co.cask.cdap.api.spark.service

Class AbstractSparkHttpServiceHandler

java.lang.Object

co.cask.cdap.api.spark.service.AbstractSparkHttpServiceHandler

All Implemented Interfaces:

ProgramLifecycle<SparkHttpServiceContext>, SparkHttpServiceHandler

public abstract class AbstractSparkHttpServiceHandler
extends Object
implements SparkHttpServiceHandler

An abstract implementation of SparkHttpServiceHandler.

Constructor Summary

Constructors

Constructor and Description
AbstractSparkHttpServiceHandler()

Method Summary

Modifier and Type	Method and Description
void	destroy() This method is called when the http service is about to shutdown.
protected SparkHttpServiceContext	getContext() Returns the SparkHttpServiceContext object that was passed to the initialize(SparkHttpServiceContext) method.
void	initialize(SparkHttpServiceContext context) Initializes the service handler.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AbstractSparkHttpServiceHandler

public AbstractSparkHttpServiceHandler()

Method Detail

initialize

public void initialize(SparkHttpServiceContext context)
                throws Exception

Description copied from interface: SparkHttpServiceHandler

Initializes the service handler. This method will be called only once per SparkHttpServiceHandler instance.

Specified by:

initialize in interface ProgramLifecycle<SparkHttpServiceContext>

Specified by:

initialize in interface SparkHttpServiceHandler

Parameters:

context - An instance of SparkHttpServiceContext

Throws:

Exception - If there is any error during initialization.

getContext

protected SparkHttpServiceContext getContext()

Returns the SparkHttpServiceContext object that was passed to the initialize(SparkHttpServiceContext) method.

destroy

public void destroy()

Description copied from interface: SparkHttpServiceHandler

This method is called when the http service is about to shutdown. Cleanup job can be done in this method.

Specified by:

destroy in interface ProgramLifecycle<SparkHttpServiceContext>

Specified by:

destroy in interface SparkHttpServiceHandler