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The ActiveMQ Message Broker implementation
/**
* 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.activemq.broker;
import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.UnknownHostException;
import java.security.Provider;
import java.security.Security;
import java.util.*;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.RejectedExecutionException;
import java.util.concurrent.RejectedExecutionHandler;
import java.util.concurrent.SynchronousQueue;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicLong;
import jakarta.annotation.PostConstruct;
import jakarta.annotation.PreDestroy;
import javax.management.InstanceNotFoundException;
import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;
import org.apache.activemq.ActiveMQConnectionMetaData;
import org.apache.activemq.ConfigurationException;
import org.apache.activemq.Service;
import org.apache.activemq.advisory.AdvisoryBroker;
import org.apache.activemq.broker.cluster.ConnectionSplitBroker;
import org.apache.activemq.broker.jmx.AnnotatedMBean;
import org.apache.activemq.broker.jmx.BrokerMBeanSupport;
import org.apache.activemq.broker.jmx.BrokerView;
import org.apache.activemq.broker.jmx.ConnectorView;
import org.apache.activemq.broker.jmx.ConnectorViewMBean;
import org.apache.activemq.broker.jmx.HealthView;
import org.apache.activemq.broker.jmx.HealthViewMBean;
import org.apache.activemq.broker.jmx.JmsConnectorView;
import org.apache.activemq.broker.jmx.JobSchedulerView;
import org.apache.activemq.broker.jmx.JobSchedulerViewMBean;
import org.apache.activemq.broker.jmx.Log4JConfigView;
import org.apache.activemq.broker.jmx.ManagedRegionBroker;
import org.apache.activemq.broker.jmx.ManagementContext;
import org.apache.activemq.broker.jmx.NetworkConnectorView;
import org.apache.activemq.broker.jmx.NetworkConnectorViewMBean;
import org.apache.activemq.broker.jmx.ProxyConnectorView;
import org.apache.activemq.broker.region.CompositeDestinationInterceptor;
import org.apache.activemq.broker.region.Destination;
import org.apache.activemq.broker.region.DestinationFactory;
import org.apache.activemq.broker.region.DestinationFactoryImpl;
import org.apache.activemq.broker.region.DestinationInterceptor;
import org.apache.activemq.broker.region.RegionBroker;
import org.apache.activemq.broker.region.policy.PolicyMap;
import org.apache.activemq.broker.region.virtual.MirroredQueue;
import org.apache.activemq.broker.region.virtual.VirtualDestination;
import org.apache.activemq.broker.region.virtual.VirtualDestinationInterceptor;
import org.apache.activemq.broker.region.virtual.VirtualTopic;
import org.apache.activemq.broker.scheduler.JobSchedulerStore;
import org.apache.activemq.broker.scheduler.SchedulerBroker;
import org.apache.activemq.broker.scheduler.memory.InMemoryJobSchedulerStore;
import org.apache.activemq.command.ActiveMQDestination;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.command.BrokerId;
import org.apache.activemq.command.ProducerInfo;
import org.apache.activemq.filter.DestinationFilter;
import org.apache.activemq.network.DiscoveryNetworkConnector;
import org.apache.activemq.network.NetworkConnector;
import org.apache.activemq.network.jms.JmsConnector;
import org.apache.activemq.openwire.OpenWireFormat;
import org.apache.activemq.proxy.ProxyConnector;
import org.apache.activemq.security.MessageAuthorizationPolicy;
import org.apache.activemq.selector.SelectorParser;
import org.apache.activemq.store.JournaledStore;
import org.apache.activemq.store.PListStore;
import org.apache.activemq.store.PersistenceAdapter;
import org.apache.activemq.store.PersistenceAdapterFactory;
import org.apache.activemq.store.memory.MemoryPersistenceAdapter;
import org.apache.activemq.thread.Scheduler;
import org.apache.activemq.thread.TaskRunnerFactory;
import org.apache.activemq.transport.TransportFactorySupport;
import org.apache.activemq.transport.TransportServer;
import org.apache.activemq.transport.vm.VMTransportFactory;
import org.apache.activemq.usage.PercentLimitUsage;
import org.apache.activemq.usage.StoreUsage;
import org.apache.activemq.usage.SystemUsage;
import org.apache.activemq.util.BrokerSupport;
import org.apache.activemq.util.DefaultIOExceptionHandler;
import org.apache.activemq.util.IOExceptionHandler;
import org.apache.activemq.util.IOExceptionSupport;
import org.apache.activemq.util.IOHelper;
import org.apache.activemq.util.InetAddressUtil;
import org.apache.activemq.util.ServiceStopper;
import org.apache.activemq.util.StoreUtil;
import org.apache.activemq.util.ThreadPoolUtils;
import org.apache.activemq.util.TimeUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.slf4j.MDC;
/**
* Manages the life-cycle of an ActiveMQ Broker. A BrokerService consists of a
* number of transport connectors, network connectors and a bunch of properties
* which can be used to configure the broker as its lazily created.
*
* @org.apache.xbean.XBean
*/
public class BrokerService implements Service {
public static final String DEFAULT_PORT = "61616";
public static final String LOCAL_HOST_NAME;
public static final String BROKER_VERSION;
public static final String DEFAULT_BROKER_NAME = "localhost";
public static final int DEFAULT_MAX_FILE_LENGTH = 1024 * 1024 * 32;
public static final long DEFAULT_START_TIMEOUT = 600000L;
public static final int MAX_SCHEDULER_REPEAT_ALLOWED = 1000;
public static final int DEFAULT_MAX_UNCOMMITTED_COUNT = 0;
private static final Logger LOG = LoggerFactory.getLogger(BrokerService.class);
@SuppressWarnings("unused")
private static final long serialVersionUID = 7353129142305630237L;
private boolean useJmx = true;
private boolean enableStatistics = true;
private boolean persistent = true;
private boolean populateJMSXUserID;
private boolean useAuthenticatedPrincipalForJMSXUserID;
private boolean populateUserNameInMBeans;
private long mbeanInvocationTimeout = 0;
private boolean useShutdownHook = true;
private boolean useLoggingForShutdownErrors;
private boolean shutdownOnMasterFailure;
private boolean shutdownOnSlaveFailure;
private boolean waitForSlave;
private long waitForSlaveTimeout = DEFAULT_START_TIMEOUT;
private boolean passiveSlave;
private String brokerName = DEFAULT_BROKER_NAME;
private File dataDirectoryFile;
private File tmpDataDirectory;
private Broker broker;
private BrokerView adminView;
private ManagementContext managementContext;
private ObjectName brokerObjectName;
private TaskRunnerFactory taskRunnerFactory;
private TaskRunnerFactory persistenceTaskRunnerFactory;
private SystemUsage systemUsage;
private SystemUsage producerSystemUsage;
private SystemUsage consumerSystemUsage;
private PersistenceAdapter persistenceAdapter;
private PersistenceAdapterFactory persistenceFactory;
protected DestinationFactory destinationFactory;
private MessageAuthorizationPolicy messageAuthorizationPolicy;
private final List transportConnectors = new CopyOnWriteArrayList<>();
private final List networkConnectors = new CopyOnWriteArrayList<>();
private final List proxyConnectors = new CopyOnWriteArrayList<>();
private final List jmsConnectors = new CopyOnWriteArrayList<>();
private final List services = new ArrayList<>();
private transient Thread shutdownHook;
private String[] transportConnectorURIs;
private String[] networkConnectorURIs;
private JmsConnector[] jmsBridgeConnectors; // these are Jms to Jms bridges
// to other jms messaging systems
private boolean deleteAllMessagesOnStartup;
private boolean advisorySupport = true;
private boolean anonymousProducerAdvisorySupport = false;
private URI vmConnectorURI;
private String defaultSocketURIString;
private PolicyMap destinationPolicy;
private final AtomicBoolean started = new AtomicBoolean(false);
private final AtomicBoolean stopped = new AtomicBoolean(false);
private final AtomicBoolean stopping = new AtomicBoolean(false);
private final AtomicBoolean preShutdownHooksInvoked = new AtomicBoolean(false);
private BrokerPlugin[] plugins;
private boolean keepDurableSubsActive = true;
private boolean enableMessageExpirationOnActiveDurableSubs = false;
private boolean useVirtualTopics = true;
private boolean useMirroredQueues = false;
private boolean useTempMirroredQueues = true;
/**
* Whether or not virtual destination subscriptions should cause network demand
*/
private boolean useVirtualDestSubs = false;
/**
* Whether or not the creation of destinations that match virtual destinations
* should cause network demand
*/
private boolean useVirtualDestSubsOnCreation = false;
private BrokerId brokerId;
private volatile DestinationInterceptor[] destinationInterceptors;
private ActiveMQDestination[] destinations;
private PListStore tempDataStore;
private int persistenceThreadPriority = Thread.MAX_PRIORITY;
private boolean useLocalHostBrokerName;
private final CountDownLatch stoppedLatch = new CountDownLatch(1);
private final CountDownLatch startedLatch = new CountDownLatch(1);
private Broker regionBroker;
private int producerSystemUsagePortion = 60;
private int consumerSystemUsagePortion = 40;
private boolean splitSystemUsageForProducersConsumers;
private boolean monitorConnectionSplits = false;
private int taskRunnerPriority = Thread.NORM_PRIORITY;
private boolean dedicatedTaskRunner;
private boolean cacheTempDestinations = false;// useful for failover
private int timeBeforePurgeTempDestinations = 5000;
private final List shutdownHooks = new ArrayList<>();
private boolean systemExitOnShutdown;
private int systemExitOnShutdownExitCode;
private SslContext sslContext;
private boolean forceStart = false;
private IOExceptionHandler ioExceptionHandler;
private boolean schedulerSupport = false;
private int maxSchedulerRepeatAllowed = MAX_SCHEDULER_REPEAT_ALLOWED;
private File schedulerDirectoryFile;
private Scheduler scheduler;
private ThreadPoolExecutor executor;
private int schedulePeriodForDestinationPurge= 0;
private int maxPurgedDestinationsPerSweep = 0;
private int schedulePeriodForDiskUsageCheck = 0;
private int diskUsageCheckRegrowThreshold = -1;
private boolean adjustUsageLimits = true;
private BrokerContext brokerContext;
private boolean networkConnectorStartAsync = false;
private boolean allowTempAutoCreationOnSend;
private JobSchedulerStore jobSchedulerStore;
private final AtomicLong totalConnections = new AtomicLong();
private final AtomicInteger currentConnections = new AtomicInteger();
private long offlineDurableSubscriberTimeout = -1;
private long offlineDurableSubscriberTaskSchedule = 300000;
private DestinationFilter virtualConsumerDestinationFilter;
private final AtomicBoolean persistenceAdapterStarted = new AtomicBoolean(false);
private Throwable startException = null;
private boolean startAsync = false;
private Date startDate;
private boolean slave = true;
private boolean restartAllowed = true;
private boolean restartRequested = false;
private boolean rejectDurableConsumers = false;
private boolean rollbackOnlyOnAsyncException = true;
private int storeOpenWireVersion = OpenWireFormat.DEFAULT_STORE_VERSION;
private final List preShutdownHooks = new CopyOnWriteArrayList<>();
private int maxUncommittedCount = DEFAULT_MAX_UNCOMMITTED_COUNT;
static {
try {
Boolean bouncyCastleNotAdded = Boolean.getBoolean("org.apache.activemq.broker.BouncyCastleNotAdded");
if (bouncyCastleNotAdded == null || bouncyCastleNotAdded == false) {
ClassLoader loader = BrokerService.class.getClassLoader();
Class clazz = loader.loadClass("org.bouncycastle.jce.provider.BouncyCastleProvider");
Provider bouncycastle = (Provider) clazz.getDeclaredConstructor().newInstance();
Integer bouncyCastlePosition = Integer.getInteger("org.apache.activemq.broker.BouncyCastlePosition");
int ret;
if (bouncyCastlePosition != null) {
ret = Security.insertProviderAt(bouncycastle, bouncyCastlePosition);
} else {
ret = Security.addProvider(bouncycastle);
}
LOG.info("Loaded the Bouncy Castle security provider at position: {}", ret);
}
} catch(Throwable e) {
// No BouncyCastle found so we use the default Java Security Provider
}
String localHostName = "localhost";
try {
localHostName = InetAddressUtil.getLocalHostName();
} catch (UnknownHostException e) {
LOG.error("Failed to resolve localhost");
}
LOCAL_HOST_NAME = localHostName;
String version = null;
try(InputStream in = BrokerService.class.getResourceAsStream("/org/apache/activemq/version.txt")) {
if (in != null) {
try(InputStreamReader isr = new InputStreamReader(in);
BufferedReader reader = new BufferedReader(isr)) {
version = reader.readLine();
}
}
} catch (IOException ie) {
LOG.warn("Error reading broker version", ie);
}
BROKER_VERSION = version;
}
@Override
public String toString() {
return "BrokerService[" + getBrokerName() + "]";
}
private String getBrokerVersion() {
String version = ActiveMQConnectionMetaData.PROVIDER_VERSION;
if (version == null) {
version = BROKER_VERSION;
}
return version;
}
/**
* Adds a new transport connector for the given bind address
*
* @return the newly created and added transport connector
*/
public TransportConnector addConnector(String bindAddress) throws Exception {
return addConnector(new URI(bindAddress));
}
/**
* Adds a new transport connector for the given bind address
*
* @return the newly created and added transport connector
*/
public TransportConnector addConnector(URI bindAddress) throws Exception {
return addConnector(createTransportConnector(bindAddress));
}
/**
* Adds a new transport connector for the given TransportServer transport
*
* @return the newly created and added transport connector
*/
public TransportConnector addConnector(TransportServer transport) throws Exception {
return addConnector(new TransportConnector(transport));
}
/**
* Adds a new transport connector
*
* @return the transport connector
*/
public TransportConnector addConnector(TransportConnector connector) throws Exception {
transportConnectors.add(connector);
return connector;
}
/**
* Stops and removes a transport connector from the broker.
