[ https://issues.apache.org/jira/browse/HBASE-9112?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Debanjan Bhattacharyya updated HBASE-9112: ------------------------------------------ Description: When using custom TableInputFormat in TableMapReduceUtil.initTableMapperJob in the following way TableMapReduceUtil.initTableMapperJob("mytable", MyScan, MyMapper.class, MyKey.class, MyValue.class, myJob,true, MyTableInputFormat.class); I get error: java.lang.ClassNotFoundException: org.apache.hadoop.hbase.mapreduce.TableMapper at java.net.URLClassLoader$1.run(URLClassLoader.java:202) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:190) at java.lang.ClassLoader.loadClass(ClassLoader.java:306) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) at java.lang.ClassLoader.loadClass(ClassLoader.java:247) at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631) at java.lang.ClassLoader.defineClass(ClassLoader.java:615) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141) at java.net.URLClassLoader.defineClass(URLClassLoader.java:283) at java.net.URLClassLoader.access$000(URLClassLoader.java:58) at java.net.URLClassLoader$1.run(URLClassLoader.java:197) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:190) If I do not use the last two parameters, there is no error. What is going wrong here? Thanks Regards was: When using custom TableInputFormat in TableMapReduceUtil.initTableMapperJob in the following way TableMapReduceUtil.initTableMapperJob("mytable", MyScan, MyMapper.class, MyKey.class, MyValue.class, myJob,true, MyTableInputFormat.class); I get error: java.lang.ClassNotFoundException: org.apache.hadoop.hbase.mapreduce.TableMapper at java.net.URLClassLoader$1.run(URLClassLoader.java:202) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:190) at java.lang.ClassLoader.loadClass(ClassLoader.java:306) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) at java.lang.ClassLoader.loadClass(ClassLoader.java:247) at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631) at java.lang.ClassLoader.defineClass(ClassLoader.java:615) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141) at java.net.URLClassLoader.defineClass(URLClassLoader.java:283) at java.net.URLClassLoader.access$000(URLClassLoader.java:58) at java.net.URLClassLoader$1.run(URLClassLoader.java:197) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:190) The if I do not use the last two parameters, there is no error. What is going wrong here? Thanks Regards > Custom TableInputFormat in initTableMapperJob throws ClassNoFoundException on > TableMapper > ----------------------------------------------------------------------------------------- > > Key: HBASE-9112 > URL: https://issues.apache.org/jira/browse/HBASE-9112 > Project: HBase > Issue Type: Bug > Components: hadoop2 > Affects Versions: 0.2.0 > Environment: CDH-4.3.0-1.cdh4.3.0.p0.22 > Reporter: Debanjan Bhattacharyya > > When using custom TableInputFormat in TableMapReduceUtil.initTableMapperJob > in the following way > TableMapReduceUtil.initTableMapperJob("mytable", > MyScan, > MyMapper.class, > MyKey.class, > MyValue.class, > myJob,true, > MyTableInputFormat.class); > I get error: java.lang.ClassNotFoundException: > org.apache.hadoop.hbase.mapreduce.TableMapper > at java.net.URLClassLoader$1.run(URLClassLoader.java:202) > at java.security.AccessController.doPrivileged(Native Method) > at java.net.URLClassLoader.findClass(URLClassLoader.java:190) > at java.lang.ClassLoader.loadClass(ClassLoader.java:306) > at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) > at java.lang.ClassLoader.loadClass(ClassLoader.java:247) > at java.lang.ClassLoader.defineClass1(Native Method) > at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631) > at java.lang.ClassLoader.defineClass(ClassLoader.java:615) > at > java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141) > at java.net.URLClassLoader.defineClass(URLClassLoader.java:283) > at java.net.URLClassLoader.access$000(URLClassLoader.java:58) > at java.net.URLClassLoader$1.run(URLClassLoader.java:197) > at java.security.AccessController.doPrivileged(Native Method) > at java.net.URLClassLoader.findClass(URLClassLoader.java:190) > If I do not use the last two parameters, there is no error. > What is going wrong here? > Thanks > Regards -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira