FilterFunction (Solr 9.0.0 analytics API)

java.lang.Object
- org.apache.solr.analytics.function.mapping.FilterFunction

```
public class FilterFunction
extends Object
```
A mapping function to filter a Value or ValueStream. For each document, the value exists if the second parameter is true and it doesn't exist otherwise.
The first parameter can be any type of analytics expression. (Required)
The second parameter must be a BooleanValue. (Required)

- Field Summary
  
  Fields
  Modifier and Type Field Description
  
  static ExpressionFactory.CreatorFunction creatorFunction
  
  static String name
- Constructor Summary
  
  Constructors
  Constructor Description
  
  FilterFunction()
- Method Summary
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

name
```
public static final String name
```
See Also:

Constant Field Values

creatorFunction

public static final ExpressionFactory.CreatorFunction creatorFunction

Constructor Detail
- FilterFunction
```
public FilterFunction()
```