/*
* Copyright 2002-2016 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
*
* http://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.server.reactive;
import java.net.URI;
import java.net.URISyntaxException;
import io.netty.handler.codec.http.cookie.Cookie;
import reactor.core.publisher.Flux;
import reactor.io.netty.http.HttpChannel;
import org.springframework.core.io.buffer.DataBuffer;
import org.springframework.core.io.buffer.NettyDataBufferFactory;
import org.springframework.http.HttpCookie;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.util.Assert;
import org.springframework.util.LinkedMultiValueMap;
import org.springframework.util.MultiValueMap;
/**
* Adapt {@link ServerHttpRequest} to the Reactor Net {@link HttpChannel}.
*
* @author Stephane Maldini
*/
public class ReactorServerHttpRequest extends AbstractServerHttpRequest {
private final HttpChannel channel;
private final NettyDataBufferFactory dataBufferFactory;
public ReactorServerHttpRequest(HttpChannel request,
NettyDataBufferFactory dataBufferFactory) {
Assert.notNull("'request' must not be null");
Assert.notNull(dataBufferFactory, "'dataBufferFactory' must not be null");
this.channel = request;
this.dataBufferFactory = dataBufferFactory;
}
public HttpChannel getReactorChannel() {
return this.channel;
}
@Override
public HttpMethod getMethod() {
return HttpMethod.valueOf(this.channel.method().name());
}
@Override
protected URI initUri() throws URISyntaxException {
return new URI(this.channel.uri());
}
@Override
protected HttpHeaders initHeaders() {
HttpHeaders headers = new HttpHeaders();
for (String name : this.channel.headers().names()) {
headers.put(name, this.channel.headers().getAll(name));
}
return headers;
}
@Override
protected MultiValueMap<String, HttpCookie> initCookies() {
MultiValueMap<String, HttpCookie> cookies = new LinkedMultiValueMap<>();
for (CharSequence name : this.channel.cookies().keySet()) {
for (Cookie cookie : this.channel.cookies().get(name)) {
HttpCookie httpCookie = new HttpCookie(name.toString(), cookie.value());
cookies.add(name.toString(), httpCookie);
}
}
return cookies;
}
@Override
public Flux<DataBuffer> getBody() {
return this.channel.receive().retain().map(this.dataBufferFactory::wrap);
}
}