/*
 * Copyright  1999-2004 The Apache Software Foundation.
 *
 *  Licensed 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 com.sun.org.apache.xml.internal.security.transforms.implementations;




import com.sun.org.apache.xml.internal.security.signature.XMLSignatureInput;
import com.sun.org.apache.xml.internal.security.transforms.TransformSpi;
import com.sun.org.apache.xml.internal.security.transforms.TransformationException;
import com.sun.org.apache.xml.internal.security.transforms.Transforms;



/**
 * Class TransformXPointer
 *
 * @author Christian Geuer-Pollmann
 */
public class TransformXPointer extends TransformSpi {

   /** Field implementedTransformURI */
   public static final String implementedTransformURI =
      Transforms.TRANSFORM_XPOINTER;


   /** @inheritDoc */
   protected String engineGetURI() {
      return implementedTransformURI;
   }

   /**
    * Method enginePerformTransform
    *
    * @param input
    * @return  {@link XMLSignatureInput} as the result of transformation
    * @throws TransformationException
    *
    */
   protected XMLSignatureInput enginePerformTransform(XMLSignatureInput input)
           throws  TransformationException {

      Object exArgs[] = { implementedTransformURI };

      throw new TransformationException(
         "signature.Transform.NotYetImplemented", exArgs);
   }
}