/** {@inheritDoc} */
protected void getNewMonitors(Map<String, Monitor> map) throws MonitorException {
assert Thread.holdsLock(this);
int used = prologue.getUsed();
long modificationTime = prologue.getModificationTimeStamp();
if ((used > lastUsed) || (lastModificationTime > modificationTime)) {
lastUsed = used;
lastModificationTime = modificationTime;
Monitor monitor = getNextMonitorEntry();
while (monitor != null) {
String name = monitor.getName();
// guard against duplicate entries
if (!map.containsKey(name)) {
map.put(name, monitor);
/*
* insertedMonitors is null when called from pollFor()
* via buildMonitorMap(). Since we update insertedMonitors
* at the end of buildMonitorMap(), it's ok to skip the
* add here.
*/
if (insertedMonitors != null) {
insertedMonitors.add(monitor);
}
}
monitor = getNextMonitorEntry();
}
}
}
public void destroy() {
try {
server_mon.enter();
Iterator it = rendezvous_bindings.values().iterator();
while (it.hasNext()) {
Object[] entry = (Object[]) it.next();
final DHTTransportUDPContact contact = (DHTTransportUDPContact) entry[0];
new AEThread2("DHTNATPuncher:destroy", true) {
public void run() {
sendClose(contact);
}
}.start();
}
} catch (Throwable e) {
log(e);
} finally {
server_mon.exit();
}
}
/** PENDING javadocs */
public void run() {
assert (monitors != null);
boolean reloaded = false;
for (Iterator<Monitor> i = monitors.iterator(); i.hasNext(); ) {
Monitor m = i.next();
try {
if (m.hasBeenModified()) {
if (!reloaded) {
reloaded = true;
}
}
} catch (IOException ioe) {
if (LOGGER.isLoggable(Level.SEVERE)) {
LOGGER.severe(
"Unable to access url "
+ m.uri.toString()
+ ". Monitoring for this resource will no longer occur.");
}
if (LOGGER.isLoggable(Level.FINE)) {
LOGGER.log(Level.FINE, ioe.toString(), ioe);
}
i.remove();
}
}
if (reloaded) {
reload(sc);
}
}
/**
* Read one node with the given ID from the database.
*
* @param nodeID ID of the node in the database
* @param networkID ID of the network
* @return Node
*/
public Node read(long nodeID, long networkID) throws DatabaseException {
Node node;
String nodeIdStr = "node.{id=" + nodeID + ", network_id=" + networkID + "}";
long timeBegin = System.nanoTime();
try {
dbr.transactionBegin();
Monitor.debug("Node reader transaction beginning on " + nodeIdStr);
node = readWithAssociates(nodeID, networkID);
dbr.transactionCommit();
Monitor.debug("Node reader transaction committing on " + nodeIdStr);
} catch (DatabaseException dbExc) {
Monitor.err(dbExc);
throw dbExc;
} finally {
try {
dbr.transactionRollback();
Monitor.debug("Node reader transaction rollback on " + nodeIdStr);
} catch (Exception Exc) {
// Do nothing.
