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/*
* 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 org.apache.geode.cache.client.internal;
import org.apache.geode.CancelCriterion;
import org.apache.geode.CancelException;
import org.apache.geode.StatisticsFactory;
import org.apache.geode.SystemFailure;
import org.apache.geode.cache.*;
import org.apache.geode.cache.client.Pool;
import org.apache.geode.cache.client.ServerConnectivityException;
import org.apache.geode.cache.client.SubscriptionNotEnabledException;
import org.apache.geode.cache.client.internal.pooling.ConnectionManager;
import org.apache.geode.cache.client.internal.pooling.ConnectionManagerImpl;
import org.apache.geode.cache.query.QueryService;
import org.apache.geode.cache.query.internal.DefaultQueryService;
import org.apache.geode.cache.wan.GatewaySender;
import org.apache.geode.distributed.PoolCancelledException;
import org.apache.geode.distributed.internal.DistributionConfig;
import org.apache.geode.distributed.internal.InternalDistributedSystem;
import org.apache.geode.distributed.internal.ServerLocation;
import org.apache.geode.internal.statistics.DummyStatisticsFactory;
import org.apache.geode.internal.ScheduledThreadPoolExecutorWithKeepAlive;
import org.apache.geode.internal.admin.ClientStatsManager;
import org.apache.geode.internal.cache.*;
import org.apache.geode.internal.cache.tier.sockets.AcceptorImpl;
import org.apache.geode.internal.cache.tier.sockets.ClientProxyMembershipID;
import org.apache.geode.internal.i18n.LocalizedStrings;
import org.apache.geode.internal.logging.InternalLogWriter;
import org.apache.geode.internal.logging.LogService;
import org.apache.geode.internal.logging.log4j.LocalizedMessage;
import org.apache.logging.log4j.Logger;
import java.net.InetSocketAddress;
import java.util.*;
import java.util.Map.Entry;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
/**
* Manages the client side of client to server connections and client queues.
*
* @since GemFire 5.7
*/
public class PoolImpl implements InternalPool {
public static final String ON_DISCONNECT_CLEAR_PDXTYPEIDS =
DistributionConfig.GEMFIRE_PREFIX + "ON_DISCONNECT_CLEAR_PDXTYPEIDS";
private static final Logger logger = LogService.getLogger();
public static final int HANDSHAKE_TIMEOUT =
Long.getLong(DistributionConfig.GEMFIRE_PREFIX + "PoolImpl.HANDSHAKE_TIMEOUT",
AcceptorImpl.DEFAULT_HANDSHAKE_TIMEOUT_MS).intValue();
public static final long SHUTDOWN_TIMEOUT = Long
.getLong(DistributionConfig.GEMFIRE_PREFIX + "PoolImpl.SHUTDOWN_TIMEOUT", 30000).longValue();
public static final int BACKGROUND_TASK_POOL_SIZE = Integer
.getInteger(DistributionConfig.GEMFIRE_PREFIX + "PoolImpl.BACKGROUND_TASK_POOL_SIZE", 20)
.intValue();
public static final int BACKGROUND_TASK_POOL_KEEP_ALIVE =
Integer
.getInteger(
DistributionConfig.GEMFIRE_PREFIX + "PoolImpl.BACKGROUND_TASK_POOL_KEEP_ALIVE", 1000)
.intValue();
// For durable client tests only. Connection Sources read this flag
// and return an empty list of servers.
public volatile static boolean TEST_DURABLE_IS_NET_DOWN = false;
private final String name;
private final int freeConnectionTimeout;
private final int loadConditioningInterval;
private final int socketBufferSize;
private final boolean threadLocalConnections;
private final int readTimeout;
private final boolean subscriptionEnabled;
private final boolean prSingleHopEnabled;
private final int subscriptionRedundancyLevel;
private final int subscriptionMessageTrackingTimeout;
private final int subscriptionAckInterval;
private final String serverGroup;
private final List locators;
private final List servers;
private final boolean startDisabled;
private final boolean usedByGateway;
private final int maxConnections;
private final int minConnections;
private final int retryAttempts;
private final long idleTimeout;
private final long pingInterval;
private final int statisticInterval;
private final boolean multiuserSecureModeEnabled;
private final ConnectionSource source;
private final ConnectionManager manager;
private QueueManager queueManager;
protected final EndpointManager endpointManager;
private final PoolManagerImpl pm;
protected final InternalLogWriter securityLogWriter;
protected volatile boolean destroyed;
private final PoolStats stats;
private ScheduledExecutorService backgroundProcessor;
private final OpExecutorImpl executor;
private final RegisterInterestTracker riTracker = new RegisterInterestTracker();
private final InternalDistributedSystem dsys;
private final ClientProxyMembershipID proxyId;
protected final CancelCriterion cancelCriterion;
private final ConnectionFactoryImpl connectionFactory;
private final ArrayList proxyCacheList;
private final GatewaySender gatewaySender;
private boolean keepAlive = false;
private static Object simpleLock = new Object();
public static final int PRIMARY_QUEUE_NOT_AVAILABLE = -2;
public static final int PRIMARY_QUEUE_TIMED_OUT = -1;
private AtomicInteger primaryQueueSize = new AtomicInteger(PRIMARY_QUEUE_NOT_AVAILABLE);
public static PoolImpl create(PoolManagerImpl pm, String name, Pool attributes) {
PoolImpl pool = new PoolImpl(pm, name, attributes);
pool.finishCreate(pm);
return pool;
}
public boolean isUsedByGateway() {
return usedByGateway;
}
/**
* @since GemFire 5.7
*/
protected void finishCreate(PoolManagerImpl pm) {
pm.register(this);
try {
start();
} catch (RuntimeException e) {
try {
destroy(false);
} catch (RuntimeException e2) {
// do nothing
}
throw e;
}
}
protected PoolImpl(PoolManagerImpl pm, String name, Pool attributes) {
this.pm = pm;
this.name = name;
this.freeConnectionTimeout = attributes.getFreeConnectionTimeout();
this.loadConditioningInterval = attributes.getLoadConditioningInterval();
this.socketBufferSize = attributes.getSocketBufferSize();
this.threadLocalConnections = attributes.getThreadLocalConnections();
