CheckInputStream.java

/*
 * Copyright (c) 2015, 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.
 *
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 */

/*
 * @test
 * @bug 8136534
 * @summary The input stream supplied to KeyStore.load should remain open.
 */

import java.io.*;
import java.security.*;

public class CheckInputStream {
    private final static String DIR = System.getProperty("test.src", ".");
    private static final char[] PASSWORD = "passphrase".toCharArray();
    private static final String KEYSTORE = DIR + "/keystore.jks";

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

        KeyStore keystore = KeyStore.getInstance("JKS");
        try (FileInputStream inStream = new FileInputStream(KEYSTORE)) {
            System.out.println("Loading JKS keystore: " + KEYSTORE);
            keystore.load(inStream, PASSWORD);
            // check that the stream is still open
            inStream.available();
            System.out.println("OK");
        }
    }
}