DiscoverableSubtypeResolver (Dropwizard Project 3.0.0-beta.4 API)

java.lang.Object
- com.fasterxml.jackson.databind.jsontype.SubtypeResolver
- - com.fasterxml.jackson.databind.jsontype.impl.StdSubtypeResolver
  - - io.dropwizard.jackson.DiscoverableSubtypeResolver

All Implemented Interfaces:

Serializable
```
public class DiscoverableSubtypeResolver
extends com.fasterxml.jackson.databind.jsontype.impl.StdSubtypeResolver
```
A subtype resolver which discovers subtypes via META-INF/services/io.dropwizard.jackson.Discoverable.

See Also:

Serialized Form

Field Summary
- Fields inherited from class com.fasterxml.jackson.databind.jsontype.impl.StdSubtypeResolver
  _registeredSubtypes

Constructor Summary

Constructors
Constructor	Description
`DiscoverableSubtypeResolver()`	Constructs a subtype resolver which scans for subtypes of `Discoverable`.
`DiscoverableSubtypeResolver(Class<?> rootKlass)`	Constructs a subtype resolver which scans for subtypes of the provided class.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected List<Class<?>>`	`discoverServices(Class<?> klass)`	Discovers the services in the `META-INF/services` folder for the provided class.
`protected ClassLoader`	`getClassLoader()`	Returns a `ClassLoader` from the current class.
`List<Class<?>>`	`getDiscoveredSubtypes()`	Returns the subtypes discovered from the `META-INF` configuration file.

Methods inherited from class com.fasterxml.jackson.databind.jsontype.impl.StdSubtypeResolver
_collectAndResolve, _collectAndResolveByTypeId, _combineNamedAndUnnamed, collectAndResolveSubtypesByClass, collectAndResolveSubtypesByClass, collectAndResolveSubtypesByTypeId, collectAndResolveSubtypesByTypeId, copy, registerSubtypes, registerSubtypes, registerSubtypes

Methods inherited from class com.fasterxml.jackson.databind.jsontype.SubtypeResolver
collectAndResolveSubtypes, collectAndResolveSubtypes

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

- Constructor Detail
  - DiscoverableSubtypeResolver
```
public DiscoverableSubtypeResolver()
```
    Constructs a subtype resolver which scans for subtypes of Discoverable.
  - DiscoverableSubtypeResolver
```
public DiscoverableSubtypeResolver(Class<?> rootKlass)
```
    Constructs a subtype resolver which scans for subtypes of the provided class.
    
    Parameters:
    
    rootKlass - the class to choose the correct META-INF/services file from
- Method Detail
  - getDiscoveredSubtypes
```
public List<Class<?>> getDiscoveredSubtypes()
```
    Returns the subtypes discovered from the META-INF configuration file.
    
    Returns:
    
    a list of Class objects representing the subtypes
  - getClassLoader
```
protected ClassLoader getClassLoader()
```
    Returns a ClassLoader from the current class.
    
    Returns:
    
    the current ClassLoader
  - discoverServices
```
protected List<Class<?>> discoverServices(Class<?> klass)
```
    Discovers the services in the META-INF/services folder for the provided class.
    
    Parameters:
    
    klass - the class to lookup services
    
    Returns:
    
    the discovered services