*
* @return true if the connector has been previously added to the broker
*/
public boolean removeConnector(TransportConnector connector) throws Exception {
boolean rc = transportConnectors.remove(connector);
if (rc) {
unregisterConnectorMBean(connector);
}
return rc;
}
/**
* Adds a new network connector using the given discovery address
*
* @return the newly created and added network connector
*/
public NetworkConnector addNetworkConnector(String discoveryAddress) throws Exception {
return addNetworkConnector(new URI(discoveryAddress));
}
/**
* Adds a new proxy connector using the given bind address
*
* @return the newly created and added network connector
*/
public ProxyConnector addProxyConnector(String bindAddress) throws Exception {
return addProxyConnector(new URI(bindAddress));
}
/**
* Adds a new network connector using the given discovery address
*
* @return the newly created and added network connector
*/
public NetworkConnector addNetworkConnector(URI discoveryAddress) throws Exception {
NetworkConnector connector = new DiscoveryNetworkConnector(discoveryAddress);
return addNetworkConnector(connector);
}
/**
* Adds a new proxy connector using the given bind address
*
* @return the newly created and added network connector
*/
public ProxyConnector addProxyConnector(URI bindAddress) throws Exception {
ProxyConnector connector = new ProxyConnector();
connector.setBind(bindAddress);
connector.setRemote(new URI("fanout:multicast://default"));
return addProxyConnector(connector);
}
/**
* Adds a new network connector to connect this broker to a federated
* network
*/
public NetworkConnector addNetworkConnector(NetworkConnector connector) throws Exception {
connector.setBrokerService(this);
connector.setLocalUri(getVmConnectorURI());
// Set a connection filter so that the connector does not establish loop
// back connections.
connector.setConnectionFilter(location -> {
List transportConnectors = getTransportConnectors();
for (Iterator iter = transportConnectors.iterator(); iter.hasNext();) {
try {
TransportConnector tc = iter.next();
if (location.equals(tc.getConnectUri())) {
return false;
}
} catch (Throwable e) {
// no-op
}
}
return true;
});
networkConnectors.add(connector);
return connector;
}
/**
* Removes the given network connector without stopping it. The caller
* should call {@link NetworkConnector#stop()} to close the connector
*/
public boolean removeNetworkConnector(NetworkConnector connector) {
boolean answer = networkConnectors.remove(connector);
if (answer) {
unregisterNetworkConnectorMBean(connector);
}
return answer;
}
public ProxyConnector addProxyConnector(ProxyConnector connector) throws Exception {
URI uri = getVmConnectorURI();
connector.setLocalUri(uri);
proxyConnectors.add(connector);
if (isUseJmx()) {
registerProxyConnectorMBean(connector);
}
return connector;
}
public JmsConnector addJmsConnector(JmsConnector connector) throws Exception {
connector.setBrokerService(this);
jmsConnectors.add(connector);
if (isUseJmx()) {
registerJmsConnectorMBean(connector);
}
return connector;
}
/**
* Adds a {@link Runnable} hook that will be invoked before the
* broker is stopped. This allows performing cleanup actions
* before the broker is stopped. The hook should not throw
* exceptions or block.
*/
public final void addPreShutdownHook(final Runnable hook) {
preShutdownHooks.add(hook);
}
public JmsConnector removeJmsConnector(JmsConnector connector) {
if (jmsConnectors.remove(connector)) {
return connector;
}
return null;
}
public void masterFailed() {
if (shutdownOnMasterFailure) {
LOG.error("The Master has failed ... shutting down");
try {
stop();
} catch (Exception e) {
LOG.error("Failed to stop for master failure", e);
}
} else {
LOG.warn("Master Failed - starting all connectors");
try {
startAllConnectors();
broker.nowMasterBroker();
} catch (Exception e) {
LOG.error("Failed to startAllConnectors", e);
}
}
}
public String getUptime() {
long delta = getUptimeMillis();
if (delta == 0) {
return "not started";
}
return TimeUtils.printDuration(delta);
}
public long getUptimeMillis() {
if (startDate == null) {
return 0;
}
return new Date().getTime() - startDate.getTime();
}
public boolean isStarted() {
return started.get() && startedLatch.getCount() == 0;
}
/**
* Forces a start of the broker.
* By default a BrokerService instance that was
* previously stopped using BrokerService.stop() cannot be restarted
* using BrokerService.start().
* This method enforces a restart.
* It is not recommended to force a restart of the broker and will not work
* for most but some very trivial broker configurations.
* For restarting a broker instance we recommend to first call stop() on
* the old instance and then recreate a new BrokerService instance.
*
* @param force - if true enforces a restart.
*/
public void start(boolean force) throws Exception {
forceStart = force;
stopped.set(false);
started.set(false);
start();
}
// Service interface
// -------------------------------------------------------------------------
protected boolean shouldAutostart() {
return true;
}
/**
* JSR-250 callback wrapper; converts checked exceptions to runtime exceptions
*
* delegates to autoStart, done to prevent backwards incompatible signature change
*/
@PostConstruct
private void postConstruct() {
try {
autoStart();
} catch (Exception ex) {
throw new RuntimeException(ex);
}
}
/**
*
* @org.apache.xbean.InitMethod
*/
public void autoStart() throws Exception {
if(shouldAutostart()) {
start();
}
}
@Override
public void start() throws Exception {
if (stopped.get() || !started.compareAndSet(false, true)) {
// lets just ignore redundant start() calls
// as its way too easy to not be completely sure if start() has been
// called or not with the gazillion of different configuration
// mechanisms
// throw new IllegalStateException("Already started.");
return;
}
setStartException(null);
stopping.set(false);
preShutdownHooksInvoked.set(false);
startDate = new Date();
MDC.put("activemq.broker", brokerName);
try {
checkMemorySystemUsageLimits();
if (systemExitOnShutdown && useShutdownHook) {
throw new ConfigurationException("'useShutdownHook' property cannot be be used with 'systemExitOnShutdown', please turn it off (useShutdownHook=false)");
}
processHelperProperties();
if (isUseJmx()) {
// need to remove MDC during starting JMX, as that would otherwise causes leaks, as spawned threads inheirt the MDC and
// we cannot cleanup clear that during shutdown of the broker.
MDC.remove("activemq.broker");
try {
startManagementContext();
for (NetworkConnector connector : getNetworkConnectors()) {
registerNetworkConnectorMBean(connector);
}
} finally {
MDC.put("activemq.broker", brokerName);
}
}
// in jvm master slave, lets not publish over existing broker till we get the lock
final BrokerRegistry brokerRegistry = BrokerRegistry.getInstance();
if (brokerRegistry.lookup(getBrokerName()) == null) {
brokerRegistry.bind(getBrokerName(), BrokerService.this);
}
startPersistenceAdapter(startAsync);
startBroker(startAsync);
brokerRegistry.bind(getBrokerName(), BrokerService.this);
} catch (Exception e) {
LOG.error("Failed to start Apache ActiveMQ ({}, {})", getBrokerName(), brokerId, e);
try {
if (!stopped.get()) {
stop();
}
} catch (Exception ex) {
LOG.warn("Failed to stop broker after failure in start. This exception will be ignored", ex);
}
throw e;
} finally {
MDC.remove("activemq.broker");
}
}
private void startPersistenceAdapter(boolean async) throws Exception {
if (async) {
new Thread("Persistence Adapter Starting Thread") {
@Override
public void run() {
try {
doStartPersistenceAdapter();
} catch (Throwable e) {
setStartException(e);
} finally {
synchronized (persistenceAdapterStarted) {
persistenceAdapterStarted.set(true);
persistenceAdapterStarted.notifyAll();
}
}
}
}.start();
} else {
doStartPersistenceAdapter();
}
}
private void doStartPersistenceAdapter() throws Exception {
PersistenceAdapter persistenceAdapterToStart = getPersistenceAdapter();
if (persistenceAdapterToStart == null) {
checkStartException();
throw new ConfigurationException("Cannot start null persistence adapter");
}
persistenceAdapterToStart.setUsageManager(getProducerSystemUsage());
persistenceAdapterToStart.setBrokerName(getBrokerName());
LOG.info("Using Persistence Adapter: {}", persistenceAdapterToStart);
if (deleteAllMessagesOnStartup) {
LOG.info("Deleting all messages on startup because deleteAllMessagesOnStartup configuration has been provided");
deleteAllMessages();
}
LOG.info("Starting Persistence Adapter: {}", persistenceAdapterToStart);
persistenceAdapterToStart.start();
LOG.info("Starting Temp Data Store");
getTempDataStore();
if (tempDataStore != null) {
try {
// start after we have the store lock
tempDataStore.start();
} catch (Exception e) {
RuntimeException exception = new RuntimeException(
"Failed to start temp data store: " + tempDataStore, e);
LOG.error(exception.getLocalizedMessage(), e);
throw exception;
}
}
LOG.info("Starting Job Scheduler Store");
getJobSchedulerStore();
if (jobSchedulerStore != null) {
try {
jobSchedulerStore.start();
} catch (Exception e) {
RuntimeException exception = new RuntimeException(
"Failed to start job scheduler store: " + jobSchedulerStore, e);
LOG.error(exception.getLocalizedMessage(), e);
throw exception;
}
}
LOG.info("Persistence Adapter successfully started");
}
private void startBroker(boolean async) throws Exception {
if (async) {
new Thread("Broker Starting Thread") {
@Override
public void run() {
try {
synchronized (persistenceAdapterStarted) {
if (!persistenceAdapterStarted.get()) {
persistenceAdapterStarted.wait();
}
}
doStartBroker();
} catch (Throwable t) {
setStartException(t);
}
}
}.start();
} else {
doStartBroker();
}
}
private void doStartBroker() throws Exception {
checkStartException();
startDestinations();
addShutdownHook();
broker = getBroker();
brokerId = broker.getBrokerId();
// need to log this after creating the broker so we have its id and name
LOG.info("Apache ActiveMQ {} ({}, {}) is starting", getBrokerVersion(), getBrokerName(), brokerId);
broker.start();
if (isUseJmx()) {
if (getManagementContext().isCreateConnector() && !getManagementContext().isConnectorStarted()) {
// try to restart management context
// typical for slaves that use the same ports as master
managementContext.stop();
startManagementContext();
}
ManagedRegionBroker managedBroker = (ManagedRegionBroker) regionBroker;
managedBroker.setContextBroker(broker);
adminView.setBroker(managedBroker);
}
if (ioExceptionHandler == null) {
setIoExceptionHandler(new DefaultIOExceptionHandler());
}
if (isUseJmx() && Log4JConfigView.isLog4JAvailable()) {
ObjectName objectName = BrokerMBeanSupport.createLog4JConfigViewName(getBrokerObjectName().toString());
Log4JConfigView log4jConfigView = new Log4JConfigView();
AnnotatedMBean.registerMBean(getManagementContext(), log4jConfigView, objectName);
}
startAllConnectors();
LOG.info("Apache ActiveMQ {} ({}, {}) started", getBrokerVersion(), getBrokerName(), brokerId);
LOG.info("For help or more information please see: http://activemq.apache.org");
getBroker().brokerServiceStarted();
checkStoreSystemUsageLimits();
startedLatch.countDown();
getBroker().nowMasterBroker();
}
/**
* JSR-250 callback wrapper; converts checked exceptions to runtime exceptions
*
* delegates to stop, done to prevent backwards incompatible signature change
*/
@PreDestroy
private void preDestroy () {
try {
stop();
} catch (Exception ex) {
throw new RuntimeException();
}
}
/**
*
* @org.apache.xbean.DestroyMethod
*/
@Override
public void stop() throws Exception {
final ServiceStopper stopper = new ServiceStopper();
//The preShutdownHooks need to run before stopping.compareAndSet()
//so there is a separate AtomicBoolean so the hooks only run once
//We want to make sure the hooks are run before stop is initialized
//including setting the stopping variable - See AMQ-6706
if (preShutdownHooksInvoked.compareAndSet(false, true)) {
for (Runnable hook : preShutdownHooks) {
try {
hook.run();
} catch (Throwable e) {
stopper.onException(hook, e);
}
}
}
if (!stopping.compareAndSet(false, true)) {
LOG.trace("Broker already stopping/stopped");
return;
}
setStartException(new BrokerStoppedException("Stop invoked"));
MDC.put("activemq.broker", brokerName);
if (systemExitOnShutdown) {
new Thread(() -> System.exit(systemExitOnShutdownExitCode)).start();
}
LOG.info("Apache ActiveMQ {} ({}, {}) is shutting down", getBrokerVersion(), getBrokerName(), brokerId);
removeShutdownHook();
if (this.scheduler != null) {
this.scheduler.stop();
this.scheduler = null;
}
if (services != null) {
for (Service service : services) {
stopper.stop(service);
}
}
stopAllConnectors(stopper);
this.slave = true;
// remove any VMTransports connected
// this has to be done after services are stopped,
// to avoid timing issue with discovery (spinning up a new instance)
BrokerRegistry.getInstance().unbind(getBrokerName());
VMTransportFactory.stopped(getBrokerName());
if (broker != null) {
stopper.stop(broker);
broker = null;
}
if (jobSchedulerStore != null) {
jobSchedulerStore.stop();
jobSchedulerStore = null;
}
if (tempDataStore != null) {
tempDataStore.stop();
tempDataStore = null;
}
try {
stopper.stop(getPersistenceAdapter());
persistenceAdapter = null;
if (isUseJmx()) {
stopper.stop(managementContext);
managementContext = null;
}
// Clear SelectorParser cache to free memory
SelectorParser.clearCache();
} finally {
started.set(false);
stopped.set(true);
stoppedLatch.countDown();
}
if (this.taskRunnerFactory != null) {
this.taskRunnerFactory.shutdown();
this.taskRunnerFactory = null;
}
if (this.executor != null) {
ThreadPoolUtils.shutdownNow(executor);
this.executor = null;
}
this.destinationInterceptors = null;
this.destinationFactory = null;
if (startDate != null) {
LOG.info("Apache ActiveMQ {} ({}, {}) uptime {}", getBrokerVersion(), getBrokerName(), brokerId, getUptime());
}
LOG.info("Apache ActiveMQ {} ({}, {}) is shutdown", getBrokerVersion(), getBrokerName(), brokerId);
synchronized (shutdownHooks) {
for (Runnable hook : shutdownHooks) {
try {
hook.run();
} catch (Throwable e) {
stopper.onException(hook, e);
}
}
}
MDC.remove("activemq.broker");
// and clear start date
startDate = null;
stopper.throwFirstException();
}
public boolean checkQueueSize(String queueName) {
long count = 0;
long queueSize;
Map destinationMap = regionBroker.getDestinationMap();
for (Map.Entry entry : destinationMap.entrySet()) {
if (entry.getKey().isQueue()) {
if (entry.getValue().getName().matches(queueName)) {
queueSize = entry.getValue().getDestinationStatistics().getMessages().getCount();
count += queueSize;
if (queueSize > 0) {
LOG.info("Queue has pending message: {} queueSize is: {}", entry.getValue().getName(), queueSize);
}
}
}
}
return count == 0;
}
/**
* This method (both connectorName and queueName are using regex to match)
* 1. stop the connector (supposed the user input the connector which the
* clients connect to) 2. to check whether there is any pending message on
* the queues defined by queueName 3. supposedly, after stop the connector,
* client should failover to other broker and pending messages should be
* forwarded. if no pending messages, the method finally call stop to stop
* the broker.
