Examples with MessageEvent cbit.rmi.event.MessageEvent used on opensource projects

Example 1 with MessageEvent

use of cbit.rmi.event.MessageEvent in project vcell by virtualcell.

the class HybridSolverTester method runSim.

private static void runSim(UserLoginInfo userLoginInfo, VCSimulationIdentifier vcSimulationIdentifier, VCellConnectionHelper vcellConnectionHelper) throws Exception {
    SimulationStatusPersistent simulationStatus = vcellConnectionHelper.getSimulationStatus(vcSimulationIdentifier.getSimulationKey());
    System.out.println("initial status=" + simulationStatus);
    if (simulationStatus != null && simulationStatus.isRunning()) /*!simulationStatus.isNeverRan() && !simulationStatus.isCompleted()*/
    {
        throw new Exception("Sim in unexpected state " + simulationStatus);
    }
    int intialMaxTaskID = vcellConnectionHelper.getMaxTaskID(simulationStatus);
    BigString simXML = vcellConnectionHelper.getSimulationXML(vcSimulationIdentifier.getSimulationKey());
    Simulation sim = XmlHelper.XMLToSim(simXML.toString());
    int scanCount = sim.getScanCount();
    vcellConnectionHelper.startSimulation(vcSimulationIdentifier, scanCount);
    long startTime = System.currentTimeMillis();
    // wait until sim has stopped running
    while ((simulationStatus = vcellConnectionHelper.getSimulationStatus(vcSimulationIdentifier.getSimulationKey())) == null || (simulationStatus.isStopped() || simulationStatus.isCompleted() || simulationStatus.isFailed())) {
        MessageEvent[] messageEvents = vcellConnectionHelper.getMessageEvents();
        if (vcellConnectionHelper.getMaxTaskID(simulationStatus) > intialMaxTaskID) {
            // new sim must have started
            break;
        }
        Thread.sleep(250);
        // }
        if ((System.currentTimeMillis() - startTime) > 120000) {
            throw new Exception("Sim finished too fast or took too long to start");
        }
    }
    SimulationStatusPersistent lastSimStatus = simulationStatus;
    while (!simulationStatus.isStopped() && !simulationStatus.isCompleted() && !simulationStatus.isFailed()) {
        Thread.sleep(3000);
        simulationStatus = vcellConnectionHelper.getSimulationStatus(vcSimulationIdentifier.getSimulationKey());
        if (simulationStatus != null && !simulationStatus.toString().equals(lastSimStatus.toString())) {
            lastSimStatus = simulationStatus;
            System.out.println("running status=" + simulationStatus);
        }
        MessageEvent[] messageEvents = vcellConnectionHelper.getMessageEvents();
    // for(int i = 0;i<(messageEvents==null?0:messageEvents.length);i++){
    // System.out.println(messageEvents[i].toString());
    // }
    }
    System.out.println("last run simStatus=" + simulationStatus);
}

Example 2 with MessageEvent

use of cbit.rmi.event.MessageEvent in project vcell by virtualcell.

the class NagiosVCellMonitor method checkVCell.

