Quelle Serialize.java Sprache: JAVA

/*
* Copyright (c) 2010, 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.
*
* 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.
*/

/**
* @test
* @bug 6799854
* @summary CodeSigner.hashCode() does not work with serialization
*/

import java.io.*;
import java.security.CodeSigner;
import java.security.Timestamp;
import java.security.cert.*;
import java.util.Collections;
import java.util.Date;

public class Serialize {

    public static void main(String[] args) throws Exception {

        // Create a certpath consisting of one certificate
        File f = new File(System.getProperty("test.src", "."), "cert_file");
        FileInputStream fis = new FileInputStream(f);
        CertificateFactory cf = CertificateFactory.getInstance("X.509");
        Certificate c = cf.generateCertificate(fis);
        fis.close();
        CertPath cp = cf.generateCertPath(Collections.singletonList(c));

        // Create a code signer
        CodeSigner cs = new CodeSigner(cp, new Timestamp(new Date(), cp));

        // Serialize the code signer
        ByteArrayOutputStream byteOut = new ByteArrayOutputStream();
        ObjectOutputStream out = new ObjectOutputStream(byteOut);
        out.writeObject(cs);
        out.close();

        // Deserialize the code signer
        byte[] data = byteOut.toByteArray();
        CodeSigner cs2 = (CodeSigner) new ObjectInputStream(
            new ByteArrayInputStream(data)).readObject();

        // Test for equality
        if (!cs.equals(cs2) || cs.hashCode() != cs2.hashCode()) {
            throw new Exception("CodeSigner serialization test FAILED");
        }
    }
}

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