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WebFluxTagsContributor.java
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WebFluxTagsContributor.java
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/*
* Copyright 2012-2022 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.boot.actuate.metrics.web.reactive.server;
import io.micrometer.core.instrument.Tag;
import org.springframework.web.server.ServerWebExchange;
/**
* A contributor of {@link Tag Tags} for WebFlux-based request handling. Typically used by
* a {@link WebFluxTagsProvider} to provide tags in addition to its defaults.
*
* @author Andy Wilkinson
* @since 2.3.0
* @deprecated since 3.0.0 for removal in 3.2.0 in favor of
* {@link org.springframework.http.server.reactive.observation.ServerRequestObservationConvention}
*/
@FunctionalInterface
@Deprecated(since = "3.0.0", forRemoval = true)
public interface WebFluxTagsContributor {
/**
* Provides tags to be associated with metrics for the given {@code exchange}.
* @param exchange the exchange
* @param ex the current exception (may be {@code null})
* @return tags to associate with metrics for the request and response exchange
*/
Iterable<Tag> httpRequestTags(ServerWebExchange exchange, Throwable ex);
}