8193365: Improve interoperability between HTTP Client's BodyPublisher/BodySubscriber and Flow.Subscriber/Publisher
Reviewed-by: dfuchs
This commit is contained in:
Chris Hegarty
parent
7c55b72726
commit
7302c9c8c5
@ -621,6 +621,49 @@ public abstract class HttpRequest {
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*/
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*/
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public interface BodyPublisher extends Flow.Publisher<ByteBuffer> {
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public interface BodyPublisher extends Flow.Publisher<ByteBuffer> {
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/**
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* Returns a request body publisher whose body is retrieved from the
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* given {@code Flow.Publisher}. The returned request body publisher
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* has an unknown content length.
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*
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* @apiNote This method can be used as an adapter between {@code
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* BodyPublisher} and {@code Flow.Publisher}, where the amount of
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* request body that the publisher will publish is unknown.
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*
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* @param publisher the publisher responsible for publishing the body
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* @return a BodyPublisher
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*/
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static BodyPublisher fromPublisher(Flow.Publisher<? extends ByteBuffer> publisher) {
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return new RequestPublishers.PublisherAdapter(publisher, -1L);
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}
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/**
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* Returns a request body publisher whose body is retrieved from the
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* given {@code Flow.Publisher}. The returned request body publisher
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* has the given content length.
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*
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* <p> The given {@code contentLength} is a positive number, that
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* represents the exact amount of bytes the {@code publisher} must
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* publish.
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*
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* @apiNote This method can be used as an adapter between {@code
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* BodyPublisher} and {@code Flow.Publisher}, where the amount of
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* request body that the publisher will publish is known.
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*
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* @param publisher the publisher responsible for publishing the body
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* @param contentLength a positive number representing the exact
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* amount of bytes the publisher will publish
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* @throws IllegalArgumentException if the content length is
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* non-positive
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* @return a BodyPublisher
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*/
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static BodyPublisher fromPublisher(Flow.Publisher<? extends ByteBuffer> publisher,
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long contentLength) {
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if (contentLength < 1)
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throw new IllegalArgumentException("non-positive contentLength: " + contentLength);
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return new RequestPublishers.PublisherAdapter(publisher, contentLength);
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}
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/**
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/**
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* Returns a request body publisher whose body is the given {@code
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* Returns a request body publisher whose body is the given {@code
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* String}, converted using the {@link StandardCharsets#UTF_8 UTF_8}
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* String}, converted using the {@link StandardCharsets#UTF_8 UTF_8}
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@ -46,6 +46,7 @@ import java.util.Optional;
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import java.util.concurrent.CompletableFuture;
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import java.util.concurrent.CompletableFuture;
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import java.util.concurrent.CompletionStage;
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import java.util.concurrent.CompletionStage;
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import java.util.concurrent.Flow;
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import java.util.concurrent.Flow;
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import java.util.concurrent.Flow.Subscriber;
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import java.util.function.Consumer;
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import java.util.function.Consumer;
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import java.util.function.Function;
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import java.util.function.Function;
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import javax.net.ssl.SSLParameters;
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import javax.net.ssl.SSLParameters;
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@ -328,6 +329,75 @@ public abstract class HttpResponse<T> {
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*/
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*/
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public BodySubscriber<T> apply(int statusCode, HttpHeaders responseHeaders);
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public BodySubscriber<T> apply(int statusCode, HttpHeaders responseHeaders);
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/**
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* Returns a response body handler that returns a {@link BodySubscriber
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* BodySubscriber}{@code <Void>} obtained from {@linkplain
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* BodySubscriber#fromSubscriber(Subscriber)}, with the given
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* {@code subscriber}.
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*
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* <p> The response body is not available through this, or the {@code
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* HttpResponse} API, but instead all response body is forwarded to the
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* given {@code subscriber}, which should make it available, if
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* appropriate, through some other mechanism, e.g. an entry in a
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* database, etc.
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*
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* @apiNote This method can be used as an adapter between {@code
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* BodySubscriber} and {@code Flow.Subscriber}.
