Example usage for com.google.common.util.concurrent Monitor Monitor

Introduction

In this page you can find the example usage for com.google.common.util.concurrent Monitor Monitor.

Prototype

public Monitor(boolean fair) 

Source Link

Document

Creates a monitor with the given ordering policy.

Usage

From source file:com.github.richardballard.arbeeutils.concurrent.GateBarrier.java

public GateBarrier(final @NotNull State initialState) {

    this.state = initialState;

    this.monitor = new Monitor(false);
    this.isOpenGuard = new Monitor.Guard(monitor) {
        @Override/*w  w w .j av a  2 s.com*/
        public boolean isSatisfied() {
            return state == State.OPEN;
        }
    };
}

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From source file:guru.qas.martini.jmeter.control.MartiniController.java

public MartiniController() {
    super();/*  ww w  .  j  ava2  s.com*/
    monitor = new Monitor(true);
    martinisRef = new AtomicReference<>();
    iteratorRef = new AtomicReference<>();
    index = new HashMap<>();
}

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From source file:com.github.nethad.clustermeister.provisioning.ec2.AmazonEC2JPPFDeployer.java

static protected Monitor getDriverMonitor(NodeMetadata metadata) {
    driverMM.enter();//from   w  w w .  j a va2s .co  m
    try {
        Monitor driverMonitor = instanceDriverMonitors.get(metadata.getId());
        if (driverMonitor == null) {
            driverMonitor = new Monitor(false);
            instanceDriverMonitors.put(metadata.getId(), driverMonitor);
        }
        return driverMonitor;
    } finally {
        driverMM.leave();
    }
}

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From source file:com.github.nethad.clustermeister.provisioning.jppf.LocalDriverBuilder.java

@Override
protected ClustermeisterLauncher doBuild() {
    JPPFDriverConfigurationSource.serverPort = serverPort;
    JPPFDriverConfigurationSource.managementPort = managementPort;
    JPPFDriverConfigurationSource.jvmOptions = configuration
            .getString(ConfigurationKeys.JVM_OPTIONS_LOCAL_DRIVER, "");
    Map<String, String> loadBalancingConfigValues = new DriverLoadBalancing(configuration)
            .getLoadBalancingConfigValues();
    if (loadBalancingConfigValues.isEmpty()) {
        //                logger.info("No load balancing settings set.");
    } else {//from w  w w  .  j ava2s .  com
        for (Map.Entry<String, String> entry : loadBalancingConfigValues.entrySet()) {
            //                    logger.info("{} => {}", entry.getKey(), entry.getValue());
        }
    }
    JPPFDriverConfigurationSource.loadBalancing = new DriverLoadBalancing(configuration)
            .getLoadBalancingConfigValues();
    final ClustermeisterLauncher launcher = new ClustermeisterDriverLauncher(true);
    final AtomicBoolean initialized = new AtomicBoolean(false);
    final Monitor initializationMonitor = new Monitor(false);
    final Monitor.Guard isInitialized = new Monitor.Guard(initializationMonitor) {
        @Override
        public boolean isSatisfied() {
            return initialized.get();
        }
    };
    launcher.addObserver(new Observer() {
        @Override
        public void update(Observable o, Object arg) {
            initializationMonitor.enter();
            try {
                initialized.set(true);
            } finally {
                initializationMonitor.leave();
            }
        }
    });
    Thread driverThread = new Thread(new Runnable() {
        @Override
        public void run() {
            try {
                launcher.doLaunch(true, ClustermeisterProcessLauncher.StreamSink.LOG);
            } catch (Throwable ex) {
                logger.warn("Execption from local driver thread.", ex);
            }
        }
    });
    driverThread.setName(String.format("%s-%s", DRIVER_THREAD_NAME, driverThread.getId()));
    driverThread.start();

    //wait for driver to initialize.
    initializationMonitor.enter();
    try {
        try {
            initializationMonitor.waitFor(isInitialized);
        } catch (InterruptedException ex) {
            logger.warn("Interrupted while waiting for local driver to initialize! "
                    + "Initialization may not be complete.", ex);
        }
    } finally {
        initializationMonitor.leave();
    }
    return launcher;
}

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From source file:com.github.nethad.clustermeister.provisioning.ec2.AmazonEC2JPPFDeployer.java

static protected Monitor getNodeMonitor(NodeMetadata metadata) {
    nodeMM.enter();/*w ww  .  j a  va  2s .c o  m*/
    try {
        Monitor nodeMonitor = instanceNodeMonitors.get(metadata.getId());
        if (nodeMonitor == null) {
            nodeMonitor = new Monitor(false);
            instanceNodeMonitors.put(metadata.getId(), nodeMonitor);
        }
        return nodeMonitor;
    } finally {
        nodeMM.leave();
    }
}

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