this.readTimeout = attributes.getReadTimeout();
this.minConnections = attributes.getMinConnections();
this.maxConnections = attributes.getMaxConnections();
this.retryAttempts = attributes.getRetryAttempts();
this.idleTimeout = attributes.getIdleTimeout();
this.pingInterval = attributes.getPingInterval();
this.statisticInterval = attributes.getStatisticInterval();
this.subscriptionEnabled = attributes.getSubscriptionEnabled();
this.prSingleHopEnabled = attributes.getPRSingleHopEnabled();
this.subscriptionRedundancyLevel = attributes.getSubscriptionRedundancy();
this.subscriptionMessageTrackingTimeout = attributes.getSubscriptionMessageTrackingTimeout();
this.subscriptionAckInterval = attributes.getSubscriptionAckInterval();
this.serverGroup = attributes.getServerGroup();
this.multiuserSecureModeEnabled = attributes.getMultiuserAuthentication();
this.locators = attributes.getLocators();
this.servers = attributes.getServers();
this.startDisabled =
((PoolFactoryImpl.PoolAttributes) attributes).startDisabled || !pm.isNormal();
this.usedByGateway = ((PoolFactoryImpl.PoolAttributes) attributes).isGateway();
this.gatewaySender = ((PoolFactoryImpl.PoolAttributes) attributes).getGatewaySender();
// if (this.subscriptionEnabled && this.multiuserSecureModeEnabled) {
// throw new IllegalStateException(
// "subscription-enabled and multiuser-authentication both cannot be true.");
// }
InternalDistributedSystem ds = InternalDistributedSystem.getAnyInstance();
if (ds == null) {
throw new IllegalStateException(
LocalizedStrings.PoolImpl_DISTRIBUTED_SYSTEM_MUST_BE_CREATED_BEFORE_CREATING_POOL
.toLocalizedString());
}
this.securityLogWriter = ds.getSecurityInternalLogWriter();
if (!ds.getConfig().getStatisticSamplingEnabled() && this.statisticInterval > 0) {
logger.info(LocalizedMessage.create(
LocalizedStrings.PoolImpl_STATISTIC_SAMPLING_MUST_BE_ENABLED_FOR_SAMPLING_RATE_OF_0_TO_TAKE_AFFECT,
this.statisticInterval));
}
this.dsys = ds;
this.cancelCriterion = new Stopper();
if (Boolean.getBoolean(DistributionConfig.GEMFIRE_PREFIX + "SPECIAL_DURABLE")) {
ClientProxyMembershipID.setPoolName(name);
this.proxyId = ClientProxyMembershipID.getNewProxyMembership(ds);
ClientProxyMembershipID.setPoolName(null);
} else {
this.proxyId = ClientProxyMembershipID.getNewProxyMembership(ds);
}
StatisticsFactory statFactory = null;
if (this.gatewaySender != null) {
statFactory = new DummyStatisticsFactory();
} else {
statFactory = ds;
}
this.stats = this.startDisabled ? null
: new PoolStats(statFactory,
getName() + "->" + (serverGroup == null || serverGroup.equals("") ? "[any servers]"
: "[" + getServerGroup() + "]"));
source = getSourceImpl(((PoolFactoryImpl.PoolAttributes) attributes).locatorCallback);
endpointManager = new EndpointManagerImpl(name, ds, this.cancelCriterion, this.stats);
connectionFactory = new ConnectionFactoryImpl(source, endpointManager, ds, socketBufferSize,
HANDSHAKE_TIMEOUT, readTimeout, proxyId, this.cancelCriterion, usedByGateway, gatewaySender,
pingInterval, multiuserSecureModeEnabled, this);
if (subscriptionEnabled) {
queueManager = new QueueManagerImpl(this, endpointManager, source, connectionFactory,
subscriptionRedundancyLevel, pingInterval, securityLogWriter, proxyId);
}
manager = new ConnectionManagerImpl(name, connectionFactory, endpointManager, maxConnections,
minConnections, idleTimeout, loadConditioningInterval, securityLogWriter, pingInterval,
cancelCriterion, getStats());
// Fix for 43468 - make sure we check the cache cancel criterion if we get
// an exception, by passing in the poolOrCache stopper
executor = new OpExecutorImpl(manager, queueManager, endpointManager, riTracker, retryAttempts,
freeConnectionTimeout, threadLocalConnections, new PoolOrCacheStopper(), this);
if (this.multiuserSecureModeEnabled) {
this.proxyCacheList = new ArrayList();
} else {
this.proxyCacheList = null;
}
}
/**
* Return true if the given Pool is compatible with these attributes. Currently this does what
* equals would but in the future we might decide to weaken the compatibility contract.
*
* @since GemFire 6.5
*/
public boolean isCompatible(Pool p) {
if (p == null)
return false;
return getFreeConnectionTimeout() == p.getFreeConnectionTimeout()
&& getLoadConditioningInterval() == p.getLoadConditioningInterval()
&& getSocketBufferSize() == p.getSocketBufferSize()
&& getMinConnections() == p.getMinConnections()
&& getMaxConnections() == p.getMaxConnections() && getIdleTimeout() == p.getIdleTimeout()
&& getPingInterval() == p.getPingInterval()
&& getStatisticInterval() == p.getStatisticInterval()
&& getRetryAttempts() == p.getRetryAttempts()
&& getThreadLocalConnections() == p.getThreadLocalConnections()
&& getReadTimeout() == p.getReadTimeout()
&& getSubscriptionEnabled() == p.getSubscriptionEnabled()
&& getPRSingleHopEnabled() == p.getPRSingleHopEnabled()
&& getSubscriptionRedundancy() == p.getSubscriptionRedundancy()
&& getSubscriptionMessageTrackingTimeout() == p.getSubscriptionMessageTrackingTimeout()
&& getSubscriptionAckInterval() == p.getSubscriptionAckInterval()
&& getServerGroup().equals(p.getServerGroup())
&& getMultiuserAuthentication() == p.getMultiuserAuthentication()
&& getLocators().equals(p.getLocators()) && getServers().equals(p.getServers());
}
private void start() {
if (this.startDisabled)
return;
final boolean isDebugEnabled = logger.isDebugEnabled();
if (isDebugEnabled) {
List locators = getLocators();
if (!locators.isEmpty()) {
logger.debug("PoolImpl - starting pool with locators: {}", locators);
} else {
logger.debug("PoolImpl -starting pool with servers: {}", getServers());
}
}
final String timerName = "poolTimer-" + getName() + "-";
backgroundProcessor = new ScheduledThreadPoolExecutorWithKeepAlive(BACKGROUND_TASK_POOL_SIZE,
BACKGROUND_TASK_POOL_KEEP_ALIVE, TimeUnit.MILLISECONDS, new ThreadFactory() {
AtomicInteger threadNum = new AtomicInteger();