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*
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* <p> For example:
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* <pre> {@code
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* TextSubscriber subscriber = new TextSubscriber();
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* HttpResponse<Void> response = client.sendAsync(request,
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* BodyHandler.fromSubscriber(subscriber)).join();
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* System.out.println(response.statusCode());
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* }</pre>
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*
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* @param subscriber the subscriber
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* @return a response body handler
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*/
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public static BodyHandler<Void>
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fromSubscriber(Subscriber<? super List<ByteBuffer>> subscriber) {
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Objects.requireNonNull(subscriber);
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return (status, headers) -> BodySubscriber.fromSubscriber(subscriber,
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s -> null);
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}
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/**
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* Returns a response body handler that returns a {@link BodySubscriber
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* BodySubscriber}{@code <T>} obtained from {@link
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* BodySubscriber#fromSubscriber(Subscriber, Function)}, with the
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* given {@code subscriber} and {@code finisher} function.
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*
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* <p> The given {@code finisher} function is applied after the given
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* subscriber's {@code onComplete} has been invoked. The {@code finisher}
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* function is invoked with the given subscriber, and returns a value
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* that is set as the response's body.
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*
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* @apiNote This method can be used as an adapter between {@code
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* BodySubscriber} and {@code Flow.Subscriber}.
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*
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* <p> For example:
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* <pre> {@code
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* TextSubscriber subscriber = ...; // accumulates bytes and transforms them into a String
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* HttpResponse<String> response = client.sendAsync(request,
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* BodyHandler.fromSubscriber(subscriber, TextSubscriber::getTextResult)).join();
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* String text = response.body();
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* }</pre>
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*
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* @param <S> the type of the Subscriber
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* @param <T> the type of the response body
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* @param subscriber the subscriber
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* @param finisher a function to be applied after the subscriber has completed
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* @return a response body handler
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*/
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public static <S extends Subscriber<? super List<ByteBuffer>>,T> BodyHandler<T>
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fromSubscriber(S subscriber, Function<S,T> finisher) {
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Objects.requireNonNull(subscriber);
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Objects.requireNonNull(finisher);
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return (status, headers) -> BodySubscriber.fromSubscriber(subscriber,
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finisher);
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}
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/**
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/**
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* Returns a response body handler which discards the response body and
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* Returns a response body handler which discards the response body and
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* uses the given value as a replacement for it.
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* uses the given value as a replacement for it.
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@ -594,6 +664,53 @@ public abstract class HttpResponse<T> {
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*/
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*/
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public CompletionStage<T> getBody();
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public CompletionStage<T> getBody();
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/**
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* Returns a body subscriber that forwards all response body to the
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* given {@code Flow.Subscriber}. The {@linkplain #getBody()} completion
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* stage} of the returned body subscriber completes after one of the
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* given subscribers {@code onComplete} or {@code onError} has been
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* invoked.
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*
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* @apiNote This method can be used as an adapter between {@code
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* BodySubscriber} and {@code Flow.Subscriber}.
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*
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* @param <S> the type of the Subscriber
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* @param subscriber the subscriber
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* @return a body subscriber
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*/
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public static <S extends Subscriber<? super List<ByteBuffer>>> BodySubscriber<Void>
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fromSubscriber(S subscriber) {
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return new ResponseSubscribers.SubscriberAdapter<S,Void>(subscriber, s -> null);
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}
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/**
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* Returns a body subscriber that forwards all response body to the
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* given {@code Flow.Subscriber}. The {@linkplain #getBody()} completion
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* stage} of the returned body subscriber completes after one of the
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* given subscribers {@code onComplete} or {@code onError} has been
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* invoked.
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*
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* <p> The given {@code finisher} function is applied after the given
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* subscriber's {@code onComplete} has been invoked. The {@code finisher}
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* function is invoked with the given subscriber, and returns a value
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* that is set as the response's body.
