001/*
002 * Copyright 2002-2015 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      https://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.springframework.web.context.request.async;
018
019import org.springframework.web.context.request.NativeWebRequest;
020
021/**
022 * Abstract adapter class for the {@link DeferredResultProcessingInterceptor}
023 * interface for simplified implementation of individual methods.
024 *
025 * @author Rossen Stoyanchev
026 * @author Rob Winch
027 * @since 3.2
028 */
029public abstract class DeferredResultProcessingInterceptorAdapter implements DeferredResultProcessingInterceptor {
030
031        /**
032         * This implementation is empty.
033         */
034        @Override
035        public <T> void beforeConcurrentHandling(NativeWebRequest request, DeferredResult<T> deferredResult)
036                        throws Exception {
037        }
038
039        /**
040         * This implementation is empty.
041         */
042        @Override
043        public <T> void preProcess(NativeWebRequest request, DeferredResult<T> deferredResult) throws Exception {
044        }
045
046        /**
047         * This implementation is empty.
048         */
049        @Override
050        public <T> void postProcess(NativeWebRequest request, DeferredResult<T> deferredResult,
051                        Object concurrentResult) throws Exception {
052        }
053
054        /**
055         * This implementation returns {@code true} by default allowing other interceptors
056         * to be given a chance to handle the timeout.
057         */
058        @Override
059        public <T> boolean handleTimeout(NativeWebRequest request, DeferredResult<T> deferredResult) throws Exception {
060                return true;
061        }
062
063        /**
064         * This implementation is empty.
065         */
066        @Override
067        public <T> void afterCompletion(NativeWebRequest request, DeferredResult<T> deferredResult) throws Exception {
068        }
069
070}