https://github.com/apache/parquet-mrから取得した parquet-mr ソースをビルドするために「mvn clean install」を実行しようとすると、次のエラーが発生します。
[INFO] Storing buildScmBranch: UNKNOWN
[INFO]
[INFO] --- maven-remote-resources-plugin:1.5:process (default) @ parquet-generator ---
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary:
[INFO]
[INFO] Apache Parquet MR ................................. SUCCESS [1.494s]
[INFO] Apache Parquet Generator .......................... FAILURE [0.064s]
[INFO] Apache Parquet Common ............................. SKIPPED
[INFO] Apache Parquet Encodings .......................... SKIPPED
[INFO] Apache Parquet Column ............................. SKIPPED
[INFO] Apache Parquet Jackson ............................ SKIPPED
[INFO] Apache Parquet Hadoop ............................. SKIPPED
[INFO] Apache Parquet Avro ............................... SKIPPED
[INFO] Apache Parquet Benchmarks ......................... SKIPPED
[INFO] Apache Parquet Pig ................................ SKIPPED
[INFO] Apache Parquet Thrift ............................. SKIPPED
[INFO] Apache Parquet Cascading .......................... SKIPPED
[INFO] Apache Parquet Pig Bundle ......................... SKIPPED
[INFO] Apache Parquet Protobuf ........................... SKIPPED
[INFO] Apache Parquet Scala .............................. SKIPPED
[INFO] Apache Parquet Scrooge ............................ SKIPPED
[INFO] Apache Parquet Hadoop Bundle ...................... SKIPPED
[INFO] Apache Parquet Hive ............................... SKIPPED
[INFO] Apache Parquet Hive Binding Parent ................ SKIPPED
[INFO] Apache Parquet Hive Binding Interface ............. SKIPPED
[INFO] Apache Parquet Hive 0.10 Binding .................. SKIPPED
[INFO] Apache Parquet Hive 0.12 Binding .................. SKIPPED
[INFO] Apache Parquet Hive Binding Factory ............... SKIPPED
[INFO] Apache Parquet Hive Binding Bundle ................ SKIPPED
[INFO] Apache Parquet Hive Storage Handler ............... SKIPPED
[INFO] Apache Parquet Hive Bundle ........................ SKIPPED
[INFO] Apache Parquet Tools .............................. SKIPPED
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 1.826s
[INFO] Finished at: Sun Jul 05 15:55:33 IST 2015
[INFO] Final Memory: 25M/365M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-remote-resources-plugin:1.5:process (default) on project parquet-generator: Error rendering velocity resource. NullPointerException -> [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/MojoExecutionException
[ERROR]
[ERROR] After correcting the problems, you can resume the build with the command
[ERROR] mvn <goals> -rf :parquet-generator
「mvn --version」は次のとおりです。
Apache Maven 3.1.1 (0728685237757ffbf44136acec0402957f723d9a; 2013-09-17 20:52:22+0530)
Maven home: /Users/.../maven/apache-maven-3.1.1
Java version: 1.8.0_45, vendor: Oracle Corporation
Java home: /Library/Java/JavaVirtualMachines/jdk1.8.0_45.jdk/Contents/Home/jre
Default locale: en_US, platform encoding: UTF-8
OS name: "mac os x", version: "10.10.4", arch: "x86_64", family: "mac"
誰かが私を同じように案内できますか? これに関するヘルプは大歓迎です。ありがとうございました！