private CheckResults checkVCell(VCELL_CHECK_LEVEL checkLevel, String rmiHostName, int rmiPort, String rmiBootstrapStubName, String vcellNagiosPassword, int criticalTimeout, int monitorPort) throws Exception {
    SimulationStatusPersistent lastSimStatus = null;
    String vcellVersion = null;
    TreeMap<VCELL_CHECK_LEVEL, Long> levelTimesMillisec = new TreeMap<NagiosVCellMonitor.VCELL_CHECK_LEVEL, Long>();
    long startTime = System.currentTimeMillis();
    VCellConnection vcellConnection = null;
    try {
        if (rmiHostName == null || rmiPort == -1) {
            throw new UnexpectedTestStateException("Host name/ip and rmiPort required for testing, rmihostname=" + rmiHostName + " rmiport=" + rmiPort);
        }
        String rmiUrl = "//" + rmiHostName + ":" + rmiPort + "/" + rmiBootstrapStubName;
        VCellBootstrap vcellBootstrap = null;
        try {
            vcellBootstrap = (VCellBootstrap) Naming.lookup(rmiUrl);
        } catch (Exception e) {
            throw new UnexpectedTestStateException("Error during bootstrap lookup, " + e.getClass().getSimpleName() + " " + e.getMessage());
        }
        vcellVersion = vcellBootstrap.getVCellSoftwareVersion();
        levelTimesMillisec.put(VCELL_CHECK_LEVEL.RMI_ONLY_0, System.currentTimeMillis() - startTime);
        if (checkLevel.ordinal() >= VCELL_CHECK_LEVEL.CONNECT_1.ordinal()) {
            if (vcellNagiosPassword == null) {
                throw new UnexpectedTestStateException("vcellNagios Password required for " + VCELL_CHECK_LEVEL.CONNECT_1.toString() + " and above");
            }
            UserLoginInfo userLoginInfo = new UserLoginInfo(VCELL_NAGIOS_USER, new DigestedPassword(vcellNagiosPassword));
            vcellConnection = vcellBootstrap.getVCellConnection(userLoginInfo);
            levelTimesMillisec.put(VCELL_CHECK_LEVEL.CONNECT_1, System.currentTimeMillis() - startTime - levelTimesMillisec.get(VCELL_CHECK_LEVEL.RMI_ONLY_0));
            if (checkLevel.ordinal() >= VCELL_CHECK_LEVEL.INFOS_2.ordinal()) {
                VCInfoContainer vcInfoContainer = vcellConnection.getUserMetaDbServer().getVCInfoContainer();
                levelTimesMillisec.put(VCELL_CHECK_LEVEL.INFOS_2, System.currentTimeMillis() - startTime - levelTimesMillisec.get(VCELL_CHECK_LEVEL.CONNECT_1));
                if (checkLevel.ordinal() >= VCELL_CHECK_LEVEL.LOAD_3.ordinal()) {
                    KeyValue bioModelKey = null;
                    final String testModelName = "Solver Suite 5.1 (BETA only ode)";
                    for (BioModelInfo bioModelInfo : vcInfoContainer.getBioModelInfos()) {
                        if (userLoginInfo.getUserName().equals(bioModelInfo.getVersion().getOwner().getName()) && bioModelInfo.getVersion().getName().equals(testModelName)) {
                            bioModelKey = bioModelInfo.getVersion().getVersionKey();
                            break;
                        }
                    }
                    BigString bioModelXML = vcellConnection.getUserMetaDbServer().getBioModelXML(bioModelKey);
                    BioModel bioModel = XmlHelper.XMLToBioModel(new XMLSource(bioModelXML.toString()));
                    bioModel.refreshDependencies();
                    levelTimesMillisec.put(VCELL_CHECK_LEVEL.LOAD_3, System.currentTimeMillis() - startTime - levelTimesMillisec.get(VCELL_CHECK_LEVEL.INFOS_2));
                    if (checkLevel.ordinal() >= VCELL_CHECK_LEVEL.DATA_4.ordinal()) {
                        final String testSimContextName = "non-spatial ODE";
                        SimulationContext simulationContext = bioModel.getSimulationContext(testSimContextName);
                        final String testSimName = "Copy of combined ida/cvode";
                        Simulation simulation = simulationContext.getSimulation(testSimName);
                        if (simulation == null) {
                            throw new UnexpectedTestStateException("Couldn't find sim '" + testSimName + "' for " + checkLevel.toString());
                        }
                        VCSimulationDataIdentifier vcSimulationDataIdentifier = new VCSimulationDataIdentifier(simulation.getSimulationInfo().getAuthoritativeVCSimulationIdentifier(), 0);
                        ArrayList<AnnotatedFunction> outputFunctionsList = simulationContext.getOutputFunctionContext().getOutputFunctionsList();
                        OutputContext outputContext = new OutputContext(outputFunctionsList.toArray(new AnnotatedFunction[outputFunctionsList.size()]));
                        double[] times = vcellConnection.getDataSetController().getDataSetTimes(vcSimulationDataIdentifier);
                        ODESimData odeSimData = vcellConnection.getDataSetController().getODEData(vcSimulationDataIdentifier);
                        levelTimesMillisec.put(VCELL_CHECK_LEVEL.DATA_4, System.currentTimeMillis() - startTime - levelTimesMillisec.get(VCELL_CHECK_LEVEL.LOAD_3));
                        if (checkLevel.ordinal() >= VCELL_CHECK_LEVEL.RUN_5.ordinal()) {
                            KeyValue copy1Key = null;
                            KeyValue copy2Key = null;
                            VCSimulationIdentifier testRunSimID = null;
                            try {
                                if (simulationContext.getSimulations().length != 1) {
                                    throw new UnexpectedTestStateException("Expecting only 1 sim to be copied for " + checkLevel.toString());
                                }
                                SimulationStatusPersistent simulationStatus = vcellConnection.getUserMetaDbServer().getSimulationStatus(simulation.getVersion().getVersionKey());
                                if (!simulationStatus.isCompleted()) {
                                    throw new UnexpectedTestStateException("Expecting completed sim to copy for " + checkLevel.toString());
                                }
                                String copyModelName = testModelName + "_" + rmiHostName + "_rmi" + rmiPort + "_siteprt" + monitorPort;
                                boolean bForceCleanup = true;
                                while (true) {
                                    boolean bMessy = false;
                                    for (BioModelInfo bioModelInfo : vcInfoContainer.getBioModelInfos()) {
                                        if (userLoginInfo.getUserName().equals(bioModelInfo.getVersion().getOwner().getName()) && bioModelInfo.getVersion().getName().equals(copyModelName)) {
                                            bMessy = true;
                                            if (bForceCleanup) {
                                                try {
                                                    vcellConnection.getUserMetaDbServer().deleteBioModel(bioModelInfo.getVersion().getVersionKey());
                                                } catch (Exception e) {
                                                    e.printStackTrace();
                                                }
                                            } else {
                                                throw new MessyTestEnvironmentException("Messy test environment, not expecting " + copyModelName + " and couldn't cleanup");
                                            }
                                        }
                                    }
                                    if (!bMessy) {
                                        break;
                                    }
                                    // get new vcInfoContainer without cleaned-up model
                                    vcInfoContainer = vcellConnection.getUserMetaDbServer().getVCInfoContainer();
                                    bForceCleanup = false;
                                }
                                BigString copyBioModelXMLStr = vcellConnection.getUserMetaDbServer().saveBioModelAs(bioModelXML, copyModelName, null);
                                BioModel copyBioModel = XmlHelper.XMLToBioModel(new XMLSource(copyBioModelXMLStr.toString()));
                                copy1Key = copyBioModel.getVersion().getVersionKey();
                                copyBioModel.refreshDependencies();
                                Simulation copySim = copyBioModel.getSimulationContext(testSimContextName).copySimulation(copyBioModel.getSimulationContext(testSimContextName).getSimulation(testSimName));
                                final String copyTestSimName = "test";
                                copySim.setName(copyTestSimName);
                                copyBioModel.refreshDependencies();
                                copyBioModelXMLStr = new BigString(XmlHelper.bioModelToXML(copyBioModel));
                                copyBioModelXMLStr = vcellConnection.getUserMetaDbServer().saveBioModel(copyBioModelXMLStr, null);
                                copyBioModel = XmlHelper.XMLToBioModel(new XMLSource(copyBioModelXMLStr.toString()));
                                copy2Key = copyBioModel.getVersion().getVersionKey();
                                copyBioModel.refreshDependencies();
                                Simulation newSimulation = copyBioModel.getSimulationContext(testSimContextName).getSimulation(copyTestSimName);
                                simulationStatus = vcellConnection.getUserMetaDbServer().getSimulationStatus(newSimulation.getVersion().getVersionKey());
                                if (simulationStatus != null && !simulationStatus.isNeverRan()) {
                                    throw new UnexpectedTestStateException("Expecting new sim to have 'never ran' status for " + checkLevel.toString());
                                }
                                testRunSimID = new VCSimulationIdentifier(newSimulation.getVersion().getVersionKey(), copyBioModel.getVersion().getOwner());
                                vcellConnection.getSimulationController().startSimulation(testRunSimID, 1);
                                lastSimStatus = simulationStatus;
                                MessageEvent[] messageEvents = null;
                                while (simulationStatus == null || (!simulationStatus.isStopped() && !simulationStatus.isCompleted() && !simulationStatus.isFailed())) {
                                    Thread.sleep(200);
                                    if (((System.currentTimeMillis() - startTime) / 1000) > criticalTimeout) {
                                        vcellConnection.getSimulationController().stopSimulation(testRunSimID);
                                        vcellConnection.getMessageEvents();
                                        break;
                                    }
                                    simulationStatus = vcellConnection.getUserMetaDbServer().getSimulationStatus(newSimulation.getVersion().getVersionKey());
                                    if (simulationStatus != null && !simulationStatus.toString().equals((lastSimStatus == null ? null : lastSimStatus.toString()))) {
                                        lastSimStatus = simulationStatus;
                                    }
                                    if (simulationStatus != null && simulationStatus.isFailed()) {
                                        throw new Exception("time " + ((System.currentTimeMillis() - startTime) / 1000) + ", Sim execution failed key:" + testRunSimID.getSimulationKey() + " sim " + newSimulation.getName() + " model " + copyBioModel.getVersion().getName() + " messg " + simulationStatus.getFailedMessage());
                                    }
                                    messageEvents = vcellConnection.getMessageEvents();
                                }
                            } finally {
                                try {
                                    if (copy1Key != null) {
                                        vcellConnection.getUserMetaDbServer().deleteBioModel(copy1Key);
                                    }
                                } catch (Exception e) {
                                    e.printStackTrace();
                                }
                                try {
                                    if (copy2Key != null) {
                                        vcellConnection.getUserMetaDbServer().deleteBioModel(copy2Key);
                                    }
                                } catch (Exception e) {
                                    e.printStackTrace();
                                }
                                if (testRunSimID != null) {
                                    deleteSimData(testRunSimID);
                                }
                            }
                            levelTimesMillisec.put(VCELL_CHECK_LEVEL.RUN_5, System.currentTimeMillis() - startTime - levelTimesMillisec.get(VCELL_CHECK_LEVEL.DATA_4));
                        }
                    }
                }
            }
        }
        return new CheckResults(vcellVersion, levelTimesMillisec, lastSimStatus, System.currentTimeMillis() - startTime, null);
    } catch (Exception e) {
        return new CheckResults(vcellVersion, levelTimesMillisec, lastSimStatus, System.currentTimeMillis() - startTime, e);
    } finally {
        vcellConnection = null;
    }
}