*/
public void stopGracefully(String connectorName, String queueName, long timeout, long pollInterval) throws Exception {
if (isUseJmx()) {
if (connectorName == null || queueName == null || timeout <= 0) {
throw new Exception(
"connectorName and queueName cannot be null and timeout should be >0 for stopGracefully.");
}
if (pollInterval <= 0) {
pollInterval = 30;
}
LOG.info("Stop gracefully with connectorName: {} queueName: {} timeout: {} pollInterval: {}",
connectorName, queueName, timeout, pollInterval);
TransportConnector connector;
for (TransportConnector transportConnector : transportConnectors) {
connector = transportConnector;
if (connector != null && connector.getName() != null && connector.getName().matches(connectorName)) {
connector.stop();
}
}
long start = System.currentTimeMillis();
while (System.currentTimeMillis() - start < timeout * 1000) {
// check quesize until it gets zero
if (checkQueueSize(queueName)) {
stop();
break;
} else {
Thread.sleep(pollInterval * 1000);
}
}
if (stopped.get()) {
LOG.info("Successfully stop the broker.");
} else {
LOG.info("There is still pending message on the queue. Please check and stop the broker manually.");
}
}
}
/**
* A helper method to block the caller thread until the broker has been
* stopped
*/
public void waitUntilStopped() {
while (isStarted() && !stopped.get()) {
try {
stoppedLatch.await();
} catch (InterruptedException e) {
// ignore
}
}
}
public boolean isStopped() {
return stopped.get();
}
/**
* A helper method to block the caller thread until the broker has fully started
* @return boolean true if wait succeeded false if broker was not started or was stopped
*/
public boolean waitUntilStarted() {
return waitUntilStarted(DEFAULT_START_TIMEOUT);
}
/**
* A helper method to block the caller thread until the broker has fully started
*
* @param timeout
* the amount of time to wait before giving up and returning false.
*
* @return boolean true if wait succeeded false if broker was not started or was stopped
*/
public boolean waitUntilStarted(long timeout) {
boolean waitSucceeded = isStarted();
long expiration = Math.max(0, timeout + System.currentTimeMillis());
while (!isStarted() && !stopped.get() && !waitSucceeded && expiration > System.currentTimeMillis()) {
try {
if (getStartException() != null) {
return waitSucceeded;
}
waitSucceeded = startedLatch.await(100L, TimeUnit.MILLISECONDS);
} catch (InterruptedException ignore) {
}
}
return waitSucceeded;
}
// Properties
// -------------------------------------------------------------------------
/**
* Returns the message broker
*/
public Broker getBroker() throws Exception {
if (broker == null) {
checkStartException();
broker = createBroker();
}
return broker;
}
/**
* Returns the administration view of the broker; used to create and destroy
* resources such as queues and topics. Note this method returns null if JMX
* is disabled.
*/
public BrokerView getAdminView() throws Exception {
if (adminView == null) {
// force lazy creation
getBroker();
}
return adminView;
}
public void setAdminView(BrokerView adminView) {
this.adminView = adminView;
}
public String getBrokerName() {
return brokerName;
}
private static final String brokerNameReplacedCharsRegExp = "[^a-zA-Z0-9\\.\\_\\-\\:]";
/**
* Sets the name of this broker; which must be unique in the network.
*/
public void setBrokerName(String brokerName) {
if (brokerName == null) {
throw new NullPointerException("The broker name cannot be null");
}
String str = brokerName.replaceAll(brokerNameReplacedCharsRegExp, "_");
if (!str.equals(brokerName)) {
LOG.error("Broker Name: {} contained illegal characters matching regExp: {} - replaced with {}", brokerName, brokerNameReplacedCharsRegExp, str);
}
this.brokerName = str.trim();
}
public PersistenceAdapterFactory getPersistenceFactory() {
return persistenceFactory;
}
public File getDataDirectoryFile() {
if (dataDirectoryFile == null) {
dataDirectoryFile = new File(IOHelper.getDefaultDataDirectory());
}
return dataDirectoryFile;
}
public File getBrokerDataDirectory() {
String brokerDir = getBrokerName();
return new File(getDataDirectoryFile(), brokerDir);
}
/**
* Sets the directory in which the data files will be stored by default for
* the JDBC and Journal persistence adaptors.
*
* @param dataDirectory
* the directory to store data files
*/
public void setDataDirectory(String dataDirectory) {
setDataDirectoryFile(new File(dataDirectory));
}
/**
* Sets the directory in which the data files will be stored by default for
* the JDBC and Journal persistence adaptors.
*
* @param dataDirectoryFile
* the directory to store data files
*/
public void setDataDirectoryFile(File dataDirectoryFile) {
this.dataDirectoryFile = dataDirectoryFile;
}
/**
* @return the tmpDataDirectory
*/
public File getTmpDataDirectory() {
if (tmpDataDirectory == null) {
tmpDataDirectory = new File(getBrokerDataDirectory(), "tmp_storage");
}
return tmpDataDirectory;
}
/**
* @param tmpDataDirectory
* the tmpDataDirectory to set
*/
public void setTmpDataDirectory(File tmpDataDirectory) {
this.tmpDataDirectory = tmpDataDirectory;
}
public void setPersistenceFactory(PersistenceAdapterFactory persistenceFactory) {
this.persistenceFactory = persistenceFactory;
}
public void setDestinationFactory(DestinationFactory destinationFactory) {
this.destinationFactory = destinationFactory;
}
public boolean isPersistent() {
return persistent;
}
/**
* Sets whether or not persistence is enabled or disabled.
* @org.apache.xbean.Property propertyEditor="org.apache.activemq.util.BooleanEditor"
*/
public void setPersistent(boolean persistent) {
this.persistent = persistent;
}
public boolean isPopulateJMSXUserID() {
return populateJMSXUserID;
}
/**
* Sets whether or not the broker should populate the JMSXUserID header.
*/
public void setPopulateJMSXUserID(boolean populateJMSXUserID) {
this.populateJMSXUserID = populateJMSXUserID;
}
public SystemUsage getSystemUsage() {
try {
if (systemUsage == null) {
systemUsage = new SystemUsage("Main", getPersistenceAdapter(), getTempDataStore(), getJobSchedulerStore());
systemUsage.setExecutor(getExecutor());
systemUsage.getMemoryUsage().setLimit(1024L * 1024 * 1024 * 1); // 1 GB
systemUsage.getTempUsage().setLimit(1024L * 1024 * 1024 * 50); // 50 GB
systemUsage.getStoreUsage().setLimit(1024L * 1024 * 1024 * 100); // 100 GB
systemUsage.getJobSchedulerUsage().setLimit(1024L * 1024 * 1024 * 50); // 50 GB
addService(this.systemUsage);
}
return systemUsage;
} catch (IOException e) {
LOG.error("Cannot create SystemUsage", e);
throw new RuntimeException("Fatally failed to create SystemUsage" + e.getMessage(), e);
}
}
public void setSystemUsage(SystemUsage memoryManager) {
if (this.systemUsage != null) {
removeService(this.systemUsage);
}
this.systemUsage = memoryManager;
if (this.systemUsage.getExecutor()==null) {
this.systemUsage.setExecutor(getExecutor());
}
addService(this.systemUsage);
}
/**
* @return the consumerUsageManager
*/
public SystemUsage getConsumerSystemUsage() {
if (this.consumerSystemUsage == null) {
if (splitSystemUsageForProducersConsumers) {
this.consumerSystemUsage = new SystemUsage(getSystemUsage(), "Consumer");
float portion = consumerSystemUsagePortion / 100f;
this.consumerSystemUsage.getMemoryUsage().setUsagePortion(portion);
addService(this.consumerSystemUsage);
} else {
consumerSystemUsage = getSystemUsage();
}
}
return this.consumerSystemUsage;
}
/**
* @param consumerSystemUsage
* the storeSystemUsage to set
*/
public void setConsumerSystemUsage(SystemUsage consumerSystemUsage) {
if (this.consumerSystemUsage != null) {
removeService(this.consumerSystemUsage);
}
this.consumerSystemUsage = consumerSystemUsage;
addService(this.consumerSystemUsage);
}
/**
* @return the producerUsageManager
*/
public SystemUsage getProducerSystemUsage() {
if (producerSystemUsage == null) {
if (splitSystemUsageForProducersConsumers) {
producerSystemUsage = new SystemUsage(getSystemUsage(), "Producer");
float portion = producerSystemUsagePortion / 100f;
producerSystemUsage.getMemoryUsage().setUsagePortion(portion);
addService(producerSystemUsage);
} else {
producerSystemUsage = getSystemUsage();
}
}
return producerSystemUsage;
}
/**
* @param producerUsageManager
* the producerUsageManager to set
*/
public void setProducerSystemUsage(SystemUsage producerUsageManager) {
if (this.producerSystemUsage != null) {
removeService(this.producerSystemUsage);
}
this.producerSystemUsage = producerUsageManager;
addService(this.producerSystemUsage);
}
public synchronized PersistenceAdapter getPersistenceAdapter() throws IOException {
if (persistenceAdapter == null && !hasStartException()) {
persistenceAdapter = createPersistenceAdapter();
configureService(persistenceAdapter);
this.persistenceAdapter = registerPersistenceAdapterMBean(persistenceAdapter);
}
return persistenceAdapter;
}
/**
* Sets the persistence adaptor implementation to use for this broker
*/
public void setPersistenceAdapter(PersistenceAdapter persistenceAdapter) throws IOException {
if (!isPersistent() && ! (persistenceAdapter instanceof MemoryPersistenceAdapter)) {
LOG.warn("persistent=\"false\", ignoring configured persistenceAdapter: {}", persistenceAdapter);
return;
}
this.persistenceAdapter = persistenceAdapter;
configureService(this.persistenceAdapter);
this.persistenceAdapter = registerPersistenceAdapterMBean(persistenceAdapter);
}
public TaskRunnerFactory getTaskRunnerFactory() {
if (this.taskRunnerFactory == null) {
this.taskRunnerFactory = new TaskRunnerFactory("ActiveMQ BrokerService["+getBrokerName()+"] Task", getTaskRunnerPriority(), true, 1000,
isDedicatedTaskRunner());
this.taskRunnerFactory.setThreadClassLoader(this.getClass().getClassLoader());
}
return this.taskRunnerFactory;
}
public void setTaskRunnerFactory(TaskRunnerFactory taskRunnerFactory) {
this.taskRunnerFactory = taskRunnerFactory;
}
public TaskRunnerFactory getPersistenceTaskRunnerFactory() {
if (taskRunnerFactory == null) {
persistenceTaskRunnerFactory = new TaskRunnerFactory("Persistence Adaptor Task", persistenceThreadPriority,
true, 1000, isDedicatedTaskRunner());
}
return persistenceTaskRunnerFactory;
}
public void setPersistenceTaskRunnerFactory(TaskRunnerFactory persistenceTaskRunnerFactory) {
this.persistenceTaskRunnerFactory = persistenceTaskRunnerFactory;
}
public boolean isUseJmx() {
return useJmx;
}
public boolean isEnableStatistics() {
return enableStatistics;
}
/**
* Sets whether or not the Broker's services enable statistics or not.
