Package de.uni_trier.wi2.procake.retrieval

Interface ParallelLinearRetriever<TCase extends DataObject,TQuery extends Query>

All Superinterfaces:

Retriever<DataObject,Query>

All Known Implementing Classes:

ParallelLinearRetrieverImpl

public interface ParallelLinearRetriever<TCase extends DataObject,TQuery extends Query>
extends Retriever<DataObject,Query>

Interface for a parallelized LinearRetriever.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	DEFAULT_NUMBER_OF_WORKERS	Default number of worker threads is the number of CPU cores
static final boolean	DEFAULT_SORTING	Default value, if queue should be sorted before retrieval, is false.
static final int	DEFAULT_TASK_SIZE	Default size for retrieval tasks is 1.

Fields inherited from interface de.uni_trier.wi2.procake.retrieval.Retriever

DEFAULT_ADDQUERYTORESULTS

Method Summary

Modifier and Type	Method	Description
int	getNumberOfWorkers()
int	getTaskSize()
boolean	isSorting()
void	setNumberOfWorkers(int numberOfWorkers)	Set the number of parallel worker threads performing retrieval tasks
void	setSorting(boolean sorting)	Determines whether queue should be sorted before retrieval or not.
void	setTaskSize(int taskSize)	Sets the size of a single retrieval task.

Methods inherited from interface de.uni_trier.wi2.procake.retrieval.Retriever

getValuator, isAddQueryToResults, newQuery, perform, setAddQueryToResults, setInternalSimilarityMeasure, setObjectPool, setSimilarityModel

Field Details

DEFAULT_SORTING

static final boolean DEFAULT_SORTING

Default value, if queue should be sorted before retrieval, is false.

See Also:

• Constant Field Values

DEFAULT_TASK_SIZE

static final int DEFAULT_TASK_SIZE

Default size for retrieval tasks is 1.

See Also:

• Constant Field Values

DEFAULT_NUMBER_OF_WORKERS

static final int DEFAULT_NUMBER_OF_WORKERS

Default number of worker threads is the number of CPU cores

Method Details

setNumberOfWorkers

void setNumberOfWorkers(int numberOfWorkers)

Set the number of parallel worker threads performing retrieval tasks

Parameters:

numberOfWorkers - number of parallel retrieval tasks

getNumberOfWorkers

int getNumberOfWorkers()

Returns:

number of workers

setTaskSize

void setTaskSize(int taskSize)

Sets the size of a single retrieval task.

Parameters:

taskSize - size of a single retrieval task

getTaskSize

int getTaskSize()

Returns:

size of a single retrieval task

setSorting

void setSorting(boolean sorting)

Determines whether queue should be sorted before retrieval or not.

Parameters:

sorting - true, if queue should be sorted before retrieval

isSorting

boolean isSorting()

Returns:

flag, if queue should be sorted before retrieval