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*
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* @apiNote This method can be used as an adapter between {@code
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* BodySubscriber} and {@code Flow.Subscriber}.
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*
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* @param <S> the type of the Subscriber
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* @param <T> the type of the response body
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* @param subscriber the subscriber
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* @param finisher a function to be applied after the subscriber has
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* completed
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* @return a body subscriber
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*/
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public static <S extends Subscriber<? super List<ByteBuffer>>,T> BodySubscriber<T>
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fromSubscriber(S subscriber,
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Function<S,T> finisher) {
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return new ResponseSubscribers.SubscriberAdapter<S,T>(subscriber, finisher);
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}
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/**
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/**
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* Returns a body subscriber which stores the response body as a {@code
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* Returns a body subscriber which stores the response body as a {@code
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* String} converted using the given {@code Charset}.
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* String} converted using the given {@code Charset}.
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@ -46,6 +46,7 @@ import java.util.NoSuchElementException;
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import java.util.Objects;
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import java.util.Objects;
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import java.util.concurrent.ConcurrentLinkedQueue;
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import java.util.concurrent.ConcurrentLinkedQueue;
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import java.util.concurrent.Flow;
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import java.util.concurrent.Flow;
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import java.util.concurrent.Flow.Publisher;
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import java.util.function.Supplier;
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import java.util.function.Supplier;
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import jdk.incubator.http.HttpRequest.BodyPublisher;
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import jdk.incubator.http.HttpRequest.BodyPublisher;
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import jdk.incubator.http.internal.common.Utils;
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import jdk.incubator.http.internal.common.Utils;
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@ -349,4 +350,26 @@ class RequestPublishers {
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return -1;
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return -1;
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}
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}
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}
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}
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static final class PublisherAdapter implements BodyPublisher {
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private final Publisher<? extends ByteBuffer> publisher;
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private final long contentLength;
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PublisherAdapter(Publisher<? extends ByteBuffer> publisher,
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long contentLength) {
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this.publisher = Objects.requireNonNull(publisher);
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this.contentLength = contentLength;
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}
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@Override
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public final long contentLength() {
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return contentLength;
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}
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@Override
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public final void subscribe(Flow.Subscriber<? super ByteBuffer> subscriber) {
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publisher.subscribe(subscriber);
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}
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}
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}
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}
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@ -47,6 +47,8 @@ import java.util.concurrent.CompletableFuture;
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import java.util.concurrent.CompletionStage;
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import java.util.concurrent.CompletionStage;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.Flow;
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import java.util.concurrent.Flow;
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import java.util.concurrent.Flow.Subscriber;
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import java.util.concurrent.Flow.Subscription;
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import java.util.concurrent.atomic.AtomicBoolean;
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import java.util.concurrent.atomic.AtomicBoolean;
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import java.util.function.Consumer;
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import java.util.function.Consumer;
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import java.util.function.Function;
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import java.util.function.Function;
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@ -558,4 +560,69 @@ class ResponseSubscribers {
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return cf;
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return cf;
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}
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}
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}
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}
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/** An adapter between {@code BodySubscriber} and {@code Flow.Subscriber}. */
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static final class SubscriberAdapter<S extends Subscriber<? super List<ByteBuffer>>,R>
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implements HttpResponse.BodySubscriber<R>
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{
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private final CompletableFuture<R> cf = new MinimalFuture<>();
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private final S subscriber;
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private final Function<S,R> finisher;
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private volatile Subscription subscription;
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SubscriberAdapter(S subscriber, Function<S,R> finisher) {
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this.subscriber = Objects.requireNonNull(subscriber);
