クラウドインスタンスでGoogleのデータフローの例をコンパイルしているときに、次のエラーが発生しています。私は、次のコマンドStreamingWordCount例mavenコンパイル時エラー
mvn compile exec:java -Dexec.mainClass=com.google.cloud.dataflow.examples.complete.StreamingWordCount.java
を使用してStreamingWordCountの名前でストリーミング例を実行しようとしています私が間違ってやっているものはありますか?すべてのヘルプは高く評価されます。
おかげ
[INFO] Scanning for projects...
[INFO]
[INFO] ------------------------------------------------------------------------
[INFO] Building Google Cloud Dataflow Java Examples - All manual_build
[INFO] ------------------------------------------------------------------------
[INFO]
[INFO] --- build-helper-maven-plugin:1.10:add-source (add-java8-main-source) @ google-cloud-dataflow-java-examples-all ---
[INFO] Source directory: /home/gaurav_bareja/pipeline/DataflowJavaSDK-examples/src/main/java8 added.
[INFO]
[INFO] --- build-helper-maven-plugin:1.10:add-test-source (add-java8-test-source) @ google-cloud-dataflow-java-exam
ples-all ---
[INFO] Test Source directory: /home/gaurav_bareja/pipeline/DataflowJavaSDK-examples/src/test/java8 added.
[INFO]
[INFO] --- maven-resources-plugin:2.6:resources (default-resources) @ google-cloud-dataflow-java-examples-all ---
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] skip non existing resourceDirectory /home/gaurav_bareja/pipeline/DataflowJavaSDK-examples/src/main/resources
[INFO]
[INFO] --- maven-compiler-plugin:3.1:compile (default-compile) @ google-cloud-dataflow-java-examples-all ---
[INFO] Nothing to compile - all classes are up to date
[INFO]
[INFO] --- maven-compiler-plugin:3.1:compile (java8-compile) @ google-cloud-dataflow-java-examples-all ---
[INFO] Nothing to compile - all classes are up to date
[INFO]
[INFO] >>> exec-maven-plugin:1.1:java (default-cli) > validate @ google-cloud-dataflow-java-examples-all >>>
[INFO]
[INFO] <<< exec-maven-plugin:1.1:java (default-cli) < validate @ google-cloud-dataflow-java-examples-all <<<
[INFO]
[INFO] --- exec-maven-plugin:1.1:java (default-cli) @ google-cloud-dataflow-java-examples-all ---
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 3.496 s
[INFO] Finished at: 2016-03-19T13:23:56+00:00
[INFO] Final Memory: 15M/56M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.codehaus.mojo:exec-maven-plugin:1.1:java (default-cli) on project google-cloud-d
ataflow-java-examples-all: An exception occured while executing the Java class. com.google.cloud.dataflow.examples.
complete.StreamingWordCount.java -> [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/MojoExecution
例外
問題を再現できるように、例のソースへのリンクを投稿できますか?最後に '.java'を付けずに' mvn compile exec:java -Dexec.mainClass = com.google.cloud.dataflow.examples.complete.StreamingWordCount'を試してください。 – Tunaki
ありがとうございました。 – alpheus