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Apache XML Security for Java supports XML-Signature Syntax and Processing,
W3C Recommendation 12 February 2002, and XML Encryption Syntax and
Processing, W3C Recommendation 10 December 2002. As of version 1.4,
the library supports the standard Java API JSR-105: XML Digital Signature APIs.
/**
* 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.xml.security.encryption;
import java.util.Iterator;
import org.w3c.dom.Element;
/**
* A wrapper for a pointer from a key value of an EncryptedKey
to
* items encrypted by that key value (EncryptedData
or
* EncryptedKey
elements).
*
* It is defined as follows:
*
*
*
*
*
*
*
*
*
* @author Axl Mattheus
* @see ReferenceList
*/
public interface Reference {
/**
* Returns a URI
that points to an Element
that
* were encrypted using the key defined in the enclosing
* EncryptedKey
element.
*
* @return an Uniform Resource Identifier that qualifies an
* EncryptedType
.
*/
String getURI();
/**
* Sets a URI
that points to an Element
that
* were encrypted using the key defined in the enclosing
* EncryptedKey
element.
*
* @param uri the Uniform Resource Identifier that qualifies an
* EncryptedType
.
*/
void setURI(String uri);
/**
* Returns an Iterator
over all the child elements contained in
* this Reference
that will aid the recipient in retrieving the
* EncryptedKey
and/or EncryptedData
elements.
* These could include information such as XPath transforms, decompression
* transforms, or information on how to retrieve the elements from a
* document storage facility.
*
* @return child elements.
*/
Iterator getElementRetrievalInformation();
/**
* Adds retrieval information.
*
* @param info
*/
void addElementRetrievalInformation(Element info);
/**
* Removes the specified retrieval information.
*
* @param info
*/
void removeElementRetrievalInformation(Element info);
}
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