}
}
long timeCommit = System.nanoTime();
if (node != null) {
Monitor.duration("Read " + nodeIdStr, timeCommit - timeBegin);
}
return node;
}
public void updateMonitor(com.dragonflow.SiteView.J2EEMonitor j2eemonitor) {
java.lang.String s = (java.lang.String) j2eemonitor.getUniqueID();
Monitor monitor = (Monitor) activeMonitors.get(s);
if (monitor == null) {
return;
}
java.util.Set set = j2eemonitor.getCounters();
int i = j2eemonitor.getInterval();
boolean flag = false;
synchronized (monitor) {
if (!set.equals(monitor.getCounters())) {
monitor.setCounters(set);
calcCounterUnion();
flag = true;
}
if (i != monitor.getInterval()) {
monitor.setInterval(i);
calcInterval();
flag = true;
}
}
if (flag) {
getMetricData(true);
}
}
/**
* @param monitorgroup
* @param portalsiteview
*/
void processGroup(MonitorGroup monitorgroup, PortalSiteView portalsiteview) {
boolean flag = visitor.groupPre(monitorgroup, portalsiteview);
if (flag) {
if (addAlerts) {
Array array = monitorgroup.getElementsOfClass("COM.dragonflow.SiteView.Rule", false, false);
Rule rule;
for (Enumeration enumeration1 = array.elements();
enumeration1.hasMoreElements();
processAlert(rule, null, monitorgroup, portalsiteview)) {
rule = (Rule) enumeration1.nextElement();
}
}
Enumeration enumeration = monitorgroup.getMonitors();
while (enumeration.hasMoreElements()) {
Monitor monitor = (Monitor) enumeration.nextElement();
if (itemFilter.itemAllowed(monitor.getFullID()) && itemFilter.monitorAllowed(monitor)) {
if (debug) {
Monitor _tmp = monitor;
TextUtils.debugPrint("process monitor: " + monitor.getProperty(Monitor.pName));
}
processMonitor(monitor, monitorgroup, portalsiteview);
}
}
}
visitor.groupPost(monitorgroup, portalsiteview);
}
@Override
public void onDestroy() {
// Unregister observers
for (Monitor monitor : monitors) {
monitor.terminate();
}
}
@Sync
static void monitorExit(final TObject o, int count) {
if (o.isEmptyMonitor() || o.monitor.owner != TThread.currentThread()) {
throw new TIllegalMonitorStateException();
}
o.monitor.count -= count;
if (o.monitor.count > 0) {
return;
}
o.monitor.owner = null;
if (!o.monitor.enteringThreads.isEmpty()) {
Platform.postpone(
() -> {
if (o.isEmptyMonitor() || o.monitor.owner != null) {
return;
}
if (!o.monitor.enteringThreads.isEmpty()) {
o.monitor.enteringThreads.remove().run();
}
});
} else {
o.isEmptyMonitor();
}
}
@Override
public void reset() {
super.reset();
m_phi.reset();
m_mons = new LinkedList<ValuePair>();
m_variableResolver = new HashMap<String, String>();
}
protected void receiveTunnelInbound(DHTTransportUDPContact originator, Map data) {
log("Received tunnel inbound message from " + originator.getString());
try {
punch_mon.enter();
for (int i = 0; i < oustanding_punches.size(); i++) {
Object[] wait_data = (Object[]) oustanding_punches.get(i);
DHTTransportContact wait_contact = (DHTTransportContact) wait_data[0];
if (originator.getAddress().getAddress().equals(wait_contact.getAddress().getAddress())) {
wait_data[2] = new Integer(originator.getTransportAddress().getPort());
((AESemaphore) wait_data[1]).release();
}
}
} finally {
punch_mon.exit();
}
}
/** Read all PeMS data in the given time range at the given VDS. */
public PeMSProfile read(Interval interval, Long vdsId) throws DatabaseException {
PeMSProfile profile;
String pemsIdStr = "pems.{vds_id=" + vdsId + ", interval=" + interval + "}";
long timeBegin = System.nanoTime();
try {
dbr.transactionBegin();
Monitor.debug("PeMS reader transaction beginning on " + pemsIdStr);
profile = readProfile(interval, vdsId);
dbr.transactionCommit();
Monitor.debug("PeMS reader transaction committing on " + pemsIdStr);
} catch (DatabaseException dbExc) {
Monitor.err(dbExc);
throw dbExc;
} finally {
try {
dbr.transactionRollback();
Monitor.debug("PeMS reader transaction rollback on " + pemsIdStr);
} catch (Exception Exc) {
// Do nothing.
