diff options
Diffstat (limited to 'java/broker-plugins/amqp-0-10-protocol/src/main/java/org/apache/qpid/server/protocol/v0_10/Subscription_0_10.java')
| -rw-r--r-- | java/broker-plugins/amqp-0-10-protocol/src/main/java/org/apache/qpid/server/protocol/v0_10/Subscription_0_10.java | 944 |
1 files changed, 0 insertions, 944 deletions
diff --git a/java/broker-plugins/amqp-0-10-protocol/src/main/java/org/apache/qpid/server/protocol/v0_10/Subscription_0_10.java b/java/broker-plugins/amqp-0-10-protocol/src/main/java/org/apache/qpid/server/protocol/v0_10/Subscription_0_10.java deleted file mode 100644 index 357b565365..0000000000 --- a/java/broker-plugins/amqp-0-10-protocol/src/main/java/org/apache/qpid/server/protocol/v0_10/Subscription_0_10.java +++ /dev/null @@ -1,944 +0,0 @@ -/* - * - * 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.qpid.server.protocol.v0_10; - -import org.apache.qpid.AMQException; -import org.apache.qpid.server.exchange.Exchange; -import org.apache.qpid.server.filter.FilterManager; -import org.apache.qpid.server.flow.FlowCreditManager; -import org.apache.qpid.server.logging.LogActor; -import org.apache.qpid.server.logging.LogSubject; -import org.apache.qpid.server.logging.actors.CurrentActor; -import org.apache.qpid.server.logging.actors.GenericActor; -import org.apache.qpid.server.logging.messages.ChannelMessages; -import org.apache.qpid.server.logging.messages.SubscriptionMessages; -import org.apache.qpid.server.model.Queue; -import org.apache.qpid.server.plugin.MessageConverter; -import org.apache.qpid.server.protocol.MessageConverterRegistry; -import org.apache.qpid.server.message.ServerMessage; -import org.apache.qpid.server.queue.AMQQueue; -import org.apache.qpid.server.queue.BaseQueue; -import org.apache.qpid.server.queue.QueueEntry; -import org.apache.qpid.server.subscription.Subscription; -import org.apache.qpid.server.txn.AutoCommitTransaction; -import org.apache.qpid.server.txn.ServerTransaction; -import org.apache.qpid.transport.DeliveryProperties; -import org.apache.qpid.transport.Header; -import org.apache.qpid.transport.MessageAcceptMode; -import org.apache.qpid.transport.MessageAcquireMode; -import org.apache.qpid.transport.MessageCreditUnit; -import org.apache.qpid.transport.MessageFlowMode; -import org.apache.qpid.transport.MessageProperties; -import org.apache.qpid.transport.MessageTransfer; -import org.apache.qpid.transport.Method; -import org.apache.qpid.transport.Option; -import org.apache.qpid.transport.Struct; - -import static org.apache.qpid.server.logging.subjects.LogSubjectFormat.QUEUE_FORMAT; -import static org.apache.qpid.server.logging.subjects.LogSubjectFormat.SUBSCRIPTION_FORMAT; - -import java.text.MessageFormat; -import java.util.Arrays; -import java.util.Collections; -import java.util.HashMap; -import java.util.Map; -import java.util.concurrent.ConcurrentHashMap; -import java.util.concurrent.atomic.AtomicBoolean; -import java.util.concurrent.atomic.AtomicLong; -import java.util.concurrent.atomic.AtomicReference; -import java.util.concurrent.locks.Lock; -import java.util.concurrent.locks.ReentrantLock; - -public class Subscription_0_10 implements Subscription, FlowCreditManager.FlowCreditManagerListener, LogSubject -{ - private final long _subscriptionID; - - private final QueueEntry.SubscriptionAcquiredState _owningState = new QueueEntry.SubscriptionAcquiredState(this); - - private static final Option[] BATCHED = new Option[] { Option.BATCH }; - - private final Lock _stateChangeLock = new ReentrantLock(); - - private final AtomicReference<State> _state = new AtomicReference<State>(State.ACTIVE); - private volatile AMQQueue.Context _queueContext; - private final AtomicBoolean _deleted = new AtomicBoolean(false); - - - private FlowCreditManager_0_10 _creditManager; - - private StateListener _stateListener = new StateListener() - { - - public void stateChange(Subscription sub, State oldState, State newState) - { - CurrentActor.get().message(SubscriptionMessages.STATE(newState.toString())); - } - }; - private AMQQueue _queue; - private final String _destination; - private boolean _noLocal; - private final FilterManager _filters; - private final MessageAcceptMode _acceptMode; - private final MessageAcquireMode _acquireMode; - private MessageFlowMode _flowMode; - private final ServerSession _session; - private final AtomicBoolean _stopped = new AtomicBoolean(true); - private static final Struct[] EMPTY_STRUCT_ARRAY = new Struct[0]; - - private LogActor _logActor; - private final Map<String, Object> _properties = new ConcurrentHashMap<String, Object>(); - private String _traceExclude; - private String _trace; - private final long _createTime = System.currentTimeMillis(); - private final AtomicLong _deliveredCount = new AtomicLong(0); - private final AtomicLong _deliveredBytes = new AtomicLong(0); - private final AtomicLong _unacknowledgedCount = new AtomicLong(0); - private final AtomicLong _unacknowledgedBytes = new AtomicLong(0); - - private final Map<String, Object> _arguments; - private int _deferredMessageCredit; - private long _deferredSizeCredit; - - - public Subscription_0_10(ServerSession session, String destination, MessageAcceptMode acceptMode, - MessageAcquireMode acquireMode, - MessageFlowMode flowMode, - FlowCreditManager_0_10 creditManager, - FilterManager filters,Map<String, Object> arguments) - { - _subscriptionID = SUB_ID_GENERATOR.getAndIncrement(); - _session = session; - _postIdSettingAction = new AddMessageDispositionListenerAction(session); - _destination = destination; - _acceptMode = acceptMode; - _acquireMode = acquireMode; - _creditManager = creditManager; - _flowMode = flowMode; - _filters = filters; - _creditManager.addStateListener(this); - _arguments = arguments == null ? Collections.<String, Object> emptyMap() : - Collections.<String, Object> unmodifiableMap(arguments); - _state.set(_creditManager.hasCredit() ? State.ACTIVE : State.SUSPENDED); - - } - - public void setNoLocal(boolean noLocal) - { - _noLocal = noLocal; - } - - public AMQQueue getQueue() - { - return _queue; - } - - public QueueEntry.SubscriptionAcquiredState getOwningState() - { - return _owningState; - } - - public void setQueue(AMQQueue queue, boolean exclusive) - { - if(getQueue() != null) - { - throw new IllegalStateException("Attempt to set queue for subscription " + this + " to " + queue + "when already set to " + getQueue()); - } - _queue = queue; - - _traceExclude = (String) queue.getAttribute(Queue.FEDERATION_EXCLUDES); - _trace = (String) queue.getAttribute(Queue.FEDERATION_ID); - String filterLogString = null; - - _logActor = GenericActor.getInstance(this); - if (CurrentActor.get().getRootMessageLogger().isMessageEnabled(_logActor, this, SubscriptionMessages.CREATE_LOG_HIERARCHY)) - { - filterLogString = getFilterLogString(); - CurrentActor.get().message(this, SubscriptionMessages.CREATE(filterLogString, queue.isDurable() && exclusive, - filterLogString.length() > 0)); - } - } - - public String getConsumerName() - { - return _destination; - } - - public boolean isSuspended() - { - return !isActive() || _deleted.get() || _session.isClosing() || _session.getConnectionModel().isStopped(); // TODO check for Session suspension - } - - public boolean hasInterest(QueueEntry entry) - { - - - - //check that the message hasn't been rejected - if (entry.isRejectedBy(getSubscriptionID())) - { - - return false; - } - - if (entry.getMessage() instanceof MessageTransferMessage) - { - if(_noLocal) - { - Object connectionRef = ((MessageTransferMessage)entry.getMessage()).getConnectionReference(); - if (connectionRef != null && connectionRef == _session.getReference()) - { - return