public Thread newThread(final Runnable r) {
Thread result = new Thread(r, timerName + threadNum.incrementAndGet());
result.setDaemon(true);
return result;
}
});
((ScheduledThreadPoolExecutorWithKeepAlive) backgroundProcessor)
.setContinueExistingPeriodicTasksAfterShutdownPolicy(false);
((ScheduledThreadPoolExecutorWithKeepAlive) backgroundProcessor)
.setExecuteExistingDelayedTasksAfterShutdownPolicy(false);
source.start(this);
connectionFactory.start(backgroundProcessor);
endpointManager.addListener(new InstantiatorRecoveryListener(backgroundProcessor, this));
endpointManager.addListener(new DataSerializerRecoveryListener(backgroundProcessor, this));
if (Boolean.getBoolean(ON_DISCONNECT_CLEAR_PDXTYPEIDS)) {
endpointManager.addListener(new PdxRegistryRecoveryListener(this));
}
endpointManager.addListener(new LiveServerPinger(this));
manager.start(backgroundProcessor);
if (queueManager != null) {
if (isDebugEnabled) {
logger.debug("starting queueManager");
}
queueManager.start(backgroundProcessor);
}
if (isDebugEnabled) {
logger.debug("scheduling pings every {} milliseconds", pingInterval);
}
if (this.statisticInterval > 0 && this.dsys.getConfig().getStatisticSamplingEnabled()) {
backgroundProcessor.scheduleWithFixedDelay(new PublishClientStatsTask(), statisticInterval,
statisticInterval, TimeUnit.MILLISECONDS);
}
// LOG: changed from config to info
logger.info(LocalizedMessage.create(
LocalizedStrings.PoolImpl_POOL_0_STARTED_WITH_MULTIUSER_SECURE_MODE_ENABLED_1,
new Object[] {this.name, this.multiuserSecureModeEnabled}));
}
/**
* Returns the cancellation criterion for this proxy
*
* @return the cancellation criterion
*/
public CancelCriterion getCancelCriterion() {
return this.cancelCriterion;
}
public void releaseThreadLocalConnection() {
executor.releaseThreadLocalConnection();
}
public void setupServerAffinity(boolean allowFailover) {
executor.setupServerAffinity(allowFailover);
}
public void releaseServerAffinity() {
executor.releaseServerAffinity();
}
/*
* (non-Javadoc)
*
* @see org.apache.geode.cache.Pool#getName()
*/
public String getName() {
return this.name;
}
public int getFreeConnectionTimeout() {
return this.freeConnectionTimeout;
}
public int getLoadConditioningInterval() {
return this.loadConditioningInterval;
}
public int getMaxConnections() {
return maxConnections;
}
public int getMinConnections() {
return minConnections;
}
public int getRetryAttempts() {
return retryAttempts;
}
public long getIdleTimeout() {
return idleTimeout;
}
public long getPingInterval() {
return pingInterval;
}
public int getStatisticInterval() {
return this.statisticInterval;
}
public int getSocketBufferSize() {
return this.socketBufferSize;
}
public boolean getThreadLocalConnections() {
return this.threadLocalConnections;
}
public int getReadTimeout() {
return this.readTimeout;
}
public boolean getSubscriptionEnabled() {
return this.subscriptionEnabled;
}
public boolean getPRSingleHopEnabled() {
return this.prSingleHopEnabled;
}
public int getSubscriptionRedundancy() {
return this.subscriptionRedundancyLevel;
}
public int getSubscriptionMessageTrackingTimeout() {
return this.subscriptionMessageTrackingTimeout;
}
public int getSubscriptionAckInterval() {
return subscriptionAckInterval;
}
public String getServerGroup() {
return this.serverGroup;
}
public boolean getMultiuserAuthentication() {
return this.multiuserSecureModeEnabled;
}
public List getLocators() {
return this.locators;
}
public List getServers() {
return this.servers;
}
public GatewaySender getGatewaySender() {
return gatewaySender;
}
public InternalLogWriter getSecurityInternalLogWriter() {
return this.securityLogWriter;
}
public void destroy() {
destroy(false);
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder(100);
sb.append(this.getClass().getSimpleName()).append('@').append(System.identityHashCode(this))
.append(" name=").append(getName());
return sb.toString();
}
public void destroy(boolean keepAlive) {
int cnt = getAttachCount();
this.keepAlive = keepAlive;
boolean SPECIAL_DURABLE =
Boolean.getBoolean(DistributionConfig.GEMFIRE_PREFIX + "SPECIAL_DURABLE");
if (cnt > 0) {
// special case to allow closing durable client pool under the keep alive flag
// closing regions prior to closing pool can cause them to unregister interest
if (SPECIAL_DURABLE) {
synchronized (simpleLock) {
try {
if (!CacheFactory.getAnyInstance().isClosed()
&& this.getPoolOrCacheCancelInProgress() == null) {
Set> regions = CacheFactory.getInstance(dsys).rootRegions();
for (Region roots : regions) {
Set> subregions = roots.subregions(true);
for (Region subroots : subregions) {
if (!subroots.isDestroyed() && subroots.getAttributes().getPoolName() != null
&& subroots.getAttributes().getPoolName().equals(this.name)) {
if (logger.isDebugEnabled()) {
logger.debug(
"PoolImpl.destroy[ Region connected count:{} Region subroot closing:{} Pool Name:{} ]",
cnt, subroots.getName(), this.name);
}
subroots.close();
}
}
if (!roots.isDestroyed() && roots.getAttributes().getPoolName() != null
&& roots.getAttributes().getPoolName().equals(this.name)) {
if (logger.isDebugEnabled()) {
logger.debug(
"PoolImpl.destroy[ Region connected count:{} Region root closing:{} Pool Name:{} ]",
cnt, roots.getName(), this.name);
}
roots.close();
}
}
}
} catch (CacheClosedException ccex) {
if (logger.isDebugEnabled()) {
logger.debug(ccex.getMessage(), ccex);
}
} catch (Exception ex) {
if (logger.isDebugEnabled()) {
logger.debug(ex.getMessage(), ex);
}
}
}
} // end special case
cnt = getAttachCount();
if (cnt > 0) {
throw new IllegalStateException(
LocalizedStrings.PoolImpl_POOL_COULD_NOT_BE_DESTROYED_BECAUSE_IT_IS_STILL_IN_USE_BY_0_REGIONS
.toLocalizedString(Integer.valueOf(cnt)));
}
}
if (this.pm.unregister(this)) {
basicDestroy(keepAlive);
}
}
/**
* Destroys this pool but does not unregister it. This is used by the PoolManagerImpl when it
* wants to close all its pools.
