ARTEMIS-5734 upgrade to Netty 4.2.7.Final

jbertram · jbertram · commit 77ff321f5a36 · 2025-10-30T10:52:23.000-05:00
diff --git a/artemis-commons/src/test/java/org/apache/activemq/artemis/utils/ByteUtilTest.java b/artemis-commons/src/test/java/org/apache/activemq/artemis/utils/ByteUtilTest.java
@@ -223,6 +223,7 @@ public void shouldZeroesDirectByteBuffer() {
 
    @Test
    public void shouldZeroesLimitedDirectByteBuffer() {
+      assumeTrue(PlatformDependent.hasUnsafe());
       final byte one = (byte) 1;
       final int capacity = 64;
       final int bytes = 32;
diff --git a/artemis-core-client-osgi/pom.xml b/artemis-core-client-osgi/pom.xml
@@ -70,7 +70,7 @@
                   <Import-Package>
                      org.glassfish.json*;resolution:=optional,
                      de.dentrassi.crypto.pem;resolution:=optional,
-                     io.netty.buffer;io.netty.*;version="[4.1,5)",
+                     io.netty.*;version="[4.2,5)",
                      *
                   </Import-Package>
                   <_exportcontents>org.apache.activemq.artemis.*;-noimport:=true</_exportcontents>
diff --git a/artemis-core-client/pom.xml b/artemis-core-client/pom.xml
@@ -109,10 +109,6 @@
          <groupId>io.netty</groupId>
          <artifactId>netty-handler-proxy</artifactId>
       </dependency>
-      <dependency>
-         <groupId>io.netty</groupId>
-         <artifactId>netty-codec</artifactId>
-      </dependency>
       <dependency>
          <groupId>io.netty</groupId>
          <artifactId>netty-codec-socks</artifactId>
diff --git a/artemis-core-client/src/main/java/org/apache/activemq/artemis/core/remoting/impl/netty/NettyConnector.java b/artemis-core-client/src/main/java/org/apache/activemq/artemis/core/remoting/impl/netty/NettyConnector.java
@@ -16,13 +16,12 @@
  */
 package org.apache.activemq.artemis.core.remoting.impl.netty;
 
-import static org.apache.activemq.artemis.core.remoting.impl.netty.TransportConstants.NETTY_HTTP_HEADER_PREFIX;
-
 import javax.net.ssl.SNIHostName;
 import javax.net.ssl.SSLContext;
 import javax.net.ssl.SSLEngine;
 import javax.net.ssl.SSLParameters;
 import java.io.IOException;
+import java.lang.invoke.MethodHandles;
 import java.net.ConnectException;
 import java.net.InetAddress;
 import java.net.InetSocketAddress;
@@ -63,15 +62,16 @@
 import io.netty.channel.ChannelPipeline;
 import io.netty.channel.ChannelPromise;
 import io.netty.channel.EventLoopGroup;
+import io.netty.channel.MultiThreadIoEventLoopGroup;
 import io.netty.channel.SimpleChannelInboundHandler;
 import io.netty.channel.WriteBufferWaterMark;
-import io.netty.channel.epoll.EpollEventLoopGroup;
+import io.netty.channel.epoll.EpollIoHandler;
 import io.netty.channel.epoll.EpollSocketChannel;
 import io.netty.channel.group.ChannelGroup;
 import io.netty.channel.group.DefaultChannelGroup;
-import io.netty.channel.kqueue.KQueueEventLoopGroup;
+import io.netty.channel.kqueue.KQueueIoHandler;
 import io.netty.channel.kqueue.KQueueSocketChannel;
-import io.netty.channel.nio.NioEventLoopGroup;
+import io.netty.channel.nio.NioIoHandler;
 import io.netty.channel.socket.nio.NioSocketChannel;
 import io.netty.handler.codec.base64.Base64;
 import io.netty.handler.codec.http.DefaultFullHttpRequest;
@@ -92,11 +92,11 @@
 import io.netty.handler.codec.http.LastHttpContent;
 import io.netty.handler.codec.http.cookie.ClientCookieDecoder;
 import io.netty.handler.codec.http.cookie.Cookie;
-import io.netty.handler.ssl.SslContext;
 import io.netty.handler.codec.socksx.SocksVersion;
 import io.netty.handler.proxy.ProxyHandler;
 import io.netty.handler.proxy.Socks4ProxyHandler;
 import io.netty.handler.proxy.Socks5ProxyHandler;
+import io.netty.handler.ssl.SslContext;
 import io.netty.handler.ssl.SslHandler;
 import io.netty.resolver.NoopAddressResolverGroup;
 import io.netty.util.AttributeKey;
@@ -128,8 +128,8 @@
 import org.apache.activemq.artemis.utils.PasswordMaskingUtil;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import java.lang.invoke.MethodHandles;
 
+import static org.apache.activemq.artemis.core.remoting.impl.netty.TransportConstants.NETTY_HTTP_HEADER_PREFIX;
 import static org.apache.activemq.artemis.utils.Base64.encodeBytes;
 
 public class NettyConnector extends AbstractConnector {
@@ -537,29 +537,29 @@ public synchronized void start() {
 
       if (useEpoll && CheckDependencies.isEpollAvailable()) {
          if (useGlobalWorkerPool) {
-            group = SharedEventLoopGroup.getInstance((threadFactory -> new EpollEventLoopGroup(remotingThreads, threadFactory)));
+            group = SharedEventLoopGroup.getInstance((threadFactory -> new MultiThreadIoEventLoopGroup(remotingThreads, threadFactory, EpollIoHandler.newFactory())));
          } else {
-            group = new EpollEventLoopGroup(remotingThreads);
+            group = new MultiThreadIoEventLoopGroup(remotingThreads, EpollIoHandler.newFactory());
          }
          connectorType = EPOLL_CONNECTOR_TYPE;
          channelClazz = EpollSocketChannel.class;
          logger.debug("Connector {} using native epoll", this);
       } else if (useKQueue && CheckDependencies.isKQueueAvailable()) {
          if (useGlobalWorkerPool) {
-            group = SharedEventLoopGroup.getInstance((threadFactory -> new KQueueEventLoopGroup(remotingThreads, threadFactory)));
+            group = SharedEventLoopGroup.getInstance((threadFactory -> new MultiThreadIoEventLoopGroup(remotingThreads, threadFactory, KQueueIoHandler.newFactory())));
          } else {
-            group = new KQueueEventLoopGroup(remotingThreads);
+            group = new MultiThreadIoEventLoopGroup(remotingThreads, KQueueIoHandler.newFactory());
          }
          connectorType = KQUEUE_CONNECTOR_TYPE;
          channelClazz = KQueueSocketChannel.class;
          logger.debug("Connector {} using native kqueue", this);
       } else {
          if (useGlobalWorkerPool) {
             channelClazz = NioSocketChannel.class;
-            group = SharedEventLoopGroup.getInstance((threadFactory -> new NioEventLoopGroup(remotingThreads, threadFactory)));
+            group = SharedEventLoopGroup.getInstance((threadFactory -> new MultiThreadIoEventLoopGroup(remotingThreads, threadFactory, NioIoHandler.newFactory())));
          } else {
             channelClazz = NioSocketChannel.class;
-            group = new NioEventLoopGroup(remotingThreads);
+            group = new MultiThreadIoEventLoopGroup(remotingThreads, NioIoHandler.newFactory());
          }
          connectorType = NIO_CONNECTOR_TYPE;
          channelClazz = NioSocketChannel.class;
diff --git a/artemis-features/src/main/resources/features.xml b/artemis-features/src/main/resources/features.xml
@@ -33,7 +33,8 @@
 		<bundle>mvn:io.netty/netty-resolver/${netty.version}</bundle>
 		<bundle>mvn:io.netty/netty-transport/${netty.version}</bundle>
 		<bundle>mvn:io.netty/netty-buffer/${netty.version}</bundle>
-		<bundle>mvn:io.netty/netty-codec/${netty.version}</bundle>
+		<bundle>mvn:io.netty/netty-codec-base/${netty.version}</bundle>
+		<bundle>mvn:io.netty/netty-codec-compression/${netty.version}</bundle>
 		<bundle>mvn:io.netty/netty-codec-socks/${netty.version}</bundle>
 		<bundle>mvn:io.netty/netty-codec-haproxy/${netty.version}</bundle>
 		<bundle>mvn:io.netty/netty-codec-http/${netty.version}</bundle>
diff --git a/artemis-jms-client-osgi/pom.xml b/artemis-jms-client-osgi/pom.xml
