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ReactorNettySender.java
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ReactorNettySender.java
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/**
* Copyright 2018 VMware, Inc.
* <p>
* 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
* <p>
* https://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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.micrometer.core.ipc.http;
import io.netty.handler.codec.http.HttpMethod;
import reactor.core.publisher.Mono;
import reactor.netty.http.client.HttpClient;
import reactor.util.function.Tuple2;
/**
* {@link HttpSender} implementation based on the Reactor Netty {@link HttpClient}.
*
* @author Jon Schneider
* @since 1.1.0
* @deprecated use a different {@link HttpSender} implementation or report your use case for this to the Micrometer project maintainers
*/
@Deprecated
public class ReactorNettySender implements HttpSender {
private final HttpClient httpClient;
public ReactorNettySender(HttpClient httpClient) {
this.httpClient = httpClient;
}
public ReactorNettySender() {
this(HttpClient.create());
}
@Override
public Response send(Request request) {
Tuple2<Integer, String> response = httpClient
.request(toNettyHttpMethod(request.getMethod()))
.uri(request.getUrl().toString())
.send((httpClientRequest, nettyOutbound) -> {
request.getRequestHeaders().forEach(httpClientRequest::addHeader);
return nettyOutbound.sendByteArray(Mono.just(request.getEntity()));
})
.responseSingle((r, body) -> Mono.just(r.status().code()).zipWith(body.asString().defaultIfEmpty("")))
.block();
return new Response(response.getT1(), response.getT2());
}
private HttpMethod toNettyHttpMethod(Method method) {
switch (method) {
case PUT:
return HttpMethod.PUT;
case POST:
return HttpMethod.POST;
case HEAD:
return HttpMethod.HEAD;
case GET:
return HttpMethod.GET;
case DELETE:
return HttpMethod.DELETE;
case OPTIONS:
return HttpMethod.OPTIONS;
default:
throw new UnsupportedOperationException("http method " + method.toString() + " is not supported by the reactor netty client");
}
}
}