Rakesh Kumar Singh created ZOOKEEPER-2532:
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Summary: zkCli throwing nullpointerException instead it should
provide help when invalid input is entered
Key: ZOOKEEPER-2532
URL: https://issues.apache.org/jira/browse/ZOOKEEPER-2532
Project: ZooKeeper
Issue Type: Bug
Components: java client
Affects Versions: 3.5.1
Reporter: Rakesh Kumar Singh
Priority: Minor
1. a) Connect to zookeeper using zkCli
b) just input space and then hit enter
2. a) Connect to zookeeper using zkCli and hit enter it will come as connected
b) just input space and then hit enter
Console log is as below:-
[zk: localhost:2181(CONNECTING) 0] 2016-08-25 16:54:48,143 [myid:] - INFO
[main-SendThread(localhost:2181):ClientCnxnSocketNetty$ZKClientPipelineFactory@363]
- SSL handler added for channel: null
2016-08-25 16:54:48,175 [myid:] - INFO
[main-SendThread(localhost:2181):ClientCnxn$SendThread@980] - Socket connection
established, initiating session, client: /0:0:0:0:0:0:0:1:44592, server:
localhost/0:0:0:0:0:0:0:1:2181
2016-08-25 16:54:48,178 [myid:] - INFO
[main-SendThread(localhost:2181):ClientCnxnSocketNetty$1@146] - channel is
connected: [id: 0xd03f4226, /0:0:0:0:0:0:0:1:44592 =>
localhost/0:0:0:0:0:0:0:1:2181]
2016-08-25 16:54:48,288 [myid:] - INFO [New I/O worker
#1:ClientCnxn$SendThread@1400] - Session establishment complete on server
localhost/0:0:0:0:0:0:0:1:2181, sessionid = 0x101a00305cc0005, negotiated
timeout = 30000
WATCHER::
WatchedEvent state:SyncConnected type:None path:null
Exception in thread "main" java.lang.NullPointerException
at
org.apache.zookeeper.ZooKeeperMain$MyCommandOptions.getArgArray(ZooKeeperMain.java:171)
at
org.apache.zookeeper.ZooKeeperMain.processZKCmd(ZooKeeperMain.java:613)
at org.apache.zookeeper.ZooKeeperMain.processCmd(ZooKeeperMain.java:577)
at
org.apache.zookeeper.ZooKeeperMain.executeLine(ZooKeeperMain.java:360)
at org.apache.zookeeper.ZooKeeperMain.run(ZooKeeperMain.java:320)
at org.apache.zookeeper.ZooKeeperMain.main(ZooKeeperMain.java:280)
----------------------------------------
After connection is established, input space and hit enter
[zk: localhost:2181(CONNECTING) 0] 2016-08-25 16:56:22,445 [myid:] - INFO
[main-SendThread(localhost:2181):ClientCnxnSocketNetty$ZKClientPipelineFactory@363]
- SSL handler added for channel: null
2016-08-25 16:56:22,481 [myid:] - INFO
[main-SendThread(localhost:2181):ClientCnxn$SendThread@980] - Socket connection
established, initiating session, client: /0:0:0:0:0:0:0:1:44594, server:
localhost/0:0:0:0:0:0:0:1:2181
2016-08-25 16:56:22,484 [myid:] - INFO
[main-SendThread(localhost:2181):ClientCnxnSocketNetty$1@146] - channel is
connected: [id: 0xe6d3a461, /0:0:0:0:0:0:0:1:44594 =>
localhost/0:0:0:0:0:0:0:1:2181]
2016-08-25 16:56:22,597 [myid:] - INFO [New I/O worker
#1:ClientCnxn$SendThread@1400] - Session establishment complete on server
localhost/0:0:0:0:0:0:0:1:2181, sessionid = 0x101a00305cc0007, negotiated
timeout = 30000
WATCHER::
WatchedEvent state:SyncConnected type:None path:null
[zk: localhost:2181(CONNECTED) 0]
Exception in thread "main" java.lang.NullPointerException
at
org.apache.zookeeper.ZooKeeperMain$MyCommandOptions.getArgArray(ZooKeeperMain.java:171)
at
org.apache.zookeeper.ZooKeeperMain.processZKCmd(ZooKeeperMain.java:613)
at org.apache.zookeeper.ZooKeeperMain.processCmd(ZooKeeperMain.java:577)
at
org.apache.zookeeper.ZooKeeperMain.executeLine(ZooKeeperMain.java:360)
at org.apache.zookeeper.ZooKeeperMain.run(ZooKeeperMain.java:320)
at org.apache.zookeeper.ZooKeeperMain.main(ZooKeeperMain.java:280)
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