}
}
long timeCommit = System.nanoTime();
if (profile != null) {
Monitor.duration("Read " + pemsIdStr, timeCommit - timeBegin);
}
return profile;
}
/**
* This method starts the arbitration of behaviours and runs an endless loop. <br>
* Note: Arbitrator does not run in a separate thread. The start() method will never return unless
* <br>
* 1. no action() method is running and <br>
* 2. no behaviour takeControl() returns <B> true </B> and <br>
* 3. the <i>returnWhenInacative </i> flag is true,
*/
public void start() {
// int i =0;
monitor.start();
while (_highestPriority == NONE) {
Thread.yield(); // wait for some behaviour to take contro
}
while (true) {
synchronized (monitor) {
if (_highestPriority != NONE) {
_active = _highestPriority;
} else if (_returnWhenInactive) { // no behaviour wants to run
monitor.more = false; // 9 shut down monitor thread
return;
}
}
// monotor released before action is called
if (_active != NONE) // _highestPrioirty could be NONE
{
visCall = 0;
_behaviour[_active].action();
_active = NONE; // no active behaviour at the moment
}
Thread.yield();
// i++;
// System.out.println("i " + i);
// if (i==10) return;
}
}
/**
* El metodo recibe un String que corresponde con la entrada del cliente. Se encarga de las
* negociaciones con el cliente, en las que ovtiene tiempo y peso de la imagen a mostrar en la
* ventana, devuelve la propuesta de la hora de muestra de su imagen
*
* @param inputLine
* @return
* @throws IOException
*/
private String negociacionInicial(String inputLine, long t) throws IOException {
// El cliente quiere iniciar la negociación con el servidor
String salida = null;
int peso = -1;
int tiempo = -1;
// Leemos los datos que nos envía
try {
Scanner lectura = new Scanner(inputLine);
lectura.next(); // Peso
lectura.next(); // de
lectura.next(); // la
lectura.next(); // imagen:
peso = lectura.nextInt();
lectura.next(); // Tiempo:
tiempo = lectura.nextInt();
lectura.close();
} catch (Exception er) {
salida = "ERROR: Mensaje ilegible.";
}
if (salida == null) { // Si no ha habido error
nodo.setPesoImagen(peso);
nodo.setTiempo(tiempo);
// Tiempo de conexion y negociacion con el Socket
long tfinal = System.currentTimeMillis() - t;
tfinal = monitor.getT() + tfinal;
monitor.setT(tfinal);
// Nos ponemos en contacto con el gestor del servicio (monitor)
salida = monitor.negociacion(nodo);
}
return salida;
}
@Override
public void remove(PnfsId id) {
Monitor monitor = _entries.get(id);
if (monitor != null) {
monitor.remove();
}
}
@Override
public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
JAtomicResourceSession atomicResourceSession =
JAtomicResourceSessionHolder.getAtomicResourceSession();
Monitor.get().in();
Throwable throwable = null;
Object object = null;
try {
object = method.invoke(target, args);
} catch (Exception e) {
logger.error(target.getClass().getName() + "(proxy) invoke encounter exception : ", e);
throwable = e;
throw e;
} finally {
if (throwable != null) {
atomicResourceSession.rollback();
Monitor.remove();
JAtomicResourceSessionHolder.release();
}
if (Monitor.get().out()) {
atomicResourceSession.commit();
Monitor.remove();
JAtomicResourceSessionHolder.release();
}
}
return object;
}
@Override
public int onStartCommand(Intent intent, int flags, int startId) {
super.onStartCommand(intent, flags, startId);
Monitor monitor = new Monitor();
monitor.start();
return START_STICKY;
}
/** set a new channel whose limits we wish to monitor */
public void setChannel(final Channel channel) {
synchronized (this) {
if (_lowerChannel != null) {
_lowerChannel.removeConnectionListener(this);
if (_lowerMonitor != null) {
_lowerMonitor.clear();
_lowerMonitor = null;
}
}
final String lowerLimitPV = channel.channelName() + ".LOPR";
_lowerChannel = ChannelFactory.defaultFactory().getChannel(lowerLimitPV);
_lowerChannel.addConnectionListener(this);
_lowerChannel.requestConnection();
if (_upperChannel != null) {
_upperChannel.removeConnectionListener(this);
