/** {@inheritDoc} */
@Override
public final Map<UUID, GridNodeMetrics> metrics(Collection<UUID> nodeIds)
throws GridSpiException {
assert !F.isEmpty(nodeIds);
long now = U.currentTimeMillis();
Collection<UUID> expired = new LinkedList<>();
for (UUID id : nodeIds) {
GridNodeMetrics nodeMetrics = metricsMap.get(id);
Long ts = tsMap.get(id);
if (nodeMetrics == null || ts == null || ts < now - metricsExpireTime) expired.add(id);
}
if (!expired.isEmpty()) {
Map<UUID, GridNodeMetrics> refreshed = metrics0(expired);
for (UUID id : refreshed.keySet()) tsMap.put(id, now);
metricsMap.putAll(refreshed);
}
return F.view(metricsMap, F.contains(nodeIds));
}
/**
* Creates node predicate that evaluates to {@code true} for all provided nodes. Implementation
* will make a defensive copy.
*
* @param nodes Optional grid nodes. If none provided - predicate will always return {@code
* false}.
*/
public GridNodePredicate(@Nullable GridNode... nodes) {
if (F.isEmpty(nodes)) ids = Collections.emptySet();
else if (nodes.length == 1) ids = Collections.singleton(nodes[0].id());
else {
ids = new HashSet<>(nodes.length);
for (GridNode n : nodes) ids.add(n.id());
}
}
/**
* Creates node predicate that evaluates to {@code true} for all provided node IDs. Implementation
* will make a defensive copy.
*
* @param ids Optional node IDs. If none provided - predicate will always return {@code false}.
*/
public GridNodePredicate(@Nullable UUID... ids) {
if (F.isEmpty(ids)) this.ids = Collections.emptySet();
else if (ids.length == 1) this.ids = Collections.singleton(ids[0]);
else {
this.ids = new HashSet<>(ids.length);
Collections.addAll(this.ids, ids);
}
}
/** {@inheritDoc} */
@Override
public final void removeMetrics(Collection<UUID> nodeIds) throws GridSpiException {
assert !F.isEmpty(nodeIds);
for (UUID id : nodeIds) {
metricsMap.remove(id);
tsMap.remove(id);
}
removeMetrics0(nodeIds);
}
/**
* Parses HTTP parameters in an appropriate format and return back map of values to predefined
* list of names.
*
* @param req Request.
* @return Map of parsed parameters.
*/
@SuppressWarnings({"unchecked"})
private Map<String, Object> parameters(ServletRequest req) {
Map<String, String[]> params = req.getParameterMap();
if (F.isEmpty(params)) return Collections.emptyMap();
Map<String, Object> map = U.newHashMap(params.size());
for (Map.Entry<String, String[]> entry : params.entrySet())
map.put(entry.getKey(), parameter(entry.getValue()));
return map;
}
/**
* Checks {@link GridSystemProperties#GG_JETTY_PORT} system property and overrides default
* connector port if it present. Then initializes {@code port} with the found value.
*
* @param con Jetty connector.
*/
private void override(AbstractNetworkConnector con) {
String host = System.getProperty(GG_JETTY_HOST);
if (!F.isEmpty(host)) con.setHost(host);
int currPort = con.getPort();
Integer overridePort = Integer.getInteger(GG_JETTY_PORT);
if (overridePort != null && overridePort != 0) currPort = overridePort;
con.setPort(currPort);
port = currPort;
}
/**
* @param rmtReducer Optional reducer.
* @param rmtTransform Optional transformer.
* @param args Arguments.
* @return Future.
