io.netty5.handler.ssl.util.LazyJavaxX509Certificate Maven / Gradle / Ivy
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/*
* Copyright 2015 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.netty5.handler.ssl.util;
import javax.security.cert.CertificateException;
import javax.security.cert.CertificateExpiredException;
import javax.security.cert.CertificateNotYetValidException;
import javax.security.cert.X509Certificate;
import java.math.BigInteger;
import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;
import java.security.Principal;
import java.security.PublicKey;
import java.security.SignatureException;
import java.util.Date;
import static java.util.Objects.requireNonNull;
public final class LazyJavaxX509Certificate extends X509Certificate {
private final byte[] bytes;
private X509Certificate wrapped;
/**
* Creates a new instance which will lazy parse the given bytes. Be aware that the bytes will not be cloned.
*/
public LazyJavaxX509Certificate(byte[] bytes) {
this.bytes = requireNonNull(bytes, "bytes");
}
@Override
public void checkValidity() throws CertificateExpiredException, CertificateNotYetValidException {
unwrap().checkValidity();
}
@Override
public void checkValidity(Date date) throws CertificateExpiredException, CertificateNotYetValidException {
unwrap().checkValidity(date);
}
@Override
public int getVersion() {
return unwrap().getVersion();
}
@Override
public BigInteger getSerialNumber() {
return unwrap().getSerialNumber();
}
@Override
public Principal getIssuerDN() {
return unwrap().getIssuerDN();
}
@Override
public Principal getSubjectDN() {
return unwrap().getSubjectDN();
}
@Override
public Date getNotBefore() {
return unwrap().getNotBefore();
}
@Override
public Date getNotAfter() {
return unwrap().getNotAfter();
}
@Override
public String getSigAlgName() {
return unwrap().getSigAlgName();
}
@Override
public String getSigAlgOID() {
return unwrap().getSigAlgOID();
}
@Override
public byte[] getSigAlgParams() {
return unwrap().getSigAlgParams();
}
@Override
public byte[] getEncoded() {
return bytes.clone();
}
/**
* Return the underlying {@code byte[]} without cloning it first. This {@code byte[]} must never
* be mutated.
*/
@SuppressWarnings("AssignmentOrReturnOfFieldWithMutableType")
byte[] getBytes() {
return bytes;
}
@Override
public void verify(PublicKey key)
throws CertificateException, NoSuchAlgorithmException, InvalidKeyException, NoSuchProviderException,
SignatureException {
unwrap().verify(key);
}
@Override
public void verify(PublicKey key, String sigProvider)
throws CertificateException, NoSuchAlgorithmException, InvalidKeyException, NoSuchProviderException,
SignatureException {
unwrap().verify(key, sigProvider);
}
@Override
public String toString() {
return unwrap().toString();
}
@Override
public PublicKey getPublicKey() {
return unwrap().getPublicKey();
}
private X509Certificate unwrap() {
X509Certificate wrapped = this.wrapped;
if (wrapped == null) {
try {
wrapped = this.wrapped = X509Certificate.getInstance(bytes);
} catch (CertificateException e) {
throw new IllegalStateException(e);
}
}
return wrapped;
}
}
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