*/
public void setEnableStatistics(boolean enableStatistics) {
this.enableStatistics = enableStatistics;
}
/**
* Sets whether or not the Broker's services should be exposed into JMX or
* not.
* @org.apache.xbean.Property propertyEditor="org.apache.activemq.util.BooleanEditor"
*/
public void setUseJmx(boolean useJmx) {
this.useJmx = useJmx;
}
public ObjectName getBrokerObjectName() throws MalformedObjectNameException {
if (brokerObjectName == null) {
brokerObjectName = createBrokerObjectName();
}
return brokerObjectName;
}
/**
* Sets the JMX ObjectName for this broker
*/
public void setBrokerObjectName(ObjectName brokerObjectName) {
this.brokerObjectName = brokerObjectName;
}
public ManagementContext getManagementContext() {
if (managementContext == null) {
checkStartException();
managementContext = new ManagementContext();
}
return managementContext;
}
synchronized private void checkStartException() {
if (startException != null) {
throw new BrokerStoppedException(startException);
}
}
synchronized private boolean hasStartException() {
return startException != null;
}
synchronized private void setStartException(Throwable t) {
startException = t;
}
public void setManagementContext(ManagementContext managementContext) {
this.managementContext = managementContext;
}
public NetworkConnector getNetworkConnectorByName(String connectorName) {
for (NetworkConnector connector : networkConnectors) {
if (connector.getName().equals(connectorName)) {
return connector;
}
}
return null;
}
public String[] getNetworkConnectorURIs() {
return networkConnectorURIs;
}
public void setNetworkConnectorURIs(String[] networkConnectorURIs) {
this.networkConnectorURIs = networkConnectorURIs;
}
public TransportConnector getConnectorByName(String connectorName) {
for (TransportConnector connector : transportConnectors) {
if (connector.getName().equals(connectorName)) {
return connector;
}
}
return null;
}
public Map getTransportConnectorURIsAsMap() {
Map answer = new HashMap<>();
for (TransportConnector connector : transportConnectors) {
try {
URI uri = connector.getConnectUri();
if (uri != null) {
String scheme = uri.getScheme();
if (scheme != null) {
answer.put(scheme.toLowerCase(Locale.ENGLISH), uri.toString());
}
}
} catch (Exception e) {
LOG.debug("Failed to read URI to build transportURIsAsMap", e);
}
}
return answer;
}
public ProducerBrokerExchange getProducerBrokerExchange(ProducerInfo producerInfo){
ProducerBrokerExchange result = null;
for (TransportConnector connector : transportConnectors) {
for (TransportConnection tc: connector.getConnections()){
result = tc.getProducerBrokerExchangeIfExists(producerInfo);
if (result !=null){
return result;
}
}
}
return result;
}
public String[] getTransportConnectorURIs() {
return transportConnectorURIs;
}
public void setTransportConnectorURIs(String[] transportConnectorURIs) {
this.transportConnectorURIs = transportConnectorURIs;
}
/**
* @return Returns the jmsBridgeConnectors.
*/
public JmsConnector[] getJmsBridgeConnectors() {
return jmsBridgeConnectors;
}
/**
* @param jmsConnectors
* The jmsBridgeConnectors to set.
*/
public void setJmsBridgeConnectors(JmsConnector[] jmsConnectors) {
this.jmsBridgeConnectors = jmsConnectors;
}
public Service[] getServices() {
return services.toArray(new Service[0]);
}
/**
* Sets the services associated with this broker.
*/
public void setServices(Service[] services) {
this.services.clear();
if (services != null) {
Collections.addAll(this.services, services);
}
}
/**
* Adds a new service so that it will be started as part of the broker
* lifecycle
*/
public void addService(Service service) {
services.add(service);
}
public void removeService(Service service) {
services.remove(service);
}
public boolean isUseLoggingForShutdownErrors() {
return useLoggingForShutdownErrors;
}
/**
* Sets whether or not we should use commons-logging when reporting errors
* when shutting down the broker
*/
public void setUseLoggingForShutdownErrors(boolean useLoggingForShutdownErrors) {
this.useLoggingForShutdownErrors = useLoggingForShutdownErrors;
}
public boolean isUseShutdownHook() {
return useShutdownHook;
}
/**
* Sets whether or not we should use a shutdown handler to close down the
* broker cleanly if the JVM is terminated. It is recommended you leave this
* enabled.
*/
public void setUseShutdownHook(boolean useShutdownHook) {
this.useShutdownHook = useShutdownHook;
}
public boolean isAdvisorySupport() {
return advisorySupport;
}
/**
* Allows the support of advisory messages to be disabled for performance
* reasons.
* @org.apache.xbean.Property propertyEditor="org.apache.activemq.util.BooleanEditor"
*/
public void setAdvisorySupport(boolean advisorySupport) {
this.advisorySupport = advisorySupport;
}
public boolean isAnonymousProducerAdvisorySupport() {
return anonymousProducerAdvisorySupport;
}
public void setAnonymousProducerAdvisorySupport(boolean anonymousProducerAdvisorySupport) {
this.anonymousProducerAdvisorySupport = anonymousProducerAdvisorySupport;
}
public List getTransportConnectors() {
return new ArrayList<>(transportConnectors);
}
/**
* Sets the transport connectors which this broker will listen on for new
* clients
*
* @org.apache.xbean.Property
* nestedType="org.apache.activemq.broker.TransportConnector"
*/
public void setTransportConnectors(List transportConnectors) throws Exception {
for (TransportConnector connector : transportConnectors) {
addConnector(connector);
}
}
public TransportConnector getTransportConnectorByName(String name){
for (TransportConnector transportConnector : transportConnectors){
if (name.equals(transportConnector.getName())){
return transportConnector;
}
}
return null;
}
public TransportConnector getTransportConnectorByScheme(String scheme){
for (TransportConnector transportConnector : transportConnectors){
if (scheme.equals(transportConnector.getUri().getScheme())){
return transportConnector;
}
}
return null;
}
public List getNetworkConnectors() {
return new ArrayList<>(networkConnectors);
}
public List getProxyConnectors() {
return new ArrayList<>(proxyConnectors);
}
/**
* Sets the network connectors which this broker will use to connect to
* other brokers in a federated network
*
* @org.apache.xbean.Property
* nestedType="org.apache.activemq.network.NetworkConnector"
*/
public void setNetworkConnectors(List networkConnectors) throws Exception {
for (Object connector : networkConnectors) {
addNetworkConnector((NetworkConnector) connector);
}
}
/**
* Sets the network connectors which this broker will use to connect to
* other brokers in a federated network
*/
public void setProxyConnectors(List proxyConnectors) throws Exception {
for (Object connector : proxyConnectors) {
addProxyConnector((ProxyConnector) connector);
}
}
public PolicyMap getDestinationPolicy() {
return destinationPolicy;
}
/**
* Sets the destination specific policies available either for exact
* destinations or for wildcard areas of destinations.
*/
public void setDestinationPolicy(PolicyMap policyMap) {
this.destinationPolicy = policyMap;
}
public BrokerPlugin[] getPlugins() {
return plugins;
}
/**
* Sets a number of broker plugins to install such as for security
* authentication or authorization
*/
public void setPlugins(BrokerPlugin[] plugins) {
this.plugins = plugins;
}
public MessageAuthorizationPolicy getMessageAuthorizationPolicy() {
return messageAuthorizationPolicy;
}
/**
* Sets the policy used to decide if the current connection is authorized to
* consume a given message
*/
public void setMessageAuthorizationPolicy(MessageAuthorizationPolicy messageAuthorizationPolicy) {
this.messageAuthorizationPolicy = messageAuthorizationPolicy;
}
/**
* Delete all messages from the persistent store
*/
public void deleteAllMessages() throws IOException {
getPersistenceAdapter().deleteAllMessages();
}
public boolean isDeleteAllMessagesOnStartup() {
return deleteAllMessagesOnStartup;
}
/**
* Sets whether or not all messages are deleted on startup - mostly only
* useful for testing.
* @org.apache.xbean.Property propertyEditor="org.apache.activemq.util.BooleanEditor"
*/
public void setDeleteAllMessagesOnStartup(boolean deletePersistentMessagesOnStartup) {
this.deleteAllMessagesOnStartup = deletePersistentMessagesOnStartup;
}
public URI getVmConnectorURI() {
if (vmConnectorURI == null) {
try {
vmConnectorURI = new URI("vm://" + getBrokerName());
} catch (URISyntaxException e) {
LOG.error("Badly formed URI from {}", getBrokerName(), e);
}
}
return vmConnectorURI;
}
public void setVmConnectorURI(URI vmConnectorURI) {
this.vmConnectorURI = vmConnectorURI;
}
public String getDefaultSocketURIString() {
if (started.get()) {
if (this.defaultSocketURIString == null) {
for (TransportConnector tc:this.transportConnectors) {
String result = null;
try {
result = tc.getPublishableConnectString();
} catch (Exception e) {
LOG.warn("Failed to get the ConnectURI for {}", tc, e);
}
if (result != null) {
// find first publishable uri
if (tc.isUpdateClusterClients() || tc.isRebalanceClusterClients()) {
this.defaultSocketURIString = result;
break;
} else {
// or use the first defined
if (this.defaultSocketURIString == null) {
this.defaultSocketURIString = result;
}
}
}
}
}
return this.defaultSocketURIString;
}
return null;
}
/**
* @return Returns the shutdownOnMasterFailure.
*/
@Deprecated(forRemoval = true)
public boolean isShutdownOnMasterFailure() {
return shutdownOnMasterFailure;
}
/**
* @param shutdownOnMasterFailure
* The shutdownOnMasterFailure to set.
*/
public void setShutdownOnMasterFailure(boolean shutdownOnMasterFailure) {
this.shutdownOnMasterFailure = shutdownOnMasterFailure;
}
public boolean isKeepDurableSubsActive() {
return keepDurableSubsActive;
}
public void setKeepDurableSubsActive(boolean keepDurableSubsActive) {
this.keepDurableSubsActive = keepDurableSubsActive;
}
public boolean isEnableMessageExpirationOnActiveDurableSubs() {
return enableMessageExpirationOnActiveDurableSubs;
}
public void setEnableMessageExpirationOnActiveDurableSubs(boolean enableMessageExpirationOnActiveDurableSubs) {
this.enableMessageExpirationOnActiveDurableSubs = enableMessageExpirationOnActiveDurableSubs;
}
public boolean isUseVirtualTopics() {
return useVirtualTopics;
}
/**
* Sets whether or not Virtual
* Topics should be supported by default if they have not been
* explicitly configured.
*/
public void setUseVirtualTopics(boolean useVirtualTopics) {
this.useVirtualTopics = useVirtualTopics;
}
public DestinationInterceptor[] getDestinationInterceptors() {
return destinationInterceptors;
}
public boolean isUseMirroredQueues() {
return useMirroredQueues;
}
/**
* Sets whether or not Mirrored
* Queues should be supported by default if they have not been
* explicitly configured.
