org.tools4j.elara.plugin.api

Interface Plugin<P>

Type Parameters:

P - the plugin state type

All Known Subinterfaces:

SystemPlugin<P>

All Known Implementing Classes:

BasePlugin, BootPlugin, HeartbeatPlugin, MetricsPlugin, ReplicationPlugin, TimerPlugin

public interface Plugin<P>

API implemented by an elara plugin.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static interface	Plugin.Configuration
static interface	Plugin.Dependency<P>
static class	Plugin.NullState

Field Summary

Fields

Modifier and Type	Field and Description
static Plugin.Dependency<?>[]	NO_DEPENDENCIES
static Input[]	NO_INPUTS
static Consumer<Object>	STATE_UNAWARE

Method Summary

Modifier and Type	Method and Description
Plugin.Configuration	configuration(Configuration appConfig, P pluginState)
P	defaultPluginState()
default Plugin.Dependency<?>[]	dependencies()

Field Detail

NO_INPUTS

static final Input[] NO_INPUTS

NO_DEPENDENCIES

static final Plugin.Dependency<?>[] NO_DEPENDENCIES

STATE_UNAWARE

static final Consumer<Object> STATE_UNAWARE

Method Detail

defaultPluginState

P defaultPluginState()

configuration

Plugin.Configuration configuration(Configuration appConfig,
                                   P pluginState)

dependencies

default Plugin.Dependency<?>[] dependencies()