/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.xml.ws.security.opt.impl.attachment;
import com.sun.xml.ws.api.message.Attachment;
import com.sun.xml.ws.security.opt.impl.enc.CryptoProcessor;
import com.sun.xml.ws.util.ByteArrayDataSource;
import com.sun.xml.ws.encoding.DataSourceStreamingDataHandler;
import com.sun.xml.wss.XWSSecurityException;
import com.sun.xml.wss.swa.MimeConstants;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.security.Key;
import javax.activation.DataHandler;
import javax.crypto.Cipher;
import javax.xml.soap.AttachmentPart;
import javax.xml.soap.SOAPException;
import javax.xml.soap.SOAPMessage;
import javax.xml.transform.Source;
import javax.xml.transform.stream.StreamSource;
/**
*
* @author Ashutosh.Shahi@sun.com
*/
public class EncryptedAttachment implements Attachment {
private Attachment attachment;
private String dataAlgo;
private Key key;
private byte[] data;
public EncryptedAttachment(Attachment attachment, String dataAlgo, Key key) throws XWSSecurityException{
this.attachment = attachment;
this.dataAlgo = dataAlgo;
this.key = key;
doEncryption();
}
public String getContentId() {
return attachment.getContentId();
}
public String getContentType() {
return MimeConstants.APPLICATION_OCTET_STREAM_TYPE;
}
public byte[] asByteArray() {
return data;
}
public DataHandler asDataHandler() {
return new DataSourceStreamingDataHandler(new ByteArrayDataSource(data, getContentType()));
}
public Source asSource() {
return new StreamSource(asInputStream());
}
public InputStream asInputStream() {
return new ByteArrayInputStream(data);
}
public void writeTo(OutputStream os) throws IOException {
os.write(asByteArray());
}
public void writeTo(SOAPMessage saaj) throws SOAPException {
AttachmentPart part = saaj.createAttachmentPart();
part.setDataHandler(asDataHandler());
part.setContentId(getContentId());
saaj.addAttachmentPart(part);
}
private void doEncryption() throws XWSSecurityException{
CryptoProcessor dep = new CryptoProcessor(Cipher.ENCRYPT_MODE, dataAlgo, key);
data = dep.encryptData(attachment.asByteArray());
}
}