false; - } - } - } - else - { - // no interest in messages we can't convert - if(MessageConverterRegistry.getConverter(entry.getMessage().getClass(), MessageTransferMessage.class)==null) - { - return false; - } - } - - - return checkFilters(entry); - - - } - - private boolean checkFilters(QueueEntry entry) - { - return (_filters == null) || _filters.allAllow(entry.asFilterable()); - } - - public boolean isClosed() - { - return getState() == State.CLOSED; - } - - public boolean isBrowser() - { - return _acquireMode == MessageAcquireMode.NOT_ACQUIRED; - } - - public boolean seesRequeues() - { - return _acquireMode != MessageAcquireMode.NOT_ACQUIRED || _acceptMode == MessageAcceptMode.EXPLICIT; - } - - public void close() - { - boolean closed = false; - State state = getState(); - - _stateChangeLock.lock(); - try - { - while(!closed && state != State.CLOSED) - { - closed = _state.compareAndSet(state, State.CLOSED); - if(!closed) - { - state = getState(); - } - else - { - _stateListener.stateChange(this,state, State.CLOSED); - } - } - _creditManager.removeListener(this); - CurrentActor.get().message(getLogSubject(), SubscriptionMessages.CLOSE()); - } - finally - { - _stateChangeLock.unlock(); - } - - - - } - - public Long getDelivered() - { - return _deliveredCount.get(); - } - - public void creditStateChanged(boolean hasCredit) - { - - if(hasCredit) - { - if(_state.compareAndSet(State.SUSPENDED, State.ACTIVE)) - { - _stateListener.stateChange(this, State.SUSPENDED, State.ACTIVE); - } - else - { - // this is a hack to get round the issue of increasing bytes credit - _stateListener.stateChange(this, State.ACTIVE, State.ACTIVE); - } - } - else - { - if(_state.compareAndSet(State.ACTIVE, State.SUSPENDED)) - { - _stateListener.stateChange(this, State.ACTIVE, State.SUSPENDED); - } - } - } - - - public static class AddMessageDispositionListenerAction implements Runnable - { - private MessageTransfer _xfr; - private ServerSession.MessageDispositionChangeListener _action; - private ServerSession _session; - - public AddMessageDispositionListenerAction(ServerSession session) - { - _session = session; - } - - public void setXfr(MessageTransfer xfr) - { - _xfr = xfr; - } - - public void setAction(ServerSession.MessageDispositionChangeListener action) - { - _action = action; - } - - public void run() - { - if(_action != null) - { - _session.onMessageDispositionChange(_xfr, _action); - } - } - } - - private final AddMessageDispositionListenerAction _postIdSettingAction; - - public void send(final QueueEntry entry, boolean batch) throws AMQException - { - ServerMessage serverMsg = entry.getMessage(); - - - MessageTransfer xfr; - - DeliveryProperties deliveryProps; - MessageProperties messageProps = null; - - MessageTransferMessage msg; - - if(serverMsg instanceof MessageTransferMessage) - { - - msg = (MessageTransferMessage) serverMsg; - - } - else - { - MessageConverter converter = - MessageConverterRegistry.getConverter(serverMsg.getClass(), MessageTransferMessage.class); - - - msg = (MessageTransferMessage) converter.convert(serverMsg, getQueue().getVirtualHost()); - } - DeliveryProperties origDeliveryProps = msg.getHeader() == null ? null : msg.getHeader().getDeliveryProperties(); - messageProps = msg.getHeader() == null ? null : msg.getHeader().getMessageProperties(); - - deliveryProps = new DeliveryProperties(); - if(origDeliveryProps != null) - { - if(origDeliveryProps.hasDeliveryMode()) - { - deliveryProps.setDeliveryMode(origDeliveryProps.getDeliveryMode()); - } - if(origDeliveryProps.hasExchange()) - { - deliveryProps.setExchange(origDeliveryProps.getExchange()); - } - if(origDeliveryProps.hasExpiration()) - { - deliveryProps.setExpiration(origDeliveryProps.getExpiration()); - } - if(origDeliveryProps.hasPriority()) - { - deliveryProps.setPriority(origDeliveryProps.getPriority()); - } - if(origDeliveryProps.hasRoutingKey()) - { - deliveryProps.setRoutingKey(origDeliveryProps.getRoutingKey()); - } - if(origDeliveryProps.hasTimestamp()) - { - deliveryProps.setTimestamp(origDeliveryProps.getTimestamp()); - } - if(origDeliveryProps.hasTtl()) - { - deliveryProps.setTtl(origDeliveryProps.getTtl()); - } - - - } - - deliveryProps.setRedelivered(entry.isRedelivered()); - - if(_trace != null && messageProps == null) - { - messageProps = new MessageProperties(); - } - - Header header = new Header(deliveryProps, messageProps, msg.getHeader() == null ? null : msg.getHeader().getNonStandardProperties()); - - - xfr = batch ? new MessageTransfer(_destination,_acceptMode,_acquireMode,header,msg.getBody(), BATCHED) - : new MessageTransfer(_destination,_acceptMode,_acquireMode,header,msg.getBody()); - - boolean excludeDueToFederation = false; - - if(_trace != null) - { - if(!messageProps.hasApplicationHeaders()) - { - messageProps.setApplicationHeaders(new HashMap<String,Object>()); - } - Map<String,Object> appHeaders = messageProps.getApplicationHeaders(); - String trace = (String) appHeaders.get("x-qpid.trace"); - if(trace == null) - { - trace = _trace; - } - else - { - if(_traceExclude != null) - { - excludeDueToFederation = Arrays.asList(trace.split(",")).contains(_traceExclude); - } - trace+=","+_trace; - } - appHeaders.put("x-qpid.trace",trace); - } - - if(!excludeDueToFederation) - { - if(_acceptMode == MessageAcceptMode.NONE && _acquireMode != MessageAcquireMode.PRE_ACQUIRED) - { - xfr.setCompletionListener(new MessageAcceptCompletionListener(this, _session, entry, _flowMode == MessageFlowMode.WINDOW)); - } - else if(_flowMode == MessageFlowMode.WINDOW) - { - xfr.setCompletionListener(new Method.CompletionListener() - { - public void onComplete(Method method) - { - deferredAddCredit(1, entry.getSize()); - } - }); - } - - - _postIdSettingAction.setXfr(xfr); - if(_acceptMode == MessageAcceptMode.EXPLICIT) - { - _postIdSettingAction.setAction(new ExplicitAcceptDispositionChangeListener(entry, this)); - } - else if(_acquireMode != MessageAcquireMode.PRE_ACQUIRED) - { - _postIdSettingAction.setAction(new ImplicitAcceptDispositionChangeListener(entry, this)); - } - else - { - _postIdSettingAction.setAction(null); - } - - - _session.sendMessage(xfr, _postIdSettingAction); - entry.incrementDeliveryCount(); - _deliveredCount.incrementAndGet(); - _deliveredBytes.addAndGet(entry.getSize()); - if(_acceptMode == MessageAcceptMode.NONE && _acquireMode == MessageAcquireMode.PRE_ACQUIRED) - { - forceDequeue(entry, false); - } - else if(_acquireMode == MessageAcquireMode.PRE_ACQUIRED) - { - recordUnacknowledged(entry); - } - } - else - { - forceDequeue(entry, _flowMode == MessageFlowMode.WINDOW); - - } - } - - void recordUnacknowledged(QueueEntry entry) - { - _unacknowledgedCount.incrementAndGet(); - _unacknowledgedBytes.addAndGet(entry.getSize()); - } - - private void deferredAddCredit(final int deferredMessageCredit, final long deferredSizeCredit) - { - _deferredMessageCredit += deferredMessageCredit; - _deferredSizeCredit += deferredSizeCredit; - - } - - public void flushCreditState(boolean strict) - { - if(strict || !isSuspended() || _deferredMessageCredit >= 200 - || !