@@ -78,7 +78,7 @@
                   <Import-Package>
                      org.glassfish.json*;resolution:=optional,
                      de.dentrassi.crypto.pem;resolution:=optional,
-                     io.netty.buffer;io.netty.*;version="[4.1,5)",
+                     io.netty.*;version="[4.2,5)",
                      *
                   </Import-Package>
                   <_exportcontents>org.apache.activemq.artemis.*;-noimport:=true</_exportcontents>
diff --git a/artemis-pom/pom.xml b/artemis-pom/pom.xml
@@ -412,12 +412,6 @@
             <version>${netty.version}</version>
             <!-- License: Apache 2.0 -->
          </dependency>
-         <dependency>
-            <groupId>io.netty</groupId>
-            <artifactId>netty-codec</artifactId>
-            <version>${netty.version}</version>
-            <!-- License: Apache 2.0 -->
-         </dependency>
          <dependency>
             <groupId>io.netty</groupId>
             <artifactId>netty-codec-http</artifactId>
diff --git a/artemis-protocols/artemis-jakarta-openwire-protocol/pom.xml b/artemis-protocols/artemis-jakarta-openwire-protocol/pom.xml
@@ -90,10 +90,6 @@
          <groupId>io.netty</groupId>
          <artifactId>netty-transport</artifactId>
       </dependency>
-      <dependency>
-         <groupId>io.netty</groupId>
-         <artifactId>netty-codec</artifactId>
-      </dependency>
       <dependency>
          <groupId>org.osgi</groupId>
          <artifactId>osgi.cmpn</artifactId>
diff --git a/artemis-protocols/artemis-mqtt-protocol/pom.xml b/artemis-protocols/artemis-mqtt-protocol/pom.xml
@@ -69,10 +69,6 @@
          <groupId>io.netty</groupId>
          <artifactId>netty-transport</artifactId>
       </dependency>
-      <dependency>
-         <groupId>io.netty</groupId>
-         <artifactId>netty-codec</artifactId>
-      </dependency>
       <dependency>
          <groupId>io.netty</groupId>
          <artifactId>netty-common</artifactId>
diff --git a/artemis-protocols/artemis-openwire-protocol/pom.xml b/artemis-protocols/artemis-openwire-protocol/pom.xml
@@ -96,10 +96,6 @@
          <groupId>io.netty</groupId>
          <artifactId>netty-transport</artifactId>
       </dependency>
-      <dependency>
-         <groupId>io.netty</groupId>
-         <artifactId>netty-codec</artifactId>
-      </dependency>
       <dependency>
          <groupId>org.osgi</groupId>
          <artifactId>osgi.cmpn</artifactId>
diff --git a/artemis-server-osgi/pom.xml b/artemis-server-osgi/pom.xml
@@ -128,7 +128,7 @@
                      org.glassfish.json*;resolution:=optional,
                      org.postgresql*;resolution:=optional,
                      de.dentrassi.crypto.pem;resolution:=optional,
-                     io.netty.buffer;io.netty.*;version="[4.1,5)",
+                     io.netty.*;version="[4.2,5)",
                      java.net.http*;resolution:=optional,
                      com.sun.net.httpserver*;resolution:=optional,
                      *
diff --git a/artemis-server/pom.xml b/artemis-server/pom.xml
@@ -136,10 +136,6 @@
          <groupId>io.netty</groupId>
          <artifactId>netty-transport-classes-kqueue</artifactId>
       </dependency>
-      <dependency>
-         <groupId>io.netty</groupId>
-         <artifactId>netty-codec</artifactId>
-      </dependency>
       <dependency>
