Lookup.Empty (PraxisCORE 5.5.0 API)

java.lang.Object
- org.praxislive.core.Lookup.Empty

All Implemented Interfaces:: Lookup

Enclosing interface:: Lookup

public static class Lookup.Empty
extends Object
implements Lookup

Nested Class Summary
- Nested classes/interfaces inherited from interface org.praxislive.core.Lookup
  Lookup.Empty, Lookup.ObjectLookup, Lookup.Provider

Field Summary
- Fields inherited from interface org.praxislive.core.Lookup
  EMPTY, SYSTEM

Constructor Summary

Constructors
Constructor Description

Empty()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`<T> Optional<T>`	`find(Class<T> type)`	Search for the first implementation of the given type.
`<T> Stream<T>`	`findAll(Class<T> type)`	Search for all implementations of the given type.

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

- Constructor Detail
  - Empty
```
public Empty()
```
- Method Detail
  - find
```
public <T> Optional<T> find(Class<T> type)
```
    Description copied from interface: Lookup
    
    Search for the first implementation of the given type. Returns an Optional wrapping an instance of the given Class, or Optional.EMPTY if none exists.
    
    Specified by:
    
    find in interface Lookup
    
    Type Parameters:
    
    T - service type to lookup
    
    Parameters:
    
    type - class of service to lookup
    
    Returns:
    
    Optional wrapping first instance of type, or an empty Optional if not found
  - findAll
```
public <T> Stream<T> findAll(Class<T> type)
```
    Description copied from interface: Lookup
    
    Search for all implementations of the given type.
    
    Specified by:
    
    findAll in interface Lookup
    
    Type Parameters:
    
    T - service type to lookup
    
    Parameters:
    
    type - class of service to lookup
    
    Returns:
    
    Stream of all implementations of the given type