Java example source code file (KeyManagerFactoryImpl.java)

This example Java source code file (KeyManagerFactoryImpl.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

fips, illegalstateexception, invalidalgorithmparameterexception, keymanagerfactoryimpl, keystorebuilderparameters, keystoreexception, managerfactoryparameters, net, nosuchalgorithmexception, override, passwordprotection, runtimeexception, security, ssl, unrecoverablekeyexception, util, x509extendedkeymanager, x509keymanagerimpl

The KeyManagerFactoryImpl.java Java example source code

/*
 * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package sun.security.ssl;

import java.util.List;
import java.util.Collections;

import java.security.*;
import java.security.KeyStore.*;

import javax.net.ssl.*;

abstract class KeyManagerFactoryImpl extends KeyManagerFactorySpi {

    X509ExtendedKeyManager keyManager;
    boolean isInitialized;

    KeyManagerFactoryImpl() {
        // empty
    }

    /**
     * Returns one key manager for each type of key material.
     */
    @Override
    protected KeyManager[] engineGetKeyManagers() {
        if (!isInitialized) {
            throw new IllegalStateException(
                        "KeyManagerFactoryImpl is not initialized");
        }
        return new KeyManager[] { keyManager };
    }

    // Factory for the SunX509 keymanager
    public static final class SunX509 extends KeyManagerFactoryImpl {

        @Override
        protected void engineInit(KeyStore ks, char[] password) throws
                KeyStoreException, NoSuchAlgorithmException,
                UnrecoverableKeyException {
            if ((ks != null) && SunJSSE.isFIPS()) {
                if (ks.getProvider() != SunJSSE.cryptoProvider) {
                    throw new KeyStoreException("FIPS mode: KeyStore must be "
                        + "from provider " + SunJSSE.cryptoProvider.getName());
                }
            }
            keyManager = new SunX509KeyManagerImpl(ks, password);
            isInitialized = true;
        }

        @Override
        protected void engineInit(ManagerFactoryParameters spec) throws
                InvalidAlgorithmParameterException {
            throw new InvalidAlgorithmParameterException(
                "SunX509KeyManager does not use ManagerFactoryParameters");
        }

    }

    // Factory for the X509 keymanager
    public static final class X509 extends KeyManagerFactoryImpl {

        @Override
        protected void engineInit(KeyStore ks, char[] password) throws
                KeyStoreException, NoSuchAlgorithmException,
                UnrecoverableKeyException {
            if (ks == null) {
                keyManager = new X509KeyManagerImpl(
                        Collections.<Builder>emptyList());
            } else {
                if (SunJSSE.isFIPS() && (ks.getProvider() != SunJSSE.cryptoProvider)) {
                    throw new KeyStoreException("FIPS mode: KeyStore must be "
                        + "from provider " + SunJSSE.cryptoProvider.getName());
                }
                try {
                    Builder builder = Builder.newInstance(ks,
                        new PasswordProtection(password));
                    keyManager = new X509KeyManagerImpl(builder);
                } catch (RuntimeException e) {
                    throw new KeyStoreException("initialization failed", e);
                }
            }
            isInitialized = true;
        }

        @Override
        protected void engineInit(ManagerFactoryParameters params) throws
                InvalidAlgorithmParameterException {
            if (params instanceof KeyStoreBuilderParameters == false) {
                throw new InvalidAlgorithmParameterException(
                "Parameters must be instance of KeyStoreBuilderParameters");
            }
            if (SunJSSE.isFIPS()) {
                // XXX should be fixed
                throw new InvalidAlgorithmParameterException
                    ("FIPS mode: KeyStoreBuilderParameters not supported");
            }
            List<Builder> builders =
                ((KeyStoreBuilderParameters)params).getParameters();
            keyManager = new X509KeyManagerImpl(builders);
            isInitialized = true;
        }

    }

}