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Smack 4.1.5

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Merge tag '4.1.5'

Smack 4.1.5
This commit is contained in:
Florian Schmaus 2015-11-22 23:14:02 +01:00
commit 8dcb3c11ff
4 changed files with 89 additions and 13 deletions
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12
resources/releasedocs/changelog.html
View file

@ -141,6 +141,18 @@ hr {
<div id="pageBody">
<h2>4.1.5 -- <span style="font-weight: normal;">2015-11-22</span></h2>
<h2> Bug
</h2>
<ul>
<li>[<a href='https://igniterealtime.org/issues/browse/SMACK-698'>SMACK-698</a>] - Time creates invalid XML
</li>
<li>[<a href='https://igniterealtime.org/issues/browse/SMACK-700'>SMACK-700</a>] - Duplicate stanzas in unacknowledgedStanzas queue when stream is resumed
</li>
<li>[<a href='https://igniterealtime.org/issues/browse/SMACK-702'>SMACK-702</a>] - RejectedExecutionException in AbstractXMPPConnection.processPacket() causes connection Termination
</li>
</ul>
<h2>4.1.4 -- <span style="font-weight: normal;">2015-09-14</span></h2>

12
smack-core/src/main/java/org/jivesoftware/smack/AbstractXMPPConnection.java
View file

@ -27,14 +27,12 @@ import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.ConcurrentLinkedQueue;
import java.util.concurrent.CopyOnWriteArraySet;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ScheduledFuture;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.locks.Lock;
@ -75,6 +73,7 @@ import org.jivesoftware.smack.parsing.ParsingExceptionCallback;
import org.jivesoftware.smack.provider.ExtensionElementProvider;
import org.jivesoftware.smack.provider.ProviderManager;
import org.jivesoftware.smack.sasl.core.SASLAnonymous;
import org.jivesoftware.smack.util.BoundedThreadPoolExecutor;
import org.jivesoftware.smack.util.DNSUtil;
import org.jivesoftware.smack.util.Objects;
import org.jivesoftware.smack.util.PacketParserUtils;
@ -233,8 +232,8 @@ public abstract class AbstractXMPPConnection implements XMPPConnection {
* important that we use a <b>single threaded ExecutorService</b> in order to guarantee that the
* PacketListeners are invoked in the same order the stanzas arrived.
*/
private final ThreadPoolExecutor executorService = new ThreadPoolExecutor(1, 1, 0, TimeUnit.SECONDS,
new ArrayBlockingQueue<Runnable>(100), new SmackExecutorThreadFactory(this, "Incoming Processor"));
private final BoundedThreadPoolExecutor executorService = new BoundedThreadPoolExecutor(1, 1, 0, TimeUnit.SECONDS,
100, new SmackExecutorThreadFactory(this, "Incoming Processor"));
/**
* This scheduled thread pool executor is used to remove pending callbacks.
@ -1002,12 +1001,13 @@ public abstract class AbstractXMPPConnection implements XMPPConnection {
* they are a match with the filter.
*
* @param stanza the stanza to process.
* @throws InterruptedException
*/
protected void processStanza(final Stanza stanza) {
protected void processStanza(final Stanza stanza) throws InterruptedException {
assert(stanza != null);
lastStanzaReceived = System.currentTimeMillis();
// Deliver the incoming packet to listeners.
executorService.submit(new Runnable() {
executorService.executeBlocking(new Runnable() {
@Override
public void run() {
invokePacketCollectorsAndNotifyRecvListeners(stanza);

63
smack-core/src/main/java/org/jivesoftware/smack/util/BoundedThreadPoolExecutor.java Normal file
View file

@ -0,0 +1,63 @@
/**
*
* Copyright 2015 Florian Schmaus
*
* Licensed 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.jivesoftware.smack.util;
import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.RejectedExecutionException;
import java.util.concurrent.Semaphore;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
public class BoundedThreadPoolExecutor extends ThreadPoolExecutor {
private final Semaphore semaphore;
public BoundedThreadPoolExecutor(int corePoolSize, int maximumPoolSize, long keepAliveTime,
TimeUnit unit, int bound, ThreadFactory threadFactory) {
// One could think that the array blocking queue bound should be "bound - 1" because the bound protected by the
// Semaphore also includes the "slot" in the worker thread executing the Runnable. But using that as bound could
// actually cause a RejectedExecutionException as the queue could fill up while the worker thread remains
// unscheduled and is thus not removing any entries.
super(corePoolSize, maximumPoolSize, keepAliveTime,
unit, new ArrayBlockingQueue<Runnable>(bound), threadFactory);
semaphore = new Semaphore(bound);
}
public void executeBlocking(final Runnable command) throws InterruptedException {
semaphore.acquire();
try {
execute(new Runnable() {
@Override
public void run() {
try {
command.run();
} finally {
semaphore.release();
}
}
});
} catch (Exception e) {
semaphore.release();
if (e instanceof RejectedExecutionException) {
throw (RejectedExecutionException) e;
} else {
throw new RuntimeException(e);
}
}
}
}

15
smack-tcp/src/main/java/org/jivesoftware/smack/tcp/XMPPTCPConnection.java
View file

@ -1086,16 +1086,17 @@ public class XMPPTCPConnection extends AbstractXMPPConnection {
if (!smSessionId.equals(resumed.getPrevId())) {
throw new StreamIdDoesNotMatchException(smSessionId, resumed.getPrevId());
}
// Mark SM as enabled and resumption as successful.
smResumedSyncPoint.reportSuccess();
smEnabledSyncPoint.reportSuccess();
// First, drop the stanzas already handled by the server
processHandledCount(resumed.getHandledCount());
// Then re-send what is left in the unacknowledged queue
List<Stanza> stanzasToResend = new LinkedList<Stanza>();
stanzasToResend.addAll(unacknowledgedStanzas);
List<Stanza> stanzasToResend = new ArrayList<>(unacknowledgedStanzas.size());
unacknowledgedStanzas.drainTo(stanzasToResend);
for (Stanza stanza : stanzasToResend) {
packetWriter.sendStreamElement(stanza);
sendStanzaInternal(stanza);
}
smResumedSyncPoint.reportSuccess();
smEnabledSyncPoint.reportSuccess();
// If there where stanzas resent, then request a SM ack for them.
// Writer's sendStreamElement() won't do it automatically based on
// predicates.
@ -1469,7 +1470,7 @@ public class XMPPTCPConnection extends AbstractXMPPConnection {
*/
@Deprecated
public static void setUseStreamManagementResumptiodDefault(boolean useSmResumptionDefault) {
setUseStreamManagementDefault(useSmResumptionDefault);
setUseStreamManagementResumptionDefault(useSmResumptionDefault);
}
/**
@ -1765,7 +1766,7 @@ public class XMPPTCPConnection extends AbstractXMPPConnection {
private void processHandledCount(long handledCount) throws StreamManagementCounterError {
long ackedStanzasCount = SMUtils.calculateDelta(handledCount, serverHandledStanzasCount);
final List<Stanza> ackedStanzas = new ArrayList<Stanza>(
handledCount <= Integer.MAX_VALUE ? (int) handledCount
ackedStanzasCount <= Integer.MAX_VALUE ? (int) ackedStanzasCount
: Integer.MAX_VALUE);
for (long i = 0; i < ackedStanzasCount; i++) {
Stanza ackedStanza = unacknowledgedStanzas.poll();