Class IntrospectionImpl

java.lang.Object

io.github.kaktushose.jdac.introspection.internal.IntrospectionImpl

All Implemented Interfaces:

Introspection

@Internal
public final class IntrospectionImpl
extends Object
implements Introspection

Field Summary

Fields

Modifier and Type	Field	Description
static final ScopedValue<IntrospectionImpl>	INTROSPECTION

Constructor Summary

Constructors

Constructor	Description
IntrospectionImpl(Lifecycle lifecycle, Resolver resolver, Stage stage)

Method Summary

Modifier and Type	Method	Description
IntrospectionImpl	createSub(Properties properties, Stage stage)
Stage	currentStage()	Returns the current Stage of this introspection instance.
<T> T	get(Property<T> type)	Gets the value of a property.
void	publish(FrameworkEvent event)
<T extends FrameworkEvent> Subscription	subscribe(Class<T> event, Subscriber<T> subscriber)	Subscribes to specific FrameworkEvent allowing you to execute custom logic at multiple points during runtime.

Methods inherited from class Object

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

Field Details

INTROSPECTION

public static final ScopedValue<IntrospectionImpl> INTROSPECTION

Constructor Details

IntrospectionImpl

public IntrospectionImpl(Lifecycle lifecycle,
 Resolver resolver,
 Stage stage)

Method Details

currentStage

public Stage currentStage()

Description copied from interface: Introspection

Returns the current Stage of this introspection instance. To know which properties are available take a look at the docs of Stage and Property.

Specified by:

currentStage in interface Introspection

Returns:

the current Stage

get

public <T> T get(Property<T> type)

Description copied from interface: Introspection

Gets the value of a property. At that point practically all properties should be resolved and caches, you can expect nearly instant access time.

To exactly know what this does take a look at PropertyProvider and PropertyProvider.Context.get(Property).

Specified by:

get in interface Introspection

Parameters:

type - the requested Property

Returns:

the property's value

subscribe

public <T extends FrameworkEvent> Subscription subscribe(Class<T> event,
 Subscriber<T> subscriber)

Description copied from interface: Introspection

Subscribes to specific FrameworkEvent allowing you to execute custom logic at multiple points during runtime.

Specified by:

subscribe in interface Introspection

Parameters:

event - the concrete class of FrameworkEvent, e.g. RuntimeCloseEvent.class

subscriber - the Subscriber holding the logic to be executed

Returns:

the Subscription instance as a unique reference to your subscription, allowing you to later cancel it.

publish

public void publish(FrameworkEvent event)

createSub

public IntrospectionImpl createSub(Properties properties,
 Stage stage)