ServletRequestListener
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@WebListener
public class ServletRequestListenerDemo implements ServletRequestListener {
@Override
public void requestDestroyed(ServletRequestEvent servletRequestEvent) {
}
@Override
public void requestInitialized(ServletRequestEvent servletRequestEvent) {
}
}
ServletRequestAttributeListener
@WebListener
public class ServletRequestAttributeListenerDemo implements ServletRequestAttributeListener {
@Override
public void attributeAdded(ServletRequestAttributeEvent servletRequestAttributeEvent) {
}
@Override
public void attributeRemoved(ServletRequestAttributeEvent servletRequestAttributeEvent) {
}
@Override
public void attributeReplaced(ServletRequestAttributeEvent servletRequestAttributeEvent) {
}
}AsyncListener
@WebListener
public class AsyncListenerDemo implements AsyncListener {
@Override
public void onComplete(AsyncEvent asyncEvent) throws IOException {
}
@Override
public void onTimeout(AsyncEvent asyncEvent) throws IOException {
}
@Override
public void onError(AsyncEvent asyncEvent) throws IOException {
}
@Override
public void onStartAsync(AsyncEvent asyncEvent) throws IOException {
}
}
