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Java example source code file (OpenSslX509Certificate.java)

This example Java source code file (OpenSslX509Certificate.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

certificateexception, certificateexpiredexception, certificatenotyetvalidexception, date, invalidkeyexception, math, nosuchalgorithmexception, nosuchproviderexception, opensslx509certificate, override, principal, security, set, signatureexception, string, util, x509certificate

The OpenSslX509Certificate.java Java example source code

/*
 * Copyright 2014 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:
 *
 *   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 io.netty.handler.ssl;

import java.io.ByteArrayInputStream;
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.security.cert.CertificateEncodingException;
import java.security.cert.CertificateException;
import java.security.cert.CertificateExpiredException;
import java.security.cert.CertificateNotYetValidException;
import java.security.cert.X509Certificate;
import java.util.Date;
import java.util.Set;

final class OpenSslX509Certificate extends X509Certificate {

    private final byte[] bytes;
    private X509Certificate wrapped;

    public OpenSslX509Certificate(byte[] bytes) {
        this.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 byte[] getTBSCertificate() throws CertificateEncodingException {
        return unwrap().getTBSCertificate();
    }

    @Override
    public byte[] getSignature() {
        return unwrap().getSignature();
    }

    @Override
    public String getSigAlgName() {
        return unwrap().getSigAlgName();
    }

    @Override
    public String getSigAlgOID() {
        return unwrap().getSigAlgOID();
    }

    @Override
    public byte[] getSigAlgParams() {
        return unwrap().getSigAlgParams();
    }

    @Override
    public boolean[] getIssuerUniqueID() {
        return unwrap().getIssuerUniqueID();
    }

    @Override
    public boolean[] getSubjectUniqueID() {
        return unwrap().getSubjectUniqueID();
    }

    @Override
    public boolean[] getKeyUsage() {
        return unwrap().getKeyUsage();
    }

    @Override
    public int getBasicConstraints() {
        return unwrap().getBasicConstraints();
    }

    @Override
    public byte[] getEncoded() {
        return bytes.clone();
    }

    @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();
    }

    @Override
    public boolean hasUnsupportedCriticalExtension() {
        return unwrap().hasUnsupportedCriticalExtension();
    }

    @Override
    public Set<String> getCriticalExtensionOIDs() {
        return unwrap().getCriticalExtensionOIDs();
    }

    @Override
    public Set<String> getNonCriticalExtensionOIDs() {
        return unwrap().getNonCriticalExtensionOIDs();
    }

    @Override
    public byte[] getExtensionValue(String oid) {
        return unwrap().getExtensionValue(oid);
    }

    private X509Certificate unwrap() {
        X509Certificate wrapped = this.wrapped;
        if (wrapped == null) {
            try {
                wrapped = this.wrapped = (X509Certificate) SslContext.X509_CERT_FACTORY.generateCertificate(
                        new ByteArrayInputStream(bytes));
            } catch (CertificateException e) {
                throw new IllegalStateException(e);
            }
        }
        return wrapped;
    }
}

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