org.lenskit.data.events

Class EventTypeResolver

java.lang.Object

org.lenskit.data.events.EventTypeResolver

public class EventTypeResolver
extends Object

Look up event types. This class looks for META-INF/lenskit/event-builders.properties files in the classpath and looks up event type names in them.

Method Summary

Modifier and Type	Method and Description
static EventTypeResolver	create() Create a new event type resolver for the current class loader.
static EventTypeResolver	create(ClassLoader loader) Create a new event type resolver for a class loader.
Class<? extends EventBuilder>	getEventBuilder(Class<? extends Event> eventType)
Class<? extends EventBuilder>	getEventBuilder(String name) Get an event builder for the specified type name.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

create

public static EventTypeResolver create(ClassLoader loader)

Create a new event type resolver for a class loader.

Parameters:

loader - The class loader.

Returns:

The event type resolver.

create

public static EventTypeResolver create()

Create a new event type resolver for the current class loader.

Returns:

The event type resolver.

See Also:

ClassLoaders.inferDefault()

getEventBuilder

@Nullable
public Class<? extends EventBuilder> getEventBuilder(String name)

Get an event builder for the specified type name. It first looks up the type name using the properties files loaded from the classpath, then tries to instantiate it as a class.

Parameters:

name - The type name.

Returns:

The event builder.

getEventBuilder

@Nullable
public Class<? extends EventBuilder> getEventBuilder(Class<? extends Event> eventType)