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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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
*
* http://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.apache.coyote;
/**
* Provides a mechanism for the Coyote connectors to communicate with the {@link jakarta.servlet.AsyncContext}. It is
* implemented in this manner so that the org.apache.coyote package does not have a dependency on the
* org.apache.catalina package.
*/
public interface AsyncContextCallback {
void fireOnComplete();
/**
* Reports if the web application associated with this async request is available.
*
* @return {@code true} if the associated web application is available, otherwise {@code false}
*/
boolean isAvailable();
/**
* Used to notify the Context that async processing has started. Specifically, for the counting of in-progress async
* requests to work correctly, this must be called exactly once every time the {@link AsyncStateMachine} transitions
* from DISPATCHED to any other state.
*/
void incrementInProgressAsyncCount();
/**
* Used to notify the Context that async processing has ended. Specifically, for the counting of in-progress async
* requests to work correctly, this must be called exactly once every time the {@link AsyncStateMachine} transitions
* to DISPATCHED from any other state.
*/
void decrementInProgressAsyncCount();
}
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