AttributeFactory.StaticImplementationAttributeFactory (Lucene 9.10.0 core API)

java.lang.Object
- org.apache.lucene.util.AttributeFactory
- - org.apache.lucene.util.AttributeFactory.StaticImplementationAttributeFactory<A>

Enclosing class:

AttributeFactory
```
public abstract static class AttributeFactory.StaticImplementationAttributeFactory<A extends AttributeImpl>
extends AttributeFactory
```
Expert: AttributeFactory returning an instance of the given clazz for the attributes it implements. For all other attributes it calls the given delegate factory as fallback. This class can be used to prefer a specific AttributeImpl which combines multiple attributes over separate classes.

NOTE: This API is for internal purposes only and might change in incompatible ways in the next release.

Nested Class Summary
- Nested classes/interfaces inherited from class org.apache.lucene.util.AttributeFactory
  AttributeFactory.StaticImplementationAttributeFactory<A extends AttributeImpl>

Field Summary
- Fields inherited from class org.apache.lucene.util.AttributeFactory
  DEFAULT_ATTRIBUTE_FACTORY

Constructor Summary

Constructors
Modifier	Constructor	Description
`protected`	`StaticImplementationAttributeFactory(AttributeFactory delegate, Class<A> clazz)`	Expert: Creates an AttributeFactory returning `clazz` as instance for the attributes it implements and for all other attributes calls the given delegate factory.

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`AttributeImpl`	`createAttributeInstance(Class<? extends Attribute> attClass)`	Returns an `AttributeImpl` for the supplied `Attribute` interface class.
`protected abstract A`	`createInstance()`	Creates an instance of `A`.
`boolean`	`equals(Object other)`
`int`	`hashCode()`

Methods inherited from class org.apache.lucene.util.AttributeFactory
getStaticImplementation

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

- Constructor Detail
  - StaticImplementationAttributeFactory
```
protected StaticImplementationAttributeFactory(AttributeFactory delegate,
                                               Class<A> clazz)
```
    Expert: Creates an AttributeFactory returning clazz as instance for the attributes it implements and for all other attributes calls the given delegate factory.
- Method Detail
  - createAttributeInstance
```
public final AttributeImpl createAttributeInstance(Class<? extends Attribute> attClass)
```
    Description copied from class: AttributeFactory
    
    Returns an AttributeImpl for the supplied Attribute interface class.
    
    Specified by:
    
    createAttributeInstance in class AttributeFactory
  - createInstance
```
protected abstract A createInstance()
```
    Creates an instance of A.
  - equals
```
public boolean equals(Object other)
```
    Overrides:
    
    equals in class Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class Object