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HBase Forum

connecting hbase using java

  • #19685

    Hi all

    I am using hadoop-1.1.2 and hbase-0.94.6 in pseudo distributed mode on ubuntu 12.10 with openjdk7.

    I want to create a table and load data into it using java

    I tried to follow this link
    but I am getting warning

    The constructor HBaseConfiguration() is deprecated

    you can see my imported external jar and warning at

    also when I run this project as java application then I am getting option to select java application
    you can see that at

    I dont know what I have to select. but my java class name is sample so I am selecting sample
    then I am runtime errors

    Exception in thread “main” java.lang.
    NoClassDefFoundError: org/apache/commons/lang/ArrayUtils
    at org.apache.hadoop.hbase.HConstants.(
    at org.apache.hadoop.hbase.HTableDescriptor.(
    at sample.main(
    Caused by: java.lang.ClassNotFoundException: org.apache.commons.lang.ArrayUtils
    at Method)
    at java.lang.ClassLoader.loadClass(
    at sun.misc.Launcher$AppClassLoader.loadClass(
    at java.lang.ClassLoader.loadClass(
    … 3 more

    could you tell me where I am wrong and how to correct that warning?
    thank you

  • Author
  • #19754

    Hi Alok,

    Thanks for your question.

    It is recommended that you move off of OpenJDK7 and install Sun/Oracle JDK1.6. There are some incompatibilities between Hadoop and JDK7 (Oracle or Open). If you still have this error after changing you java version let us know.


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