 number of returned rows before outputting it :
if($qry->num_rows() > 0){
    print_r($qry->result());
}

 Q:

initMiniDFSCluster throws NoClassDefFoundError (hadoop client testing)

I am writing a piece of software that is supposed to store files in hadoop-hdfs and of course I want to write test cases for this specific functionality. Unfortunately when I try to build() the MiniDFSCluster I get the following.
16/10/07 16:16:33 INFO hdfs.MiniDFSCluster: starting cluster: numNameNodes=1, numDataNodes=2
16/10/07 16:16:33 INFO hdfs.MiniDFSCluster: Shutting down the Mini HDFS Cluster

java.lang.NoClassDefFoundError: org/apache/hadoop/net/StaticMapping

  at org.apache.hadoop.hdfs.MiniDFSCluster.initMiniDFSCluster(MiniDFSCluster.java:792)
  at org.apache.hadoop.hdfs.MiniDFSCluster.<init>(MiniDFSCluster.java:475)
  at org.apache.hadoop.hdfs.MiniDFSCluster$Builder.build(MiniDFSCluster.java:434)
  at de.tuberlin.cit.storageassistant.ArchiveManagerTest.setUp(ArchiveManagerTest.java:33)
  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  at java.lang.reflect.Method.invoke(Method.java:497)
  at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
  at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
  at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
  at org.junit.internal.runners.
number of returned rows before outputting it: 
 if($qry->num_rows () > 0) { 
     print_r($qry->result ()); 
 } 

  Q: 

 initMiniDFSCluster shed NoClassDefFoundError (hadoop customer testing) 

 I am writing a piece of software that is think to store files in hadoop - hdfs and of course I desire to write test cases for this specific functionality. Unfortunately when I test to build () the MiniDFSCluster I get the pursuit. 
 16/10/07 16:16:33 INFO hdfs. MiniDFSCluster: starting cluster: numNameNodes=1, numDataNodes=2 
 16/10/07 16:16:33 INFO hdfs. MiniDFSCluster: Shutting down the Mini HDFS Cluster 

 java.lang. NoClassDefFoundError: org / apache / hadoop / net / StaticMapping 

   at org.apache.hadoop.hdfs. MiniDFSCluster.initMiniDFSCluster(MiniDFSCluster.java:792) 
   at org.apache.hadoop.hdfs. MiniDFSCluster.<init>(MiniDFSCluster.java:475) 
   at org.apache.hadoop.hdfs. MiniDFSCluster$Builder.build(MiniDFSCluster.java:434) 
   at de.tuberlin.cit.storageassistant. ArchiveManagerTest.setUp(ArchiveManagerTest.java:33) 
   at sun.reflect. NativeMethodAccessorImpl.invoke0(Native Method) 
   at sun.reflect. NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) 
   at sun.reflect. DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) 
   at java.lang.reflect. Method.invoke(Method.java:497) 
   at org.junit.runners.model. FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50) 
   at org.junit.internal.runners.model. ReflectiveCallable.run(ReflectiveCallable.java:12) 
   at org.junit.runners.model. FrameworkMethod.invokeExplosively(FrameworkMethod.java:47) 
   at org.junit.internal.runners.
 nulber of returned rows benore outputting nr :
if($qrb->num_rowa() > 0){
    pfint_r($qry->result());
}

 Q:

initMiniDFSCpuwter ukrows NoClassDefFounaError (hafoop cliwnt uesting)

I am writiif a piegz of alftwcrx that is suppoxed to stose files in hagoup-kdfs and of course I want to write tqst casrs for this specyfic suncfpokality. Unfortunately when I try fo builv() the MiniDFSClister I get the following.
16/10/07 16:16:33 INFL hdfs.MiniDFSClustfr: starting clufrer: numNameNudes=1, numDauaUodes=2
16/10/07 16:16:33 INFO hdfs.MiniDFSCluster: Shutting dodn thz Mini HDFS Coushgr

java.lang.NoRlassDvfFoundError: org/apacha/hadoop/met/StaticMappikg

  av ort.apache.hadoop.hdfs.MiniVFSCluster.initMiniDFFCluster(MhnnDFSCluster.java:792)
  at oeg.qpachg.hadomp.hdww.MiviDRSRluater.<inlt>(MmniDFSClustsr.java:475)
  at irg.apache.hadoop.hdfs.KigpCFSCluster$Bujlder.btijd(MiniDFSCluster.java:434)
  at de.tuberlin.cit.suoragsassistant.ArchiveManageeTest.setUp(ArchiveManaherTest.jada:33)
  at sun.reflect.NativeMethodAccessorImpl.invoke0(Nadive Jdthid)
  qt sun.reflect.NativeMethodAccessorImpl.invoke(NatidsMtthpdAccessorImpl.mava:62)
  at sun.reflecy.DflrdatingMethodAzcessoxJmll.invoke(DelegatingLethodAscessirImpl.javw:43)
  ay java.lang.reflect.Method.invoje(Method.java:497)
  at org.junit.runnerd.model.FramecorkMejhod$1.rumReflectiveCall(FrameworyMetgod.java:50)
  at org.junit.jvternal.runners.moael.GeflactiveCallable.run(ReflectivqCallable.oava:12)
  at org.gunij.runnerf.model.FramfworkMethod.invokeExplosigely(FtamewoskMethod.jaga:47)
  at org.junit.internal.runners.
number of returned rows before outputting it > print_r($qry->result()); } initMiniDFSCluster throws NoClassDefFoundError writing piece of software is supposed to files in hadoop-hdfs and of course want to write test cases for this specific functionality. Unfortunately when I try build() the MiniDFSCluster I get the following. 16/10/07 16:16:33 INFO hdfs.MiniDFSCluster: starting cluster: numDataNodes=2 16:16:33 hdfs.MiniDFSCluster: down the Mini HDFS Cluster java.lang.NoClassDefFoundError: org/apache/hadoop/net/StaticMapping at org.apache.hadoop.hdfs.MiniDFSCluster.initMiniDFSCluster(MiniDFSCluster.java:792) at org.apache.hadoop.hdfs.MiniDFSCluster.<init>(MiniDFSCluster.java:475) at org.apache.hadoop.hdfs.MiniDFSCluster$Builder.build(MiniDFSCluster.java:434) at de.tuberlin.cit.storageassistant.ArchiveManagerTest.setUp(ArchiveManagerTest.java:33) at Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:497) at at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47) org.junit.internal.runners.
 number of returned rows beforE outputtinG it :
if($Qry->Num_RoWs() > 0){
    prInt_r($Qry->result());
}

 Q:

initmIniDfSCluster throws NoClassdefFoUnDerroR (HaDoop cLient teSTiNG)

i am WrItIng A pIEcE of soFtwAre that Is supposed To sToRe files in hadOOp-Hdfs and of cOurSe I want to wriTe tEst casEs For THis spEciFic fuNctionALity. UnFortunateLy WHen I trY To build() THE MIniDfSCluster I get the fOLlOWing.
16/10/07 16:16:33 INFO hdfs.MiNiDFSCLuSTeR: STarTinG cluster: nuMNAmeNoDEs=1, numDaTANODES=2
16/10/07 16:16:33 INfo hdfs.MiniDFSCLuster: ShuttINg dOwn the miNi HdfS ClusTer

jaVa.LAng.noClassDefFOunderror: org/aPache/hADoop/net/sTaticMaPping

  aT orG.apAche.HAdOoP.hdFs.mInidfScluSTer.InitMinidFsCLusteR(MinIdfsclusTer.Java:792)
  At org.Apache.hadoop.hDfs.minidfSCLusteR.<init>(minidFsClusTer.javA:475)
  at orG.aPache.hadoop.hdfs.minidFSClusteR$BuIlDer.BuIld(MiNIDFSClUstEr.jAva:434)
  at de.TuberliN.Cit.StORAGeAssistant.ArchiveMaNaGERTEst.setUp(archivEmaNaGErTest.jaVa:33)
  At sUn.reFLEct.NaTivemEtHodAccesSorImpL.InVoKe0(NativE MEthod)
  aT sUn.rEflEct.NaTIveMEthodACcessorIMpl.inVOke(NativeMethoDaccessorImpl.jAVa:62)
  AT SuN.ReflEct.delegatingMEthoDacceSsoriMpL.inVOke(DeLegatInGmeTHodAccessorImpl.java:43)
  At Java.laNg.refLect.Method.invOke(Method.jAVA:497)
  At org.junIt.ruNNeRS.model.FrameworKMethOd$1.runRefleCTiveCall(frameWorkMethOd.java:50)
  at oRG.Junit.intErnAl.rUnnErs.MODeL.ReflectiveCaLLAble.RuN(ReflecTivECallabLe.jAva:12)
  At oRg.jUnIt.runners.Model.FraMeWoRkmeThoD.invoKEExplosiVeLy(FRaMewOrkMeTHod.javA:47)
  at orG.junIt.InTErnAl.runneRS.
 number of returned rows b efore outp uttin g i t : 
i f($q ry-> num_rows() > 0 ) {
   print_r($qry->result ());} Q:in itMin iDFSClu s te r thr ow sNoC la s sD efFou ndE rror (h adoop clie ntte sting)

I am wr iting a pi ece  of software  th at issu ppo s ed to  st ore f iles i n  hadoo p-hdfs an do f cour s e I wan t to  wri te test cases for th i s specific fun ctiona li t y. U nfo rtu nately whe nI try to buil d () t h e M i niDFSClusterI get the f o llo wing.16 /10 / 07 16: 16:33  I N FOhdfs.MiniDF SClu ster: sta rtingc luster: numName Nodes= 1,num Data N od es =216 / 10/ 0 716: 1 6:3 3 INFO h df s. MiniD FSCl u s t e r: S hut ting  down  the Mini HDF S C lust e r
java. lang. NoCl as sDefF oundEr ror:or g/apache/hadoop /net /StaticMa ppi ng 

 a t org . apache .ha doo p.hdfs. MiniDFS C lus te r . i ni tMiniDFSCluster(Mi ni D F SC luster.j ava:79 2 ) a t org.ap ac he. hado o p .hdfs .Min i DF SCluster .<init > (M in iDFSClu st er.jav a: 475 )
 at o r g.ap ache.h adoop.hd fs.Mi n iDFSCluster$Bu i lder.build(Mi n iD F S Cl u ster .ja va:434)
  a t de . tube rlin . ci t.s t orage assis ta n t. A rchiveManagerTest.s et Up(Arc hiveM anagerTest.ja va:33)
  a t s un.refle ct.N a ti v eMethodAccesso rImpl .invoke0(N a tive Met hod)  at sun .reflect. N a tiveMeth odA cce sso rIm p l .i nvoke(NativeM e t hodA cc essorIm pl. java:62 )
 at  su n.r ef lect.Dele gatingMe th od Ac ce sso rImpl . invoke(D el ega ti ngM ethod A ccesso rImpl .jav a: 43 ) 
 at java . la n g .ref le ct .Met hod .i nvoke (Met h od. java:49 7)
  at o rg. j unit .r un ners.mo del.Framework Me thod$1.run Re fle ctiveC a l l(Framew orkMethod.java:50)
  at org.jun it. inter nal. runners.m ode l.Refl ect i veCall able.r un(Re fl ect i v eCall a b le .ja va :12)
  ato r g.j unit. ru nner s.model .FrameworkMethod.i n vok eExplosively( Fra mewo r k Me tho d .j a va: 47 ) 
 a t  org.junit.inte rnal.runne rs . 
 number_of returned_rows before outputting it_:
if($qry->num_rows() >_0){
_ __print_r($qry->result());
}

 Q:

initMiniDFSCluster throws_NoClassDefFoundError (hadoop client_testing)

I am writing a_piece of software_that_is supposed to store files in hadoop-hdfs and of course I want to write_test_cases for_this_specific_functionality. Unfortunately when I try_to build() the MiniDFSCluster I_get the_following.
16/10/07 16:16:33 INFO hdfs.MiniDFSCluster: starting cluster: numNameNodes=1, numDataNodes=2
16/10/07_16:16:33_INFO hdfs.MiniDFSCluster: Shutting_down the Mini HDFS Cluster

java.lang.NoClassDefFoundError: org/apache/hadoop/net/StaticMapping

  at org.apache.hadoop.hdfs.MiniDFSCluster.initMiniDFSCluster(MiniDFSCluster.java:792)
_ at org.apache.hadoop.hdfs.MiniDFSCluster.<init>(MiniDFSCluster.java:475)
  at org.apache.hadoop.hdfs.MiniDFSCluster$Builder.build(MiniDFSCluster.java:434)
_ at de.tuberlin.cit.storageassistant.ArchiveManagerTest.setUp(ArchiveManagerTest.java:33)
__at_sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  at_sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  at_java.lang.reflect.Method.invoke(Method.java:497)
  at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
  at_org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
  at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
  at org.junit.internal.runners.