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Posted to issues@tajo.apache.org by "ASF GitHub Bot (JIRA)" <ji...@apache.org> on 2015/10/17 18:51:05 UTC

[jira] [Commented] (TAJO-1936) NPE when calling the query result REST api

    [ https://issues.apache.org/jira/browse/TAJO-1936?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14961977#comment-14961977 ] 

ASF GitHub Bot commented on TAJO-1936:
--------------------------------------

GitHub user charsyam opened a pull request:

    https://github.com/apache/tajo/pull/829

    TAJO-1936: NPE when calling the query result REST api

    Currently, Tajo Rest API return NPE when sessionId is null.
    because of ConcurrentHashMap's put method throws when value is null.
    So. I changed NPE to BadRequestExeception when session id is null.
    
    Thanks.

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/charsyam/tajo feature/TAJO-1936

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/tajo/pull/829.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #829
    
----
commit 8aad801454ce710c694a5f3bdcaba0aac7d96cc9
Author: charsyam <ch...@charsyamui-macbook-pro.local>
Date:   2015-10-17T16:21:08Z

    TAJO-1936: Fix NPE

----


> NPE when calling the query result REST api
> ------------------------------------------
>
>                 Key: TAJO-1936
>                 URL: https://issues.apache.org/jira/browse/TAJO-1936
>             Project: Tajo
>          Issue Type: Bug
>          Components: REST API
>            Reporter: Jihoon Son
>            Assignee: DaeMyung Kang
>
> Refer to the discussion at http://mail-archives.apache.org/mod_mbox/tajo-user/201510.mbox/%3CCAJFciC-vGJxK0ojsp0qGBhrGJSeO9cQkCgUYiNuPWG3rMVX5_Q@mail.gmail.com%3E.
> Here is the log
> {noformat}
> 2015-10-17 23:39:26,433 ERROR org.apache.tajo.ws.rs.resources.QueryResultResource:
> java.lang.NullPointerException
>         at java.util.concurrent.ConcurrentHashMap.putVal(ConcurrentHashMap.java:1011)
>         at java.util.concurrent.ConcurrentHashMap.put(ConcurrentHashMap.java:1006)
>         at org.apache.tajo.ws.rs.JerseyResourceDelegateContext.put(JerseyResourceDelegateContext.java:40)
>         at org.apache.tajo.ws.rs.resources.QueryResultResource.getQueryResult(QueryResultResource.java:158)
>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>         at java.lang.reflect.Method.invoke(Method.java:497)
>         at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory$1.invoke(ResourceMethodInvocationHandlerFactory.java:81)
>         at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:151)
>         at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:171)
>         at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$ResponseOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:152)
>         at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:104)
>         at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:406)
>         at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:350)
>         at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:106)
>         at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:259)
>         at org.glassfish.jersey.internal.Errors$1.call(Errors.java:271)
>         at org.glassfish.jersey.internal.Errors$1.call(Errors.java:267)
>         at org.glassfish.jersey.internal.Errors.process(Errors.java:315)
>         at org.glassfish.jersey.internal.Errors.process(Errors.java:297)
>         at org.glassfish.jersey.internal.Errors.process(Errors.java:267)
>         at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:319)
>         at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:236)
>         at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:1028)
>         at org.apache.tajo.ws.rs.netty.NettyRestHandlerContainer.messageReceived(NettyRestHandlerContainer.java:160)
>         at org.apache.tajo.ws.rs.netty.NettyRestHandlerContainer.channelRead(NettyRestHandlerContainer.java:172)
>         at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:308)
>         at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:294)
>         at io.netty.channel.ChannelInboundHandlerAdapter.channelRead(ChannelInboundHandlerAdapter.java:86)
>         at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:308)
>         at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:294)
>         at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
>         at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:308)
>         at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:294)
>         at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:244)
>         at io.netty.channel.CombinedChannelDuplexHandler.channelRead(CombinedChannelDuplexHandler.java:147)
>         at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:308)
>         at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:294)
>         at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:846)
>         at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:131)
>         at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511)
>         at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468)
>         at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382)
>         at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354)
>         at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:111)
>         at java.lang.Thread.run(Thread.java:745)
> {noformat}



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