org.gcube.dataaccess.algorithms.drmalgorithms

Class SampleOnTable

java.lang.Object

org.gcube.dataanalysis.ecoengine.interfaces.StandardLocalExternalAlgorithm

org.gcube.dataanalysis.ecoengine.interfaces.StandardLocalInfraAlgorithm

org.gcube.dataaccess.algorithms.drmalgorithms.SampleOnTable

All Implemented Interfaces:

org.gcube.dataanalysis.ecoengine.interfaces.AlgorithmDescriptor, org.gcube.dataanalysis.ecoengine.interfaces.ComputationalAgent, org.gcube.dataanalysis.ecoengine.interfaces.Transducerer

public class SampleOnTable
extends org.gcube.dataanalysis.ecoengine.interfaces.StandardLocalInfraAlgorithm

Class that allows to perform a sample operation on a table of a chosen database. It retrieves the first 100 rows of a table.

Field Summary

Fields inherited from class org.gcube.dataanalysis.ecoengine.interfaces.StandardLocalExternalAlgorithm

config, inputs, outputParameters, resourceManager, status

Constructor Summary

Constructors

Constructor and Description
SampleOnTable()

Method Summary

Modifier and Type	Method and Description
String	getDescription()
org.gcube.dataanalysis.ecoengine.datatypes.StatisticalType	getOutput()
void	init()
protected void	process()
protected void	setInputParameters()
void	shutdown()

Methods inherited from class org.gcube.dataanalysis.ecoengine.interfaces.StandardLocalInfraAlgorithm

sendNotification

Methods inherited from class org.gcube.dataanalysis.ecoengine.interfaces.StandardLocalExternalAlgorithm

addBooleanInput, addDoubleInput, addEnumerateInput, addFileInput, addIntegerInput, addOutputString, addRemoteDatabaseInput, addStringInput, compute, getInfrastructure, getInputParameter, getInputParameters, getResourceLoad, getResources, getStatus, log, setConfiguration

Methods inherited from class java.lang.Object

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

Constructor Detail

SampleOnTable

public SampleOnTable()

Method Detail

init

public void init()
          throws Exception

Specified by:

init in interface org.gcube.dataanalysis.ecoengine.interfaces.ComputationalAgent

Specified by:

init in class org.gcube.dataanalysis.ecoengine.interfaces.StandardLocalExternalAlgorithm

Throws:

Exception

getDescription

public String getDescription()

Specified by:

getDescription in interface org.gcube.dataanalysis.ecoengine.interfaces.AlgorithmDescriptor

Specified by:

getDescription in class org.gcube.dataanalysis.ecoengine.interfaces.StandardLocalExternalAlgorithm

process

protected void process()
                throws Exception

Specified by:

process in class org.gcube.dataanalysis.ecoengine.interfaces.StandardLocalExternalAlgorithm

Throws:

Exception

setInputParameters

protected void setInputParameters()

Specified by:

setInputParameters in class org.gcube.dataanalysis.ecoengine.interfaces.StandardLocalExternalAlgorithm

getOutput

public org.gcube.dataanalysis.ecoengine.datatypes.StatisticalType getOutput()

Specified by:

getOutput in interface org.gcube.dataanalysis.ecoengine.interfaces.AlgorithmDescriptor

Overrides:

getOutput in class org.gcube.dataanalysis.ecoengine.interfaces.StandardLocalExternalAlgorithm

shutdown

public void shutdown()

Specified by:

shutdown in interface org.gcube.dataanalysis.ecoengine.interfaces.ComputationalAgent

Specified by:

shutdown in class org.gcube.dataanalysis.ecoengine.interfaces.StandardLocalExternalAlgorithm