Home | About | Sematext search-lucene.com search-hadoop.com
 Search Hadoop and all its subprojects:

Switch to Threaded View
HBase, mail # user - connecting Hbase using java


Copy link to this message
-
Re: connecting Hbase using java
Jean-Marc Spaggiari 2013-04-04, 13:38
org.apache.hadoop.conf.Configuration is missing from the imports...

2013/4/4 Alok Singh Mahor <[EMAIL PROTECTED]>:
> thanks again JM :)
> you gave very important clue.
>
> now am trying example code in
> http://hbase.apache.org/0.94/apidocs/org/apache/hadoop/hbase/client/package-summary.html#package_description
>
> using the command
> alok@alok:~/exp/hbase/exp$ javac -classpath
> `~/packages/hbase-0.94.6/bin/hbase classpath` MyLittleHBaseClient.java
>
> I am getting only one error this time. that I could not figure out. so I
> still need help. please look on he error
>
> <error>
> alok@alok:~/exp/hbase/exp$ javac -classpath
> `~/packages/hbase-0.94.6/bin/hbase classpath` MyLittleHBaseClient.java
> MyLittleHBaseClient.java:21: error: cannot find symbol
>     Configuration config = HBaseConfiguration.create();
>     ^
>   symbol:   class Configuration
>   location: class MyLittleHBaseClient
> 1 error
> </error>
>
>
>
> On Thu, Apr 4, 2013 at 5:36 PM, Jean-Marc Spaggiari <[EMAIL PROTECTED]
>> wrote:
>
>> Ok.
>>
>> Classpath looks good.
>>
>> Few points:
>> - org.apache.hadoop.hbase.client.Scanner doesn't exist for 0.94.6.
>> - org.apache.hadoop.hbase.io.BatchUpdate doesn't exist for 0.94.6.
>> - org.apache.hadoop.hbase.io.Cell doesn't exist for 0.94.6.
>> - etc.
>>
>> http://hbase.apache.org/0.94/apidocs/index.html
>>
>> You might want to review you source code.
>>
>> JM
>>
>>
>> 2013/4/4 Alok Singh Mahor <[EMAIL PROTECTED]>:
>> > thanks Jean, output of ~/packages/hbase-0.94.6/bin/hbase classpath is
>> >
>> > alok@alok:~/exp/hbase/exp$ ~/packages/hbase-0.94.6/bin/hbase classpath
>> >
>> /home/alok/packages/hbase-0.94.6/bin/../conf:/usr/lib/jvm/default-java/lib/tools.jar:/home/alok/packages/hbase-0.94.6/bin/..:/home/alok/packages/hbase-0.94.6/bin/../hbase-0.94.6.jar:/home/alok/packages/hbase-0.94.6/bin/../hbase-0.94.6-tests.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/activation-1.1.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/asm-3.1.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/avro-1.5.3.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/avro-ipc-1.5.3.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/commons-beanutils-1.7.0.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/commons-beanutils-core-1.8.0.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/commons-cli-1.2.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/commons-codec-1.4.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/commons-collections-3.2.1.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/commons-configuration-1.6.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/commons-digester-1.8.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/commons-el-1.0.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/commons-httpclient-3.1.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/commons-io-2.1.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/commons-lang-2.5.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/commons-logging-1.1.1.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/commons-math-2.1.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/commons-net-1.4.1.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/core-3.1.1.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/guava-11.0.2.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/hadoop-core-1.0.4.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/high-scale-lib-1.1.1.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/httpclient-4.1.2.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/httpcore-4.1.3.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/jackson-core-asl-1.8.8.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/jackson-jaxrs-1.8.8.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/jackson-mapper-asl-1.8.8.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/jackson-xc-1.8.8.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/jamon-runtime-2.3.1.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/jasper-compiler-5.5.23.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/jasper-runtime-5.5.23.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/jaxb-api-2.1.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/jaxb-impl-2.2.3-1.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/jersey-core-1.8.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/jersey-json-1.8.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/jersey-server-1.8.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/jettison-1.1.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/jetty-6.1.26.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/jetty-util-6.1.26.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/jruby-complete-1.6.5.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/jsp-2.1-6.1.14.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/jsp-api-2.1-6.1.14.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/jsr305-1.3.9.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/junit-4.10-HBASE-1.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/libthrift-0.8.0.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/log4j-1.2.16.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/metrics-core-2.1.2.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/netty-3.2.4.Final.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/protobuf-java-2.4.0a.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/servlet-api-2.5-6.1.14.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/slf4j-api-1.4.3.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/slf4j-log4j12-1.4.3.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/snappy-java-1.0.3.2.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/stax-api-1.0.1.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/velocity-1.7.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/xmlenc-0.52.jar:/home/alok/packages/hbase-0.94.6/bin/../lib/zookeeper-3.4.5.jar: