org.springframework.http.client.ReactorNettyClientResponse Maven / Gradle / Ivy
/*
* Copyright 2002-2023 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.http.client;
import java.io.IOException;
import java.io.InputStream;
import java.time.Duration;
import reactor.netty.Connection;
import reactor.netty.http.client.HttpClientResponse;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatusCode;
import org.springframework.http.support.Netty4HeadersAdapter;
import org.springframework.lang.Nullable;
/**
* {@link ClientHttpResponse} implementation for the Reactor-Netty HTTP client.
*
* @author Arjen Poutsma
* @since 6.1
*/
final class ReactorNettyClientResponse implements ClientHttpResponse {
private final HttpClientResponse response;
private final Connection connection;
private final HttpHeaders headers;
private final Duration readTimeout;
@Nullable
private volatile InputStream body;
public ReactorNettyClientResponse(HttpClientResponse response, Connection connection, Duration readTimeout) {
this.response = response;
this.connection = connection;
this.readTimeout = readTimeout;
this.headers = HttpHeaders.readOnlyHttpHeaders(new Netty4HeadersAdapter(response.responseHeaders()));
}
@Override
public HttpStatusCode getStatusCode() {
return HttpStatusCode.valueOf(this.response.status().code());
}
@Override
public String getStatusText() {
return this.response.status().reasonPhrase();
}
@Override
public HttpHeaders getHeaders() {
return this.headers;
}
@Override
public InputStream getBody() throws IOException {
InputStream body = this.body;
if (body != null) {
return body;
}
body = this.connection.inbound().receive()
.aggregate().asInputStream().block(this.readTimeout);
if (body == null) {
throw new IOException("Could not receive body");
}
this.body = body;
return body;
}
@Override
public void close() {
this.connection.dispose();
}
}