Add cookies to ClientHttpRequest/Response

spring-web-reactive/src/main/java/org/springframework/http/ResponseCookie.java

@@ -150,6 +150,12 @@ public final class ResponseCookie extends HttpCookie {
 				return this;
 			}
 
+			@Override
+			public ResponseCookieBuilder maxAge(long maxAgeSeconds) {
+				this.maxAge = maxAgeSeconds >= 0 ? Duration.ofSeconds(maxAgeSeconds) : Duration.ofSeconds(-1);
+				return this;
+			}
+
 			@Override
 			public ResponseCookieBuilder domain(String domain) {
 				this.domain = domain;
@@ -163,14 +169,14 @@ public final class ResponseCookie extends HttpCookie {
 			}
 
 			@Override
-			public ResponseCookieBuilder secure() {
-				this.secure = true;
+			public ResponseCookieBuilder secure(boolean secure) {
+				this.secure = secure;
 				return this;
 			}
 
 			@Override
-			public ResponseCookieBuilder httpOnly() {
-				this.httpOnly = true;
+			public ResponseCookieBuilder httpOnly(boolean httpOnly) {
+				this.httpOnly = httpOnly;
 				return this;
 			}
 
@@ -197,6 +203,11 @@ public final class ResponseCookie extends HttpCookie {
 		 */
 		ResponseCookieBuilder maxAge(Duration maxAge);
 
+		/**
+		 * Set the cookie "Max-Age" attribute in seconds.
+		 */
+		ResponseCookieBuilder maxAge(long maxAgeSeconds);
+
 		/**
 		 * Set the cookie "Path" attribute.
 		 */
@@ -210,13 +221,13 @@ public final class ResponseCookie extends HttpCookie {
 		/**
 		 * Add the "Secure" attribute to the cookie.
 		 */
-		ResponseCookieBuilder secure();
+		ResponseCookieBuilder secure(boolean secure);
 
 		/**
 		 * Add the "HttpOnly" attribute to the cookie.
 		 * @see <a href="http://www.owasp.org/index.php/HTTPOnly">http://www.owasp.org/index.php/HTTPOnly</a>
 		 */
-		ResponseCookieBuilder httpOnly();
+		ResponseCookieBuilder httpOnly(boolean httpOnly);
 
 		/**
 		 * Create the HttpCookie.

spring-web-reactive/src/main/java/org/springframework/http/client/reactive/AbstractClientHttpRequest.java

@@ -23,8 +23,12 @@ import java.util.function.Supplier;
 
 import reactor.core.publisher.Mono;
 
+import org.springframework.http.HttpCookie;
 import org.springframework.http.HttpHeaders;
 import org.springframework.util.Assert;
+import org.springframework.util.CollectionUtils;
+import org.springframework.util.LinkedMultiValueMap;
+import org.springframework.util.MultiValueMap;
 
 /**
  * Base class for {@link ClientHttpRequest} implementations.
@@ -36,6 +40,8 @@ public abstract class AbstractClientHttpRequest implements ClientHttpRequest {
 
 	private final HttpHeaders headers;
 
+	private final MultiValueMap<String, HttpCookie> cookies;
+
 	private AtomicReference<State> state = new AtomicReference<>(State.NEW);
 
 	private final List<Supplier<? extends Mono<Void>>> beforeCommitActions = new ArrayList<>(4);
@@ -47,6 +53,7 @@ public abstract class AbstractClientHttpRequest implements ClientHttpRequest {
 		else {
 			this.headers = httpHeaders;
 		}
+		this.cookies = new LinkedMultiValueMap<>();
 	}
 
 	@Override
@@ -57,6 +64,14 @@ public abstract class AbstractClientHttpRequest implements ClientHttpRequest {
 		return this.headers;
 	}
 