*/
public synchronized void basicDestroy(boolean keepAlive) {
if (!isDestroyed()) {
this.destroyed = true;
this.keepAlive = keepAlive;
// LOG: changed from config to info
logger.info(
LocalizedMessage.create(LocalizedStrings.PoolImpl_DESTROYING_CONNECTION_POOL_0, name));
try {
if (backgroundProcessor != null) {
backgroundProcessor.shutdown();
if (!backgroundProcessor.awaitTermination(SHUTDOWN_TIMEOUT, TimeUnit.MILLISECONDS)) {
logger.warn(LocalizedMessage.create(
LocalizedStrings.PoolImpl_TIMEOUT_WAITING_FOR_BACKGROUND_TASKS_TO_COMPLETE));
}
}
} catch (RuntimeException e) {
logger.error(LocalizedMessage.create(
LocalizedStrings.PoolImpl_ERROR_ENCOUNTERED_WHILE_STOPPING_BACKGROUNDPROCESSOR), e);
} catch (InterruptedException e) {
logger.error(LocalizedMessage
.create(LocalizedStrings.PoolImpl_INTERRUPTED_WHILE_STOPPING_BACKGROUNDPROCESSOR), e);
}
try {
if (this.source != null) {
this.source.stop();
}
} catch (RuntimeException e) {
logger.error(LocalizedMessage.create(
LocalizedStrings.PoolImpl_ERROR_ENCOUNTERED_WHILE_STOPPING_CONNECTION_SOURCE), e);
}
try {
if (this.queueManager != null) {
queueManager.close(keepAlive);
}
} catch (RuntimeException e) {
logger.error(
LocalizedMessage.create(
LocalizedStrings.PoolImpl_ERROR_ENCOUNTERED_WHILE_STOPPING_SUBSCRIPTION_MANAGER),
e);
}
try {
if (this.manager != null) {
manager.close(keepAlive);
}
} catch (RuntimeException e) {
logger.error(LocalizedMessage.create(
LocalizedStrings.PoolImpl_ERROR_ENCOUNTERED_WHILE_STOPPING_CONNECTION_MANAGER), e);
}
try {
endpointManager.close();
} catch (RuntimeException e) {
logger.error(LocalizedMessage.create(
LocalizedStrings.PoolImpl_ERROR_ENCOUNTERED_WHILE_STOPPING_ENDPOINT_MANAGER), e);
}
try {
if (this.stats != null) {
this.stats.close();
}
} catch (RuntimeException e) {
logger.error(
LocalizedMessage.create(LocalizedStrings.PoolImpl_ERROR_WHILE_CLOSING_STATISTICS), e);
}
}
}
public boolean isDestroyed() {
return destroyed;
}
private ConnectionSource getSourceImpl(LocatorDiscoveryCallback locatorDiscoveryCallback) {
List locators = getLocators();
if (locators.isEmpty()) {
return new ExplicitConnectionSourceImpl(getServers());
} else {
AutoConnectionSourceImpl source =
new AutoConnectionSourceImpl(locators, getServerGroup(), HANDSHAKE_TIMEOUT);
if (locatorDiscoveryCallback != null) {
source.setLocatorDiscoveryCallback(locatorDiscoveryCallback);
}
return source;
}
}
/**
* Used internally by xml parsing code.
*/
public void sameAs(Object obj) {
if (!(obj instanceof PoolImpl)) {
throw new RuntimeException(
LocalizedStrings.PoolImpl__0_IS_NOT_THE_SAME_AS_1_BECAUSE_IT_SHOULD_HAVE_BEEN_A_POOLIMPL
.toLocalizedString(new Object[] {this, obj}));
}
PoolImpl other = (PoolImpl) obj;
if (!getName().equals(other.getName())) {
throw new RuntimeException(
LocalizedStrings.PoolImpl_0_ARE_DIFFERENT.toLocalizedString("names"));
}
if (getFreeConnectionTimeout() != other.getFreeConnectionTimeout()) {
throw new RuntimeException(
LocalizedStrings.PoolImpl_0_IS_DIFFERENT.toLocalizedString("connectionTimeout"));
}
if (getLoadConditioningInterval() != other.getLoadConditioningInterval()) {
throw new RuntimeException(
LocalizedStrings.PoolImpl_0_IS_DIFFERENT.toLocalizedString("connectionLifetime"));
}
if (getSocketBufferSize() != other.getSocketBufferSize()) {
throw new RuntimeException(
LocalizedStrings.PoolImpl_0_IS_DIFFERENT.toLocalizedString("socketBufferSize"));
}
if (getThreadLocalConnections() != other.getThreadLocalConnections()) {
throw new RuntimeException(
LocalizedStrings.PoolImpl_0_IS_DIFFERENT.toLocalizedString("threadLocalConnections"));
}
if (getReadTimeout() != other.getReadTimeout()) {
throw new RuntimeException(
LocalizedStrings.PoolImpl_0_IS_DIFFERENT.toLocalizedString("readTimeout"));
}
if (getMinConnections() != other.getMinConnections()) {
throw new RuntimeException(
LocalizedStrings.PoolImpl_0_IS_DIFFERENT.toLocalizedString("MinConnections"));
}
if (getMaxConnections() != other.getMaxConnections()) {
throw new RuntimeException(
LocalizedStrings.PoolImpl_0_IS_DIFFERENT.toLocalizedString("MaxConnections"));
}
if (getRetryAttempts() != other.getRetryAttempts()) {
throw new RuntimeException(
LocalizedStrings.PoolImpl_0_IS_DIFFERENT.toLocalizedString("RetryAttempts"));
}
if (getIdleTimeout() != other.getIdleTimeout()) {
throw new RuntimeException(
LocalizedStrings.PoolImpl_0_IS_DIFFERENT.toLocalizedString("IdleTimeout"));
}
if (getPingInterval() != other.getPingInterval()) {
throw new RuntimeException(
LocalizedStrings.PoolImpl_0_IS_DIFFERENT.toLocalizedString("PingInterval"));
}
if (getStatisticInterval() != other.getStatisticInterval()) {
throw new RuntimeException(
LocalizedStrings.PoolImpl_0_IS_DIFFERENT.toLocalizedString("StatisticInterval"));
}
if (getSubscriptionAckInterval() != other.getSubscriptionAckInterval()) {
throw new RuntimeException(
LocalizedStrings.PoolImpl_0_IS_DIFFERENT.toLocalizedString("subscriptionAckInterval"));
}
if (getSubscriptionEnabled() != other.getSubscriptionEnabled()) {
throw new RuntimeException(
LocalizedStrings.PoolImpl_0_IS_DIFFERENT.toLocalizedString("subscriptionEnabled"));
}
if (getSubscriptionMessageTrackingTimeout() != other.getSubscriptionMessageTrackingTimeout()) {
throw new RuntimeException(LocalizedStrings.PoolImpl_0_IS_DIFFERENT
.toLocalizedString("subscriptionMessageTrackingTimeout"));
}
if (getSubscriptionRedundancy() != other.getSubscriptionRedundancy()) {
