接口的使用
org.apache.pulsar.client.api.Reader

使用Reader的程序包

程序包	说明
org.apache.pulsar.client.api	Pulsar Client API.

org.apache.pulsar.client.api中Reader的使用

返回Reader的org.apache.pulsar.client.api中的方法

修饰符和类型	方法	说明
Reader<T>	ReaderBuilder.create()	Finalize the creation of the Reader instance.

返回变量类型为Reader的类型的org.apache.pulsar.client.api中的方法

修饰符和类型	方法	说明
CompletableFuture<Reader<T>>	ReaderBuilder.createAsync()	Finalize the creation of the Reader instance in asynchronous mode.

参数类型为Reader的org.apache.pulsar.client.api中的方法

修饰符和类型	方法	说明
Message<T>	ReaderInterceptor.beforeRead(Reader<T> reader, Message<T> message)	This is called just before the message is returned by readNext(), ReaderListener.received(Reader, Message) or the CompletableFuture returned by readNextAsync() completes.
default void	ReaderListener.reachedEndOfTopic(Reader<T> reader)	Get the notification when a topic is terminated.
void	ReaderListener.received(Reader<T> reader, Message<T> msg)	This method is called whenever a new message is received.