From: "周杰" <zhoujie...@126.com> Date: 2011-09-26 09:52:58 To: "mapreduce-user-subscr...@hadoop.apache.org" <mapreduce-user-subscr...@hadoop.apache.org> Subject: A question about `mvn eclipse:eclipse`
Hi all, I'm trying to download and prepare Hadoop trunk to be used on Eclipse using https://wiki.apache.org/hadoop/EclipseEnvironment but I'm having problems with Yarn. In particular the command mvn eclipse:eclipse -DdownloadSources=true -DdownloadJavadocs=true -e output this (this is just the end, other goals compile): [INFO] ------------------------------------------------------------------------ [INFO] Building hadoop-yarn-api 0.24.0-SNAPSHOT [INFO] ------------------------------------------------------------------------ [INFO] [INFO] >>> maven-eclipse-plugin:2.8:eclipse (default-cli) @ hadoop-yarn-api >>> [INFO] [INFO] --- maven-antrun-plugin:1.6:run (create-protobuf-generated-sources-directory) @ hadoop-yarn-api --- [INFO] Executing tasks main: [INFO] Executed tasks [INFO] [INFO] --- exec-maven-plugin:1.2:exec (generate-sources) @ hadoop-yarn-api --- [INFO] [INFO] --- build-helper-maven-plugin:1.5:add-source (add-source) @ hadoop-yarn-api --- [INFO] Source directory: /home/rief/Programmazione/Java/Hadoop/hadoop-common/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-api/target/generated-sources/proto added. [INFO] [INFO] <<< maven-eclipse-plugin:2.8:eclipse (default-cli) @ hadoop-yarn-api <<< [INFO] [INFO] --- maven-eclipse-plugin:2.8:eclipse (default-cli) @ hadoop-yarn-api --- [INFO] Using Eclipse Workspace: null [INFO] Adding default classpath container: org.eclipse.jdt.launching.JRE_CONTAINER [INFO] File /home/rief/Programmazione/Java/Hadoop/hadoop-common/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-api/.project already exists. Additional settings will be preserved, run mvn eclipse:clean if you want old settings to be removed. [INFO] Wrote Eclipse project for "hadoop-yarn-api" to /home/rief/Programmazione/Java/Hadoop/hadoop-common/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-api. [INFO] [INFO] [INFO] ------------------------------------------------------------------------ [INFO] Building hadoop-yarn-common 0.24.0-SNAPSHOT [INFO] ------------------------------------------------------------------------ [INFO] [INFO] >>> maven-eclipse-plugin:2.8:eclipse (default-cli) @ hadoop-yarn-common >>> [INFO] ------------------------------------------------------------------------ [INFO] Reactor Summary: [INFO] [INFO] Apache Hadoop Project POM ......................... SUCCESS [1.437s] [INFO] Apache Hadoop Annotations ......................... SUCCESS [0.153s] [INFO] Apache Hadoop Project Dist POM .................... SUCCESS [0.032s] [INFO] Apache Hadoop Assemblies .......................... SUCCESS [0.059s] [INFO] Apache Hadoop Auth ................................ SUCCESS [0.222s] [INFO] Apache Hadoop Auth Examples ....................... SUCCESS [0.138s] [INFO] Apache Hadoop Common .............................. SUCCESS [2.172s] [INFO] Apache Hadoop Common Project ...................... SUCCESS [0.017s] [INFO] Apache Hadoop HDFS ................................ SUCCESS [2.305s] [INFO] Apache Hadoop HDFS Project ........................ SUCCESS [0.016s] [INFO] hadoop-yarn-api ................................... SUCCESS [1.964s] [INFO] hadoop-yarn-common ................................ FAILURE [0.234s] [INFO] hadoop-yarn-server-common ......................... SKIPPED [INFO] hadoop-yarn-server-nodemanager .................... SKIPPED [INFO] hadoop-yarn-server-resourcemanager ................ SKIPPED [INFO] hadoop-yarn-server-tests .......................... SKIPPED [INFO] hadoop-yarn-server ................................ SKIPPED [INFO] hadoop-yarn ....................................... SKIPPED [INFO] hadoop-mapreduce-client-core ...................... 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-client ........................... SKIPPED [INFO] hadoop-mapreduce .................................. SKIPPED [INFO] Apache Hadoop Main ................................ SKIPPED [INFO] ------------------------------------------------------------------------ [INFO] BUILD FAILURE [INFO] ------------------------------------------------------------------------ [INFO] Total time: 11.370s [INFO] Finished at: Fri Sep 02 10:58:42 CEST 2011 [INFO] Final Memory: 26M/269M [INFO] ------------------------------------------------------------------------ [ERROR] Failed to execute goal on project hadoop-yarn-common: Could not resolve dependencies for project org.apache.hadoop:hadoop-yarn-common:jar:0.24.0-SNAPSHOT: Failure to find org.apache.hadoop:hadoop-yarn-api:jar:0.24.0-SNAPSHOT in http://repository.apache.org/snapshots was cached in the local repository, resolution will not be reattempted until the update interval of apache.snapshots has elapsed or updates are forced -> [Help 1] org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal on project hadoop-yarn-common: Could not resolve dependencies for project org.apache.hadoop:hadoop-yarn-common:jar:0.24.0-SNAPSHOT: Failure to find org.apache.hadoop:hadoop-yarn-api:jar:0.24.0-SNAPSHOT in http://repository.apache.org/snapshots was cached in the local repository, resolution will not be reattempted until the update interval of apache.snapshots has elapsed or updates are forced Any idea what might be the problem?