throw new RuntimeException(LocalizedStrings.PoolImpl_0_IS_DIFFERENT
.toLocalizedString("subscriptionRedundancyLevel"));
}
if (!getServerGroup().equals(other.getServerGroup())) {
throw new RuntimeException(
LocalizedStrings.PoolImpl_0_IS_DIFFERENT.toLocalizedString("serverGroup"));
}
if (!getLocators().equals(other.getLocators())) {
throw new RuntimeException(
LocalizedStrings.PoolImpl_0_ARE_DIFFERENT.toLocalizedString("locators"));
}
if (!getServers().equals(other.getServers())) {
throw new RuntimeException(
LocalizedStrings.PoolImpl_0_ARE_DIFFERENT.toLocalizedString("servers"));
}
// ignore startDisabled
}
public PoolStats getStats() {
return this.stats;
}
/**
* Execute the given op on the servers that this pool connects to. This method is responsible for
* retrying the op if an attempt fails. It will only execute it once and on one server.
*
* @param op the operation to execute
* @return the result of execution if any; null if not
* @since GemFire 5.7
*/
public Object execute(Op op) {
// if(multiuser)
// get a server from threadlocal cache else throw cacheWriterException
// executeOn(ServerLocation server, Op op, boolean accessed,boolean onlyUseExistingCnx)
// Retries are ignored here. FIX IT - FIXED.
// But this may lead to a user getting authenticated on all servers, even if
// a single server could have serviced all its requests.
authenticateIfRequired(op);
return executor.execute(op);
}
/**
* Execute the given op on the servers that this pool connects to. This method is responsible for
* retrying the op if an attempt fails. It will only execute it once and on one server.
*
* @param op the operation to execute
* @param retries how many times to retry the operation
* @return the result of execution if any; null if not
* @since GemFire 5.7
*/
public Object execute(Op op, int retries) {
authenticateIfRequired(op);
return executor.execute(op, retries);
}
/**
* Execute the given op on the given server.
*
* @param server the server to do the execution on
* @param op the operation to execute
* @return the result of execution if any; null if not
*/
public Object executeOn(ServerLocation server, Op op) {
authenticateIfRequired(server, op);
return executor.executeOn(server, op);
}
/**
* Execute the given op on the given server.
*
* @param server the server to do the execution on
* @param op the operation to execute
* @param accessed true if the connection is accessed by this execute
* @return the result of execution if any; null if not
*/
public Object executeOn(ServerLocation server, Op op, boolean accessed,
boolean onlyUseExistingCnx) {
authenticateIfRequired(server, op);
return executor.executeOn(server, op, accessed, onlyUseExistingCnx);
}
/**
* Execute the given op on the given connection.
*
* @param con the connection to do the execution on
* @param op the operation to execute
* @return the result of execution if any; null if not
*/
public Object executeOn(Connection con, Op op) {
authenticateIfRequired(con.getServer(), op);
return executor.executeOn(con, op);
}
public Object executeOn(Connection con, Op op, boolean timeoutFatal) {
return executor.executeOn(con, op, timeoutFatal);
}
/**
* Execute the given op on all the servers that have server-to-client queues for this pool
*
* @param op the operation to execute
* @return the result of execution if any; null if not
* @since GemFire 5.7
*/
public Object executeOnQueuesAndReturnPrimaryResult(Op op) {
authenticateOnAllServers(op);
return executor.executeOnQueuesAndReturnPrimaryResult(op);
}
public void executeOnAllQueueServers(Op op)
throws NoSubscriptionServersAvailableException, SubscriptionNotEnabledException {
authenticateOnAllServers(op);
executor.executeOnAllQueueServers(op);
}
/**
* Execute the given op on the current primary server.
*
* @param op the operation to execute
* @return the result of execution if any; null if not
*/
public Object executeOnPrimary(Op op) {
return executor.executeOnPrimary(op);
}
public Map getEndpointMap() {
return endpointManager.getEndpointMap();
}
public ScheduledExecutorService getBackgroundProcessor() {
return backgroundProcessor;
}
public RegisterInterestTracker getRITracker() {
return this.riTracker;
}
/**
* Test hook that returns the number of servers we currently have connections to.
*/
public int getConnectedServerCount() {
return this.endpointManager.getConnectedServerCount();
}
/**
* Test hook. Verify if this EventId is already present in the map or not. If it is already
* present then return true.
*
* @param eventId the EventId of the incoming event
* @return true if it is already present
* @since GemFire 5.1
*/
public boolean verifyIfDuplicate(EventID eventId) {
return ((QueueStateImpl) this.queueManager.getState()).verifyIfDuplicate(eventId);
}
public boolean verifyIfDuplicate(EventID eventId, boolean addToMap) {
return ((QueueStateImpl) this.queueManager.getState()).verifyIfDuplicate(eventId);
}
/**
* Borrows a connection from the pool.. Used by gateway and tests. Any connection that is acquired
* using this method must be returned using returnConnection, even if it is destroyed.
*
*/
public Connection acquireConnection() {
return manager.borrowConnection(45000L);
}
/**
* Hook to return connections that were acquired using acquireConnection.
*
* @param conn
*/
public void returnConnection(Connection conn) {
manager.returnConnection(conn);
}
/**
* Test hook that acquires and returns a connection from the pool with a given ServerLocation.