*/
public void setUseMirroredQueues(boolean useMirroredQueues) {
this.useMirroredQueues = useMirroredQueues;
}
/**
* Sets the destination interceptors to use
*/
public void setDestinationInterceptors(DestinationInterceptor[] destinationInterceptors) {
this.destinationInterceptors = destinationInterceptors;
}
public ActiveMQDestination[] getDestinations() {
return destinations;
}
/**
* Sets the destinations which should be loaded/created on startup
*/
public void setDestinations(ActiveMQDestination[] destinations) {
this.destinations = destinations;
}
/**
* @return the tempDataStore
*/
public synchronized PListStore getTempDataStore() {
if (tempDataStore == null && !hasStartException()) {
if (!isPersistent()) {
return null;
}
try {
PersistenceAdapter pa = getPersistenceAdapter();
if( pa!=null && pa instanceof PListStore) {
return (PListStore) pa;
}
} catch (IOException e) {
throw new RuntimeException(e);
}
try {
String clazz = "org.apache.activemq.store.kahadb.plist.PListStoreImpl";
this.tempDataStore = (PListStore) getClass().getClassLoader().loadClass(clazz).getDeclaredConstructor().newInstance();
this.tempDataStore.setDirectory(getTmpDataDirectory());
configureService(tempDataStore);
} catch (ClassNotFoundException e) {
throw new RuntimeException("Kahadb class PListStoreImpl not found. Add activemq-kahadb jar or set persistent to false on BrokerService.", e);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
return tempDataStore;
}
/**
* @param tempDataStore
* the tempDataStore to set
*/
public void setTempDataStore(PListStore tempDataStore) {
this.tempDataStore = tempDataStore;
if (tempDataStore != null) {
if (tmpDataDirectory == null) {
tmpDataDirectory = tempDataStore.getDirectory();
} else if (tempDataStore.getDirectory() == null) {
tempDataStore.setDirectory(tmpDataDirectory);
}
}
configureService(tempDataStore);
}
public int getPersistenceThreadPriority() {
return persistenceThreadPriority;
}
public void setPersistenceThreadPriority(int persistenceThreadPriority) {
this.persistenceThreadPriority = persistenceThreadPriority;
}
/**
* @return the useLocalHostBrokerName
*/
public boolean isUseLocalHostBrokerName() {
return this.useLocalHostBrokerName;
}
/**
* @param useLocalHostBrokerName
* the useLocalHostBrokerName to set
*/
public void setUseLocalHostBrokerName(boolean useLocalHostBrokerName) {
this.useLocalHostBrokerName = useLocalHostBrokerName;
if (useLocalHostBrokerName && !started.get() && brokerName == null || brokerName.equals(DEFAULT_BROKER_NAME)) {
brokerName = LOCAL_HOST_NAME;
}
}
/**
* Looks up and lazily creates if necessary the destination for the given
* JMS name
*/
public Destination getDestination(ActiveMQDestination destination) throws Exception {
return getBroker().addDestination(getAdminConnectionContext(), destination,false);
}
public void removeDestination(ActiveMQDestination destination) throws Exception {
getBroker().removeDestination(getAdminConnectionContext(), destination, 0);
}
public int getProducerSystemUsagePortion() {
return producerSystemUsagePortion;
}
public void setProducerSystemUsagePortion(int producerSystemUsagePortion) {
this.producerSystemUsagePortion = producerSystemUsagePortion;
}
public int getConsumerSystemUsagePortion() {
return consumerSystemUsagePortion;
}
public void setConsumerSystemUsagePortion(int consumerSystemUsagePortion) {
this.consumerSystemUsagePortion = consumerSystemUsagePortion;
}
public boolean isSplitSystemUsageForProducersConsumers() {
return splitSystemUsageForProducersConsumers;
}
public void setSplitSystemUsageForProducersConsumers(boolean splitSystemUsageForProducersConsumers) {
this.splitSystemUsageForProducersConsumers = splitSystemUsageForProducersConsumers;
}
public boolean isMonitorConnectionSplits() {
return monitorConnectionSplits;
}
public void setMonitorConnectionSplits(boolean monitorConnectionSplits) {
this.monitorConnectionSplits = monitorConnectionSplits;
}
public int getTaskRunnerPriority() {
return taskRunnerPriority;
}
public void setTaskRunnerPriority(int taskRunnerPriority) {
this.taskRunnerPriority = taskRunnerPriority;
}
public boolean isDedicatedTaskRunner() {
return dedicatedTaskRunner;
}
public void setDedicatedTaskRunner(boolean dedicatedTaskRunner) {
this.dedicatedTaskRunner = dedicatedTaskRunner;
}
public boolean isCacheTempDestinations() {
return cacheTempDestinations;
}
public void setCacheTempDestinations(boolean cacheTempDestinations) {
this.cacheTempDestinations = cacheTempDestinations;
}
public int getTimeBeforePurgeTempDestinations() {
return timeBeforePurgeTempDestinations;
}
public void setTimeBeforePurgeTempDestinations(int timeBeforePurgeTempDestinations) {
this.timeBeforePurgeTempDestinations = timeBeforePurgeTempDestinations;
}
public boolean isUseTempMirroredQueues() {
return useTempMirroredQueues;
}
public void setUseTempMirroredQueues(boolean useTempMirroredQueues) {
this.useTempMirroredQueues = useTempMirroredQueues;
}
public synchronized JobSchedulerStore getJobSchedulerStore() {
// If support is off don't allow any scheduler even is user configured their own.
if (!isSchedulerSupport()) {
return null;
}
// If the user configured their own we use it even if persistence is disabled since
// we don't know anything about their implementation.
if (jobSchedulerStore == null && !hasStartException()) {
if (!isPersistent()) {
this.jobSchedulerStore = new InMemoryJobSchedulerStore();
configureService(jobSchedulerStore);
return this.jobSchedulerStore;
}
try {
PersistenceAdapter pa = getPersistenceAdapter();
if (pa != null) {
this.jobSchedulerStore = pa.createJobSchedulerStore();
jobSchedulerStore.setDirectory(getSchedulerDirectoryFile());
configureService(jobSchedulerStore);
return this.jobSchedulerStore;
}
} catch (IOException e) {
throw new RuntimeException(e);
} catch (UnsupportedOperationException ex) {
// It's ok if the store doesn't implement a scheduler.
} catch (Exception e) {
throw new RuntimeException(e);
}
try {
PersistenceAdapter pa = getPersistenceAdapter();
if (pa != null && pa instanceof JobSchedulerStore) {
this.jobSchedulerStore = (JobSchedulerStore) pa;
configureService(jobSchedulerStore);
return this.jobSchedulerStore;
}
} catch (IOException e) {
throw new RuntimeException(e);
}
// Load the KahaDB store as a last resort, this only works if KahaDB is
// included at runtime, otherwise this will fail. User should disable
// scheduler support if this fails.
try {
String clazz = "org.apache.activemq.store.kahadb.KahaDBPersistenceAdapter";
PersistenceAdapter adaptor = (PersistenceAdapter)getClass().getClassLoader().loadClass(clazz).getDeclaredConstructor().newInstance();
jobSchedulerStore = adaptor.createJobSchedulerStore();
jobSchedulerStore.setDirectory(getSchedulerDirectoryFile());
configureService(jobSchedulerStore);
LOG.info("JobScheduler using directory: {}", getSchedulerDirectoryFile());
} catch (Exception e) {
throw new RuntimeException(e);
}
}
return jobSchedulerStore;
}
public void setJobSchedulerStore(JobSchedulerStore jobSchedulerStore) {
this.jobSchedulerStore = jobSchedulerStore;
configureService(jobSchedulerStore);
}
//
// Implementation methods
// -------------------------------------------------------------------------
/**
* Handles any lazy-creation helper properties which are added to make
* things easier to configure inside environments such as Spring
*/
protected void processHelperProperties() throws Exception {
if (transportConnectorURIs != null) {
for (String uri : transportConnectorURIs) {
addConnector(uri);
}
}
if (networkConnectorURIs != null) {
for (String uri : networkConnectorURIs) {
addNetworkConnector(uri);
}
}
if (jmsBridgeConnectors != null) {
for (JmsConnector jmsBridgeConnector : jmsBridgeConnectors) {
addJmsConnector(jmsBridgeConnector);
}
}
}
/**
* Check that the store usage limit is not greater than max usable
* space and adjust if it is
*/
protected void checkStoreUsageLimits() throws Exception {
final SystemUsage usage = getSystemUsage();
if (getPersistenceAdapter() != null) {
PersistenceAdapter adapter = getPersistenceAdapter();
checkUsageLimit(adapter.getDirectory(), usage.getStoreUsage(), usage.getStoreUsage().getPercentLimit());
long maxJournalFileSize = 0;
long storeLimit = usage.getStoreUsage().getLimit();
if (adapter instanceof JournaledStore) {
maxJournalFileSize = ((JournaledStore) adapter).getJournalMaxFileLength();
}
if (storeLimit > 0 && storeLimit < maxJournalFileSize) {
LOG.error("Store limit is {} mb, whilst the max journal file size for the store is {} mb, the store will not accept any data when used.",
(storeLimit / (1024 * 1024)), (maxJournalFileSize / (1024 * 1024)));
}
}
}
/**
* Check that temporary usage limit is not greater than max usable
* space and adjust if it is
*/
protected void checkTmpStoreUsageLimits() throws Exception {
final SystemUsage usage = getSystemUsage();
File tmpDir = getTmpDataDirectory();
if (tmpDir != null) {
checkUsageLimit(tmpDir, usage.getTempUsage(), usage.getTempUsage().getPercentLimit());
if (isPersistent()) {
long maxJournalFileSize;
PListStore store = usage.getTempUsage().getStore();
if (store != null && store instanceof JournaledStore) {
maxJournalFileSize = ((JournaledStore) store).getJournalMaxFileLength();
} else {
maxJournalFileSize = DEFAULT_MAX_FILE_LENGTH;
}
long storeLimit = usage.getTempUsage().getLimit();
if (storeLimit > 0 && storeLimit < maxJournalFileSize) {
LOG.error("Temporary Store limit {} mb, whilst the max journal file size for the temporary store is {} mb, the temp store will not accept any data when used.",
(storeLimit / (1024 * 1024)), (maxJournalFileSize / (1024 * 1024)));
}
}
}
}
protected void checkUsageLimit(File dir, PercentLimitUsage storeUsage, int percentLimit) throws ConfigurationException {
if (dir != null) {
dir = StoreUtil.findParentDirectory(dir);
String storeName = storeUsage instanceof StoreUsage ? "Store" : "Temporary Store";
long storeLimit = storeUsage.getLimit();
long storeCurrent = storeUsage.getUsage();
long totalSpace = storeUsage.getTotal() > 0 ? storeUsage.getTotal() : dir.getTotalSpace();
long totalUsableSpace = (storeUsage.getTotal() > 0 ? storeUsage.getTotal() : dir.getUsableSpace()) + storeCurrent;
if (totalUsableSpace < 0 || totalSpace < 0) {
LOG.error("File system space reported by {} was negative, possibly a huge file system, set a sane usage.total to provide some guidance", dir);
final String message = "File system space reported by: " + dir + " was negative, possibly a huge file system, set a sane usage.total to provide some guidance";
throw new ConfigurationException(message);
}
//compute byte value of the percent limit
long bytePercentLimit = totalSpace * percentLimit / 100;
int oneMeg = 1024 * 1024;
//Check if the store limit is less than the percent Limit that was set and also
//the usable space...this means we can grow the store larger
//Changes in partition size (total space) as well as changes in usable space should
//be detected here
if (diskUsageCheckRegrowThreshold > -1 && percentLimit > 0
&& storeUsage.getTotal() == 0
&& storeLimit < bytePercentLimit && storeLimit < totalUsableSpace){
// set the limit to be bytePercentLimit or usableSpace if
// usableSpace is less than the percentLimit
long newLimit = Math.min(bytePercentLimit, totalUsableSpace);
//To prevent changing too often, check threshold
if (newLimit - storeLimit >= diskUsageCheckRegrowThreshold) {
LOG.info("Usable disk space has been increased, attempting to regrow {} limit to {}% of the partition size",
storeName, percentLimit);
storeUsage.setLimit(newLimit);
LOG.info("storeUsage limit has been increase to {}% ({} mb) of the partition size.",
(newLimit * 100 / totalSpace), (newLimit / oneMeg));
}
//check if the limit is too large for the amount of usable space
} else if (storeLimit > totalUsableSpace) {
final String message = storeName + " limit is " + storeLimit / oneMeg
+ " mb (current store usage is " + storeCurrent / oneMeg
+ " mb). The data directory: " + dir.getAbsolutePath()
+ " only has " + totalUsableSpace / oneMeg
+ " mb of usable space.";
if (!isAdjustUsageLimits()) {
LOG.error(message);
throw new ConfigurationException(message);
}
if (percentLimit > 0) {
LOG.warn("{} limit has been set to {}% ({} mb) of the partition size but there is not enough usable space." +
"The current store limit (which may have been adjusted by a previous usage limit check) is set to ({} mb) " +
"but only {}% ({} mb) is available - resetting limit",
storeName,
percentLimit,
(bytePercentLimit / oneMeg),
(storeLimit / oneMeg),
(totalUsableSpace * 100 / totalSpace),
(totalUsableSpace / oneMeg));
} else {
LOG.warn("{} - resetting to maximum available disk space: {} mb", message, (totalUsableSpace / oneMeg));
