oracle.spatial.hadoop.vector.mvsuggest

Interface MVSService

All Known Implementing Classes:

LocalMVSService, WebMVSService

public interface MVSService

This interface provides a way to communicate with MVSuggest service independently of the actual service protocol and location.

Author:

hsaucedo

Method Summary

Modifier and Type	Method and Description
MVSQueryRequester	createQueryRequester() Creates an instance of MVSQueryRequester used to send match requests
void	environmentCleanup(Configuration conf) Performs cleanning tasks like removing temporal file.
void	environmentSetup(Configuration conf) Performs the necessary setup before running a job.
java.lang.String[]	getLayers() Gets the layers indexed by MVSuggest
MVSConfig	getMVSConfig() Gets the MVSuggest configuration bean
java.lang.String	getTemplate(java.lang.String layer) Gets the template content for a single layer
void	init(Configuration conf) Initializes a single instance per task.

Method Detail

createQueryRequester

MVSQueryRequester createQueryRequester()

Creates an instance of MVSQueryRequester used to send match requests

Returns:

environmentCleanup

void environmentCleanup(Configuration conf)
                 throws java.io.IOException

Performs cleanning tasks like removing temporal file. This method is executed once the job has finished.

Parameters:

conf - the job configuration

Throws:

java.io.IOException

environmentSetup

void environmentSetup(Configuration conf)
               throws java.io.IOException

Performs the necessary setup before running a job. This method should be called only once per job, before the job is executed.

Parameters:

conf - the job configuration

Throws:

java.io.IOException

getLayers

java.lang.String[] getLayers()

Gets the layers indexed by MVSuggest

Returns:

an array of layer names

getMVSConfig

MVSConfig getMVSConfig()

Gets the MVSuggest configuration bean

Returns:

the MVsuggest configuration

getTemplate

java.lang.String getTemplate(java.lang.String layer)

Gets the template content for a single layer

Parameters:

layer - the template content in JSON format

Returns:

init

void init(Configuration conf)
   throws java.io.IOException

Initializes a single instance per task. This method should be called once per instance.

Parameters:

conf - the job configuration

Throws:

java.io.IOException