/**
* Copyright 2005-2014 Restlet
*
* The contents of this file are subject to the terms of one of the following
* open source licenses: Apache 2.0 or or EPL 1.0 (the "Licenses"). You can
* select the license that you prefer but you may not use this file except in
* compliance with one of these Licenses.
*
* You can obtain a copy of the Apache 2.0 license at
* http://www.opensource.org/licenses/apache-2.0
*
* You can obtain a copy of the EPL 1.0 license at
* http://www.opensource.org/licenses/eclipse-1.0
*
* See the Licenses for the specific language governing permissions and
* limitations under the Licenses.
*
* Alternatively, you can obtain a royalty free commercial license with less
* limitations, transferable or non-transferable, directly at
* http://restlet.com/products/restlet-framework
*
* Restlet is a registered trademark of Restlet S.A.S.
*/
package org.restlet.ext.crypto.internal;
import org.restlet.Request;
import org.restlet.data.ChallengeResponse;
import org.restlet.data.ChallengeScheme;
import org.restlet.data.Header;
import org.restlet.engine.header.ChallengeWriter;
import org.restlet.engine.security.AuthenticatorHelper;
import org.restlet.util.Series;
/**
* Implements the HTTP authentication for the Amazon S3 service.
*
* @author Jerome Louvel
*/
public class HttpAwsS3Helper extends AuthenticatorHelper {
/**
* Constructor.
*/
public HttpAwsS3Helper() {
super(ChallengeScheme.HTTP_AWS_S3, true, true);
}
@Override
public void formatResponse(ChallengeWriter cw, ChallengeResponse challenge,
Request request, Series<Header> httpHeaders) {
// Append the AWS credentials
cw.append(challenge.getIdentifier())
.append(':')
.append(AwsUtils.getS3Signature(request, httpHeaders,
challenge.getSecret()));
}
}