}
storeUsage.setLimit(totalUsableSpace);
}
}
}
/**
* Schedules a periodic task based on schedulePeriodForDiskLimitCheck to
* update store and temporary store limits if the amount of available space
* plus current store size is less than the existing configured limit
*/
protected void scheduleDiskUsageLimitsCheck() throws IOException {
if (schedulePeriodForDiskUsageCheck > 0 &&
(getPersistenceAdapter() != null || getTmpDataDirectory() != null)) {
Runnable diskLimitCheckTask = () -> {
try {
checkStoreUsageLimits();
} catch (Throwable e) {
LOG.error("Failed to check persistent disk usage limits", e);
}
try {
checkTmpStoreUsageLimits();
} catch (Throwable e) {
LOG.error("Failed to check temporary store usage limits", e);
}
};
scheduler.executePeriodically(diskLimitCheckTask, schedulePeriodForDiskUsageCheck);
}
}
protected void checkMemorySystemUsageLimits() throws Exception {
final SystemUsage usage = getSystemUsage();
long memLimit = usage.getMemoryUsage().getLimit();
long jvmLimit = Runtime.getRuntime().maxMemory();
if (memLimit > jvmLimit) {
final String message = "Memory Usage for the Broker (" + memLimit / (1024 * 1024)
+ "mb) is more than the maximum available for the JVM: " + jvmLimit / (1024 * 1024);
if (adjustUsageLimits) {
usage.getMemoryUsage().setPercentOfJvmHeap(70);
LOG.warn("{} mb - resetting to 70% of maximum available: {}",
message, (usage.getMemoryUsage().getLimit() / (1024 * 1024)));
} else {
LOG.error(message);
throw new ConfigurationException(message);
}
}
}
protected void checkStoreSystemUsageLimits() throws Exception {
final SystemUsage usage = getSystemUsage();
//Check the persistent store and temp store limits if they exist
//and schedule a periodic check to update disk limits if
//schedulePeriodForDiskLimitCheck is set
checkStoreUsageLimits();
checkTmpStoreUsageLimits();
scheduleDiskUsageLimitsCheck();
if (getJobSchedulerStore() != null) {
JobSchedulerStore scheduler = getJobSchedulerStore();
File schedulerDir = scheduler.getDirectory();
if (schedulerDir != null) {
String schedulerDirPath = schedulerDir.getAbsolutePath();
if (!schedulerDir.isAbsolute()) {
schedulerDir = new File(schedulerDirPath);
}
while (schedulerDir != null && !schedulerDir.isDirectory()) {
schedulerDir = schedulerDir.getParentFile();
}
long schedulerLimit = usage.getJobSchedulerUsage().getLimit();
long dirFreeSpace = 0;
if (schedulerDir != null) {
dirFreeSpace = schedulerDir.getUsableSpace();
}
if (schedulerLimit > dirFreeSpace) {
LOG.warn("Job Scheduler Store limit is {} mb, whilst the data directory: {} " +
"only has {} mb of usage space - resetting to {} mb.",
schedulerLimit / (1024 * 1024),
schedulerDir.getAbsolutePath(),
dirFreeSpace / (1024 * 1024),
dirFreeSpace / (1042 * 1024));
usage.getJobSchedulerUsage().setLimit(dirFreeSpace);
}
}
}
}
public void stopAllConnectors(ServiceStopper stopper) {
for (Iterator iter = getNetworkConnectors().iterator(); iter.hasNext();) {
NetworkConnector connector = iter.next();
unregisterNetworkConnectorMBean(connector);
stopper.stop(connector);
}
for (Iterator iter = getProxyConnectors().iterator(); iter.hasNext();) {
ProxyConnector connector = iter.next();
stopper.stop(connector);
}
for (Iterator iter = jmsConnectors.iterator(); iter.hasNext();) {
JmsConnector connector = iter.next();
stopper.stop(connector);
}
for (Iterator iter = getTransportConnectors().iterator(); iter.hasNext();) {
TransportConnector connector = iter.next();
try {
unregisterConnectorMBean(connector);
} catch (IOException e) {
}
stopper.stop(connector);
}
}
protected TransportConnector registerConnectorMBean(TransportConnector connector) throws IOException {
try {
ObjectName objectName = createConnectorObjectName(connector);
connector = connector.asManagedConnector(getManagementContext(), objectName);
ConnectorViewMBean view = new ConnectorView(connector);
AnnotatedMBean.registerMBean(getManagementContext(), view, objectName);
return connector;
} catch (Throwable e) {
throw IOExceptionSupport.create("Transport Connector could not be registered in JMX: " + e, e);
}
}
protected void unregisterConnectorMBean(TransportConnector connector) throws IOException {
if (isUseJmx()) {
try {
ObjectName objectName = createConnectorObjectName(connector);
getManagementContext().unregisterMBean(objectName);
} catch (Throwable e) {
throw IOExceptionSupport.create(
"Transport Connector could not be unregistered in JMX: " + e.getMessage(), e);
}
}
}
protected PersistenceAdapter registerPersistenceAdapterMBean(PersistenceAdapter adaptor) throws IOException {
return adaptor;
}
protected void unregisterPersistenceAdapterMBean(PersistenceAdapter adaptor) throws IOException {
if (isUseJmx()) {}
}
private ObjectName createConnectorObjectName(TransportConnector connector) throws MalformedObjectNameException {
return BrokerMBeanSupport.createConnectorName(getBrokerObjectName(), "clientConnectors", connector.getName());
}
public void registerNetworkConnectorMBean(NetworkConnector connector) throws IOException {
NetworkConnectorViewMBean view = new NetworkConnectorView(connector);
try {
ObjectName objectName = createNetworkConnectorObjectName(connector);
connector.setObjectName(objectName);
AnnotatedMBean.registerMBean(getManagementContext(), view, objectName);
} catch (Throwable e) {
throw IOExceptionSupport.create("Network Connector could not be registered in JMX: " + e.getMessage(), e);
}
}
public ObjectName createNetworkConnectorObjectName(NetworkConnector connector) throws MalformedObjectNameException {
return BrokerMBeanSupport.createNetworkConnectorName(getBrokerObjectName(), "networkConnectors", connector.getName());
}
public ObjectName createDuplexNetworkConnectorObjectName(String transport) throws MalformedObjectNameException {
return BrokerMBeanSupport.createNetworkConnectorName(getBrokerObjectName(), "duplexNetworkConnectors", transport);
}
protected void unregisterNetworkConnectorMBean(NetworkConnector connector) {
if (isUseJmx()) {
try {
ObjectName objectName = createNetworkConnectorObjectName(connector);
getManagementContext().unregisterMBean(objectName);
} catch (Exception e) {
LOG.warn("Network Connector could not be unregistered from JMX due {}. This exception is ignored.", e.getMessage(), e);
}
}
}
protected void registerProxyConnectorMBean(ProxyConnector connector) throws IOException {
ProxyConnectorView view = new ProxyConnectorView(connector);
try {
ObjectName objectName = BrokerMBeanSupport.createNetworkConnectorName(getBrokerObjectName(), "proxyConnectors", connector.getName());
AnnotatedMBean.registerMBean(getManagementContext(), view, objectName);
} catch (Throwable e) {
throw IOExceptionSupport.create("Broker could not be registered in JMX: " + e.getMessage(), e);
}
}
protected void registerJmsConnectorMBean(JmsConnector connector) throws IOException {
JmsConnectorView view = new JmsConnectorView(connector);
try {
ObjectName objectName = BrokerMBeanSupport.createNetworkConnectorName(getBrokerObjectName(), "jmsConnectors", connector.getName());
AnnotatedMBean.registerMBean(getManagementContext(), view, objectName);
} catch (Throwable e) {
throw IOExceptionSupport.create("Broker could not be registered in JMX: " + e.getMessage(), e);
}
}
/**
* Factory method to create a new broker
*
* @throws Exception
*/
protected Broker createBroker() throws Exception {
regionBroker = createRegionBroker();
Broker broker = addInterceptors(regionBroker);
// Add a filter that will stop access to the broker once stopped
broker = new MutableBrokerFilter(broker) {
Broker old;
@Override
public void stop() throws Exception {
old = this.next.getAndSet(new ErrorBroker("Broker has been stopped: " + this) {
// Just ignore additional stop actions.
@Override
public void stop() throws Exception {
}
});
old.stop();
}
@Override
public void start() throws Exception {
if (forceStart && old != null) {
this.next.set(old);
}
getNext().start();
}
};
return broker;
}
/**
* Factory method to create the core region broker onto which interceptors
* are added
*
* @throws Exception
*/
protected Broker createRegionBroker() throws Exception {
if (destinationInterceptors == null) {
destinationInterceptors = createDefaultDestinationInterceptor();
}
configureServices(destinationInterceptors);
DestinationInterceptor destinationInterceptor = new CompositeDestinationInterceptor(destinationInterceptors);
if (destinationFactory == null) {
destinationFactory = new DestinationFactoryImpl(this, getTaskRunnerFactory(), getPersistenceAdapter());
}
return createRegionBroker(destinationInterceptor);
}
protected Broker createRegionBroker(DestinationInterceptor destinationInterceptor) throws IOException {
RegionBroker regionBroker;
if (isUseJmx()) {
try {
regionBroker = new ManagedRegionBroker(this, getManagementContext(), getBrokerObjectName(),
getTaskRunnerFactory(), getConsumerSystemUsage(), destinationFactory, destinationInterceptor,getScheduler(),getExecutor());
} catch(MalformedObjectNameException me){
LOG.warn("Cannot create ManagedRegionBroker due {}", me.getMessage(), me);
throw new IOException(me);
}
} else {
regionBroker = new RegionBroker(this, getTaskRunnerFactory(), getConsumerSystemUsage(), destinationFactory,
destinationInterceptor,getScheduler(),getExecutor());
}
destinationFactory.setRegionBroker(regionBroker);
regionBroker.setKeepDurableSubsActive(keepDurableSubsActive);
regionBroker.setBrokerName(getBrokerName());
regionBroker.getDestinationStatistics().setEnabled(enableStatistics);
regionBroker.setAllowTempAutoCreationOnSend(isAllowTempAutoCreationOnSend());
if (brokerId != null) {
regionBroker.setBrokerId(brokerId);
}
return regionBroker;
}
/**
* Create the default destination interceptor
*/
protected DestinationInterceptor[] createDefaultDestinationInterceptor() {
List answer = new ArrayList<>();
if (isUseVirtualTopics()) {
VirtualDestinationInterceptor interceptor = new VirtualDestinationInterceptor();
VirtualTopic virtualTopic = new VirtualTopic();
virtualTopic.setName("VirtualTopic.>");
VirtualDestination[] virtualDestinations = { virtualTopic };
interceptor.setVirtualDestinations(virtualDestinations);
answer.add(interceptor);
}
if (isUseMirroredQueues()) {
MirroredQueue interceptor = new MirroredQueue();
answer.add(interceptor);
}
DestinationInterceptor[] array = new DestinationInterceptor[answer.size()];
answer.toArray(array);
return array;
}
/**
* Strategy method to add interceptors to the broker
*
* @throws IOException
*/
protected Broker addInterceptors(Broker broker) throws Exception {
if (isAdvisorySupport()) {
// AMQ-9187 - the AdvisoryBroker must be after the SchedulerBroker
broker = new AdvisoryBroker(broker);
}
if (isSchedulerSupport()) {
SchedulerBroker sb = new SchedulerBroker(this, broker, getJobSchedulerStore());
sb.setMaxRepeatAllowed(maxSchedulerRepeatAllowed);
if (isUseJmx()) {
JobSchedulerViewMBean view = new JobSchedulerView(sb.getJobScheduler());
try {
ObjectName objectName = BrokerMBeanSupport.createJobSchedulerServiceName(getBrokerObjectName());
AnnotatedMBean.registerMBean(getManagementContext(), view, objectName);
this.adminView.setJMSJobScheduler(objectName);
} catch (Throwable e) {
throw IOExceptionSupport.create("JobScheduler could not be registered in JMX: "
+ e.getMessage(), e);
}
}
broker = sb;
}
if (isUseJmx()) {
HealthViewMBean statusView = new HealthView((ManagedRegionBroker)getRegionBroker());
try {
ObjectName objectName = BrokerMBeanSupport.createHealthServiceName(getBrokerObjectName());
AnnotatedMBean.registerMBean(getManagementContext(), statusView, objectName);
} catch (Throwable e) {
throw IOExceptionSupport.create("Status MBean could not be registered in JMX: "
+ e.getMessage(), e);
}
}
broker = new CompositeDestinationBroker(broker);
broker = new TransactionBroker(broker, getPersistenceAdapter().createTransactionStore());
if (isPopulateJMSXUserID()) {
UserIDBroker userIDBroker = new UserIDBroker(broker);
userIDBroker.setUseAuthenticatePrincipal(isUseAuthenticatedPrincipalForJMSXUserID());
broker = userIDBroker;
}
if (isMonitorConnectionSplits()) {
broker = new ConnectionSplitBroker(broker);
}
if (plugins != null) {
for (int i = 0; i < plugins.length; i++) {
BrokerPlugin plugin = plugins[i];
broker = plugin.installPlugin(broker);
}
}
return broker;
}
protected PersistenceAdapter createPersistenceAdapter() throws IOException {
if (isPersistent()) {
PersistenceAdapterFactory fac = getPersistenceFactory();
if (fac != null) {
return fac.createPersistenceAdapter();
} else {
try {
String clazz = "org.apache.activemq.store.kahadb.KahaDBPersistenceAdapter";
PersistenceAdapter adaptor = (PersistenceAdapter)getClass().getClassLoader().loadClass(clazz).getConstructor().newInstance();
