1 /*

     2  * Copyright 2007 Sun Microsystems, Inc.  All Rights Reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Sun designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Sun in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    22  * CA 95054 USA or visit www.sun.com if you need additional information or

    23  * have any questions.

    24  */

    25 

    26 package com.sun.crypto.provider;

    27 

    28 // NOTE: this class is duplicated amongst SunJCE, SunPKCS11, and SunMSCAPI.

    29 // All files should be kept in sync.

    30 

    31 import java.io.*;

    32 import java.util.*;

    33 import java.util.jar.*;

    34 import java.net.URL;

    35 import java.net.JarURLConnection;

    36 import java.net.MalformedURLException;

    37 

    38 import java.security.*;

    39 import java.security.cert.*;

    40 import java.security.cert.Certificate;

    41 

    42 /**

    43  * This class verifies JAR files (and any supporting JAR files), and

    44  * determines whether they may be used in this implementation.

    45  *

    46  * The JCE in OpenJDK has an open cryptographic interface, meaning it

    47  * does not restrict which providers can be used.  Compliance with

    48  * United States export controls and with local law governing the

    49  * import/export of products incorporating the JCE in the OpenJDK is

    50  * the responsibility of the licensee.

    51  *

    52  * @since 1.7

    53  */

    54 final class JarVerifier {

    55 

    56     private static final boolean debug = false;

    57 

    58     /**

    59      * Verify the JAR file is signed by an entity which has a certificate

    60      * issued by a trusted CA.

    61      *

    62      * Note: this is a temporary method and will change soon to use the

    63      * exception chaining mechanism, which can provide more details

    64      * as to why the verification failed.

    65      *

    66      * @param c the class to be verified.

    67      * @return true if verification is successful.

    68      */

    69     static boolean verify(final Class c) {

    70         return true;

    71     }

    72 }