I would execute my Wordcount project on DataFlow Runner, i use command from beam documentation, but I got this error :
C:\BIGDATA_FORMATION\TP_WC_GCP\word-count-beam>mvn compile exec:java -Dexec.mainClass=org.apache.beam.examples.WordCount -Dexec.args="--runner=DataflowRunner --gcpTempLocation=gs://bucket_wc/tmp/ --project=WordCount --inputFile=gs://bucket_wc/test_file.txt --output=gs://bucket_wc/counts" -Pdataflow-runner
[INFO] Scanning for projects...
[INFO]
[INFO] --------------------< org.example:word-count-beam >---------------------
[INFO] Building word-count-beam 0.1
[INFO] --------------------------------[ jar ]---------------------------------
[INFO]
[INFO] --- maven-resources-plugin:2.6:resources (default-resources) @ word-count-beam ---
[WARNING] Using platform encoding (Cp1252 actually) to copy filtered resources, i.e. build is platform dependent!
[INFO] skip non existing resourceDirectory C:\BIGDATA_FORMATION\TP_WC_GCP\word-count-beam\src\main\resources
[INFO]
[INFO] --- maven-compiler-plugin:3.7.0:compile (default-compile) @ word-count-beam ---
[INFO] Nothing to compile - all classes are up to date
[INFO]
[INFO] --- exec-maven-plugin:1.6.0:java (default-cli) @ word-count-beam ---
sept. 01, 2020 5:16:16 PM org.apache.beam.runners.dataflow.options.DataflowPipelineOptions$StagingLocationFactory create
INFOS: No stagingLocation provided, falling back to gcpTempLocation
[WARNING]
java.lang.RuntimeException: Failed to construct instance from factory method DataflowRunner#fromOptions(interface org.apache.beam.sdk.options.PipelineOptions)
at org.apache.beam.sdk.util.InstanceBuilder.buildFromMethod (InstanceBuilder.java:224)
at org.apache.beam.sdk.util.InstanceBuilder.build (InstanceBuilder.java:155)
at org.apache.beam.sdk.PipelineRunner.fromOptions (PipelineRunner.java:55)
at org.apache.beam.sdk.Pipeline.create (Pipeline.java:147)
at org.apache.beam.examples.WordCount.runWordCount (WordCount.java:176)
at org.apache.beam.examples.WordCount.main (WordCount.java:192)
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:498)
at org.codehaus.mojo.exec.ExecJavaMojo$1.run (ExecJavaMojo.java:282)
at java.lang.Thread.run (Thread.java:745)
Caused by: java.lang.reflect.InvocationTargetException
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:498)
at org.apache.beam.sdk.util.InstanceBuilder.buildFromMethod (InstanceBuilder.java:214)
at org.apache.beam.sdk.util.InstanceBuilder.build (InstanceBuilder.java:155)
at org.apache.beam.sdk.PipelineRunner.fromOptions (PipelineRunner.java:55)
at org.apache.beam.sdk.Pipeline.create (Pipeline.java:147)
at org.apache.beam.examples.WordCount.runWordCount (WordCount.java:176)
at org.apache.beam.examples.WordCount.main (WordCount.java:192)
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:498)
at org.codehaus.mojo.exec.ExecJavaMojo$1.run (ExecJavaMojo.java:282)
at java.lang.Thread.run (Thread.java:745)
Caused by: java.lang.IllegalArgumentException: No files to stage has been found.
at org.apache.beam.runners.dataflow.DataflowRunner.fromOptions (DataflowRunner.java:281)
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:498)
at org.apache.beam.sdk.util.InstanceBuilder.buildFromMethod (InstanceBuilder.java:214)
at org.apache.beam.sdk.util.InstanceBuilder.build (InstanceBuilder.java:155)
at org.apache.beam.sdk.PipelineRunner.fromOptions (PipelineRunner.java:55)
at org.apache.beam.sdk.Pipeline.create (Pipeline.java:147)
at org.apache.beam.examples.WordCount.runWordCount (WordCount.java:176)
at org.apache.beam.examples.WordCount.main (WordCount.java:192)
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:498)
at org.codehaus.mojo.exec.ExecJavaMojo$1.run (ExecJavaMojo.java:282)
at java.lang.Thread.run (Thread.java:745)
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 7.202 s
[INFO] Finished at: 2020-09-01T17:16:17+01:00
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.codehaus.mojo:exec-maven-plugin:1.6.0:java (default-cli) on project word-count-beam: An exception occured while executing the Java class. Failed to construct instance from factory method DataflowRunner#fromOptions(interface org.apache.beam.sdk.options.PipelineOptions): InvocationTargetException: No files to stage has been found. -> [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
I can't solve this, i followed all steps before running the command but i couldn't run it at the end. ############################################################################################### ############################################################################################