org.apache.lucene.benchmark.byTask.tasks
Class OpenIndexTask

java.lang.Object
  org.apache.lucene.benchmark.byTask.tasks.PerfTask
      org.apache.lucene.benchmark.byTask.tasks.OpenIndexTask

All Implemented Interfaces:

Cloneable

public class OpenIndexTask
extends PerfTask

Open an index writer.
Other side effects: index writer object in perfRunData is set.
Relevant properties: merge.factor, max.buffered, max.field.length, ram.flush.mb [default 0], autocommit [default true].

Field Summary

static boolean	DEFAULT_AUTO_COMMIT
static int	DEFAULT_MAX_BUFFERED
static int	DEFAULT_MAX_FIELD_LENGTH
static int	DEFAULT_MERGE_PFACTOR
static double	DEFAULT_RAM_FLUSH_MB

Fields inherited from class org.apache.lucene.benchmark.byTask.tasks.PerfTask

NEW_LINE, params

Constructor Summary

OpenIndexTask(PerfRunData runData)

Method Summary

int	doLogic() Perform the task once (ignoring repetions specification) Return number of work items done by this task.

Methods inherited from class org.apache.lucene.benchmark.byTask.tasks.PerfTask

clone, getDepth, getName, getParams, getRunData, isDisableCounting, runAndMaybeStats, setDepth, setDisableCounting, setName, setParams, setup, shouldNeverLogAtStart, shouldNotRecordStats, supportsParams, tearDown, toString

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_MAX_BUFFERED

public static final int DEFAULT_MAX_BUFFERED

See Also:

Constant Field Values

DEFAULT_MAX_FIELD_LENGTH

public static final int DEFAULT_MAX_FIELD_LENGTH

See Also:

Constant Field Values

DEFAULT_MERGE_PFACTOR

public static final int DEFAULT_MERGE_PFACTOR

See Also:

Constant Field Values

DEFAULT_RAM_FLUSH_MB

public static final double DEFAULT_RAM_FLUSH_MB

See Also:

Constant Field Values

DEFAULT_AUTO_COMMIT

public static final boolean DEFAULT_AUTO_COMMIT

See Also:

Constant Field Values

Constructor Detail

OpenIndexTask

public OpenIndexTask(PerfRunData runData)

Method Detail

doLogic

public int doLogic()
            throws IOException

Description copied from class: PerfTask

Perform the task once (ignoring repetions specification) Return number of work items done by this task. For indexing that can be number of docs added. For warming that can be number of scanned items, etc.

Specified by:

doLogic in class PerfTask

Returns:

number of work items done by this task.

Throws:

IOException