org.fisco.bcos.sdk.v3.eventsub

接口 EventSubscribe

所有已知实现类:

EventSubscribeImp

public interface EventSubscribe

Event subscribe interface.

方法概要

限定符和类型	方法和说明
static EventSubscribe	build(Client client) Create Event subscribe instance
static EventSubscribe	build(java.lang.String group, ConfigOption configOption) Create Event subscribe instance
void	destroy()
java.util.Set<java.lang.String>	getAllSubscribedEvents() get all events subscribed by clients
void	start() Start
void	stop() Stop
java.lang.String	subscribeEvent(java.math.BigInteger fromBlk, java.math.BigInteger toBlk, EventLogAddrAndTopics eventLogAddrAndTopics, EventSubCallback callback) Subscribe event
java.lang.String	subscribeEvent(java.math.BigInteger fromBlk, java.math.BigInteger toBlk, java.util.List<EventLogAddrAndTopics> eventLogAddrAndTopics, EventSubCallback callback) Subscribe event
java.lang.String	subscribeEvent(EventSubParams params, EventSubCallback callback) Subscribe event
void	unsubscribeEvent(java.lang.String eventSubId) Unsubscribe events

方法详细资料

build

static EventSubscribe build(java.lang.String group,
                            ConfigOption configOption)
                     throws org.fisco.bcos.sdk.jni.common.JniException

Create Event subscribe instance

参数:

group - group

configOption - configOption

返回:

EventSubscribe Object

抛出:

org.fisco.bcos.sdk.jni.common.JniException - throw when build event service error

build

static EventSubscribe build(Client client)
                     throws org.fisco.bcos.sdk.jni.common.JniException

Create Event subscribe instance

参数:

client - Client

返回:

EventSubscribe Object

抛出:

org.fisco.bcos.sdk.jni.common.JniException - throw when build event service error

subscribeEvent

java.lang.String subscribeEvent(java.math.BigInteger fromBlk,
                                java.math.BigInteger toBlk,
                                EventLogAddrAndTopics eventLogAddrAndTopics,
                                EventSubCallback callback)

Subscribe event

参数:

eventLogAddrAndTopics - the OneContractEventSubParams instance

callback - the EventCallback instance

返回:

registerId of event

subscribeEvent

java.lang.String subscribeEvent(java.math.BigInteger fromBlk,
                                java.math.BigInteger toBlk,
                                java.util.List<EventLogAddrAndTopics> eventLogAddrAndTopics,
                                EventSubCallback callback)

Subscribe event

参数:

fromBlk - block number from

toBlk - block number to

eventLogAddrAndTopics - event

callback - callback when get events

返回:

event

subscribeEvent

java.lang.String subscribeEvent(EventSubParams params,
                                EventSubCallback callback)

Subscribe event

参数:

params - the EventLogParams instance

callback - the EventCallback instance

返回:

registerId of event

unsubscribeEvent

void unsubscribeEvent(java.lang.String eventSubId)

Unsubscribe events

参数:

eventSubId - the ID of event subscribe task

getAllSubscribedEvents

java.util.Set<java.lang.String> getAllSubscribedEvents()

get all events subscribed by clients

返回:

event set

start

void start()

Start

stop

void stop()

Stop

destroy

void destroy()