OpenIndexTask (Lucene 2.9.4 API)

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

All Implemented Interfaces:

java.lang.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

Fields
Modifier and Type	Field and Description
`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
logStep, NEW_LINE, params

Constructor Summary

Constructors
Constructor and Description

OpenIndexTask(PerfRunData runData)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`int`	`doLogic()` Perform the task once (ignoring repetitions specification) Return number of work items done by this task.

Methods inherited from class org.apache.lucene.benchmark.byTask.tasks.PerfTask
clone, close, getDepth, getLogMessage, 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 java.io.IOException
```
    Description copied from class: PerfTask
    
    Perform the task once (ignoring repetitions 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:
    
    java.io.IOException

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