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From Enis Söztutar <enis....@gmail.com>
Subject Re: Troubles with HBase 1.1.0 RC2
Date Thu, 14 May 2015 02:19:01 GMT
Yeah, for coprocessors, what Andrew said. You have to make minor changes.

>From your repo, I was able to build:

HW10676:hbase-deps-test$ ./build.sh

:compileJava

Download
https://repository.apache.org/content/repositories/orgapachehbase-1078/org/apache/hbase/hbase/1.1.0/hbase-1.1.0.pom

Download
https://repository.apache.org/content/repositories/orgapachehbase-1078/org/apache/hbase/hbase-server/1.1.0/hbase-server-1.1.0.jar

Download
https://repository.apache.org/content/repositories/orgapachehbase-1078/org/apache/hbase/hbase-common/1.1.0/hbase-common-1.1.0.jar

Download
https://repository.apache.org/content/repositories/orgapachehbase-1078/org/apache/hbase/hbase-common/1.1.0/hbase-common-1.1.0-tests.jar

Download
https://repository.apache.org/content/repositories/orgapachehbase-1078/org/apache/hbase/hbase-protocol/1.1.0/hbase-protocol-1.1.0.jar

Download
https://repository.apache.org/content/repositories/orgapachehbase-1078/org/apache/hbase/hbase-procedure/1.1.0/hbase-procedure-1.1.0.jar

Download
https://repository.apache.org/content/repositories/orgapachehbase-1078/org/apache/hbase/hbase-client/1.1.0/hbase-client-1.1.0.jar

Download
https://repository.apache.org/content/repositories/orgapachehbase-1078/org/apache/hbase/hbase-prefix-tree/1.1.0/hbase-prefix-tree-1.1.0.jar

Download
https://repository.apache.org/content/repositories/orgapachehbase-1078/org/apache/hbase/hbase-hadoop-compat/1.1.0/hbase-hadoop-compat-1.1.0.jar

Download
https://repository.apache.org/content/repositories/orgapachehbase-1078/org/apache/hbase/hbase-hadoop2-compat/1.1.0/hbase-hadoop2-compat-1.1.0.jar

Download
https://repository.apache.org/content/repositories/orgapachehbase-1078/org/apache/hbase/hbase-annotations/1.1.0/hbase-annotations-1.1.0.jar

:processResources UP-TO-DATE

:classes

:jar

:assemble

:compileTestJava UP-TO-DATE

:processTestResources UP-TO-DATE

:testClasses UP-TO-DATE

:test UP-TO-DATE

:check UP-TO-DATE

:build


BUILD SUCCESSFUL


Total time: 1 mins 8.182 secs


Also you should not need to pass -Dcompat.module=hbase-hadoop2-compat.

Enis

On Wed, May 13, 2015 at 3:21 PM, Andrew Purtell <apurtell@apache.org> wrote:

> > So, it looks like RegionCoprocessorEnvironment.getRegion() has been
> removed?
>
> No, the signature has changed, basically s/HRegion/Region/. HRegion is an
> internal, low level implementation type. Has always been. We have replaced
> it with Region, an interface that contains a subset of HRegion we feel we
> can support for coprocessor source and binary compatibility longer term.
> This work was done on HBASE-12972 if you're curious to know more about it.
>
> > I guess I deploy a new coproc that uses whatever the new method is, and
> then in my client, detect at runtime which HBase version I'm talking to and
> use that to determine which coprocessor to hit?
>
> Coprocessors are server side extensions. These API changes will require you
> to modify the code you plan to deploy on the server. I don't think any
> client side changes are needed. Unless your coprocessor implements an
> Endpoint and _you_ are changing your RPC message formats, a 1.0.x client
> shouldn't care whether it is talking to a 1.0.x server or a 1.1.x server,
> running your coprocessor or not.
>
>
>
> On Wed, May 13, 2015 at 3:00 PM, James Estes <james.estes@gmail.com>
> wrote:
>
> > I saw the vote thread for RC2, so tried to build my project against it.
> >
> > My build fails when I depend on 1.1.0. I created a bare bones project
> > to show the issue I'm running into:
> > https://github.com/housejester/hbase-deps-test
> >
> > To be clear, it works in 1.0.0 (and I did add the repository).
> >
> > Further, we have a coprocessor and when I stand up a 1.1.0 HBase and
> > call my endpoint, I get:
> >
> > ! Caused by: java.lang.NoSuchMethodError:
> >
> >
> org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment.getRegion()Lorg/apache/hadoop/hbase/regionserver/HRegion;
> >
> > The same coprocessor works under 1.0.0.
> >
> > So, it looks like RegionCoprocessorEnvironment.getRegion() has been
> > removed?
> >
> > The Audience annotation is:
> > @InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.COPROC)
> > @InterfaceStability.Evolving
> >
> > Since it is Evolving it is allowed to change in a breaking way. I'm
> > trying to think about how I migrate. I guess I deploy a new coproc
> > that uses whatever the new method is, and then in my client, detect at
> > runtime which HBase version I'm talking to and use that to determine
> > which coprocessor to hit?
> >
> > Thanks,
> > James
> >
>
>
>
> --
> Best regards,
>
>    - Andy
>
> Problems worthy of attack prove their worth by hitting back. - Piet Hein
> (via Tom White)
>

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