          <groupId>commons-beanutils</groupId>
          <artifactId>commons-beanutils</artifactId>
diff --git a/artemis-server/src/main/java/org/apache/activemq/artemis/core/remoting/impl/netty/NettyAcceptor.java b/artemis-server/src/main/java/org/apache/activemq/artemis/core/remoting/impl/netty/NettyAcceptor.java
@@ -49,18 +49,19 @@
 import io.netty.channel.ChannelPipeline;
 import io.netty.channel.DefaultEventLoopGroup;
 import io.netty.channel.EventLoopGroup;
+import io.netty.channel.MultiThreadIoEventLoopGroup;
 import io.netty.channel.ServerChannel;
 import io.netty.channel.WriteBufferWaterMark;
-import io.netty.channel.epoll.EpollEventLoopGroup;
+import io.netty.channel.epoll.EpollIoHandler;
 import io.netty.channel.epoll.EpollServerSocketChannel;
 import io.netty.channel.group.ChannelGroup;
 import io.netty.channel.group.ChannelGroupFuture;
 import io.netty.channel.group.DefaultChannelGroup;
-import io.netty.channel.kqueue.KQueueEventLoopGroup;
+import io.netty.channel.kqueue.KQueueIoHandler;
 import io.netty.channel.kqueue.KQueueServerSocketChannel;
 import io.netty.channel.local.LocalAddress;
 import io.netty.channel.local.LocalServerChannel;
-import io.netty.channel.nio.NioEventLoopGroup;
+import io.netty.channel.nio.NioIoHandler;
 import io.netty.channel.socket.nio.NioServerSocketChannel;
 import io.netty.handler.codec.haproxy.HAProxyMessageDecoder;
 import io.netty.handler.ssl.SslContext;
@@ -450,17 +451,17 @@ public synchronized void start() throws Exception {
          ThreadFactory threadFactory = SecurityManagerShim.doPrivileged((PrivilegedAction<ActiveMQThreadFactory>) () -> new ActiveMQThreadFactory(threadFactoryGroupName, true, ClientSessionFactoryImpl.class.getClassLoader()));
          if (useEpoll && CheckDependencies.isEpollAvailable()) {
             channelClazz = EpollServerSocketChannel.class;
-            eventLoopGroup = new EpollEventLoopGroup(remotingThreads, threadFactory);
+            eventLoopGroup = new MultiThreadIoEventLoopGroup(remotingThreads, threadFactory, EpollIoHandler.newFactory());
             acceptorType = EPOLL_ACCEPTOR_TYPE;
             logger.debug("Acceptor {} using native epoll", name);
          } else if (useKQueue && CheckDependencies.isKQueueAvailable()) {
             channelClazz = KQueueServerSocketChannel.class;
-            eventLoopGroup = new KQueueEventLoopGroup(remotingThreads, threadFactory);
+            eventLoopGroup = new MultiThreadIoEventLoopGroup(remotingThreads, threadFactory, KQueueIoHandler.newFactory());
             acceptorType = KQUEUE_ACCEPTOR_TYPE;
             logger.debug("Acceptor {} using native kqueue", name);
          } else {
             channelClazz = NioServerSocketChannel.class;
-            eventLoopGroup = new NioEventLoopGroup(remotingThreads, threadFactory);
+            eventLoopGroup = new MultiThreadIoEventLoopGroup(remotingThreads, threadFactory, NioIoHandler.newFactory());
             acceptorType = NIO_ACCEPTOR_TYPE;
             logger.debug("Acceptor {} using nio", name);
          }
diff --git a/artemis-server/src/test/java/org/apache/activemq/artemis/core/persistence/impl/journal/JournalStorageManagerTest.java b/artemis-server/src/test/java/org/apache/activemq/artemis/core/persistence/impl/journal/JournalStorageManagerTest.java
@@ -32,6 +32,7 @@
 import java.util.concurrent.Executors;
 import java.util.stream.Stream;
 