(_creditManager instanceof WindowCreditManager) - || ((WindowCreditManager)_creditManager).getMessageCreditLimit() < 400 ) - { - _creditManager.restoreCredit(_deferredMessageCredit, _deferredSizeCredit); - _deferredMessageCredit = 0; - _deferredSizeCredit = 0l; - } - } - - private void forceDequeue(final QueueEntry entry, final boolean restoreCredit) - { - AutoCommitTransaction dequeueTxn = new AutoCommitTransaction(getQueue().getVirtualHost().getMessageStore()); - dequeueTxn.dequeue(entry.getQueue(), entry.getMessage(), - new ServerTransaction.Action() - { - public void postCommit() - { - if (restoreCredit) - { - restoreCredit(entry); - } - entry.delete(); - } - - public void onRollback() - { - - } - }); - } - - void reject(final QueueEntry entry) - { - entry.setRedelivered(); - entry.routeToAlternate(null, null); - if(entry.isAcquiredBy(this)) - { - entry.delete(); - } - } - - void release(final QueueEntry entry, final boolean setRedelivered) - { - if (setRedelivered) - { - entry.setRedelivered(); - } - - if (getSessionModel().isClosing() || !setRedelivered) - { - entry.decrementDeliveryCount(); - } - - if (isMaxDeliveryLimitReached(entry)) - { - sendToDLQOrDiscard(entry); - } - else - { - entry.release(); - } - } - - protected void sendToDLQOrDiscard(QueueEntry entry) - { - final LogActor logActor = CurrentActor.get(); - final ServerMessage msg = entry.getMessage(); - - int requeues = entry.routeToAlternate(new BaseQueue.PostEnqueueAction() - { - @Override - public void onEnqueue(final QueueEntry requeueEntry) - { - logActor.message( ChannelMessages.DEADLETTERMSG(msg.getMessageNumber(), - requeueEntry.getQueue().getName())); - } - }, null); - - if (requeues == 0) - { - final AMQQueue queue = entry.getQueue(); - final Exchange alternateExchange = queue.getAlternateExchange(); - - if(alternateExchange != null) - { - logActor.message( ChannelMessages.DISCARDMSG_NOROUTE(msg.getMessageNumber(), - alternateExchange.getName())); - } - else - { - logActor.message(ChannelMessages.DISCARDMSG_NOALTEXCH(msg.getMessageNumber(), - queue.getName(), - msg.getRoutingKey())); - } - } - } - - private boolean isMaxDeliveryLimitReached(QueueEntry entry) - { - final int maxDeliveryLimit = entry.getQueue().getMaximumDeliveryCount(); - return (maxDeliveryLimit > 0 && entry.getDeliveryCount() >= maxDeliveryLimit); - } - - public void queueDeleted(AMQQueue queue) - { - _deleted.set(true); - } - - public boolean wouldSuspend(QueueEntry entry) - { - return !_creditManager.useCreditForMessage(entry.getMessage().getSize()); - } - - public boolean trySendLock() - { - return _stateChangeLock.tryLock(); - } - - - public void getSendLock() - { - _stateChangeLock.lock(); - } - - public void releaseSendLock() - { - _stateChangeLock.unlock(); - } - - public void restoreCredit(QueueEntry queueEntry) - { - _creditManager.restoreCredit(1, queueEntry.getSize()); - } - - public void onDequeue(QueueEntry queueEntry) - { - // no-op for 0-10, credit restored by completing command. - } - - public void releaseQueueEntry(QueueEntry queueEntry) - { - // no-op for 0-10, credit restored by completing command. - } - - public void setStateListener(StateListener listener) - { - _stateListener = listener; - } - - public State getState() - { - return _state.get(); - } - - public AMQQueue.Context getQueueContext() - { - return _queueContext; - } - - public void setQueueContext(AMQQueue.Context queueContext) - { - _queueContext = queueContext; - } - - public boolean isActive() - { - return getState() == State.ACTIVE; - } - - public void set(String key, Object value) - { - _properties.put(key, value); - } - - public Object get(String key) - { - return _properties.get(key); - } - - - public FlowCreditManager_0_10 getCreditManager() - { - return _creditManager; - } - - - public void stop() - { - try - { - getSendLock(); - - if(_state.compareAndSet(State.ACTIVE, State.SUSPENDED)) - { - _stateListener.stateChange(this, State.ACTIVE, State.SUSPENDED); - } - _stopped.set(true); - FlowCreditManager_0_10 creditManager = getCreditManager(); - creditManager.clearCredit(); - } - finally - { - releaseSendLock(); - } - } - - public void addCredit(MessageCreditUnit unit, long value) - { - FlowCreditManager_0_10 creditManager = getCreditManager(); - - switch (unit) - { - case MESSAGE: - - creditManager.addCredit(value, 0L); - break; - case BYTE: - creditManager.addCredit(0l, value); - break; - } - - _stopped.set(false); - - if(creditManager.hasCredit()) - { - if(_state.compareAndSet(State.SUSPENDED, State.ACTIVE)) - { - _stateListener.stateChange(this, State.SUSPENDED, State.ACTIVE); - } - } - - } - - public void setFlowMode(MessageFlowMode flowMode) - { - - - _creditManager.removeListener(this); - - switch(flowMode) - { - case CREDIT: - _creditManager = new CreditCreditManager(0l,0l); - break; - case WINDOW: - _creditManager = new WindowCreditManager(0l,0l); - break; - default: - throw new RuntimeException("Unknown message flow mode: " + flowMode); - } - _flowMode = flowMode; - if(_state.compareAndSet(State.ACTIVE, State.SUSPENDED)) - { - _stateListener.stateChange(this, State.ACTIVE, State.SUSPENDED); - } - - _creditManager.addStateListener(this); - - } - - public boolean isStopped() - { - return _stopped.get(); - } - - public boolean acquires() - { - return _acquireMode == MessageAcquireMode.PRE_ACQUIRED; - } - - public void acknowledge(QueueEntry entry) - { - // TODO Fix Store Context / cleanup - if(entry.isAcquiredBy(this)) - { - _unacknowledgedBytes.addAndGet(-entry.getSize()); - _unacknowledgedCount.decrementAndGet(); - entry.delete(); - } - } - - public void flush() throws AMQException - { - flushCreditState(true); - _queue.flushSubscription(this); - stop(); - } - - public long getSubscriptionID() - { - return _subscriptionID; - } - - public LogActor getLogActor() - { - return _logActor; - } - - public boolean isTransient() - { - return false; - } - - public ServerSession getSessionModel() - { - return _session; - } - - public boolean isBrowsing() - { - return _acquireMode == MessageAcquireMode.NOT_ACQUIRED; - } - - public boolean isExclusive() - { - return getQueue().hasExclusiveSubscriber(); - } - - public boolean isDurable() - { - return false; - } - - - public boolean isExplicitAcknowledge() - { - return _acceptMode == MessageAcceptMode.EXPLICIT; - } - - public String getCreditMode() - { - return _flowMode.toString(); - } - - public String getName() - { - return _destination; - } - - public Map<String, Object> getArguments() - { - return _arguments; - } - - public boolean isSessionTransactional() - { - return _session.isTransactional(); - } - - public void queueEmpty() - { - } - - public long getCreateTime() - { - return _createTime; - } - - public String toLogString() - { - String queueInfo = MessageFormat.format(QUEUE_FORMAT, _queue.getVirtualHost().getName(), - _queue.getName()); - String result = "[" + MessageFormat.format(SUBSCRIPTION_FORMAT, getSubscriptionID()) + "(" - // queueString is "vh(/{0})/qu({1}) " so need to trim - + queueInfo.substring(0, queueInfo.length() - 1) + ")" + "] "; - return result; - } - - private String getFilterLogString() - { - StringBuilder filterLogString = new StringBuilder(); - String delimiter = ", "; - boolean hasEntries = false; - if (_filters != null && _filters.hasFilters()) - { - filterLogString.append(_filters.toString()); - hasEntries = true; - } - - if (isBrowser()) - { - if (hasEntries) - { - filterLogString.append(delimiter); - } - filterLogString.append("Browser"); - hasEntries = true; - } - - if (isDurable()) - { - if (hasEntries) - { - filterLogString.append(delimiter); - } - filterLogString.append("Durable"); - hasEntries = true; - } - - return filterLogString.toString(); - } - - public LogSubject getLogSubject() - { - return (LogSubject) this; - } - - - public void flushBatched() - { - _session.getConnection().flush(); - } - - public long getBytesOut() - { - return _deliveredBytes.longValue(); - } - - public long getMessagesOut() - { - return _deliveredCount.longValue(); - } - - public long getUnacknowledgedBytes() - { - return _unacknowledgedBytes.longValue(); - } - - public long getUnacknowledgedMessages() - { - return _unacknowledgedCount.longValue(); - } -} |