Class: Aws::EMR::Types::HadoopStepConfig

Inherits:

Struct

• Object
• Struct
• Aws::EMR::Types::HadoopStepConfig

Defined in:

(unknown)

Overview

A cluster step consisting of a JAR file whose main function will be executed. The main function submits a job for Hadoop to execute and waits for the job to finish or fail.

Returned by:

• Step#config
• StepSummary#config

See Also:

• AWS API Documentation

Instance Attribute Summary

• #args ⇒ Array<String>

  The list of command line arguments to pass to the JAR file\'s main function for execution.

• #jar ⇒ String

  The path to the JAR file that runs during the step.

• #main_class ⇒ String

  The name of the main class in the specified Java file.

• #properties ⇒ Hash<String,String>

  The list of Java properties that are set when the step runs.

Instance Attribute Details

#args ⇒ Array<String>

The list of command line arguments to pass to the JAR file\'s main function for execution.

Returns:

• (Array<String>) —

  The list of command line arguments to pass to the JAR file\'s main function for execution.

#jar ⇒ String

The path to the JAR file that runs during the step.

Returns:

• (String) —

  The path to the JAR file that runs during the step.

#main_class ⇒ String

The name of the main class in the specified Java file. If not specified, the JAR file should specify a main class in its manifest file.

Returns:

• (String) —

  The name of the main class in the specified Java file.

#properties ⇒ Hash<String,String>

The list of Java properties that are set when the step runs. You can use these properties to pass key value pairs to your main function.

Returns:

• (Hash<String,String>) —

  The list of Java properties that are set when the step runs.