HeapMonitorTwoAgentsTest.java

/*
 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
 * Copyright (c) 2018, Google and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
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 * published by the Free Software Foundation.
 *
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 * 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).
 *
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 * 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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package MyPackage;

/**
 * @test
 * @build Frame HeapMonitor ThreadInformation
 * @summary Verifies the JVMTI Heap Monitor does not work with two agents.
 * @requires vm.jvmti
 * @compile HeapMonitorTwoAgentsTest.java
 * @run main/othervm/native -agentlib:HeapMonitorTest MyPackage.HeapMonitorTwoAgentsTest
 */

import java.util.List;

public class HeapMonitorTwoAgentsTest {
  private native static boolean enablingSamplingInSecondaryAgent();
  private native static boolean obtainedEventsForBothAgents(Frame[] frames);

  public static void main(String[] args) {
    HeapMonitor.enableSamplingEvents();

    if (enablingSamplingInSecondaryAgent()) {
      throw new RuntimeException("Enabling sampling in second agent succeeded...");
    }
  }
}