test/jdk/java/lang/instrument/CustomSystemLoader/App.java

/*
 * Copyright (c) 2016, 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.
 */

import java.io.PrintStream;

public class App {

    public static void main(String args[]) throws Exception {
        (new App()).run(args, System.out);
    }

    public void run(String args[], PrintStream out) throws Exception {
        out.println("App: Test started");
        if (CustomLoader.agentClassLoader != CustomLoader.myself) {
            System.out.println("App: agentClassLoader:    " + CustomLoader.agentClassLoader);
            System.out.println("App: CustomLoader.myself: " + CustomLoader.myself);
            System.out.println("App: myClassLoader:       " + App.class.getClassLoader());
            throw new Exception("App: Agent's system class loader is not CustomLoader");
        } else if (Agent.failed) {
            throw new Exception("App: Agent failed");
        } else if (CustomLoader.failed) {
            throw new Exception("App: CustomLoader failed");
        }
        out.println("App: Test passed");
    }
}