/**
* 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.cxf.rs.security.jose.jws;
import org.apache.cxf.rs.security.jose.jwa.SignatureAlgorithm;
public class NoneJwsSignatureVerifier implements JwsSignatureVerifier {
@Override
public boolean verify(JwsHeaders headers, String unsignedText, byte[] signature) {
return headers.getSignatureAlgorithm() == getAlgorithm()
&& signature.length == 0;
}
@Override
public SignatureAlgorithm getAlgorithm() {
return SignatureAlgorithm.NONE;
}
@Override
public JwsVerificationSignature createJwsVerificationSignature(JwsHeaders headers) {
return new NoneJwsVerificationSignature();
}
private static class NoneJwsVerificationSignature implements JwsVerificationSignature {
@Override
public void update(byte[] src, int off, int len) {
// complete
}
@Override
public boolean verify(byte[] signature) {
return signature.length == 0;
}
}
}