org.springframework.http.server.ServerHttpAsyncRequestControl Maven / Gradle / Ivy
/*
* Copyright 2002-2014 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.http.server;
/**
* A control that can put the processing of an HTTP request in asynchronous mode during
* which the response remains open until explicitly closed.
*
* @author Rossen Stoyanchev
* @since 4.0
*/
public interface ServerHttpAsyncRequestControl {
/**
* Enable asynchronous processing after which the response remains open until a call
* to {@link #complete()} is made or the server times out the request. Once enabled,
* additional calls to this method are ignored.
*/
void start();
/**
* A variation on {@link #start()} that allows specifying a timeout value to use
* for asynchronous processing. If {@link #complete()} is not called within the
* specified value, the request times out.
*/
void start(long timeout);
/**
* Return whether asynchronous request processing has been started.
*/
boolean isStarted();
/**
* Mark asynchronous request processing as completed.
*/
void complete();
/**
* Return whether asynchronous request processing has been completed.
*/
boolean isCompleted();
}
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