本文整理匯總了Java中javax.servlet.http.HttpServletRequest.getAsyncContext方法的典型用法代碼示例。如果您正苦於以下問題：Java HttpServletRequest.getAsyncContext方法的具體用法？Java HttpServletRequest.getAsyncContext怎麽用？Java HttpServletRequest.getAsyncContext使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類javax.servlet.http.HttpServletRequest的用法示例。
在下文中一共展示了HttpServletRequest.getAsyncContext方法的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: doGet
import javax.servlet.http.HttpServletRequest; //導入方法依賴的package包/類
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
TestAsyncContextImpl.track("AsyncErrorPageGet-");
final AsyncContext ctxt = req.getAsyncContext();
switch(mode) {
case COMPLETE:
TestAsyncContextImpl.track("Complete-");
ctxt.complete();
break;
case DISPATCH:
TestAsyncContextImpl.track("Dispatch-");
ctxt.dispatch("/error/nonasync");
break;
case NO_COMPLETE:
TestAsyncContextImpl.track("NoOp-");
break;
default:
// Impossible
break;
}
}
示例2: onProxyResponseFailure
import javax.servlet.http.HttpServletRequest; //導入方法依賴的package包/類
@Override
protected void onProxyResponseFailure(final HttpServletRequest clientRequest, final HttpServletResponse proxyResponse,
final Response serverResponse, final Throwable failure) {
_log.warn(failure.toString());
if (proxyResponse.isCommitted()) {
// Parent behavior
super.onProxyResponseFailure(clientRequest, proxyResponse, serverResponse, failure);
} else {
proxyResponse.resetBuffer();
if (failure instanceof TimeoutException) {
proxyResponse.setStatus(HttpServletResponse.SC_GATEWAY_TIMEOUT);
} else {
// Unavailable business server as JSON response
proxyResponse.setStatus(HttpServletResponse.SC_SERVICE_UNAVAILABLE);
proxyResponse.setContentType("application/json");
try {
proxyResponse.getOutputStream().write("{\"code\":\"business-down\"}".getBytes(StandardCharsets.UTF_8));
} catch (final IOException ioe) {
_log.warn("Broken proxy stream", ioe);
}
}
proxyResponse.setHeader(HttpHeader.CONNECTION.asString(), HttpHeaderValue.CLOSE.asString());
final AsyncContext asyncContext = clientRequest.getAsyncContext();
asyncContext.complete();
}
}