+import io.netty.util.internal.PlatformDependent;
 import org.apache.activemq.artemis.api.core.ActiveMQBuffer;
 import org.apache.activemq.artemis.api.core.ActiveMQBuffers;
 import org.apache.activemq.artemis.core.config.Configuration;
@@ -102,6 +103,7 @@ public void testFixJournalFileSize() throws Exception {
 
    @TestTemplate
    public void testAddBytesToLargeMessageNotLeakingByteBuffer() throws Exception {
+      assumeTrue(PlatformDependent.hasUnsafe());
       if (journalType == JournalType.ASYNCIO) {
          assumeTrue(AIOSequentialFileFactory.isSupported(), "AIO is not supported on this platform");
       }
diff --git a/artemis-web/src/test/java/org/apache/activemq/cli/test/WebServerComponentTest.java b/artemis-web/src/test/java/org/apache/activemq/cli/test/WebServerComponentTest.java
@@ -58,8 +58,9 @@
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.channel.ChannelInitializer;
 import io.netty.channel.EventLoopGroup;
+import io.netty.channel.MultiThreadIoEventLoopGroup;
 import io.netty.channel.SimpleChannelInboundHandler;
-import io.netty.channel.nio.NioEventLoopGroup;
+import io.netty.channel.nio.NioIoHandler;
 import io.netty.channel.socket.nio.NioSocketChannel;
 import io.netty.handler.codec.http.DefaultFullHttpRequest;
 import io.netty.handler.codec.http.HttpClientCodec;
@@ -1083,7 +1084,7 @@ private void createRandomJettyFiles(File dir, int num, List<File> collector) thr
    }
 
    private Channel getChannel(int port, ClientHandler clientHandler) throws InterruptedException {
-      EventLoopGroup group = new NioEventLoopGroup();
+      EventLoopGroup group = new MultiThreadIoEventLoopGroup(NioIoHandler.newFactory());
       Bootstrap bootstrap = new Bootstrap();
       bootstrap.group(group).channel(NioSocketChannel.class).handler(new ChannelInitializer() {
          @Override
@@ -1096,7 +1097,7 @@ protected void initChannel(Channel ch) throws Exception {
    }
 
    private Channel getSslChannel(int port, SslHandler sslHandler, ClientHandler clientHandler) throws InterruptedException {
-      EventLoopGroup group = new NioEventLoopGroup();
+      EventLoopGroup group = new MultiThreadIoEventLoopGroup(NioIoHandler.newFactory());
       Bootstrap bootstrap = new Bootstrap();
       bootstrap.group(group).channel(NioSocketChannel.class).handler(new ChannelInitializer() {
          @Override
diff --git a/pom.xml b/pom.xml
@@ -119,7 +119,7 @@
       <checkstyle.version>12.1.1</checkstyle.version>
       <mockito.version>5.20.0</mockito.version>
       <jctools.version>4.0.5</jctools.version>
-      <netty.version>4.1.128.Final</netty.version>
+      <netty.version>4.2.7.Final</netty.version>
       <hdrhistogram.version>2.2.2</hdrhistogram.version>
       <curator.version>5.9.0</curator.version>
       <zookeeper.version>3.9.4</zookeeper.version>
diff --git a/tests/artemis-test-support/src/main/java/org/apache/activemq/artemis/tests/util/TcpProxy.java b/tests/artemis-test-support/src/main/java/org/apache/activemq/artemis/tests/util/TcpProxy.java
@@ -36,7 +36,8 @@
 import io.netty.channel.ChannelOption;
 import io.netty.channel.ChannelPipeline;
 import io.netty.channel.EventLoopGroup;
-import io.netty.channel.nio.NioEventLoopGroup;
+import io.netty.channel.MultiThreadIoEventLoopGroup;
+import io.netty.channel.nio.NioIoHandler;
 import io.netty.channel.socket.SocketChannel;
 import io.netty.channel.socket.nio.NioServerSocketChannel;
 import io.netty.handler.logging.LogLevel;
@@ -144,8 +145,8 @@ public void run() {
       logger.info("Proxying {} to {}", localPort, remotePort);
 
       // Configure the bootstrap.
-      EventLoopGroup bossGroup = new NioEventLoopGroup(1);
-      EventLoopGroup workerGroup = new NioEventLoopGroup();
+      EventLoopGroup bossGroup = new MultiThreadIoEventLoopGroup(1, NioIoHandler.newFactory());
+      EventLoopGroup workerGroup = new MultiThreadIoEventLoopGroup(NioIoHandler.newFactory());
       try {
          ServerBootstrap b = new ServerBootstrap();
          b.group(bossGroup, workerGroup)
diff --git a/tests/artemis-test-support/src/main/java/org/apache/activemq/transport/netty/NettyTcpTransport.java b/tests/artemis-test-support/src/main/java/org/apache/activemq/transport/netty/NettyTcpTransport.java
@@ -17,20 +17,13 @@
 package org.apache.activemq.transport.netty;
 