File dir = new File(getBrokerDataDirectory(),"KahaDB");
adaptor.setDirectory(dir);
return adaptor;
} catch (Throwable e) {
throw IOExceptionSupport.create(e);
}
}
} else {
return new MemoryPersistenceAdapter();
}
}
protected ObjectName createBrokerObjectName() throws MalformedObjectNameException {
return BrokerMBeanSupport.createBrokerObjectName(getManagementContext().getJmxDomainName(), getBrokerName());
}
protected TransportConnector createTransportConnector(URI brokerURI) throws Exception {
TransportServer transport = TransportFactorySupport.bind(this, brokerURI);
return new TransportConnector(transport);
}
/**
* Extracts the port from the options
*/
protected Object getPort(Map options) {
Object port = options.get("port");
if (port == null) {
port = DEFAULT_PORT;
LOG.warn("No port specified so defaulting to: {}", port);
}
return port;
}
protected void addShutdownHook() {
if (useShutdownHook) {
shutdownHook = new Thread("ActiveMQ ShutdownHook") {
@Override
public void run() {
containerShutdown();
}
};
Runtime.getRuntime().addShutdownHook(shutdownHook);
}
}
protected void removeShutdownHook() {
if (shutdownHook != null) {
try {
Runtime.getRuntime().removeShutdownHook(shutdownHook);
} catch (Exception e) {
LOG.debug("Caught exception, must be shutting down. This exception is ignored.", e);
}
}
}
/**
* Sets hooks to be executed when broker shut down
*
* @org.apache.xbean.Property
*/
public void setShutdownHooks(List hooks) throws Exception {
for (Runnable hook : hooks) {
addShutdownHook(hook);
}
}
/**
* Causes a clean shutdown of the container when the VM is being shut down
*/
protected void containerShutdown() {
try {
stop();
} catch (IOException e) {
Throwable linkedException = e.getCause();
if (linkedException != null) {
logError("Failed to shut down: " + e + ". Reason: " + linkedException, linkedException);
} else {
logError("Failed to shut down: " + e, e);
}
if (!useLoggingForShutdownErrors) {
e.printStackTrace(System.err);
}
} catch (Exception e) {
logError("Failed to shut down: " + e, e);
}
}
protected void logError(String message, Throwable e) {
if (useLoggingForShutdownErrors) {
LOG.error("Failed to shut down", e);
} else {
System.err.println("Failed to shut down: " + e);
}
}
/**
* Starts any configured destinations on startup
*/
protected void startDestinations() throws Exception {
if (destinations != null) {
ConnectionContext adminConnectionContext = getAdminConnectionContext();
for (int i = 0; i < destinations.length; i++) {
ActiveMQDestination destination = destinations[i];
getBroker().addDestination(adminConnectionContext, destination,true);
}
}
if (isUseVirtualTopics()) {
startVirtualConsumerDestinations();
}
}
/**
* Returns the broker's administration connection context used for
* configuring the broker at startup
*/
public ConnectionContext getAdminConnectionContext() throws Exception {
return BrokerSupport.getConnectionContext(getBroker());
}
protected void startManagementContext() throws Exception {
getManagementContext().setBrokerName(brokerName);
getManagementContext().start();
adminView = new BrokerView(this, null);
ObjectName objectName = getBrokerObjectName();
AnnotatedMBean.registerMBean(getManagementContext(), adminView, objectName);
}
/**
* Start all transport and network connections, proxies and bridges
*
* @throws Exception
*/
public void startAllConnectors() throws Exception {
final Set durableDestinations = getBroker().getDurableDestinations();
List al = new ArrayList<>();
for (Iterator iter = getTransportConnectors().iterator(); iter.hasNext();) {
TransportConnector connector = iter.next();
al.add(startTransportConnector(connector));
}
if (al.size() > 0) {
// let's clear the transportConnectors list and replace it with
// the started transportConnector instances
this.transportConnectors.clear();
setTransportConnectors(al);
}
this.slave = false;
if (!stopped.get()) {
ThreadPoolExecutor networkConnectorStartExecutor = null;
if (isNetworkConnectorStartAsync()) {
// spin up as many threads as needed
networkConnectorStartExecutor = new ThreadPoolExecutor(0, Integer.MAX_VALUE,
10, TimeUnit.SECONDS, new SynchronousQueue(),
new ThreadFactory() {
int count=0;
@Override
public Thread newThread(Runnable runnable) {
Thread thread = new Thread(runnable, "NetworkConnector Start Thread-" +(count++));
thread.setDaemon(true);
return thread;
}
});
}
for (Iterator iter = getNetworkConnectors().iterator(); iter.hasNext();) {
final NetworkConnector connector = iter.next();
connector.setLocalUri(getVmConnectorURI());
startNetworkConnector(connector, durableDestinations, networkConnectorStartExecutor);
}
if (networkConnectorStartExecutor != null) {
// executor done when enqueued tasks are complete
ThreadPoolUtils.shutdown(networkConnectorStartExecutor);
}
for (Iterator iter = getProxyConnectors().iterator(); iter.hasNext();) {
ProxyConnector connector = iter.next();
connector.start();
}
for (Iterator iter = jmsConnectors.iterator(); iter.hasNext();) {
JmsConnector connector = iter.next();
connector.start();
}
for (Service service : services) {
configureService(service);
service.start();
}
}
}
public void startNetworkConnector(final NetworkConnector connector,
final ThreadPoolExecutor networkConnectorStartExecutor) throws Exception {
startNetworkConnector(connector, getBroker().getDurableDestinations(), networkConnectorStartExecutor);
}
public void startNetworkConnector(final NetworkConnector connector,
final Set durableDestinations,
final ThreadPoolExecutor networkConnectorStartExecutor) throws Exception {
connector.setBrokerName(getBrokerName());
//set the durable destinations to match the broker if not set on the connector
if (connector.getDurableDestinations() == null) {
connector.setDurableDestinations(durableDestinations);
}
String defaultSocketURI = getDefaultSocketURIString();
if (defaultSocketURI != null) {
connector.setBrokerURL(defaultSocketURI);
}
//If using the runtime plugin to start a network connector then the mbean needs
//to be added, under normal start it will already exist so check for InstanceNotFoundException
if (isUseJmx()) {
ObjectName networkMbean = createNetworkConnectorObjectName(connector);
try {
getManagementContext().getObjectInstance(networkMbean);
} catch (InstanceNotFoundException e) {
LOG.debug("Network connector MBean {} not found, registering", networkMbean);
registerNetworkConnectorMBean(connector);
}
}
if (networkConnectorStartExecutor != null) {
networkConnectorStartExecutor.execute(new Runnable() {
@Override
public void run() {
try {
LOG.info("Async start of {}", connector);
connector.start();
} catch(Exception e) {
LOG.error("Async start of network connector: {} failed", connector, e);
}
}
});
} else {
connector.start();
}
}
public TransportConnector startTransportConnector(TransportConnector connector) throws Exception {
connector.setBrokerService(this);
connector.setTaskRunnerFactory(getTaskRunnerFactory());
MessageAuthorizationPolicy policy = getMessageAuthorizationPolicy();
if (policy != null) {
connector.setMessageAuthorizationPolicy(policy);
}
if (isUseJmx()) {
connector = registerConnectorMBean(connector);
}
connector.getStatistics().setEnabled(enableStatistics);
connector.start();
return connector;
}
/**
* Perform any custom dependency injection
*/
protected void configureServices(Object[] services) {
for (Object service : services) {
configureService(service);
}
}
/**
* Perform any custom dependency injection
*/
protected void configureService(Object service) {
if (service instanceof BrokerServiceAware) {
BrokerServiceAware serviceAware = (BrokerServiceAware) service;
serviceAware.setBrokerService(this);
}
}
public void handleIOException(IOException exception) {
if (ioExceptionHandler != null) {
ioExceptionHandler.handle(exception);
} else {
LOG.info("No IOExceptionHandler registered, ignoring IO exception", exception);
}
}
protected void startVirtualConsumerDestinations() throws Exception {
checkStartException();
ConnectionContext adminConnectionContext = getAdminConnectionContext();
Set destinations = destinationFactory.getDestinations();
DestinationFilter filter = getVirtualTopicConsumerDestinationFilter();
if (!destinations.isEmpty()) {
for (ActiveMQDestination destination : destinations) {
if (filter.matches(destination) == true) {
broker.addDestination(adminConnectionContext, destination, false);
}
}
}
}
private DestinationFilter getVirtualTopicConsumerDestinationFilter() {
// created at startup, so no sync needed
if (virtualConsumerDestinationFilter == null) {
Set consumerDestinations = new HashSet<>();
if (destinationInterceptors != null) {
for (DestinationInterceptor interceptor : destinationInterceptors) {
if (interceptor instanceof VirtualDestinationInterceptor) {
VirtualDestinationInterceptor virtualDestinationInterceptor = (VirtualDestinationInterceptor) interceptor;
for (VirtualDestination virtualDestination: virtualDestinationInterceptor.getVirtualDestinations()) {
if (virtualDestination instanceof VirtualTopic) {
consumerDestinations.add(new ActiveMQQueue(((VirtualTopic) virtualDestination).getPrefix() + DestinationFilter.ANY_DESCENDENT));
}
if (isUseVirtualDestSubs()) {
try {
broker.virtualDestinationAdded(getAdminConnectionContext(), virtualDestination);
LOG.debug("Adding virtual destination: {}", virtualDestination);
} catch (Exception e) {
LOG.warn("Could not fire virtual destination consumer advisory", e);
}
}
}
}
}
}
ActiveMQQueue filter = new ActiveMQQueue();
filter.setCompositeDestinations(consumerDestinations.toArray(new ActiveMQDestination[]{}));
virtualConsumerDestinationFilter = DestinationFilter.parseFilter(filter);
}
return virtualConsumerDestinationFilter;
}
protected synchronized ThreadPoolExecutor getExecutor() {
if (this.executor == null) {
this.executor = new ThreadPoolExecutor(1, 10, 60, TimeUnit.SECONDS, new LinkedBlockingQueue(), new ThreadFactory() {
private long i = 0;
@Override
public Thread newThread(Runnable runnable) {
this.i++;
Thread thread = new Thread(runnable, "ActiveMQ BrokerService.worker." + this.i);
thread.setDaemon(true);
thread.setUncaughtExceptionHandler(new Thread.UncaughtExceptionHandler() {
@Override
public void uncaughtException(final Thread t, final Throwable e) {
LOG.error("Error in thread '{}'", t.getName(), e);
}
});
return thread;
}
}, new RejectedExecutionHandler() {
@Override
public void rejectedExecution(final Runnable r, final ThreadPoolExecutor executor) {
try {
if (!executor.getQueue().offer(r, 60, TimeUnit.SECONDS)) {
throw new RejectedExecutionException("Timed Out while attempting to enqueue Task.");
}
} catch (InterruptedException e) {
throw new RejectedExecutionException("Interrupted waiting for BrokerService.worker");
}
}
});
}
return this.executor;
}
public synchronized Scheduler getScheduler() {
if (this.scheduler==null) {
this.scheduler = new Scheduler("ActiveMQ Broker["+getBrokerName()+"] Scheduler");
try {
this.scheduler.start();
} catch (Exception e) {
LOG.error("Failed to start Scheduler", e);
}
}
return this.scheduler;
}
public Broker getRegionBroker() {
return regionBroker;
}
public void setRegionBroker(Broker regionBroker) {
this.regionBroker = regionBroker;
}
public final void removePreShutdownHook(final Runnable hook) {
preShutdownHooks.remove(hook);
}
public void addShutdownHook(Runnable hook) {
synchronized (shutdownHooks) {
shutdownHooks.add(hook);
}
}
public void removeShutdownHook(Runnable hook) {
synchronized (shutdownHooks) {
shutdownHooks.remove(hook);
}
}
public boolean isSystemExitOnShutdown() {
return systemExitOnShutdown;
}
/**
* @org.apache.xbean.Property propertyEditor="org.apache.activemq.util.BooleanEditor"
*/
public void setSystemExitOnShutdown(boolean systemExitOnShutdown) {
this.systemExitOnShutdown = systemExitOnShutdown;
}
public int getSystemExitOnShutdownExitCode() {
return systemExitOnShutdownExitCode;
}
public void setSystemExitOnShutdownExitCode(int systemExitOnShutdownExitCode) {
this.systemExitOnShutdownExitCode = systemExitOnShutdownExitCode;
}
public SslContext getSslContext() {
return sslContext;
}
public void setSslContext(SslContext sslContext) {
this.sslContext = sslContext;
}
/**
* @deprecated this method will be renamed to not use slave wording
*/
@Deprecated(forRemoval = true)
public boolean isShutdownOnSlaveFailure() {
return shutdownOnSlaveFailure;
}
/**
* @deprecated this method will be renamed to not use slave wording
*
* @org.apache.xbean.Property propertyEditor="org.apache.activemq.util.BooleanEditor"
*/
@Deprecated(forRemoval = true)
public void setShutdownOnSlaveFailure(boolean shutdownOnSlaveFailure) {
this.shutdownOnSlaveFailure = shutdownOnSlaveFailure;
}
/**
* @deprecated it will be removed as it should not be used directly.