Example 3 with MessageEvent

use of cbit.rmi.event.MessageEvent in project vcell by virtualcell.

the class AsynchMessageManager method poll.

private void poll() {
    if (!bPoll.get()) {
        if (lg.isDebugEnabled()) {
            lg.debug("polling stopped");
        }
        return;
    }
    if (lg.isDebugEnabled()) {
        lg.debug("polling");
    }
    boolean report = counter % 50 == 0;
    long begin = 0;
    long end = 0;
    // 
    try {
        MessageEvent[] queuedEvents = null;
        if (report) {
            // time the call
            begin = System.currentTimeMillis();
        }
        synchronized (this) {
            if (!clientServerManager.isStatusConnected()) {
                clientServerManager.attemptReconnect();
                return;
            }
            pollTime = BASE_POLL_SECONDS;
            queuedEvents = clientServerManager.getMessageEvents();
        }
        if (report) {
            end = System.currentTimeMillis();
        }
        // this is skipped if the connection has failed:w
        failureCount = 0;
        // deal with events, if any
        if (queuedEvents != null) {
            for (MessageEvent messageEvent : queuedEvents) {
                onMessageEvent(messageEvent);
            }
        }
        // report polling call performance
        if (report) {
            double duration = ((double) (end - begin)) / 1000;
            PerformanceMonitorEvent performanceMonitorEvent = new PerformanceMonitorEvent(this, null, new PerformanceData("AsynchMessageManager.poll()", MessageEvent.POLLING_STAT, new PerformanceDataEntry[] { new PerformanceDataEntry("remote call duration", Double.toString(duration)) }));
        }
    } catch (Exception exc) {
        System.out.println(">> polling failure << " + exc.getMessage());
        pollTime = ATTEMPT_POLL_SECONDS;
        failureCount++;
        if (failureCount % 3 == 0) {
            bPoll.set(false);
            clientServerManager.setDisconnected();
        }
    } finally {
        if (lg.isDebugEnabled()) {
            lg.debug(ExecutionTrace.justClassName(this) + " poll time " + pollTime + " seconds");
        }
        if (bPoll.get()) {
            schedule(pollTime);
        }
    }
}

Example 4 with MessageEvent

use of cbit.rmi.event.MessageEvent in project vcell by virtualcell.

the class TestMissingSimData method runSim.