 import java.io.IOException;
+import java.lang.invoke.MethodHandles;
 import java.net.URI;
 import java.security.Principal;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.function.Function;
-import static java.util.function.Function.identity;
-
-import io.netty.channel.ChannelPromise;
-import io.netty.util.ReferenceCounted;
-import org.apache.activemq.transport.amqp.client.util.IOExceptionSupport;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-import java.lang.invoke.MethodHandles;
 
 import io.netty.bootstrap.Bootstrap;
 import io.netty.buffer.ByteBuf;
@@ -42,15 +35,23 @@
 import io.netty.channel.ChannelInitializer;
 import io.netty.channel.ChannelOption;
 import io.netty.channel.ChannelPipeline;
+import io.netty.channel.ChannelPromise;
 import io.netty.channel.EventLoopGroup;
 import io.netty.channel.FixedRecvByteBufAllocator;
+import io.netty.channel.MultiThreadIoEventLoopGroup;
 import io.netty.channel.SimpleChannelInboundHandler;
-import io.netty.channel.nio.NioEventLoopGroup;
+import io.netty.channel.nio.NioIoHandler;
 import io.netty.channel.socket.nio.NioSocketChannel;
 import io.netty.handler.logging.LoggingHandler;
 import io.netty.handler.ssl.SslHandler;
+import io.netty.util.ReferenceCounted;
 import io.netty.util.concurrent.Future;
 import io.netty.util.concurrent.GenericFutureListener;
+import org.apache.activemq.transport.amqp.client.util.IOExceptionSupport;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import static java.util.function.Function.identity;
 
 /**
  * TCP based transport that uses Netty as the underlying IO layer.
@@ -125,7 +126,7 @@ public void connect() throws IOException {
          sslHandler = null;
       }
 
-      group = new NioEventLoopGroup(1);
+      group = new MultiThreadIoEventLoopGroup(1, NioIoHandler.newFactory());
 
       bootstrap = new Bootstrap();
       bootstrap.group(group);
diff --git a/tests/integration-tests-isolated/src/test/java/org/apache/activemq/artemis/tests/integration/isolated/web/WebServerComponentTest.java b/tests/integration-tests-isolated/src/test/java/org/apache/activemq/artemis/tests/integration/isolated/web/WebServerComponentTest.java
diff --git a/tests/integration-tests/src/test/java/org/apache/activemq/artemis/tests/integration/http/HttpAuthorityTest.java b/tests/integration-tests/src/test/java/org/apache/activemq/artemis/tests/integration/http/HttpAuthorityTest.java
diff --git a/tests/integration-tests/src/test/java/org/apache/activemq/artemis/tests/integration/transports/netty/NettyConnectorWithHTTPUpgradeTest.java b/tests/integration-tests/src/test/java/org/apache/activemq/artemis/tests/integration/transports/netty/NettyConnectorWithHTTPUpgradeTest.java
diff --git a/tests/unit-tests/src/test/java/org/apache/activemq/artemis/tests/unit/core/remoting/impl/netty/SocksProxyTest.java b/tests/unit-tests/src/test/java/org/apache/activemq/artemis/tests/unit/core/remoting/impl/netty/SocksProxyTest.java

Original file line number	Diff line number	Diff line change
`@@ -70,7 +70,7 @@`
`70`	`70`	`<Import-Package>`
`71`	`71`	`org.glassfish.json*;resolution:=optional,`
`72`	`72`	`de.dentrassi.crypto.pem;resolution:=optional,`
`73`		`- io.netty.buffer;io.netty.*;version="[4.1,5)",`
	`73`	`+ io.netty.*;version="[4.2,5)",`
`74`	`74`	`*`
`75`	`75`	`</Import-Package>`
`76`	`76`	`<_exportcontents>org.apache.activemq.artemis.*;-noimport:=true</_exportcontents>`
Original file line number	Diff line number	Diff line change
`@@ -78,7 +78,7 @@`
`78`	`78`	`<Import-Package>`
`79`	`79`	`org.glassfish.json*;resolution:=optional,`
`80`	`80`	`de.dentrassi.crypto.pem;resolution:=optional,`
`81`		`- io.netty.buffer;io.netty.*;version="[4.1,5)",`
	`81`	`+ io.netty.*;version="[4.2,5)",`
`82`	`82`	`*`
`83`	`83`	`</Import-Package>`
`84`	`84`	`<_exportcontents>org.apache.activemq.artemis.*;-noimport:=true</_exportcontents>`