+	@Override
+	public MultiValueMap<String, HttpCookie> getCookies() {
+		if (State.COMITTED.equals(this.state.get())) {
+			return CollectionUtils.unmodifiableMultiValueMap(this.cookies);
+		}
+		return this.cookies;
+	}
+
 	protected Mono<Void> applyBeforeCommit() {
 		Mono<Void> mono = Mono.empty();
 		if (this.state.compareAndSet(State.NEW, State.COMMITTING)) {

spring-web-reactive/src/main/java/org/springframework/http/client/reactive/ClientHttpRequest.java

@@ -20,8 +20,10 @@ import java.net.URI;
 
 import reactor.core.publisher.Mono;
 
+import org.springframework.http.HttpCookie;
 import org.springframework.http.HttpMethod;
 import org.springframework.http.ReactiveHttpOutputMessage;
+import org.springframework.util.MultiValueMap;
 
 /**
  * Represents a reactive client-side HTTP request.
@@ -41,6 +43,11 @@ public interface ClientHttpRequest extends ReactiveHttpOutputMessage {
 	 */
 	URI getURI();
 
+	/**
+	 * Return a mutable map of request cookies to send to the server.
+	 */
+	MultiValueMap<String, HttpCookie> getCookies();
+
 	/**
 	 * Execute this request, resulting in a reactive stream of a single
 	 * {@link org.springframework.http.client.ClientHttpResponse}.

spring-web-reactive/src/main/java/org/springframework/http/client/reactive/ClientHttpResponse.java

@@ -18,6 +18,8 @@ package org.springframework.http.client.reactive;
 
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ReactiveHttpInputMessage;
+import org.springframework.http.ResponseCookie;
+import org.springframework.util.MultiValueMap;
 
 /**
  * Represents a reactive client-side HTTP response.
@@ -31,4 +33,9 @@ public interface ClientHttpResponse extends ReactiveHttpInputMessage {
 	 */
 	HttpStatus getStatusCode();
 
+	/**
+	 * Return a read-only map of response cookies received from the server.
+	 */
+	MultiValueMap<String, ResponseCookie> getCookies();
+
 }

spring-web-reactive/src/main/java/org/springframework/http/client/reactive/ReactorClientHttpRequest.java

@@ -17,16 +17,19 @@
 package org.springframework.http.client.reactive;
 
 import java.net.URI;
+import java.util.Collection;
 
 import org.reactivestreams.Publisher;
 import reactor.core.publisher.Flux;
 import reactor.core.publisher.Mono;
 import reactor.io.buffer.Buffer;
 import reactor.io.netty.http.HttpClient;
+import reactor.io.netty.http.model.Cookie;
 import reactor.io.netty.http.model.Method;
 
 import org.springframework.core.io.buffer.DataBuffer;
 import org.springframework.core.io.buffer.DataBufferAllocator;
+import org.springframework.http.HttpCookie;
 import org.springframework.http.HttpHeaders;
 import org.springframework.http.HttpMethod;
 
@@ -96,13 +99,13 @@ public class ReactorClientHttpRequest extends AbstractClientHttpRequest {
 						channel.headers().removeTransferEncodingChunked();
 					}
 					return applyBeforeCommit()
-							.after(() ->
-									{
-										getHeaders().entrySet().stream()
-												.forEach(e -> channel.headers().set(e.getKey(), e.getValue()));
-										return Mono.empty();
-									}
-							)
+							.after(() -> {
+								getHeaders().entrySet().stream().forEach(e ->
+										channel.headers().set(e.getKey(), e.getValue()));
+								getCookies().values().stream().flatMap(Collection::stream).forEach(cookie ->
+										channel.addCookie(cookie.getName(), new ReactorCookie(cookie)));
+								return Mono.empty();
+							})
 							.after(() -> {
 								if (body != null) {
 									return channel.writeBufferWith(body);
@@ -115,5 +118,29 @@ public class ReactorClientHttpRequest extends AbstractClientHttpRequest {
 				.map(httpChannel -> new ReactorClientHttpResponse(httpChannel, allocator));
 	}
 
