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Glassfish example source code file (ASJarSigner.java)

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

Java - Glassfish tags/keywords

asjarsignerexception, asjarsignerexception, default_alias_value, default_key_algorithm, exception, file, file, io, jarsigner, log, logging, string, string, stringmanager, throwable, throwable, user_specified_alias_propertyname

The Glassfish ASJarSigner.java source code

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
 * "Portions Copyright [year] [name of copyright owner]"
 *
 * Contributor(s):
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

package org.glassfish.appclient.server.core.jws.servedcontent;

import com.sun.enterprise.security.ssl.JarSigner;
import com.sun.enterprise.util.i18n.StringManager;
import com.sun.logging.LogDomains;
import java.io.File;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.jvnet.hk2.annotations.Scoped;
import org.jvnet.hk2.annotations.Service;
import org.jvnet.hk2.component.PostConstruct;
import org.jvnet.hk2.component.Singleton;

/**
 * Signs a specified JAR file.
 *<p>
 *This implementation searches the available keystores for the signing alias
 *indicated in the domain.xml config or, if not specified, the default alias,
 *the first time it is invoked to sign a JAR file.  After the first requested
 *signing it uses the same alias and provider to sign all JARs.
 *<p>
 *The public interface to this class is the static signJar method.  
 *
 * @author tjquinn
 */
@Service
@Scoped(Singleton.class)
public class ASJarSigner implements PostConstruct {
    
    /** property name optionally set by the admin in domain.xml to select an alias for signing */
    public static final String USER_SPECIFIED_ALIAS_PROPERTYNAME = "com.sun.aas.jws.signing.alias";

    /** keystore type for JKS keystores */
    private static final String JKS_KEYSTORE_TYPE_VALUE = "jks";
    
    /** default alias for signing if the admin does not specify one */
    private static final String DEFAULT_ALIAS_VALUE = "s1as";

    private static final String DEFAULT_DIGEST_ALGORITHM = "SHA1";
    private static final String DEFAULT_KEY_ALGORITHM = "RSA";

//    /** user-specified signing alias */
//    private final String userAlias; // = System.getProperty(USER_SPECIFIED_ALIAS_PROPERTYNAME);
    
    private static final StringManager localStrings = StringManager.getManager(ASJarSigner.class);

    private Logger logger;

    public void postConstruct() {
        logger =
            LogDomains.getLogger(ASJarSigner.class,
            LogDomains.CORE_LOGGER);
    }

    /**
     *Creates a signed jar from the specified unsigned jar.
     *@param unsignedJar the unsigned JAR file
     *@param signedJar the signed JAR to be created
     *@return the elapsed time to sign the JAR (in milliseconds)
     *@throws Exception getting the keystores from SSLUtils fails
     */
    public long signJar(final File unsignedJar, final File signedJar,
        String alias) throws Exception {

        if (alias == null) {
            alias = DEFAULT_ALIAS_VALUE;
        }
        long startTime = System.currentTimeMillis();
        long duration = 0;
        synchronized(this) {
            try {
                JarSigner jarSigner = new JarSigner(DEFAULT_DIGEST_ALGORITHM,
                        DEFAULT_KEY_ALGORITHM);
                jarSigner.signJar(unsignedJar, signedJar, alias);
            } catch (Throwable t) {
                /*
                 *In case of any problems, make sure there is no ill-formed signed
                 *jar file left behind.
                 */
                signedJar.delete();

                /*
                 *The jar signer will have written some information to System.out
                 *and/or System.err.  Refer the user to those earlier messages.
                 */
                throw new Exception(localStrings.getString("jws.sign.errorSigning", 
                        signedJar.getAbsolutePath(), alias), t);
            } finally {
                duration = System.currentTimeMillis() - startTime;
                logger.log(Level.FINE, "Signing {0} took {1} ms",
                        new Object[]{unsignedJar.getAbsolutePath(), duration});
            }
        }
        return duration;
    }

    /**
     *Wraps any underlying exception.
     *<p>
     *This is primarily used to insulate calling logic from
     *the large variety of exceptions that can occur during signing
     *from which the caller cannot really recover.
     */
    public static class ASJarSignerException extends Exception {
        public ASJarSignerException(String msg, Throwable t) {
            super(msg, t);
        }
    }
}

Other Glassfish examples (source code examples)

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