*/
@Deprecated(forRemoval = true)
public boolean isWaitForSlave() {
return waitForSlave;
}
/**
* @deprecated this method will be renamed to not use slave wording
*
* @org.apache.xbean.Property propertyEditor="org.apache.activemq.util.BooleanEditor"
*/
@Deprecated(forRemoval = true)
public void setWaitForSlave(boolean waitForSlave) {
this.waitForSlave = waitForSlave;
}
/**
* @deprecated this method will be renamed to not use slave wording
*/
@Deprecated(forRemoval = true)
public long getWaitForSlaveTimeout() {
return this.waitForSlaveTimeout;
}
/**
* @deprecated this method will be renamed to not use slave wording
*/
@Deprecated(forRemoval = true)
public void setWaitForSlaveTimeout(long waitForSlaveTimeout) {
this.waitForSlaveTimeout = waitForSlaveTimeout;
}
/**
* @deprecated this method will be renamed to not use slave wording
*/
@Deprecated(forRemoval = true)
public boolean isPassiveSlave() {
return this.passiveSlave;
}
/**
* @deprecated this method will be renamed to not use slave wording
*
* @param passiveSlave the passiveSlave to set
* @org.apache.xbean.Property propertyEditor="org.apache.activemq.util.BooleanEditor"
*/
@Deprecated(forRemoval = true)
public void setPassiveSlave(boolean passiveSlave) {
this.passiveSlave = passiveSlave;
}
/**
* override the Default IOException handler, called when persistence adapter
* has experiences File or JDBC I/O Exceptions
*
* @param ioExceptionHandler
*/
public void setIoExceptionHandler(IOExceptionHandler ioExceptionHandler) {
configureService(ioExceptionHandler);
this.ioExceptionHandler = ioExceptionHandler;
}
public IOExceptionHandler getIoExceptionHandler() {
return ioExceptionHandler;
}
/**
* @return the schedulerSupport
*/
public boolean isSchedulerSupport() {
return this.schedulerSupport;
}
/**
* @param schedulerSupport the schedulerSupport to set
* @org.apache.xbean.Property propertyEditor="org.apache.activemq.util.BooleanEditor"
*/
public void setSchedulerSupport(boolean schedulerSupport) {
this.schedulerSupport = schedulerSupport;
}
/**
* @return the schedulerDirectory
*/
public File getSchedulerDirectoryFile() {
if (this.schedulerDirectoryFile == null) {
this.schedulerDirectoryFile = new File(getBrokerDataDirectory(), "scheduler");
}
return schedulerDirectoryFile;
}
/**
* @param schedulerDirectory the schedulerDirectory to set
*/
public void setSchedulerDirectoryFile(File schedulerDirectory) {
this.schedulerDirectoryFile = schedulerDirectory;
}
public void setSchedulerDirectory(String schedulerDirectory) {
setSchedulerDirectoryFile(new File(schedulerDirectory));
}
public int getSchedulePeriodForDestinationPurge() {
return this.schedulePeriodForDestinationPurge;
}
public void setSchedulePeriodForDestinationPurge(int schedulePeriodForDestinationPurge) {
this.schedulePeriodForDestinationPurge = schedulePeriodForDestinationPurge;
}
/**
* @param schedulePeriodForDiskUsageCheck
*/
public void setSchedulePeriodForDiskUsageCheck(
int schedulePeriodForDiskUsageCheck) {
this.schedulePeriodForDiskUsageCheck = schedulePeriodForDiskUsageCheck;
}
public int getDiskUsageCheckRegrowThreshold() {
return diskUsageCheckRegrowThreshold;
}
/**
* @param diskUsageCheckRegrowThreshold
* @org.apache.xbean.Property propertyEditor="org.apache.activemq.util.MemoryPropertyEditor"
*/
public void setDiskUsageCheckRegrowThreshold(int diskUsageCheckRegrowThreshold) {
this.diskUsageCheckRegrowThreshold = diskUsageCheckRegrowThreshold;
}
public int getMaxPurgedDestinationsPerSweep() {
return this.maxPurgedDestinationsPerSweep;
}
public void setMaxPurgedDestinationsPerSweep(int maxPurgedDestinationsPerSweep) {
this.maxPurgedDestinationsPerSweep = maxPurgedDestinationsPerSweep;
}
public BrokerContext getBrokerContext() {
return brokerContext;
}
public void setBrokerContext(BrokerContext brokerContext) {
this.brokerContext = brokerContext;
}
public void setBrokerId(String brokerId) {
this.brokerId = new BrokerId(brokerId);
}
public boolean isUseAuthenticatedPrincipalForJMSXUserID() {
return useAuthenticatedPrincipalForJMSXUserID;
}
public void setUseAuthenticatedPrincipalForJMSXUserID(boolean useAuthenticatedPrincipalForJMSXUserID) {
this.useAuthenticatedPrincipalForJMSXUserID = useAuthenticatedPrincipalForJMSXUserID;
}
/**
* Should MBeans that support showing the Authenticated User Name information have this
* value filled in or not.
*
* @return true if user names should be exposed in MBeans
*/
public boolean isPopulateUserNameInMBeans() {
return this.populateUserNameInMBeans;
}
/**
* Sets whether Authenticated User Name information is shown in MBeans that support this field.
* @param value if MBeans should expose user name information.
*/
public void setPopulateUserNameInMBeans(boolean value) {
this.populateUserNameInMBeans = value;
}
/**
* Gets the time in Milliseconds that an invocation of an MBean method will wait before
* failing. The default value is to wait forever (zero).
*
* @return timeout in milliseconds before MBean calls fail, (default is 0 or no timeout).
*/
public long getMbeanInvocationTimeout() {
return mbeanInvocationTimeout;
}
/**
* Gets the time in Milliseconds that an invocation of an MBean method will wait before
* failing. The default value is to wait forever (zero).
*
* @param mbeanInvocationTimeout
* timeout in milliseconds before MBean calls fail, (default is 0 or no timeout).
*/
public void setMbeanInvocationTimeout(long mbeanInvocationTimeout) {
this.mbeanInvocationTimeout = mbeanInvocationTimeout;
}
public boolean isNetworkConnectorStartAsync() {
return networkConnectorStartAsync;
}
public void setNetworkConnectorStartAsync(boolean networkConnectorStartAsync) {
this.networkConnectorStartAsync = networkConnectorStartAsync;
}
public boolean isAllowTempAutoCreationOnSend() {
return allowTempAutoCreationOnSend;
}
/**
* enable if temp destinations need to be propagated through a network when
* advisorySupport==false. This is used in conjunction with the policy
* gcInactiveDestinations for matching temps so they can get removed
* when inactive
*
* @param allowTempAutoCreationOnSend
*/
public void setAllowTempAutoCreationOnSend(boolean allowTempAutoCreationOnSend) {
this.allowTempAutoCreationOnSend = allowTempAutoCreationOnSend;
}
public long getOfflineDurableSubscriberTimeout() {
return offlineDurableSubscriberTimeout;
}
public void setOfflineDurableSubscriberTimeout(long offlineDurableSubscriberTimeout) {
this.offlineDurableSubscriberTimeout = offlineDurableSubscriberTimeout;
}
public long getOfflineDurableSubscriberTaskSchedule() {
return offlineDurableSubscriberTaskSchedule;
}
public void setOfflineDurableSubscriberTaskSchedule(long offlineDurableSubscriberTaskSchedule) {
this.offlineDurableSubscriberTaskSchedule = offlineDurableSubscriberTaskSchedule;
}
public boolean shouldRecordVirtualDestination(ActiveMQDestination destination) {
return isUseVirtualTopics() && destination.isQueue() &&
getVirtualTopicConsumerDestinationFilter().matches(destination);
}
synchronized public Throwable getStartException() {
return startException;
}
public boolean isStartAsync() {
return startAsync;
}
public void setStartAsync(boolean startAsync) {
this.startAsync = startAsync;
}
public boolean isSlave() {
return this.slave;
}
public boolean isStopping() {
return this.stopping.get();
}
/**
* @return true if the broker allowed to restart on shutdown.
*/
public boolean isRestartAllowed() {
return restartAllowed;
}
/**
* Sets if the broker allowed to restart on shutdown.
*/
public void setRestartAllowed(boolean restartAllowed) {
this.restartAllowed = restartAllowed;
}
/**
* A lifecycle manager of the BrokerService should
* inspect this property after a broker shutdown has occurred
* to find out if the broker needs to be re-created and started
* again.
*
* @return true if the broker wants to be restarted after it shuts down.
*/
public boolean isRestartRequested() {
return restartRequested;
}
public void requestRestart() {
this.restartRequested = true;
}
public int getStoreOpenWireVersion() {
return storeOpenWireVersion;
}
public void setStoreOpenWireVersion(int storeOpenWireVersion) {
this.storeOpenWireVersion = storeOpenWireVersion;
}
/**
* @return the current number of connections on this Broker.
*/
public int getCurrentConnections() {
return this.currentConnections.get();
}
/**
* @return the total number of connections this broker has handled since startup.
*/
public long getTotalConnections() {
return this.totalConnections.get();
}
public void incrementCurrentConnections() {
this.currentConnections.incrementAndGet();
}
public void decrementCurrentConnections() {
this.currentConnections.decrementAndGet();
}
public void incrementTotalConnections() {
this.totalConnections.incrementAndGet();
}
public boolean isRejectDurableConsumers() {
return rejectDurableConsumers;
}
public void setRejectDurableConsumers(boolean rejectDurableConsumers) {
this.rejectDurableConsumers = rejectDurableConsumers;
}
public boolean isUseVirtualDestSubs() {
return useVirtualDestSubs;
}
public void setUseVirtualDestSubs(
boolean useVirtualDestSubs) {
this.useVirtualDestSubs = useVirtualDestSubs;
}
public boolean isUseVirtualDestSubsOnCreation() {
return useVirtualDestSubsOnCreation;
}
public void setUseVirtualDestSubsOnCreation(
boolean useVirtualDestSubsOnCreation) {
this.useVirtualDestSubsOnCreation = useVirtualDestSubsOnCreation;
}
public boolean isAdjustUsageLimits() {
return adjustUsageLimits;
}
public void setAdjustUsageLimits(boolean adjustUsageLimits) {
this.adjustUsageLimits = adjustUsageLimits;
}
public void setRollbackOnlyOnAsyncException(boolean rollbackOnlyOnAsyncException) {
this.rollbackOnlyOnAsyncException = rollbackOnlyOnAsyncException;
}
public boolean isRollbackOnlyOnAsyncException() {
return rollbackOnlyOnAsyncException;
}
public int getMaxSchedulerRepeatAllowed() {
return maxSchedulerRepeatAllowed;
}
public void setMaxSchedulerRepeatAllowed(int maxSchedulerRepeatAllowed) {
this.maxSchedulerRepeatAllowed = maxSchedulerRepeatAllowed;
}
public int getMaxUncommittedCount() {
return maxUncommittedCount;
}
public void setMaxUncommittedCount(int maxUncommittedCount) {
this.maxUncommittedCount = maxUncommittedCount;
}
}