Miroslav Novak created ARTEMIS-1743:
---------------------------------------
Summary: NPE in server log when Artemis trace logging is enabled
Key: ARTEMIS-1743
URL: https://issues.apache.org/jira/browse/ARTEMIS-1743
Project: ActiveMQ Artemis
Issue Type: Bug
Components: Broker
Affects Versions: 2.5.0
Reporter: Miroslav Novak
Artemis master (95b7438e7a7661692d5b78be944d05e254df9067) contains issue when
trace logging is enabled.
If large message is sent and Artemis trace logs are enabled then following NPE
is logged in server log:
{code}
09:42:14,005 WARN [org.apache.activemq.artemis.core.message.impl.CoreMessage]
(default I/O-9) Error creating String for message: :
java.lang.NullPointerException
at
org.apache.activemq.artemis.core.message.impl.CoreMessage.encode(CoreMessage.java:584)
at
org.apache.activemq.artemis.core.message.impl.CoreMessage.checkEncode(CoreMessage.java:248)
at
org.apache.activemq.artemis.core.message.impl.CoreMessage.getEncodeSize(CoreMessage.java:647)
at
org.apache.activemq.artemis.core.message.impl.CoreMessage.getPersistentSize(CoreMessage.java:1157)
at
org.apache.activemq.artemis.core.message.impl.CoreMessage.toString(CoreMessage.java:1132)
at java.lang.String.valueOf(String.java:2994) [rt.jar:1.8.0_131]
at java.lang.StringBuilder.append(StringBuilder.java:131) [rt.jar:1.8.0_131]
at
org.apache.activemq.artemis.core.protocol.core.impl.wireformat.SessionSendLargeMessage.toString(SessionSendLargeMessage.java:73)
at java.lang.String.valueOf(String.java:2994) [rt.jar:1.8.0_131]
at java.lang.StringBuilder.append(StringBuilder.java:131) [rt.jar:1.8.0_131]
at
org.apache.activemq.artemis.core.protocol.core.impl.RemotingConnectionImpl.bufferReceived(RemotingConnectionImpl.java:368)
at
org.apache.activemq.artemis.core.remoting.server.impl.RemotingServiceImpl$DelegatingBufferHandler.bufferReceived(RemotingServiceImpl.java:646)
at
org.apache.activemq.artemis.core.remoting.impl.netty.ActiveMQChannelHandler.channelRead(ActiveMQChannelHandler.java:68)
at
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)
at
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)
at
io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)
at
io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:310)
at
io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:297)
at
io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:413)
at
io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:265)
at
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)
at
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)
at
io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340)
at
io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1359)
at
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362)
at
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348)
at
io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:935)
at
org.xnio.netty.transport.AbstractXnioSocketChannel$ReadListener.handleEvent(AbstractXnioSocketChannel.java:443)
at
org.xnio.netty.transport.AbstractXnioSocketChannel$ReadListener.handleEvent(AbstractXnioSocketChannel.java:379)
at
org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:92)
[xnio-api-3.6.1.Final.jar:3.6.1.Final]
at
org.xnio.conduits.ReadReadyHandler$ChannelListenerHandler.readReady(ReadReadyHandler.java:66)
[xnio-api-3.6.1.Final.jar:3.6.1.Final]
at org.xnio.nio.NioSocketConduit.handleReady(NioSocketConduit.java:89)
[xnio-nio-3.6.1.Final.jar:3.6.1.Final]
at org.xnio.nio.WorkerThread.run(WorkerThread.java:591)
[xnio-nio-3.6.1.Final.jar:3.6.1.Final]
{code}
Currently it appears that it has not impact on functionality but NPEs are
flooding server log.
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