start example client,throw exception

[osenlin]

./bin/start-example-client.sh person
cat client.log.get follow log!why
'''
2018-04-28 20:16:59,120 +245 [main] (ERROR) {ServerContainer} Unable to start JMX server connector
java.io.IOException: Cannot bind to URL [rmi://localhost:1099/jmxrmi10000]: javax.naming.ServiceUnavailableException [Root exception is java.rmi.ConnectException: Connection refused to host: localhost; nested exception is:
java.net.ConnectException: Connection refused]
at javax.management.remote.rmi.RMIConnectorServer.newIOException(RMIConnectorServer.java:827)
at javax.management.remote.rmi.RMIConnectorServer.start(RMIConnectorServer.java:432)
at com.linkedin.databus2.core.container.netty.ServerContainer.doStart(ServerContainer.java:443)
at com.linkedin.databus.client.DatabusHttpClientImpl.doStart(DatabusHttpClientImpl.java:911)
at com.linkedin.databus2.core.container.netty.ServerContainer.start(ServerContainer.java:369)
at com.linkedin.databus.client.DatabusHttpClientImpl.start(DatabusHttpClientImpl.java:905)
at com.linkedin.databus2.core.container.netty.ServerContainer.startAndBlock(ServerContainer.java:360)
at com.linkedin.databus.client.example.PersonClientMain.main(PersonClientMain.java:46)
Caused by: javax.naming.ServiceUnavailableException [Root exception is java.rmi.ConnectException: Connection refused to host: localhost; nested exception is:
java.net.ConnectException: Connection refused]
at com.sun.jndi.rmi.registry.RegistryContext.bind(RegistryContext.java:147)
at com.sun.jndi.toolkit.url.GenericURLContext.bind(GenericURLContext.java:228)
at javax.naming.InitialContext.bind(InitialContext.java:425)
at javax.management.remote.rmi.RMIConnectorServer.bind(RMIConnectorServer.java:644)
at javax.management.remote.rmi.RMIConnectorServer.start(RMIConnectorServer.java:427)
... 6 more
Caused by: java.rmi.ConnectException: Connection refused to host: localhost; nested exception is:
java.net.ConnectException: Connection refused
at sun.rmi.transport.tcp.TCPEndpoint.newSocket(TCPEndpoint.java:619)
at sun.rmi.transport.tcp.TCPChannel.createConnection(TCPChannel.java:216)
at sun.rmi.transport.tcp.TCPChannel.newConnection(TCPChannel.java:202)
at sun.rmi.server.UnicastRef.newCall(UnicastRef.java:342)
at sun.rmi.registry.RegistryImpl_Stub.bind(Unknown Source)
at com.sun.jndi.rmi.registry.RegistryContext.bind(RegistryContext.java:141)
... 10 more
Caused by: java.net.ConnectException: Connection refused
at java.net.PlainSocketImpl.socketConnect(Native Method)
at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:589)
at java.net.Socket.connect(Socket.java:538)
at java.net.Socket.(Socket.java:434)
at java.net.Socket.(Socket.java:211)
at sun.rmi.transport.proxy.RMIDirectSocketFactory.createSocket(RMIDirectSocketFactory.java:40)
at sun.rmi.transport.proxy.RMIMasterSocketFactory.createSocket(RMIMasterSocketFactory.java:148)
at sun.rmi.transport.tcp.TCPEndpoint.newSocket(TCPEndpoint.java:613)
... 15 more
'''