java.lang.Object
- java.lang.Thread
- - com.alibaba.nacos.common.notify.DefaultPublisher

所有已实现的接口:

Closeable, EventPublisher, java.lang.Runnable

直接已知子类:

DefaultSharePublisher
```
public class DefaultPublisher
extends java.lang.Thread
implements EventPublisher
```
The default event publisher implementation.
Internally, use as a message staging queue.

作者:

liaochuntao, zongtanghu

嵌套类概要
- 从类继承的嵌套类/接口 java.lang.Thread
  java.lang.Thread.State, java.lang.Thread.UncaughtExceptionHandler

字段概要

字段
修饰符和类型	字段	说明
`private java.lang.Class<? extends Event>`	`eventType`
`private boolean`	`initialized`
`protected java.lang.Long`	`lastEventSequence`
`protected static org.slf4j.Logger`	`LOGGER`
`private java.util.concurrent.BlockingQueue<Event>`	`queue`
`private int`	`queueMaxSize`
`private boolean`	`shutdown`
`protected ConcurrentHashSet<Subscriber>`	`subscribers`
`private static java.util.concurrent.atomic.AtomicReferenceFieldUpdater<DefaultPublisher,java.lang.Long>`	`UPDATER`

从类继承的字段 java.lang.Thread
MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

构造器概要

构造器
构造器说明

DefaultPublisher()

方法概要

所有方法实例方法具体方法
修饰符和类型	方法	说明
`void`	`addSubscriber(Subscriber subscriber)`	Add listener.
`(专用程序包) void`	`checkIsStart()`
`long`	`currentEventSize()`	The number of currently staged events.
`ConcurrentHashSet<Subscriber>`	`getSubscribers()`
`private boolean`	`hasSubscriber()`
`void`	`init(java.lang.Class<? extends Event> type, int bufferSize)`	Initializes the event publisher.
`boolean`	`isInitialized()`
`void`	`notifySubscriber(Subscriber subscriber, Event event)`	Notify listener.
`(专用程序包) void`	`openEventHandler()`
`boolean`	`publish(Event event)`	publish event.
`(专用程序包) void`	`receiveEvent(Event event)`	Receive and notifySubscriber to process the event.
`void`	`removeSubscriber(Subscriber subscriber)`	Remove listener.
`void`	`run()`
`void`	`shutdown()`	Shutdown the Resources, such as Thread Pool.
`void`	`start()`

从类继承的方法 java.lang.Thread
activeCount, checkAccess, clone, countStackFrames, currentThread, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, onSpinWait, resume, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, stop, suspend, toString, yield

从类继承的方法 java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- 字段详细资料
  - LOGGER
```
protected static final org.slf4j.Logger LOGGER
```
  - initialized
```
private volatile boolean initialized
```
  - shutdown
```
private volatile boolean shutdown
```
  - eventType
```
private java.lang.Class<? extends Event> eventType
```
  - subscribers
```
protected final ConcurrentHashSet<Subscriber> subscribers
```
  - queueMaxSize
```
private int queueMaxSize
```
  - queue
```
private java.util.concurrent.BlockingQueue<Event> queue
```
  - lastEventSequence
```
protected volatile java.lang.Long lastEventSequence
```
  - UPDATER
```
private static final java.util.concurrent.atomic.AtomicReferenceFieldUpdater<DefaultPublisher,java.lang.Long> UPDATER
```
- 构造器详细资料
  - DefaultPublisher
```
public DefaultPublisher()
```
- 方法详细资料
  - init
```
public void init(java.lang.Class<? extends Event> type,
                 int bufferSize)
```
    从接口复制的说明: EventPublisher
    
    Initializes the event publisher.
    
    指定者:
    
    init 在接口中 EventPublisher
    
    参数:
    
    type - >
    
    bufferSize - Message staging queue size
  - getSubscribers
```
public ConcurrentHashSet<Subscriber> getSubscribers()
```
  - start
```
public void start()
```
    覆盖:
    
    start 在类中 java.lang.Thread
  - currentEventSize
```
public long currentEventSize()
```
    从接口复制的说明: EventPublisher
    
    The number of currently staged events.
    
    指定者:
    
    currentEventSize 在接口中 EventPublisher
    
    返回:
    
    event size
  - run
```
public void run()
```
    指定者:
    
    run 在接口中 java.lang.Runnable
    
    覆盖:
    
    run 在类中 java.lang.Thread
  - openEventHandler
```
void openEventHandler()
```
  - hasSubscriber
```
private boolean hasSubscriber()
```
  - addSubscriber
```
public void addSubscriber(Subscriber subscriber)
```
    从接口复制的说明: EventPublisher
    
    Add listener.
    
    指定者:
    
    addSubscriber 在接口中 EventPublisher
    
    参数:
    
    subscriber - Subscriber
  - removeSubscriber
```
public void removeSubscriber(Subscriber subscriber)
```
    从接口复制的说明: EventPublisher
    
    Remove listener.
    
    指定者:
    
    removeSubscriber 在接口中 EventPublisher
    
    参数:
    
    subscriber - Subscriber
  - publish
```
public boolean publish(Event event)
```
    从接口复制的说明: EventPublisher
    
    publish event.
    
    指定者:
    
    publish 在接口中 EventPublisher
    
    参数:
    
    event - Event
    
    返回:
    
    publish event is success
  - checkIsStart
```
void checkIsStart()
```
  - shutdown
```
public void shutdown()
```
    从接口复制的说明: Closeable
    
    Shutdown the Resources, such as Thread Pool.
    
    指定者:
    
    shutdown 在接口中 Closeable
  - isInitialized
```
public boolean isInitialized()
```
  - receiveEvent
```
void receiveEvent(Event event)
```
    Receive and notifySubscriber to process the event.
    
    参数:
    
    event - Event.
  - notifySubscriber
```
public void notifySubscriber(Subscriber subscriber,
                             Event event)
```
    从接口复制的说明: EventPublisher
    
    Notify listener.
    
    指定者:
    
    notifySubscriber 在接口中 EventPublisher
    
    参数:
    
    subscriber - Subscriber
    
    event - Event

类 DefaultPublisher

嵌套类概要

从类继承的嵌套类/接口 java.lang.Thread

字段概要

从类继承的字段 java.lang.Thread

构造器概要

方法概要

从类继承的方法 java.lang.Thread

从类继承的方法 java.lang.Object

字段详细资料

LOGGER

initialized

shutdown

eventType

subscribers

queueMaxSize

queue

lastEventSequence

UPDATER

构造器详细资料

DefaultPublisher

方法详细资料

init

getSubscribers

start

currentEventSize

run

openEventHandler

hasSubscriber

addSubscriber

removeSubscriber

publish

checkIsStart

shutdown

isInitialized

receiveEvent

notifySubscriber