CachingWrapperFilterHelper (Lucene 3.6.2 API)

java.lang.Object
- org.apache.lucene.search.Filter
- - org.apache.lucene.search.CachingWrapperFilter
  - - org.apache.lucene.search.CachingWrapperFilterHelper

All Implemented Interfaces:

Serializable
```
public class CachingWrapperFilterHelper
extends org.apache.lucene.search.CachingWrapperFilter
```
A unit test helper class to test when the filter is getting cached and when it is not.

See Also:

Serialized Form

Nested Class Summary
- Nested classes/interfaces inherited from class org.apache.lucene.search.CachingWrapperFilter
  org.apache.lucene.search.CachingWrapperFilter.DeletesMode

Field Summary
- Fields inherited from class org.apache.lucene.search.CachingWrapperFilter
  cache

Constructor Summary

Constructors
Constructor Description

CachingWrapperFilterHelper(org.apache.lucene.search.Filter filter)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`equals(Object o)`
`org.apache.lucene.search.DocIdSet`	`getDocIdSet(org.apache.lucene.index.IndexReader reader)`
`int`	`hashCode()`
`void`	`setShouldHaveCache(boolean shouldHaveCache)`
`String`	`toString()`

Methods inherited from class org.apache.lucene.search.CachingWrapperFilter
docIdSetToCache

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - CachingWrapperFilterHelper
```
public CachingWrapperFilterHelper(org.apache.lucene.search.Filter filter)
```
    Parameters:
    
    filter - Filter to cache results of
- Method Detail
  - setShouldHaveCache
```
public void setShouldHaveCache(boolean shouldHaveCache)
```
  - getDocIdSet
```
public org.apache.lucene.search.DocIdSet getDocIdSet(org.apache.lucene.index.IndexReader reader)
                                              throws IOException
```
    Overrides:
    
    getDocIdSet in class org.apache.lucene.search.CachingWrapperFilter
    
    Throws:
    
    IOException
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class org.apache.lucene.search.CachingWrapperFilter
  - equals
```
public boolean equals(Object o)
```
    Overrides:
    
    equals in class org.apache.lucene.search.CachingWrapperFilter
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class org.apache.lucene.search.CachingWrapperFilter