if (_upperMonitor != null) {
_upperMonitor.clear();
_upperMonitor = null;
}
}
final String upperLimitPV = channel.channelName() + ".HOPR";
_upperChannel = ChannelFactory.defaultFactory().getChannel(upperLimitPV);
_upperChannel.addConnectionListener(this);
_upperChannel.requestConnection();
}
}
ImmutableMap<Service, Long> startupTimes() {
List<Entry<Service, Long>> loadTimes;
monitor.enter();
try {
loadTimes = Lists.newArrayListWithCapacity(startupTimers.size());
// N.B. There will only be an entry in the map if the service has started
for (Entry<Service, Stopwatch> entry : startupTimers.entrySet()) {
Service service = entry.getKey();
Stopwatch stopWatch = entry.getValue();
if (!stopWatch.isRunning() && !(service instanceof NoOpService)) {
loadTimes.add(Maps.immutableEntry(service, stopWatch.elapsed(MILLISECONDS)));
}
}
} finally {
monitor.leave();
}
Collections.sort(
loadTimes,
Ordering.<Long>natural()
.onResultOf(
new Function<Entry<Service, Long>, Long>() {
@Override
public Long apply(Map.Entry<Service, Long> input) {
return input.getValue();
}
}));
ImmutableMap.Builder<Service, Long> builder = ImmutableMap.builder();
for (Entry<Service, Long> entry : loadTimes) {
builder.put(entry);
}
return builder.build();
}
private synchronized void calcInterval() {
int i = 0x7fffffff;
int j = 0x80000000;
synchronized (activeMonitors) {
java.util.Iterator iterator = activeMonitors.values().iterator();
while (iterator.hasNext()) {
Monitor monitor = (Monitor) iterator.next();
int k = monitor.getInterval();
if (k < i) {
i = k;
}
if (k > j) {
j = k;
}
}
}
if (i != minInterval.intValue()) {
synchronized (minInterval) {
minInterval = new Integer(i);
if (getMetricDataTimer != null) {
getMetricDataTimer.cancel();
}
if (activeMonitors.size() != 0) {
getMetricDataTimer = new Timer(true);
getMetricDataTimer.scheduleAtFixedRate(
new GetMetricDataTask(this), (i * 1000) / 4, (i * 1000) / 2);
}
}
}
if (j != maxInterval.intValue()) {
synchronized (maxInterval) {
maxInterval = new Integer(j);
}
}
}
void awaitHealthy() {
monitor.enterWhenUninterruptibly(awaitHealthGuard);
try {
checkHealthy();
} finally {
monitor.leave();
}
}
@Override
public void close() {
_isClosed = true;
for (Monitor monitor : _entries.values()) {
monitor.close();
}
_inner.close();
}
public void evaluateSequential(Frontier frontier, Seen seen) {
Redirects r = null;
try {
r = _redirsClass.newInstance();
} catch (InstantiationException e) {
_log.info("IllegalAccessException. Using dummy.");
r = new DummyRedirects();
} catch (IllegalAccessException e) {
_log.info("IllegalAccessException. Using dummy.");
r = new DummyRedirects();
}
_queue = new BreadthFirstQueue(_tldm, r, seen, Integer.MAX_VALUE, Integer.MAX_VALUE, -1, false);
_queue.schedule(frontier);
_log.info(_queue.toString());
int i = 0;
while (_queue.size() > 0 && i <= CrawlerConstants.MAX_REDIRECTS) {
List<Thread> ts = new ArrayList<Thread>();
for (int j = 0; j < _threads; j++) {
LookupThread lt =
new LookupThread(
_cm, _queue, _contentHandler, _output, _links, _robots, _eh, _ff, _blacklist, j);
ts.add(lt); // new Thread(lt,"LookupThread-"+j));
}
_log.info("Starting threads round " + i++ + " with " + _queue.size() + " uris");
for (Thread t : ts) {
t.start();
}
Monitor m = new Monitor(ts, System.err, 1000 * 10);
m.start();
for (Thread t : ts) {
try {
t.join();
} catch (InterruptedException e1) {
_log.info(e1.getMessage());
// e1.printStackTrace();
}
}
m.shutdown();
_queue.schedule(frontier);
_log.info("ROUND " + i + " DONE with " + _queue.size() + " uris remaining in queue");
_log.info("new queue: \n" + _queue.toString());
}
_log.info("DONE with " + _queue.size() + " uris remaining in queue");
}
/**
* Return an array with spaces for the values in header and values populated for monitor data -
* last value, active and last access
*/
public Object[] getData(Monitor mon) {
Object[] retData =
new Object
[header.length]; // all but the 2 values will be null and will be replaced by caller.
