io.netty.handler.ssl.util.FingerprintTrustManagerFactoryBuilder Maven / Gradle / Ivy
/*
* Copyright 2020 The Netty Project
*
* The Netty Project 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:
*
* https://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 io.netty.handler.ssl.util;
import static io.netty.util.internal.ObjectUtil.checkNotNull;
import static io.netty.util.internal.ObjectUtil.checkNotNullWithIAE;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
/**
* A builder for creating {@link FingerprintTrustManagerFactory}.
*/
public final class FingerprintTrustManagerFactoryBuilder {
/**
* A hash algorithm for fingerprints.
*/
private final String algorithm;
/**
* A list of fingerprints.
*/
private final List fingerprints = new ArrayList();
/**
* Creates a builder.
*
* @param algorithm a hash algorithm
*/
FingerprintTrustManagerFactoryBuilder(String algorithm) {
this.algorithm = checkNotNull(algorithm, "algorithm");
}
/**
* Adds fingerprints.
*
* @param fingerprints a number of fingerprints
* @return the same builder
*/
public FingerprintTrustManagerFactoryBuilder fingerprints(CharSequence... fingerprints) {
return fingerprints(Arrays.asList(checkNotNull(fingerprints, "fingerprints")));
}
/**
* Adds fingerprints.
*
* @param fingerprints a number of fingerprints
* @return the same builder
*/
public FingerprintTrustManagerFactoryBuilder fingerprints(Iterable fingerprints) {
checkNotNull(fingerprints, "fingerprints");
for (CharSequence fingerprint : fingerprints) {
checkNotNullWithIAE(fingerprint, "fingerprint");
this.fingerprints.add(fingerprint.toString());
}
return this;
}
/**
* Creates a {@link FingerprintTrustManagerFactory}.
*
* @return a new {@link FingerprintTrustManagerFactory}
*/
public FingerprintTrustManagerFactory build() {
if (fingerprints.isEmpty()) {
throw new IllegalStateException("No fingerprints provided");
}
return new FingerprintTrustManagerFactory(this.algorithm,
FingerprintTrustManagerFactory.toFingerprintArray(this.fingerprints));
}
}