/**
* Copyright 2009 Google Inc.
*
* 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 org.waveprotocol.wave.crypto;
import java.security.cert.X509Certificate;
import java.util.List;
/**
* A cert path (aka cert chain) validator interface. Not specifically for wave, but the class name
* {@code CertPathValidator} was already taken.
*/
public interface WaveCertPathValidator {
/**
* Validates a certificate chain. The first certificate in the chain is the certificate for the
* key used for signing. The last certificate in the chain is either a trusted CA certificate, or
* a certificate issued by a trusted CA. Certificate N in the chain must have been issued by
* certificate N+1 in the chain.
*
* @param certs list of certificates
* @throws SignatureException if the certificate chain doesn't validate.
*/
void validate(List<? extends X509Certificate> certs) throws SignatureException;
}