private static void runSim(SimIDAndJobID simIDAndJobID) throws Exception {
    if (notCompletedSimIDs.contains(simIDAndJobID.simID.toString())) {
        // System.out.println("--skipping notCompleted");
        return;
    } else if (completedSimIDs.contains(simIDAndJobID.simID.toString())) {
        System.out.println("-----unexpected sim rerun already completed once");
        return;
    }
    VCSimulationIdentifier vcSimulationIdentifier = new VCSimulationIdentifier(simIDAndJobID.simID, simIDAndJobID.user);
    UserLoginInfo userLoginInfo = new UserLoginInfo(simIDAndJobID.user.getName(), new DigestedPassword("xoxoxox"));
    // getVcellClient().getClientServerManager().getConnectionStatus()
    VCellConnection vcellConnection = userConnections.get(simIDAndJobID.user);
    try {
        if (vcellConnection != null) {
            vcellConnection.getMessageEvents();
        }
    } catch (Exception e) {
        e.printStackTrace();
        // assume disconnected
        vcellConnection = null;
    }
    if (vcellConnection == null) {
        VCellBootstrap vCellBootstrap = getVCellBootstrap("rmi-alpha.cam.uchc.edu", 40106, "VCellBootstrapServer", 12, false);
        vcellConnection = vCellBootstrap.getVCellConnection(userLoginInfo);
        userConnections.put(simIDAndJobID.user, vcellConnection);
    }
    SimulationStatusPersistent finalSimStatus = null;
    try {
        SimulationStatusPersistent simulationStatus = vcellConnection.getUserMetaDbServer().getSimulationStatus(vcSimulationIdentifier.getSimulationKey());
        System.out.println("initial status=" + simulationStatus);
        BigString simXML = vcellConnection.getUserMetaDbServer().getSimulationXML(vcSimulationIdentifier.getSimulationKey());
        Simulation sim = XmlHelper.XMLToSim(simXML.toString());
        SolverDescription solverDescription = sim.getSolverTaskDescription().getSolverDescription();
        if (solverDescription.equals(SolverDescription.StochGibson) || solverDescription.equals(SolverDescription.FiniteVolume)) {
            // These 2 solvers give too much trouble so skip
            System.out.println("--skipping solver");
            // notCompletedSimIDs.add(simIDAndJobID.simID.toString());
            return;
        }
        int scanCount = sim.getScanCount();
        vcellConnection.getSimulationController().startSimulation(vcSimulationIdentifier, scanCount);
        long startTime = System.currentTimeMillis();
        while (simulationStatus.isStopped() || simulationStatus.isCompleted() || simulationStatus.isFailed()) {
            Thread.sleep(250);
            simulationStatus = vcellConnection.getUserMetaDbServer().getSimulationStatus(vcSimulationIdentifier.getSimulationKey());
            MessageEvent[] messageEvents = vcellConnection.getMessageEvents();
            if ((System.currentTimeMillis() - startTime) > 60000) {
                System.out.println("-----Sim finished too fast or took too long to start");
                return;
            }
        // System.out.println(simulationStatus);
        }
        SimulationStatusPersistent lastSimStatus = simulationStatus;
        while (!simulationStatus.isStopped() && !simulationStatus.isCompleted() && !simulationStatus.isFailed()) {
            Thread.sleep(3000);
            simulationStatus = vcellConnection.getUserMetaDbServer().getSimulationStatus(vcSimulationIdentifier.getSimulationKey());
            if (!simulationStatus.toString().equals(lastSimStatus.toString())) {
                lastSimStatus = simulationStatus;
                System.out.println("running status=" + simulationStatus);
            }
            // System.out.println(simulationStatus);
            MessageEvent[] messageEvents = vcellConnection.getMessageEvents();
        // for (int i = 0; messageEvents != null && i < messageEvents.length; i++) {
        // System.out.println(messageEvents[i]);
        // }
        }
        finalSimStatus = simulationStatus;
    } catch (Exception e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
        return;
    } finally {
        System.out.println("final status=" + finalSimStatus + "\n");
        if (finalSimStatus == null || !finalSimStatus.isCompleted()) {
            notCompletedSimIDs.add(simIDAndJobID.simID.toString());
        } else {
            completedSimIDs.add(simIDAndJobID.simID.toString());
        }
    }
}

Example 5 with MessageEvent

use of cbit.rmi.event.MessageEvent in project vcell by virtualcell.

the class HealthService method runsimLoop.

