Java example source code file (ImplVersionTest.java)

This example Java source code file (ImplVersionTest.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

exception, implversioncommand, implversionreader, implversiontest, management, process, security, string, windows, xbootclasspath\/p

The ImplVersionTest.java Java example source code

/*
 * Copyright (c) 2004, 2006, 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 5046815
 * @summary Test that RMIServer.getVersion() reflects the JDK version when
 * JMX is bundled into the Java platform and the application is run with a
 * security manager and the test codebase has the java permission to read
 * the "java.runtime.version" system property.
 * @author Luis-Miguel Alventosa, Joel Feraud
 * @run clean ImplVersionTest ImplVersionCommand
 * @run build ImplVersionTest ImplVersionCommand ImplVersionReader
 * @run main ImplVersionTest
 */

import java.io.File;
import java.security.CodeSource;
import javax.management.MBeanServer;

public class ImplVersionTest {

    public static void main(String[] args) {
        try {
            // Get OS name
            //
            String osName = System.getProperty("os.name");
            System.out.println("osName = " + osName);
            if ("Windows 98".equals(osName)) {
                // Disable this test on Win98 due to parsing
                // errors (bad handling of white spaces) when
                // J2SE is installed under "Program Files".
                //
                System.out.println("This test is disabled on Windows 98.");
                System.out.println("Bye! Bye!");
                return;
            }

            // Get Java Home
            String javaHome = System.getProperty("java.home");

            // Get test src
            //
            String testSrc = System.getProperty("test.src");

            // Get test classes
            String testClasses = System.getProperty("test.classes");

            // Get boot class path
            String bootClassPath = System.getProperty("sun.boot.class.path");

            // Build command string
            String command =
                javaHome + File.separator + "bin" + File.separator + "java " +
                " -Xbootclasspath/p:" + bootClassPath +
                " -classpath " + testClasses +
                " -Djava.security.manager -Djava.security.policy==" + testSrc +
                File.separator + "policy -Dtest.classes=" + testClasses +
                " ImplVersionCommand " + System.getProperty("java.runtime.version");
            System.out.println("ImplVersionCommand Exec Command = " + command);

            // Exec command
            Process proc = Runtime.getRuntime().exec(command);
            new ImplVersionReader(proc, proc.getInputStream()).start();
            new ImplVersionReader(proc, proc.getErrorStream()).start();
            int exitValue = proc.waitFor();

            System.out.println("ImplVersionCommand Exit Value = " +
                               exitValue);
            if (exitValue != 0) {
                System.out.println("TEST FAILED: Incorrect exit value " +
                                   "from ImplVersionCommand");
                System.exit(exitValue);
            }
            // Test OK!
            System.out.println("Bye! Bye!");
        } catch (Exception e) {
            System.out.println("Unexpected exception caught = " + e);
            e.printStackTrace();
            System.exit(1);
        }
    }
}