+
+	/**
+	 * At present Reactor does not provide a {@link Cookie} implementation.
+	 */
+	private final static class ReactorCookie extends Cookie {
+
+		private final HttpCookie httpCookie;
+
+
+		public ReactorCookie(HttpCookie httpCookie) {
+			this.httpCookie = httpCookie;
+		}
+
+		@Override
+		public String name() {
+			return this.httpCookie.getName();
+		}
+
+		@Override
+		public String value() {
+			return this.httpCookie.getValue();
+		}
+	}
+
 }
 

spring-web-reactive/src/main/java/org/springframework/http/client/reactive/ReactorClientHttpResponse.java

@@ -17,6 +17,7 @@
 package org.springframework.http.client.reactive;
 
 import java.nio.ByteBuffer;
+import java.util.Collection;
 
 import reactor.core.publisher.Flux;
 import reactor.io.buffer.Buffer;
@@ -26,6 +27,10 @@ import org.springframework.core.io.buffer.DataBuffer;
 import org.springframework.core.io.buffer.DataBufferAllocator;
 import org.springframework.http.HttpHeaders;
 import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseCookie;
+import org.springframework.util.CollectionUtils;
+import org.springframework.util.LinkedMultiValueMap;
+import org.springframework.util.MultiValueMap;
 
 /**
  * {@link ClientHttpResponse} implementation for the Reactor Net HTTP client
@@ -62,10 +67,27 @@ public class ReactorClientHttpResponse implements ClientHttpResponse {
 		return HttpStatus.valueOf(this.channel.responseStatus().getCode());
 	}
 
+	@Override
+	public MultiValueMap<String, ResponseCookie> getCookies() {
+		MultiValueMap<String, ResponseCookie> result = new LinkedMultiValueMap<>();
+		this.channel.cookies().values().stream().flatMap(Collection::stream)
+				.forEach(cookie -> {
+					ResponseCookie responseCookie = ResponseCookie.from(cookie.name(), cookie.value())
+							.domain(cookie.domain())
+							.path(cookie.path())
+							.maxAge(cookie.maxAge())
+							.secure(cookie.secure())
+							.httpOnly(cookie.httpOnly())
+							.build();
+					result.add(cookie.name(), responseCookie);
+				});
+		return CollectionUtils.unmodifiableMultiValueMap(result);
+	}
+
 	@Override
 	public String toString() {
 		return "ReactorClientHttpResponse{" +
-				"request=" + this.channel.method() + " " + this.channel.uri().toString() + "," +
+				"request=" + this.channel.method() + " " + this.channel.uri() + "," +
 				"status=" + getStatusCode() +
 				'}';
 	}

spring-web-reactive/src/main/java/org/springframework/http/client/reactive/RxNettyClientHttpRequest.java

@@ -17,10 +17,12 @@
 package org.springframework.http.client.reactive;
 
 import java.net.URI;
+import java.util.Collection;
 import java.util.List;
 import java.util.Map;
 
 import io.netty.buffer.ByteBuf;
+import io.netty.handler.codec.http.cookie.DefaultCookie;
 import io.reactivex.netty.protocol.http.client.HttpClient;
 import io.reactivex.netty.protocol.http.client.HttpClientRequest;
 import org.reactivestreams.Publisher;
@@ -31,6 +33,7 @@ import rx.Observable;
 
 import org.springframework.core.io.buffer.DataBuffer;
 import org.springframework.core.io.buffer.NettyDataBufferAllocator;
+import org.springframework.http.HttpCookie;
 import org.springframework.http.HttpHeaders;
 import org.springframework.http.HttpMethod;
 
@@ -102,6 +105,11 @@ public class RxNettyClientHttpRequest extends AbstractClientHttpRequest {
 								req = req.addHeader(entry.getKey(), value);
 							}
 						}
+						for (Map.Entry<String, List<HttpCookie>> entry : getCookies().entrySet()) {
+							for (HttpCookie cookie : entry.getValue()) {
+								req.addCookie(new DefaultCookie(cookie.getName(), cookie.getValue()));
+							}
+						}
 						return req;
 					})
 					.map(req -> {

spring-web-reactive/src/main/java/org/springframework/http/client/reactive/RxNettyClientHttpResponse.java

