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From rajesh putta <rajesh.p...@gmail.com>
Subject Issue while building hadoop-mapreduce-project in trunk
Date Fri, 11 Nov 2011 21:03:40 GMT
Hi,
When i am trying to build hadoop-mapreduce-project in hadoop trunk i came
across this.Please help me out with this.Thanks in advance


[ERROR] COMPILATION ERROR :
[INFO] -------------------------------------------------------------
[ERROR]
/home/rajesh/Hadoop-Trunk/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Counters.java:[473,33]
incompatible types; inferred type argument(s)
org.apache.hadoop.mapreduce.Counter,java.lang.Object do not conform to
bounds of type variable(s) C,G
found   : <C,G>java.lang.String
required: java.lang.String
[ERROR]
/home/rajesh/Hadoop-Trunk/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Counters.java:[485,36]
incompatible types; inferred type argument(s)
org.apache.hadoop.mapreduce.Counter,java.lang.Object do not conform to
bounds of type variable(s) C,G
found   : <C,G>org.apache.hadoop.mapred.Counters
required: org.apache.hadoop.mapred.Counters
[INFO] 2 errors
[INFO] -------------------------------------------------------------
[INFO]
------------------------------------------------------------------------
[INFO] Reactor Summary:
[INFO]
[INFO] hadoop-yarn ....................................... SUCCESS [7.726s]
[INFO] hadoop-yarn-api ................................... SUCCESS [45.438s]
[INFO] hadoop-yarn-common ................................ SUCCESS [58.722s]
[INFO] hadoop-yarn-server ................................ SUCCESS [0.464s]
[INFO] hadoop-yarn-server-common ......................... SUCCESS [19.194s]
[INFO] hadoop-yarn-server-nodemanager .................... SUCCESS [40.454s]
[INFO] hadoop-yarn-server-web-proxy ...................... SUCCESS [12.709s]
[INFO] hadoop-yarn-server-resourcemanager ................ SUCCESS [49.082s]
[INFO] hadoop-yarn-server-tests .......................... SUCCESS [7.770s]
[INFO] hadoop-mapreduce-client ........................... SUCCESS [0.361s]
[INFO] hadoop-mapreduce-client-core ...................... FAILURE [34.484s]
[INFO] hadoop-yarn-applications .......................... SKIPPED
[INFO] hadoop-yarn-applications-distributedshell ......... SKIPPED
[INFO] hadoop-yarn-site .................................. SKIPPED
[INFO] hadoop-mapreduce-client-common .................... SKIPPED
[INFO] hadoop-mapreduce-client-shuffle ................... SKIPPED
[INFO] hadoop-mapreduce-client-app ....................... SKIPPED
[INFO] hadoop-mapreduce-client-hs ........................ SKIPPED
[INFO] hadoop-mapreduce-client-jobclient ................. SKIPPED
[INFO] hadoop-mapreduce .................................. SKIPPED
[INFO]
------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO]
------------------------------------------------------------------------
[INFO] Total time: 4:39.327s
[INFO] Finished at: Sat Nov 12 02:22:55 IST 2011
[INFO] Final Memory: 111M/303M
[INFO]
------------------------------------------------------------------------
[ERROR] Failed to execute goal
org.apache.maven.plugins:maven-compiler-plugin:2.3.2:compile
(default-compile) on project hadoop-mapreduce-client-core: Compilation
failure: Compilation failure:
[ERROR]
/home/rajesh/Hadoop-Trunk/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Counters.java:[473,33]
incompatible types; inferred type argument(s)
org.apache.hadoop.mapreduce.Counter,java.lang.Object do not conform to
bounds of type variable(s) C,G
[ERROR] found   : <C,G>java.lang.String
[ERROR] required: java.lang.String
[ERROR]
/home/rajesh/Hadoop-Trunk/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Counters.java:[485,36]
incompatible types; inferred type argument(s)
org.apache.hadoop.mapreduce.Counter,java.lang.Object do not conform to
bounds of type variable(s) C,G
[ERROR] found   : <C,G>org.apache.hadoop.mapred.Counters
[ERROR] required: org.apache.hadoop.mapred.Counters
[ERROR] -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e
switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions,
please read the following articles:
[ERROR] [Help 1]
http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException
[ERROR]
[ERROR] After correcting the problems, you can resume the build with the
command
[ERROR]   mvn <goals> -rf :hadoop-mapreduce-client-core


Thanks
Rajesh Putta
Development Engineer
Pramati Technologies

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