Package javax.servlet
Interface WriteListener
- 
- All Superinterfaces:
- java.util.EventListener
 
 public interface WriteListener extends java.util.EventListenerReceives notification of write events when using non-blocking IO.- Since:
- Servlet 3.1
 
- 
- 
Method SummaryAll Methods Instance Methods Abstract Methods Modifier and Type Method Description voidonError(java.lang.Throwable throwable)Invoked if an error occurs while writing the response.voidonWritePossible()Invoked when it it possible to write data without blocking.
 
- 
- 
- 
Method Detail- 
onWritePossiblevoid onWritePossible() throws java.io.IOExceptionInvoked when it it possible to write data without blocking. The container will invoke this method the first time for a request as soon as data can be written. Subsequent invocations will only occur if a call toServletOutputStream.isReady()has returned false and it has since become possible to write data.- Throws:
- java.io.IOException- if an I/O error occurs while processing this event
 
 - 
onErrorvoid onError(java.lang.Throwable throwable) Invoked if an error occurs while writing the response.- Parameters:
- throwable- The throwable that represents the error that occurred
 
 
- 
 
-