@@ -16,6 +16,8 @@
 
 package org.springframework.http.client.reactive;
 
+import java.util.Collection;
+
 import io.netty.buffer.ByteBuf;
 import io.reactivex.netty.protocol.http.client.HttpClientResponse;
 import reactor.core.converter.RxJava1ObservableConverter;
@@ -25,7 +27,11 @@ import org.springframework.core.io.buffer.DataBuffer;
 import org.springframework.core.io.buffer.NettyDataBufferAllocator;
 import org.springframework.http.HttpHeaders;
 import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseCookie;
 import org.springframework.util.Assert;
+import org.springframework.util.CollectionUtils;
+import org.springframework.util.LinkedMultiValueMap;
+import org.springframework.util.MultiValueMap;
 
 /**
  * {@link ClientHttpResponse} implementation for the RxNetty HTTP client
@@ -38,8 +44,11 @@ public class RxNettyClientHttpResponse implements ClientHttpResponse {
 
 	private final HttpHeaders headers;
 
+	private final MultiValueMap<String, ResponseCookie> cookies;
+
 	private final NettyDataBufferAllocator allocator;
 
+
 	public RxNettyClientHttpResponse(HttpClientResponse<ByteBuf> response,
 			NettyDataBufferAllocator allocator) {
 		Assert.notNull("'request', request must not be null");
@@ -48,8 +57,26 @@ public class RxNettyClientHttpResponse implements ClientHttpResponse {
 		this.response = response;
 		this.headers = new HttpHeaders();
 		this.response.headerIterator().forEachRemaining(e -> this.headers.set(e.getKey(), e.getValue()));
+		this.cookies = initCookies(response);
+	}
+
+	private static MultiValueMap<String, ResponseCookie> initCookies(HttpClientResponse<ByteBuf> response) {
+		MultiValueMap<String, ResponseCookie> result = new LinkedMultiValueMap<>();
+		response.getCookies().values().stream().flatMap(Collection::stream)
+				.forEach(cookie -> {
+					ResponseCookie responseCookie = ResponseCookie.from(cookie.name(), cookie.value())
+							.domain(cookie.domain())
+							.path(cookie.path())
+							.maxAge(cookie.maxAge())
+							.secure(cookie.isSecure())
+							.httpOnly(cookie.isHttpOnly())
+							.build();
+					result.add(cookie.name(), responseCookie);
+				});
+		return CollectionUtils.unmodifiableMultiValueMap(result);
 	}
 
+
 	@Override
 	public HttpStatus getStatusCode() {
 		return HttpStatus.valueOf(this.response.getStatus().code());
@@ -64,4 +91,10 @@ public class RxNettyClientHttpResponse implements ClientHttpResponse {
 	public HttpHeaders getHeaders() {
 		return this.headers;
 	}
+
+	@Override
+	public MultiValueMap<String, ResponseCookie> getCookies() {
+		return this.cookies;
+	}
+
 }

spring-web-reactive/src/main/java/org/springframework/http/server/reactive/ServerHttpResponse.java

@@ -37,7 +37,7 @@ public interface ServerHttpResponse extends ReactiveHttpOutputMessage {
 	void setStatusCode(HttpStatus status);
 
 	/**
-	 * Return a mutable map with cookies to be sent to the client.
+	 * Return a mutable map with the cookies to send to the server.
 	 */
 	MultiValueMap<String, ResponseCookie> getCookies();
 

spring-web-reactive/src/test/java/org/springframework/http/server/reactive/CookieIntegrationTests.java

@@ -103,7 +103,7 @@ public class CookieIntegrationTests extends AbstractHttpHandlerIntegrationTests
 			this.requestCookies.size(); // Cause lazy loading
 
 			response.getCookies().add("SID", ResponseCookie.from("SID", "31d4d96e407aad42")
-					.path("/").secure().httpOnly().build());
+					.path("/").secure(true).httpOnly(true).build());
 			response.getCookies().add("lang", ResponseCookie.from("lang", "en-US")
 					.domain("example.com").path("/").build());