org.polkadot.types.type

Class Event

java.lang.Object

java.util.AbstractMap<K,V>

java.util.HashMap<K,V>

java.util.LinkedHashMap<java.lang.String,Codec>

org.polkadot.types.codec.Struct

org.polkadot.types.type.Event

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.util.Map<java.lang.String,Codec>, Codec

public class Event
extends Struct

A representation of a system event. These are generated via the Metadata interfaces and specific to a specific Substrate runtime

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Event.EventData Wrapper for the actual data that forms part of an Event
static class	Event.EventIndex This follows the same approach as in Method, we have the [sectionIndex, methodIndex] pairing that indicates the actual event fired

Nested classes/interfaces inherited from class java.util.AbstractMap

java.util.AbstractMap.SimpleEntry<K,V>, java.util.AbstractMap.SimpleImmutableEntry<K,V>

Field Summary

Fields

Modifier and Type	Field and Description
static java.util.Map<java.lang.String,Types.ConstructorCodec<Event.EventData>>	EventTypes

Constructor Summary

Constructors

Constructor and Description
Event(byte[] value)

Method Summary

Modifier and Type	Method and Description
static java.lang.Object[]	decodeEvent(byte[] value)
Event.EventData	getData() The wrapped EventData
Event.EventIndex	getIndex() The EventIndex, identifying the raw event
Events.EventMetadata	getMeta() The EventMetadata with the documentation
java.lang.String	getMethod() The method string identifying the event
java.lang.String	getSection() The section string identifying the event
java.util.List<CreateType.TypeDef>	getTypeDef() The TypeDef for the event
static void	injectMetadata(MetadataV0 metadata)

Methods inherited from class org.polkadot.types.codec.Struct

builder, eq, getEncodedLength, getField, isEmpty, toArray, toHex, toJson, toString, toU8a, with

Methods inherited from class java.util.LinkedHashMap

clear, containsValue, entrySet, forEach, get, getOrDefault, keySet, removeEldestEntry, replaceAll, values

Methods inherited from class java.util.HashMap

clone, compute, computeIfAbsent, computeIfPresent, containsKey, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, size

Methods inherited from class java.util.AbstractMap

equals, hashCode

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.polkadot.types.Codec

getConstructorCodec, toU8a

Methods inherited from interface java.util.Map

compute, computeIfAbsent, computeIfPresent, containsKey, equals, hashCode, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, size

Field Detail

EventTypes

public static final java.util.Map<java.lang.String,Types.ConstructorCodec<Event.EventData>> EventTypes

Constructor Detail

Event

public Event(byte[] value)

Method Detail

decodeEvent

public static java.lang.Object[] decodeEvent(byte[] value)

injectMetadata

public static void injectMetadata(MetadataV0 metadata)

getData

public Event.EventData getData()

The wrapped EventData

getIndex

public Event.EventIndex getIndex()

The EventIndex, identifying the raw event

getMeta

public Events.EventMetadata getMeta()

The EventMetadata with the documentation

getMethod

public java.lang.String getMethod()

The method string identifying the event

getSection

public java.lang.String getSection()

The section string identifying the event

getTypeDef

public java.util.List<CreateType.TypeDef> getTypeDef()

The TypeDef for the event