Package com.sun.jini.test.spec.eventmailbox

Source Code of com.sun.jini.test.spec.eventmailbox.EMSCET

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements.  See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
*      http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.sun.jini.test.spec.eventmailbox;

import java.util.logging.Level;

import java.rmi.RemoteException;
import java.rmi.NoSuchObjectException;
import java.rmi.ServerException;
import java.util.Date;

import com.sun.jini.qa.harness.TestException;
import com.sun.jini.qa.harness.QAConfig;

import net.jini.event.EventMailbox;
import net.jini.event.MailboxRegistration;
import net.jini.core.lease.Lease;
import net.jini.core.lease.UnknownLeaseException;
import net.jini.core.event.EventRegistration;
import net.jini.core.event.RemoteEvent;
import net.jini.core.event.RemoteEventListener;

import com.sun.jini.constants.TimeConstants;

import com.sun.jini.test.impl.mercury.EMSTestBase;
import com.sun.jini.test.impl.mercury.TestUtils;
import com.sun.jini.test.impl.mercury.TestListener;
import com.sun.jini.test.impl.mercury.TestGenerator;

/**
* EventMailboxServiceConcurrencyExceptionTest
* Creates an event listener that (concurrently) calls disableDelivery
* in its notify() method. Test verifies that only the first event
* gets delivered and that the concurrent disable call doesn't
* deadlock the mailbox service. The listener's notify() also
* throws an exception after calling disable.
*/
public class EMSCET extends EMSTestBase implements TimeConstants {

    //
    // This should be long enough to sensibly run the test.
    // If the service doesn't grant long enough leases, then
    // we might have to resort to using something like the
    // LeaseRenewalManager to keep our leases current.
    //
    private final long DURATION1 = 3*MINUTES;

    private final int NUM_EVENTS = 2;

    private final long EVENT_ID = 1234;

    private final long MAX_WAIT = 60 * 1000;

    public void run() throws Exception {
  EventMailbox mb = getConfiguredMailbox();       
  int i = 0;

  // Register and check lease
  MailboxRegistration mr = getRegistration(mb, DURATION1);
  logger.log(Level.INFO, "Got registration ref {0}", mr);
        Lease mrl = getMailboxLease(mr);
  logger.log(Level.INFO, "Got lease ref {0}", mrl);
        checkLease(mrl, DURATION1);
  logger.log(Level.INFO, "Mailbox lease good until "
        + new Date(mrl.getExpiration()));

  // Get the mailbox service provided listener
  RemoteEventListener mbRel = getMailboxListener(mr);
  logger.log(Level.INFO, "Got RemoteEventListener ref {0}", mbRel);
       
  // Create an event generator and pass it the
  // mailbox's remote event listener.
  TestGenerator myGen = TestUtils.createGenerator(manager);
  logger.log(Level.INFO, "Got TestGenerator ref {0}", myGen);
  EventRegistration evtReg =
      myGen.register(EVENT_ID,       // Event ID to use
         null,      // handback
         mbRel,          // Notification target
         DURATION1)// Lease duration
  logger.log(Level.INFO, "Got EventRegistration ref {0}", evtReg);
  Lease tgl = evtReg.getLease();
  checkLease(tgl, DURATION1);
  logger.log(Level.INFO, "EventRegistration lease good until "
        + new Date(tgl.getExpiration()));

  // Create two listener objects
  TestListener myListener =
      TestUtils.createDisableNSOListener(manager, mr);
  logger.log(Level.INFO, "Got TestListener ref {0}", myListener);
  int eventCount = 0;

  // Generate some events
  logger.log(Level.INFO, "Generating " + NUM_EVENTS + " events");
  RemoteEvent[] events = new RemoteEvent[NUM_EVENTS];
  for (i = 0; i < NUM_EVENTS; i++) {
      events[i] = myGen.generateEvent(evtReg.getID(), 3);
  }

  RemoteEvent[] bogus = {
      new RemoteEvent(myGen, 9999, 9999, null),
      new RemoteEvent(myGen, 5678, 1234, null),
  };

  // Enable the first of our listener objects
  assertCount(myListener, eventCount);
  logger.log(Level.INFO, "Enabling delivery to our REL" + myListener);
  mr.enableDelivery(myListener);

        // Add an extra delay here since we'll only block
  // on the receipt of one event, but we really want
  // to see if a second event is sent as well.
  logger.log(Level.INFO, "sleeping for 5 sec");
  try {
      Thread.sleep(5000);
  } catch (InterruptedException ie) {
      logger.log(Level.INFO, "waking up early - interrupted");
  }
  logger.log(Level.INFO, "awoken");

  logger.log(Level.INFO, "Wating for event delivery");
  eventCount = 1;
        waitForEvents(myListener, eventCount, MAX_WAIT);
  logger.log(Level.INFO, "Verifying event delivery count of " + eventCount);
  assertCount(myListener, eventCount);
  logger.log(Level.INFO, "Verifying events ");
  assertEvent(myListener, events[0]);
  if(myListener.verifyEvents(bogus)) {
      throw new TestException("Successfully verified bogus events");
  }

  mrl.cancel();
    }

    /**
     * Invoke parent's setup and parser
     * @exception TestException will usually indicate an "unresolved"
     *  condition because at this point the test has not yet begun.
     */
    public void setup(QAConfig config) throws Exception {
  super.setup(config);
  parse();
    }
}
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