalidCanonicalizerException, TransformationException,
          ParserConfigurationException, SAXException {
          return null;
      }
  }