Are any of those the reason for the class to not be loading? Regards,
Cheyenne O. Forbes On Wed, May 17, 2017 at 12:18 PM, Cheyenne Forbes < [email protected]> wrote: > Its in the right path and it contains the class, could one of these be the > reason for my error: > > 1. the observer class and the endpoint class are in the same jar file > 2. I viewed the MANIFEST.mf file of the jar and it only contains: > > * Manifest-Version: 1.0 Created-By: 1.8.0_102 (Oracle > Corporation) * > > > Regards, > > Cheyenne O. Forbes > > > On Wed, May 17, 2017 at 1:56 AM, Jerry He <[email protected]> wrote: > >> Try to see if you have the right jar in the right path and it contains >> your >> coprocessor class. >> >> The code says: >> >> ... >> } catch (ClassNotFoundException e) { >> throw new IOException("Class " + attr.getClassName() + " cannot be >> loaded", e); >> >> >> Thanks. >> >> Jerry >> >> On Tue, May 16, 2017 at 6:49 PM, Cheyenne Forbes < >> [email protected]> wrote: >> >> > Why when I run: >> > >> > >> > >> > *alter 'USERS', 'coprocessor' => >> > 'hdfs://9c0def24f75:9000/hbase/lib/myJar.jar|org. >> > apache.hadoop.hbase.mypackage.MyCoprocessor|805306366|' >> > *I get: >> > >> > *ERROR: org.apache.hadoop.hbase.DoNotRetryIOException: Class >> > org.apache.hadoop.hbase.* >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > *mypackage.MyCoprocessor cannot be loaded Set hbase.table.sanity.checks >> to >> > false at conf or table descriptor if you want to bypass sanity checks >> at >> > org.apache.hadoop.hbase.master.HMaster.warnOrThrowExceptionForFailure >> > (HMaster.java:1754) >> > at >> > org.apache.hadoop.hbase.master.HMaster.sanityCheckTableDescriptor( >> > HMaster.java:1615) >> > at org.apache.hadoop.hbase.master.HMaster.modifyTable(HMaster.j >> ava:2142) >> > at >> > org.apache.hadoop.hbase.master.MasterRpcServices. >> > modifyTable(MasterRpcServices.java:1171) >> > at >> > org.apache.hadoop.hbase.protobuf.generated.MasterProtos$Mast >> erService$2. >> > callBlockingMethod(MasterProtos.java:55680) >> > at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2188) >> at >> > org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:112) at >> > org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExec >> utor.java:133) >> > at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108) >> > at java.lang.Thread.run(Thread.java:745)* >> > >> > Regards, >> > >> > Cheyenne O. Forbes >> > >> > >