*/
public Connection acquireConnection(ServerLocation loc) {
return manager.borrowConnection(loc, 15000L, false);
}
/**
* Test hook that returns an unnmodifiable list of the current blacklisted servers
*/
public Set getBlacklistedServers() {
return connectionFactory.getBlackList().getBadServers();
}
/**
* Test hook to handle an exception that happened on the given connection
*/
public void processException(Throwable e, Connection con) {
executor.handleException(e, con, 0, false);
}
/**
* Test hook that returns the ThreadIdToSequenceIdMap
*/
public Map getThreadIdToSequenceIdMap() {
if (this.queueManager == null)
return Collections.EMPTY_MAP;
if (this.queueManager.getState() == null)
return Collections.EMPTY_MAP;
return this.queueManager.getState().getThreadIdToSequenceIdMap();
}
/**
* Test hook that returns true if we have a primary and its updater thread is alive.
*/
public boolean isPrimaryUpdaterAlive() {
return ((QueueManagerImpl) this.queueManager).isPrimaryUpdaterAlive();
}
/**
* Test hook used to simulate a kill of the primaryEndpoint
*/
public void killPrimaryEndpoint() // throws ServerException
{
boolean ok = false;
if (this.queueManager != null) {
QueueManager.QueueConnections cons = this.queueManager.getAllConnections();
Connection con = cons.getPrimary();
if (con != null) {
final String msg = "killing primary endpoint";
logger.info("{} ", msg);
Exception e = new Exception(msg);
try {
processException(e, con);
} catch (ServerConnectivityException expected) {
} finally {
logger.info("{} ", msg);
}
// do some validation here that we are no longer connected to "sl"
ok = true;
}
}
if (!ok) {
throw new IllegalStateException("primaryEndpoint was null");
}
}
// Pool that are declared in a cache.xml will set this property to true.
private boolean declaredInXML;
public void setDeclaredInXML(boolean v) {
this.declaredInXML = v;
}
public boolean getDeclaredInXML() {
return this.declaredInXML;
}
// used by unit tests to confirm if readyForEvents has been called on a pool
private boolean readyForEventsCalled;
public boolean getReadyForEventsCalled() {
return this.readyForEventsCalled;
}
public void readyForEvents(InternalDistributedSystem system) {
if (!isDurableClient() || queueManager == null) {
return;
}
this.readyForEventsCalled = true;
queueManager.readyForEvents(system);
}
public boolean isDurableClient() {
boolean isDurable = false;
InternalDistributedSystem system = InternalDistributedSystem.getAnyInstance();
DistributionConfig config = system.getConfig();
String durableClientId = config.getDurableClientId();
isDurable = durableClientId != null && durableClientId.length() > 0;
return isDurable;
}
/**
* Test hook that returns a string consisting of the host name and port of the primary server.
* Null is returned if we have no primary.
*/
public String getPrimaryName() {
String result = null;
ServerLocation sl = getPrimary();
if (sl != null) {
result = sl.getHostName() + sl.getPort();
}
return result;
}
/**
* Test hook that returns an int which the port of the primary server. -1 is returned if we have
* no primary.
*/
public int getPrimaryPort() {
int result = -1;
ServerLocation sl = getPrimary();
if (sl != null) {
result = sl.getPort();
}
return result;
}
/**
* Test hook that returns a string consisting of the host name and port of the primary server.
* Null is returned if we have no primary.
*/
public ServerLocation getPrimary() {
ServerLocation result = null;
if (this.queueManager != null) {
QueueManager.QueueConnections cons = this.queueManager.getAllConnections();
Connection con = cons.getPrimary();
result = con.getServer();
}
return result;
}
/**
* Test hook to get a connection to the primary server.
*/
public Connection getPrimaryConnection() {
if (this.queueManager != null) {
QueueManager.QueueConnections cons = this.queueManager.getAllConnections();
return cons.getPrimary();
}
return null;
}
/**
* Test hook that returns a list of strings. Each string consists of the host name and port of a
* redundant server. An empty list is returned if we have no redundant servers.
*/
public List getRedundantNames() {
List result = Collections.EMPTY_LIST;
if (this.queueManager != null) {
QueueManager.QueueConnections cons = this.queueManager.getAllConnections();
List backupCons = cons.getBackups();
if (backupCons.size() > 0) {
result = new ArrayList(backupCons.size());
Iterator it = backupCons.iterator();
while (it.hasNext()) {
Connection con = it.next();
ServerLocation sl = con.getServer();
result.add(sl.getHostName() + sl.getPort());
}
}
}
return result;
}
/**
* Test hook that returns a list of ServerLocation instances. Each ServerLocation describes a
* redundant server. An empty list is returned if we have no redundant servers.
*/
public List getRedundants() {
List result = Collections.EMPTY_LIST;
if (this.queueManager != null) {
QueueManager.QueueConnections cons = this.queueManager.getAllConnections();
List backupCons = cons.getBackups();
if (backupCons.size() > 0) {
result = new ArrayList(backupCons.size());
Iterator it = backupCons.iterator();
while (it.hasNext()) {
Connection con = it.next();
result.add(con.getServer());
}
}
}
return result;
}
/**
* Test hook to find out current number of connections this pool has.
*/
public int getConnectionCount() {
return manager.getConnectionCount();
}
/**
* Atomic counter used to keep track of services using this pool.
*
* @since GemFire 5.7
*/
private final AtomicInteger attachCount = new AtomicInteger();
public static volatile boolean IS_INSTANTIATOR_CALLBACK = false;
/**
* Returns number of services currently using/attached to this pool.
*
* Made public so it can be used by tests
*
* @since GemFire 5.7
*/
public int getAttachCount() {
return this.attachCount.get();
}
/**
* This needs to be called when a service (like a Region or CQService) starts using a pool.
*
* @since GemFire 5.7
*/
public void attach() {
this.attachCount.getAndIncrement();
}
/**
* This needs to be called when a service (like a Region or CQService) stops using a pool.
*
* @since GemFire 5.7
*/
public void detach() {
this.attachCount.getAndDecrement();
}
/**
* Get the connection held by this thread if we're using thread local connections
*
* This is a a hook for hydra code to pass thread local connections between threads.
*
* @return the connection from the thread local, or null if there is no thread local connection.
*/
public Connection getThreadLocalConnection() {
return executor.getThreadLocalConnection();
}
/**
* Returns a list of ServerLocation instances; one for each server we are currently connected to.
*/
public List getCurrentServers() {
ArrayList result = new ArrayList();
Map endpointMap = endpointManager.getEndpointMap();
result.addAll(endpointMap.keySet());
return result;
}
/**
* Test hook that returns a list of server names (host+port); one for each server we are currently
* connected to.
*/
public List getCurrentServerNames() {
List servers = getCurrentServers();
ArrayList result = new ArrayList(servers.size());
Iterator it = servers.iterator();
while (it.hasNext()) {
ServerLocation sl = (ServerLocation) it.next();
String name = sl.getHostName() + sl.getPort();
result.add(name);
}
return result;
}
public EndpointManager getEndpointManager() {
return endpointManager;
}
/**
* Fetch the connection source for this pool
*
* @return the source
*/
public ConnectionSource getConnectionSource() {
return source;
}
private static void setTEST_DURABLE_IS_NET_DOWN(boolean v) {
TEST_DURABLE_IS_NET_DOWN = v;
}
/**
* test hook
*/
public void endpointsNetDownForDUnitTest() {
logger.debug("PoolImpl - endpointsNetDownForDUnitTest");
setTEST_DURABLE_IS_NET_DOWN(true);
try {
java.lang.Thread.sleep(this.pingInterval * 2);
} catch (java.lang.InterruptedException ex) {
// do nothing.
}
Map endpoints = endpointManager.getEndpointMap();
for (Iterator itr = endpoints.values().iterator(); itr.hasNext();) {
Endpoint endpoint = (Endpoint) itr.next();
logger.debug("PoolImpl Simulating crash of endpoint {}", endpoint);
endpointManager.serverCrashed(endpoint);
}
}
/**
* test hook
*/
public void endpointsNetUpForDUnitTest() {
setTEST_DURABLE_IS_NET_DOWN(false);
try {
java.lang.Thread.sleep(this.pingInterval * 2);
} catch (java.lang.InterruptedException ex) {
// do nothing.
}
}
/**
* test hook
*/
public int getInvalidateCount() {
return ((QueueStateImpl) this.queueManager.getState()).getInvalidateCount();
}
/**
* Set the connection held by this thread if we're using thread local connections
*
* This is a a hook for hydra code to pass thread local connections between threads.
*/
public void setThreadLocalConnection(Connection conn) {
executor.setThreadLocalConnection(conn);
}
public ServerLocation getServerAffinityLocation() {
return executor.getServerAffinityLocation();
}
public void setServerAffinityLocation(ServerLocation serverLocation) {
executor.setServerAffinityLocation(serverLocation);
}
public ServerLocation getNextOpServerLocation() {
return executor.getNextOpServerLocation();
}
/**
* Test hook for getting the client proxy membership id from this proxy.
*/
public ClientProxyMembershipID getProxyID() {
return proxyId;
}
public void emergencyClose() {
destroyed = true;
manager.emergencyClose();
queueManager.emergencyClose();
}
///////////////////// start test hooks ///////////////////////
/**
* A debug flag used for testing used in ClientServerObserver
*/
public static volatile boolean AFTER_PRIMARY_IDENTIFICATION_FROM_BACKUP_CALLBACK_FLAG = false;
/**
* A debug flag used for testing used in ClientServerObserver
*/
public static volatile boolean BEFORE_REGISTER_CALLBACK_FLAG = false;
/**
* A debug flag used for testing used in ClientServerObserver
*/
public static volatile boolean BEFORE_RECOVER_INTEREST_CALLBACK_FLAG = false;
/**
* A debug flag used for testing used in ClientServerObserver
*/
public static volatile boolean AFTER_REGISTER_CALLBACK_FLAG = false;
/**
* A debug flag used for testing used in ClientServerObserver
*/
public static volatile boolean BEFORE_PRIMARY_IDENTIFICATION_FROM_BACKUP_CALLBACK_FLAG = false;
/**
* A debug flag used for testing used in ClientServerObserver
*/
public static volatile boolean BEFORE_SENDING_CLIENT_ACK_CALLBACK_FLAG = false;
/**
* A debug flag used for testing used in ClientServerObserver
*/
public static volatile boolean AFTER_QUEUE_DESTROY_MESSAGE_FLAG = false;
/**
* Test hook flag to notify observer(s) that a primary is recovered either from a backup or from a
* new connection.
*/
public static volatile boolean AFTER_PRIMARY_RECOVERED_CALLBACK_FLAG = false;
public static abstract class PoolTask implements Runnable {
public final void run() {
try {
run2();
} catch (VirtualMachineError e) {
SystemFailure.initiateFailure(e);
throw e;
} catch (CancelException e) {
// throw e;
if (logger.isDebugEnabled()) {
logger.debug("Pool task <{}> cancelled", this, logger.isTraceEnabled() ? e : null);
}
} catch (Throwable t) {
logger.error(LocalizedMessage
.create(LocalizedStrings.PoolImpl_UNEXPECTED_ERROR_IN_POOL_TASK_0, this), t);
}
}
public abstract void run2();
}
///////////////////// end test hooks ///////////////////////
protected class PublishClientStatsTask extends PoolTask {
@Override
public void run2() {
ClientStatsManager.publishClientStats(PoolImpl.this);
}
}
/**
* A cancel criterion that checks both the pool and the cache for canceled status.
*/
protected class PoolOrCacheStopper extends CancelCriterion {
@Override
public String cancelInProgress() {
return getPoolOrCacheCancelInProgress();
}
@Override
public RuntimeException generateCancelledException(Throwable e) {
return generatePoolOrCacheCancelledException(e);
}
}
/**
* A cancel criterion that checks only if this pool has been closed. This is necessary because
* there are some things that we want to allow even after the cache has started closing.
*/
protected class Stopper extends CancelCriterion {
@Override
public String cancelInProgress() {
if (destroyed) {
return "Pool " + PoolImpl.this + " is shut down";
} else {
return null;
}
}
@Override
public RuntimeException generateCancelledException(Throwable t) {
String reason = cancelInProgress();
if (reason == null) {
return null;
}
return new PoolCancelledException(reason, t);
}
}
public static void loadEmergencyClasses() {
QueueManagerImpl.loadEmergencyClasses();
ConnectionManagerImpl.loadEmergencyClasses();
EndpointManagerImpl.loadEmergencyClasses();
}
/**
* Returns the QueryService, that can be used to execute Query functions on the servers associated
* with this pool.
*
* @return the QueryService
*/
public QueryService getQueryService() {
Cache cache = CacheFactory.getInstance(InternalDistributedSystem.getAnyInstance());
DefaultQueryService queryService = new DefaultQueryService((InternalCache) cache);
queryService.setPool(this);
return queryService;
}
public RegionService createAuthenticatedCacheView(Properties properties) {
if (!this.multiuserSecureModeEnabled) {
throw new UnsupportedOperationException(
"Operation not supported when multiuser-authentication is false.");
}
if (properties == null || properties.isEmpty()) {
throw new IllegalArgumentException("Security properties cannot be empty.");
}
Cache cache = CacheFactory.getInstance(InternalDistributedSystem.getAnyInstance());
Properties props = new Properties();
for (Entry entry : properties.entrySet()) {
props.setProperty((String) entry.getKey(), (String) entry.getValue());
}
ProxyCache proxy = new ProxyCache(props, (GemFireCacheImpl) cache, this);
synchronized (this.proxyCacheList) {
this.proxyCacheList.add(proxy);
}
return proxy;
}
private volatile CancelCriterion cacheCriterion = null;
private RuntimeException generatePoolOrCacheCancelledException(Throwable e) {
RuntimeException re = getCancelCriterion().generateCancelledException(e);
if (re != null) {
return re;
}
Cache cache = GemFireCacheImpl.getInstance();
if (cache == null) {
if (cacheCriterion != null) {
return cacheCriterion.generateCancelledException(e);
}
} else {
if (cacheCriterion == null) {
cacheCriterion = cache.getCancelCriterion();
} else if (cacheCriterion != cache.getCancelCriterion()) {
/*
* If the cache instance has somehow changed, we need to get a reference to the new
* criterion. This is pretty unlikely because the cache closes all the pools when it shuts
* down, but I wanted to be safe.
*/
cacheCriterion = cache.getCancelCriterion();
}
return cacheCriterion.generateCancelledException(e);
}
return null;
}
public String getPoolOrCacheCancelInProgress() {
String reason = null;
try {
reason = getCancelCriterion().cancelInProgress();
if (reason != null) {
return reason;
}
Cache cache = GemFireCacheImpl.getInstance();
if (cache == null) {
if (cacheCriterion != null) {
return cacheCriterion.cancelInProgress();
}
return null;
} else {
if (cacheCriterion == null) {
cacheCriterion = cache.getCancelCriterion();
} else if (cacheCriterion != cache.getCancelCriterion()) {
/*
* If the cache instance has somehow changed, we need to get a reference to the new
* criterion. This is pretty unlikely because the cache closes all the pools when it shuts
* down, but I wanted to be safe.
*/
cacheCriterion = cache.getCancelCriterion();
}
return cacheCriterion.cancelInProgress();
}
} catch (CancelException cce) {
if (cce.getMessage() != null) {
return cce.getMessage();
} else {
return "cache is closed";
}
}
}
public boolean getKeepAlive() {
GemFireCacheImpl cache = GemFireCacheImpl.getInstance();
if (cache == null) {
return keepAlive;
}
return cache.keepDurableSubscriptionsAlive();
}
public ArrayList getProxyCacheList() {
return this.proxyCacheList;
}
private void authenticateIfRequired(Op op) {
authenticateIfRequired(null, op);
}
/**
* Assert thread-local var is not null, if it has multiuser-authentication set to true.
*
* If serverLocation is non-null, check if the the user is authenticated on that server. If not,
* authenticate it and return.
*
* @param serverLocation
* @param op
*/
private void authenticateIfRequired(ServerLocation serverLocation, Op op) {
if (this.multiuserSecureModeEnabled && op instanceof AbstractOp
&& ((AbstractOp) op).needsUserId()) {
UserAttributes userAttributes = UserAttributes.userAttributes.get();
if (userAttributes == null) {
throw new UnsupportedOperationException(
LocalizedStrings.MultiUserSecurityEnabled_USE_POOL_API.toLocalizedString());
}
if (serverLocation != null) {
if (!userAttributes.getServerToId().containsKey(serverLocation)) {
Long userId = (Long) AuthenticateUserOp.executeOn(serverLocation, this,
userAttributes.getCredentials());
if (userId != null) {
userAttributes.setServerToId(serverLocation, userId);
}
}
}
}
}
private void authenticateOnAllServers(Op op) {
if (this.multiuserSecureModeEnabled && ((AbstractOp) op).needsUserId()) {
UserAttributes userAttributes = UserAttributes.userAttributes.get();
if (userAttributes != null) {
ConcurrentHashMap map = userAttributes.getServerToId();
if (this.queueManager == null) {
throw new SubscriptionNotEnabledException();
}
Connection primary = this.queueManager.getAllConnectionsNoWait().getPrimary();
if (primary != null && !map.containsKey(primary.getServer())) {
Long userId = (Long) AuthenticateUserOp.executeOn(primary.getServer(), this,
userAttributes.getCredentials());
if (userId != null) {
map.put(primary.getServer(), userId);
}
}
List backups = this.queueManager.getAllConnectionsNoWait().getBackups();
for (int i = 0; i < backups.size(); i++) {
Connection conn = backups.get(i);
if (!map.containsKey(conn.getServer())) {
Long userId = (Long) AuthenticateUserOp.executeOn(conn.getServer(), this,
userAttributes.getCredentials());
if (userId != null) {
map.put(conn.getServer(), userId);
}
}
}
} else {
throw new UnsupportedOperationException(
LocalizedStrings.MultiUserSecurityEnabled_USE_POOL_API.toLocalizedString());
}
}
}
public void setPendingEventCount(int count) {
this.primaryQueueSize.set(count);
}
public int getPendingEventCount() {
if (!isDurableClient() || this.queueManager == null) {
throw new IllegalStateException(
LocalizedStrings.PoolManagerImpl_ONLY_DURABLE_CLIENTS_SHOULD_CALL_GETPENDINGEVENTCOUNT
.toLocalizedString());
}
if (this.readyForEventsCalled) {
throw new IllegalStateException(
LocalizedStrings.PoolManagerImpl_GETPENDINGEVENTCOUNT_SHOULD_BE_CALLED_BEFORE_INVOKING_READYFOREVENTS
.toLocalizedString());
}
return this.primaryQueueSize.get();
}
}