/*
* Copyright 2008 Federal Chancellery Austria and
* Graz University of Technology
*
* 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 at.gv.egiz.bku.slcommands.impl.xsect;
import java.io.ByteArrayInputStream;
import javax.xml.crypto.Data;
import javax.xml.crypto.OctetStreamData;
import javax.xml.crypto.URIDereferencer;
import javax.xml.crypto.URIReference;
import javax.xml.crypto.URIReferenceException;
import javax.xml.crypto.XMLCryptoContext;
/**
* An URIDereferencer implementation that dereferences the given
* byte array.
*
* @author mcentner
*/
public class ByteArrayDereferencer implements URIDereferencer {
/**
* The dereferenced data.
*/
protected byte[] dereferencedData;
/**
* Creates a new instance of this ByteArrayDereferencer with
* the given dereferencedData
.
*
* @param dereferencedData the octets to be returned by {@link #dereference(URIReference, XMLCryptoContext)}
*
* @throws NullPointerException if dereferencedData
is null
*/
public ByteArrayDereferencer(byte[] dereferencedData) {
if (dereferencedData == null) {
throw new NullPointerException("Parameter 'dereferencedData' must not be null.");
}
this.dereferencedData = dereferencedData;
}
/* (non-Javadoc)
* @see javax.xml.crypto.URIDereferencer#dereference(javax.xml.crypto.URIReference, javax.xml.crypto.XMLCryptoContext)
*/
@Override
public Data dereference(URIReference uriReference, XMLCryptoContext context)
throws URIReferenceException {
return new OctetStreamData(new ByteArrayInputStream(dereferencedData));
}
}