http://micronaut.io: Natively Cloud Native
  • Graeme Rocher 
/*
 * Copyright 2017-2020 original 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 io.micronaut.http.filter;

import io.micronaut.http.HttpRequest;
import io.micronaut.http.HttpResponse;
import org.reactivestreams.Publisher;


A non-blocking and thread-safe filter chain. Consumers should call proceed(HttpRequest<?>) to continue with the request or return an alternative HttpResponse Publisher.




The context instance itself can be passed to other threads as necessary if blocking operations are required to implement the HttpFilter


/**
 * <p>A non-blocking and thread-safe filter chain. Consumers should call {@link #proceed(HttpRequest)} to continue
 * with the request or return an alternative {@link HttpResponse} {@link Publisher}.</p>
 * <p>
 * <p>The context instance itself can be passed to other threads as necessary if blocking operations are required
 * to implement the {@link HttpFilter}</p>
 */
public interface FilterChain {

    
Proceed to the next interceptor or final request invocation.

Params:
  • request – The current request
Returns:A Publisher for the Http response
/**
     * Proceed to the next interceptor or final request invocation.
     *
     * @param request The current request
     * @return A {@link Publisher} for the Http response
     */
    Publisher<? extends HttpResponse<?>> proceed(HttpRequest<?> request);
}