private void runsimLoop() {
    try {
        Thread.sleep(SIMULATION_LOOP_START_DELAY);
    } catch (InterruptedException e1) {
    }
    UserLoginInfo userLoginInfo = new UserLoginInfo(testUserid, testPassword);
    while (true) {
        long id = simStartEvent();
        KeyValue savedBioModelKey = null;
        VCSimulationIdentifier runningSimId = null;
        try {
            RemoteProxyVCellConnectionFactory vcellConnectionFactory = new RemoteProxyVCellConnectionFactory(host, port, userLoginInfo);
            VCellConnection vcellConnection = vcellConnectionFactory.createVCellConnection();
            String vcmlString = IOUtils.toString(getClass().getResourceAsStream("/TestTemplate.vcml"));
            BioModel templateBioModel = XmlHelper.XMLToBioModel(new XMLSource(vcmlString));
            templateBioModel.clearVersion();
            String newBiomodelName = "test_" + System.currentTimeMillis();
            templateBioModel.setName(newBiomodelName);
            // remove all existing simulations from stored template model, and add new one
            while (templateBioModel.getNumSimulations() > 0) {
                templateBioModel.removeSimulation(templateBioModel.getSimulation(0));
            }
            MathMappingCallback callback = new MathMappingCallback() {

                @Override
                public void setProgressFraction(float fractionDone) {
                }

                @Override
                public void setMessage(String message) {
                }

                @Override
                public boolean isInterrupted() {
                    return false;
                }
            };
            templateBioModel.getSimulationContext(0).addNewSimulation("sim", callback, NetworkGenerationRequirements.ComputeFullStandardTimeout);
            BigString vcml = new BigString(XmlHelper.bioModelToXML(templateBioModel));
            String[] independentSims = new String[0];
            BigString savedBioModelVCML = vcellConnection.getUserMetaDbServer().saveBioModelAs(vcml, newBiomodelName, independentSims);
            BioModel savedBioModel = XmlHelper.XMLToBioModel(new XMLSource(savedBioModelVCML.toString()));
            savedBioModelKey = savedBioModel.getVersion().getVersionKey();
            Simulation sim = savedBioModel.getSimulation(0);
            VCSimulationIdentifier vcSimId = new VCSimulationIdentifier(sim.getKey(), sim.getVersion().getOwner());
            long eventTimestamp = System.currentTimeMillis();
            SimulationStatus simStatus = vcellConnection.getSimulationController().startSimulation(vcSimId, 1);
            simSubmitEvent(id, vcSimId);
            runningSimId = vcSimId;
            long startTime_MS = System.currentTimeMillis();
            while (simStatus.isActive()) {
                if ((System.currentTimeMillis() - startTime_MS) > SIMULATION_TIMEOUT) {
                    throw new RuntimeException("simulation took longer than " + SIMULATION_TIMEOUT + " to complete");
                }
                Thread.sleep(1000);
                MessageEvent[] messageEvents = vcellConnection.getMessageEvents();
                if (messageEvents != null) {
                    for (MessageEvent event : messageEvents) {
                        if (event instanceof SimulationJobStatusEvent) {
                            SimulationJobStatusEvent jobEvent = (SimulationJobStatusEvent) event;
                            SimulationJobStatus jobStatus = jobEvent.getJobStatus();
                            VCSimulationIdentifier eventSimId = jobStatus.getVCSimulationIdentifier();
                            if (eventSimId.getOwner().equals(userLoginInfo.getUser()) && eventSimId.getSimulationKey().equals(sim.getKey())) {
                                simStatus = SimulationStatus.updateFromJobEvent(simStatus, jobEvent);
                            }
                        }
                    }
                }
            }
            runningSimId = null;
            if (!simStatus.isCompleted()) {
                throw new RuntimeException("failed: " + simStatus.getDetails());
            }
            simSuccess(id);
        } catch (Throwable e) {
            simFailed(id, e.getMessage());
        } finally {
            // cleanup
            try {
                RemoteProxyVCellConnectionFactory vcellConnectionFactory = new RemoteProxyVCellConnectionFactory(host, port, userLoginInfo);
                VCellConnection vcellConnection = vcellConnectionFactory.createVCellConnection();
                if (runningSimId != null) {
                    try {
                        vcellConnection.getSimulationController().stopSimulation(runningSimId);
                    } catch (Exception e) {
                        e.printStackTrace(System.out);
                    }
                }
                if (savedBioModelKey != null) {
                    vcellConnection.getUserMetaDbServer().deleteBioModel(savedBioModelKey);
                }
            } catch (Exception e) {
                e.printStackTrace(System.out);
            }
        }
        try {
            Thread.sleep(SIMULATION_LOOP_SLEEP);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
}