Package jakarta.servlet

Interface ReadListener

All Superinterfaces:

EventListener

public interface ReadListener
extends EventListener

Receives notification of read events when using non-blocking IO.

Since:

Servlet 3.1

Method Summary

Modifier and Type	Method	Description
void	onAllDataRead()	Invoked when the request body has been fully read.
void	onDataAvailable()	Invoked when data is available to read.
void	onError(Throwable throwable)	Invoked if an error occurs while reading the request body.

Method Details

onDataAvailable

void onDataAvailable()
              throws IOException

Invoked when data is available to read. The container will invoke this method the first time for a request as soon as there is data to read. Subsequent invocations will only occur if a call to ServletInputStream.isReady() has returned false and data has subsequently become available to read.

Throws:

IOException - id an I/O error occurs while processing the event

onAllDataRead

void onAllDataRead()
            throws IOException

Invoked when the request body has been fully read.

Throws:

IOException - id an I/O error occurs while processing the event

onError

void onError(Throwable throwable)

Invoked if an error occurs while reading the request body.

Parameters:

throwable - The exception that occurred