[QPID-4671] [Java Broker] NPE thrown during "exchange.bound" command against a fanout exchange when specifying the name of a queue that does not exist

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.18, 0.20
• Fix Version/s: 0.22
• Component/s: Broker-J
• Assignee: Robbie Gemmell
• Reporter: Alex Rudyy
• Created: 27/Mar/13 00:32
• Updated: 11/Feb/15 20:07
• Resolved: 29/Mar/13 09:57

Description

[Java Broker] NPE is thrown on processing of "exchange.bound" command having exchange argument set to a fanout exchange and queue argument set non-existing queue:

(ServerSessionDelegate.java:119) - Exception processing command
java.lang.NullPointerException
at java.util.concurrent.ConcurrentHashMap.containsKey(ConcurrentHashMap.java:782)
at org.apache.qpid.server.exchange.FanoutExchange.isBound(FanoutExchange.java:111)
at org.apache.qpid.server.exchange.AbstractExchange.isBound(AbstractExchange.java:182)
at org.apache.qpid.server.transport.ServerSessionDelegate.exchangeBound(ServerSessionDelegate.java:1159)
at org.apache.qpid.server.transport.ServerSessionDelegate.exchangeBound(ServerSessionDelegate.java:74)
at org.apache.qpid.transport.ExchangeBound.dispatch(ExchangeBound.java:99)
at org.apache.qpid.transport.SessionDelegate.command(SessionDelegate.java:55)
at org.apache.qpid.server.transport.ServerSessionDelegate.command(ServerSessionDelegate.java:98)
at org.apache.qpid.server.transport.ServerSessionDelegate.command(ServerSessionDelegate.java:74)
at org.apache.qpid.transport.Method.delegate(Method.java:159)
at org.apache.qpid.transport.Session.received(Session.java:584)
at org.apache.qpid.transport.Connection.dispatch(Connection.java:421)
at org.apache.qpid.transport.ConnectionDelegate.handle(ConnectionDelegate.java:64)
at org.apache.qpid.transport.ConnectionDelegate.handle(ConnectionDelegate.java:40)
at org.apache.qpid.transport.MethodDelegate.exchangeBound(MethodDelegate.java:203)
at org.apache.qpid.transport.ExchangeBound.dispatch(ExchangeBound.java:99)
at org.apache.qpid.transport.ConnectionDelegate.command(ConnectionDelegate.java:54)
at org.apache.qpid.transport.ConnectionDelegate.command(ConnectionDelegate.java:40)
at org.apache.qpid.transport.Method.delegate(Method.java:159)
at org.apache.qpid.transport.Connection.received(Connection.java:376)
at org.apache.qpid.server.transport.ServerConnection.received(ServerConnection.java:212)
at org.apache.qpid.server.transport.ServerConnection.received(ServerConnection.java:56)
at org.apache.qpid.transport.network.Assembler.emit(Assembler.java:97)
at org.apache.qpid.transport.network.Assembler.assemble(Assembler.java:198)
at org.apache.qpid.transport.network.Assembler.frame(Assembler.java:131)
at org.apache.qpid.transport.network.Frame.delegate(Frame.java:128)
at org.apache.qpid.transport.network.Assembler.received(Assembler.java:102)
at org.apache.qpid.transport.network.Assembler.received(Assembler.java:44)
at org.apache.qpid.transport.network.InputHandler.next(InputHandler.java:189)
at org.apache.qpid.transport.network.InputHandler.received(InputHandler.java:105)
at org.apache.qpid.server.protocol.ProtocolEngine_0_10.received(ProtocolEngine_0_10.java:109)
at org.apache.qpid.server.protocol.ProtocolEngine_0_10.received(ProtocolEngine_0_10.java:42)
at org.apache.qpid.server.protocol.MultiVersionProtocolEngine.received(MultiVersionProtocolEngine.java:118)
at org.apache.qpid.server.protocol.MultiVersionProtocolEngine.received(MultiVersionProtocolEngine.java:37)
at org.apache.qpid.transport.network.io.IoReceiver.run(IoReceiver.java:152)
at java.lang.Thread.run(Thread.java:662)