Package jakarta.servlet
Interface ReadListener
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- All Superinterfaces:
java.util.EventListener
public interface ReadListener extends java.util.EventListenerReceives notification of read events when using non-blocking IO.- Since:
- Servlet 3.1
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description voidonAllDataRead()Invoked when the request body has been fully read.voidonDataAvailable()Invoked when data is available to read.voidonError(java.lang.Throwable throwable)Invoked if an error occurs while reading the request body.
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Method Detail
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onDataAvailable
void onDataAvailable() throws java.io.IOExceptionInvoked 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 toServletInputStream.isReady()has returned false and data has subsequently become available to read.- Throws:
java.io.IOException- id an I/O error occurs while processing the event
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onAllDataRead
void onAllDataRead() throws java.io.IOExceptionInvoked when the request body has been fully read.- Throws:
java.io.IOException- id an I/O error occurs while processing the event
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onError
void onError(java.lang.Throwable throwable)
Invoked if an error occurs while reading the request body.- Parameters:
throwable- The exception that occurred
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