*/
@SuppressWarnings("IfMayBeConditional")
private <R> GridCacheQueryFuture<R> execute(
@Nullable GridReducer<T, R> rmtReducer,
@Nullable GridClosure<T, R> rmtTransform,
@Nullable Object... args) {
Collection<GridNode> nodes = nodes();
cctx.checkSecurity(GridSecurityPermission.CACHE_READ);
if (F.isEmpty(nodes))
return new GridCacheQueryErrorFuture<>(
cctx.kernalContext(),
new GridEmptyProjectionException("There are no data nodes for cache: " + cctx.namexx()));
if (log.isDebugEnabled())
log.debug("Executing query [query=" + this + ", nodes=" + nodes + ']');
if (cctx.deploymentEnabled()) {
try {
cctx.deploy().registerClasses(filter, rmtReducer, rmtTransform);
cctx.deploy().registerClasses(args);
} catch (GridException e) {
return new GridCacheQueryErrorFuture<>(cctx.kernalContext(), e);
}
}
if (subjId == null) subjId = cctx.localNodeId();
taskHash = cctx.kernalContext().job().currentTaskNameHash();
GridCacheQueryBean bean =
new GridCacheQueryBean(
this,
(GridReducer<Object, Object>) rmtReducer,
(GridClosure<Object, Object>) rmtTransform,
args);
GridCacheQueryManager qryMgr = cctx.queries();
boolean loc = nodes.size() == 1 && F.first(nodes).id().equals(cctx.localNodeId());
if (type == SQL_FIELDS)
return (GridCacheQueryFuture<R>)
(loc ? qryMgr.queryFieldsLocal(bean) : qryMgr.queryFieldsDistributed(bean, nodes));
else
return (GridCacheQueryFuture<R>)
(loc ? qryMgr.queryLocal(bean) : qryMgr.queryDistributed(bean, nodes));
}
/** {@inheritDoc} */
@Override
public void prepareMarshal(GridCacheContext<K, V> ctx) throws GridException {
super.prepareMarshal(ctx);
if (err != null) errBytes = ctx.marshaller().marshal(err);
metaDataBytes = marshalCollection(metadata, ctx);
dataBytes = fields ? marshalFieldsCollection(data, ctx) : marshalCollection(data, ctx);
if (ctx.deploymentEnabled() && !F.isEmpty(data)) {
for (Object o : data) {
if (o instanceof Map.Entry) {
Map.Entry e = (Map.Entry) o;
prepareObject(e.getKey(), ctx);
prepareObject(e.getValue(), ctx);
}
}
}
}
/**
* Initializes store.
*
* @throws GridException If failed to initialize.
*/
private void init() throws GridException {
if (initGuard.compareAndSet(false, true)) {
if (log.isDebugEnabled()) log.debug("Initializing cache store.");
try {
if (sesFactory != null)
// Session factory has been provided - nothing to do.
return;
if (!F.isEmpty(hibernateCfgPath)) {
try {
URL url = new URL(hibernateCfgPath);
sesFactory = new Configuration().configure(url).buildSessionFactory();
if (log.isDebugEnabled()) log.debug("Configured session factory using URL: " + url);
// Session factory has been successfully initialized.
return;
} catch (MalformedURLException e) {
if (log.isDebugEnabled())
log.debug("Caught malformed URL exception: " + e.getMessage());
}
// Provided path is not a valid URL. File?
File cfgFile = new File(hibernateCfgPath);
if (cfgFile.exists()) {
sesFactory = new Configuration().configure(cfgFile).buildSessionFactory();
if (log.isDebugEnabled())
log.debug("Configured session factory using file: " + hibernateCfgPath);
// Session factory has been successfully initialized.
return;
}
// Provided path is not a file. Classpath resource?
sesFactory = new Configuration().configure(hibernateCfgPath).buildSessionFactory();
if (log.isDebugEnabled())
log.debug("Configured session factory using classpath resource: " + hibernateCfgPath);
} else {
if (hibernateProps == null) {
U.warn(
log, "No Hibernate configuration has been provided for store (will use default).");
hibernateProps = new Properties();
hibernateProps.setProperty("hibernate.connection.url", DFLT_CONN_URL);
hibernateProps.setProperty("hibernate.show_sql", DFLT_SHOW_SQL);
hibernateProps.setProperty("hibernate.hbm2ddl.auto", DFLT_HBM2DDL_AUTO);
}
Configuration cfg = new Configuration();
cfg.setProperties(hibernateProps);
assert resourceAvailable(MAPPING_RESOURCE);
cfg.addResource(MAPPING_RESOURCE);
sesFactory = cfg.buildSessionFactory();
if (log.isDebugEnabled())
log.debug("Configured session factory using properties: " + hibernateProps);
}
} catch (HibernateException e) {
throw new GridException("Failed to initialize store.", e);
} finally {
initLatch.countDown();
}
} else if (initLatch.getCount() > 0) U.await(initLatch);
if (sesFactory == null) throw new GridException("Cache store was not properly initialized.");
}
/**
* Creates node predicate that evaluates to {@code true} for all provided node IDs. Implementation
* will make a defensive copy.
*
* @param ids Optional node IDs. If none provided - predicate will always return {@code false}.
*/
public GridNodePredicate(@Nullable Collection<UUID> ids) {
this.ids =
F.isEmpty(ids)
? Collections.<UUID>emptySet()
: ids.size() == 1 ? Collections.singleton(F.first(ids)) : new HashSet<>(ids);
}