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/*
* Copyright 2019 Nokia
* <p>
* 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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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.onap.cvc.csar.rsa;
import java.security.PublicKey;
public class RSACertificateValidator {
private final X509RsaCertification x509RsaCertification;
public RSACertificateValidator(X509RsaCertification x509RsaCertification) {
this.x509RsaCertification = x509RsaCertification;
}
public boolean isValid(byte [] content, String signature, String publicCertificateContent) throws Exception {
String publicCert = extractPublicKeyCertificate(publicCertificateContent);
final PublicKey publicKey = this.x509RsaCertification.generatePublicKey(publicCert);
return this.x509RsaCertification.verify(content,signature,publicKey);
}
private String extractPublicKeyCertificate(String publicCertificateContent) {
String publicCert = publicCertificateContent.replace("-----BEGIN CERTIFICATE-----\n", "");
return publicCert.replace("-----END CERTIFICATE-----\n", "");
}
}
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