test/hotspot/jtreg/vmTestbase/nsk/monitoring/ThreadInfo/from_c/from_c001.java

/*
 * Copyright (c) 2004, 2018, 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.
 */

package nsk.monitoring.ThreadInfo.from_c;

import java.lang.management.*;
import javax.management.*;
import javax.management.openmbean.*;
import java.io.*;
import nsk.share.*;
import nsk.monitoring.share.*;

public class from_c001 {

    private static boolean testFailed = false;

    public static void main(String[] argv) {
        System.exit(Consts.JCK_STATUS_BASE + run(argv, System.out));
    }

    public static int run(String[] argv, PrintStream out) {

        ArgumentHandler argHandler = new ArgumentHandler(argv);
        Log log = new Log(out, argHandler);

        ThreadInfo result = null;

        // 1. Check null CompositeData - null must be returned
        result = ThreadInfo.from((CompositeData) null);

        if (result != null) {
            log.complain("FAILURE 1.");
            log.complain("ThreadInfo.from(null) returned " + result
                      + ", expected: null.");
            testFailed = true;
        }

        MBeanServer mbeanServer = ManagementFactory.getPlatformMBeanServer();

        ObjectName mbeanObjectName;
        CompositeData cdata = null;

        // 2. Check CompositeData that does not represent
        // ThreadInfo - IllegalArgumentException must be thrown

        try {
            mbeanObjectName = new ObjectName(ManagementFactory.MEMORY_MXBEAN_NAME);
            cdata = (CompositeData )mbeanServer.getAttribute(mbeanObjectName,
                                                                    "HeapMemoryUsage");
        } catch (Exception e) {
            log.complain("Unexpected exception " + e);
            e.printStackTrace(log.getOutStream());
            testFailed = true;
        }

        try {
            result = ThreadInfo.from(cdata);
            log.complain("FAILURE 2.");
            log.complain("ThreadInfo.from(CompositeData) returned " + result
                      + ", expected: IllegalArgumentException.");
            testFailed = true;
        } catch (IllegalArgumentException e) {

            // Expected: CompositeData doest not represnt ThreadInfo
        }


        Thread thread = Thread.currentThread();
        long id = thread.getId();

        Object[] params = {new Long(id), new Integer(Integer.MAX_VALUE)};
        String[] signature = {"long", "int"};

        cdata = null;
        try {
            mbeanObjectName = new ObjectName(ManagementFactory.THREAD_MXBEAN_NAME);
            cdata = (CompositeData )mbeanServer.invoke(
                                                mbeanObjectName,
                                                "getThreadInfo", params, signature);
        } catch (Exception e) {
            log.complain("Unexpected exception " + e);
            e.printStackTrace(log.getOutStream());
            testFailed = true;
        }

        try {
            result = ThreadInfo.from(cdata);
        } catch (Exception e) {
            log.complain("FAILURE 3.");
            log.complain("Unexpected " + e);
            e.printStackTrace(log.getOutStream());
            testFailed = true;
        }

        long threadId = result.getThreadId();
        Thread.State state = result.getThreadState();
        boolean isInNative = result.isInNative();
        boolean isSuspended = result.isSuspended();

        // Thread ID, state, isInNative, isSuspended values must be correct
        if (id != threadId) {
            log.complain("FAILURE 3.1.");
            log.complain("Wrong id value: " + threadId + ", expected: " + id);
            testFailed = true;
        }

        if (state != Thread.State.RUNNABLE) {
            log.complain("FAILURE 3.2.");
            log.complain("Wrong id value: \"" + state + "\", expected: \""
                      + Thread.State.RUNNABLE + "\"");
            testFailed = true;
        }

        if (isInNative) {
            log.complain("FAILURE 3.3.");
            log.complain("Wrong isInNative value: true, expected: false");
            testFailed = true;
        }

        if (isSuspended) {
            log.complain("FAILURE 3.4.");
            log.complain("Wrong isSuspended value: true, expected: false");
            testFailed = true;
        }

        if (testFailed)
            log.complain("TEST FAILED");
        return (testFailed) ? Consts.TEST_FAILED : Consts.TEST_PASSED;
    }
}