retData[lastValueIndex] = new Double(mon.getLastValue());
retData[activeIndex] = new Double(mon.getActive());
retData[dateIndex] = mon.getLastAccess();
return retData;
}
public java.lang.String getLastError(com.dragonflow.SiteView.J2EEMonitor j2eemonitor) {
java.lang.String s = (java.lang.String) j2eemonitor.getUniqueID();
Monitor monitor = (Monitor) activeMonitors.get(s);
java.lang.String s1 = monitor.getLastError();
if (s1 == null) {
s1 = lastError;
}
return s1;
}
protected void addToMonitorList(Monitor monitor, Array array, HashMap hashmap) {
if (monitor == this) {
return;
}
String s = monitor.getProperty(pGroupID) + " " + monitor.getProperty(pID);
if (hashmap.get(s) == null) {
hashmap.put(s, monitor);
array.add(monitor);
}
}
/**
* Test method for {@link Monitor#getServiceInfo()}.
*
* @throws ConnectionException
*/
@Test
public final void testGetServiceInfo1() throws ConnectionException {
final Monitor conn = new Monitor(scalarisNode);
try {
final GetServiceInfoResult serviceInfo = conn.getServiceInfo();
assertTrue(serviceInfo.nodes >= 0);
assertTrue(serviceInfo.totalLoad >= 0);
} finally {
conn.closeConnection();
}
}
/**
* This method is used to write the zero length chunk. Writing the zero length chunk tells the
* client that the response has been fully sent, and the next sequence of bytes from the HTTP
* pipeline is the start of the next response. This will signal to the server kernel that the next
* request is read to read.
*/
private void finish() throws IOException {
try {
sender.send(zero);
monitor.ready(sender);
} catch (Exception cause) {
if (sender != null) {
monitor.close(sender);
}
throw new ProducerException("Error flushing response", cause);
}
}
/**
* Attempts to start the timer immediately prior to the service being started via {@link
* Service#startAsync()}.
*/
void tryStartTiming(Service service) {
monitor.enter();
try {
Stopwatch stopwatch = startupTimers.get(service);
if (stopwatch == null) {
startupTimers.put(service, Stopwatch.createStarted());
}
} finally {
monitor.leave();
}
}
/**
* Updates the state with the given service transition.
*
* <p>This method performs the main logic of ServiceManager in the following steps.
*
* <ol>
* <li>Update the {@link #servicesByState()}
* <li>Update the {@link #startupTimers}
* <li>Based on the new state queue listeners to run
* <li>Run the listeners (outside of the lock)
* </ol>
*/
void transitionService(final Service service, State from, State to) {
checkNotNull(service);
checkArgument(from != to);
monitor.enter();
try {
transitioned = true;
if (!ready) {
return;
}
// Update state.
checkState(
servicesByState.remove(from, service),
"Service %s not at the expected location in the state map %s",
service,
from);
checkState(
servicesByState.put(to, service),
"Service %s in the state map unexpectedly at %s",
service,
to);
// Update the timer
Stopwatch stopwatch = startupTimers.get(service);
if (stopwatch == null) {
// This means the service was started by some means other than ServiceManager.startAsync
stopwatch = Stopwatch.createStarted();
startupTimers.put(service, stopwatch);
}
if (to.compareTo(RUNNING) >= 0 && stopwatch.isRunning()) {
// N.B. if we miss the STARTING event then we may never record a startup time.
stopwatch.stop();
if (!(service instanceof NoOpService)) {
logger.log(Level.FINE, "Started {0} in {1}.", new Object[] {service, stopwatch});
}
}
// Queue our listeners
// Did a service fail?
if (to == FAILED) {
fireFailedListeners(service);
}
if (states.count(RUNNING) == numberOfServices) {
// This means that the manager is currently healthy. N.B. If other threads call isHealthy
// they are not guaranteed to get 'true', because any service could fail right now.
fireHealthyListeners();
} else if (states.count(TERMINATED) + states.count(FAILED) == numberOfServices) {
fireStoppedListeners();
}
} finally {
monitor.leave();
// Run our executors outside of the lock
executeListeners();
}
}
@Override
public void run() {
while (true) {
try {
monitor.DEC();
System.out.println(
"resto y total:" + monitor.toString() + " soy " + Thread.currentThread().getName());
} catch (InterruptedException ex) {
Logger.getLogger(HiloRestador.class.getName()).log(Level.SEVERE, null, ex);
}
}
}