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this.finisher = Objects.requireNonNull(finisher);
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}
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@Override
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public void onSubscribe(Subscription subscription) {
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Objects.requireNonNull(subscription);
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if (this.subscription != null) {
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subscription.cancel();
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} else {
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this.subscription = subscription;
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subscriber.onSubscribe(subscription);
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}
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}
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@Override
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public void onNext(List<ByteBuffer> item) {
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Objects.requireNonNull(item);
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try {
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subscriber.onNext(item);
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} catch (Throwable throwable) {
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subscription.cancel();
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onError(throwable);
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}
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}
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@Override
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public void onError(Throwable throwable) {
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Objects.requireNonNull(throwable);
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try {
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subscriber.onError(throwable);
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} finally {
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cf.completeExceptionally(throwable);
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}
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}
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@Override
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public void onComplete() {
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try {
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subscriber.onComplete();
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} finally {
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try {
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cf.complete(finisher.apply(subscriber));
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} catch (Throwable throwable) {
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cf.completeExceptionally(throwable);
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}
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}
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}
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@Override
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public CompletionStage<R> getBody() {
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return cf;
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}
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}
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}
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}
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394
test/jdk/java/net/httpclient/FlowAdapterPublisherTest.java
Normal file
394
test/jdk/java/net/httpclient/FlowAdapterPublisherTest.java
Normal file
@ -0,0 +1,394 @@
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/*
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* Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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|
* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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|
* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.net.InetSocketAddress;
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import java.net.URI;
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import java.nio.ByteBuffer;
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import java.nio.MappedByteBuffer;
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import java.util.Arrays;
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import java.util.concurrent.Flow;
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import java.util.concurrent.Flow.Publisher;
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import java.util.concurrent.atomic.AtomicBoolean;
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import java.util.concurrent.atomic.AtomicInteger;
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import java.util.concurrent.atomic.AtomicLong;
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import com.sun.net.httpserver.HttpExchange;
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import com.sun.net.httpserver.HttpHandler;
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import com.sun.net.httpserver.HttpServer;
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import com.sun.net.httpserver.HttpsConfigurator;
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import com.sun.net.httpserver.HttpsServer;
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import jdk.incubator.http.HttpClient;
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import jdk.incubator.http.HttpRequest;
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import jdk.incubator.http.HttpResponse;
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import jdk.testlibrary.SimpleSSLContext;
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import org.testng.annotations.AfterTest;
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import org.testng.annotations.BeforeTest;
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import org.testng.annotations.DataProvider;
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import org.testng.annotations.Test;
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import javax.net.ssl.SSLContext;
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import static java.util.stream.Collectors.joining;
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import static java.nio.charset.StandardCharsets.UTF_8;
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import static jdk.incubator.http.HttpRequest.BodyPublisher.fromPublisher;
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||||||
|
import static jdk.incubator.http.HttpResponse.BodyHandler.asString;
|
||||||
|
import static org.testng.Assert.assertEquals;
|
||||||
|
import static org.testng.Assert.assertThrows;
|
||||||
|
import static org.testng.Assert.assertTrue;
|
||||||
|
import static org.testng.Assert.fail;
|
||||||
|
|
||||||
|
/*
|
||||||
|
* @test
|
||||||
|
* @summary Basic tests for Flow adapter Publishers
|
||||||
|
* @modules java.base/sun.net.www.http
|
||||||
|
* jdk.incubator.httpclient/jdk.incubator.http.internal.common
|
||||||
|
* jdk.incubator.httpclient/jdk.incubator.http.internal.frame
|
||||||
|
* jdk.incubator.httpclient/jdk.incubator.http.internal.hpack
|
||||||
|
* java.logging
|
||||||
|
* jdk.httpserver
|
||||||
|
* @library /lib/testlibrary http2/server
|
||||||
|
* @build Http2TestServer
|
||||||
|
* @build jdk.testlibrary.SimpleSSLContext
|
||||||
|
* @run testng/othervm FlowAdapterPublisherTest
|
||||||
|
*/
|
||||||
|
|
||||||
|
public class FlowAdapterPublisherTest {
|
||||||
|
|
||||||
|
SSLContext sslContext;
|
||||||
|
HttpServer httpTestServer; // HTTP/1.1 [ 4 servers ]
|
||||||
|
HttpsServer httpsTestServer; // HTTPS/1.1
|
||||||
|
Http2TestServer http2TestServer; // HTTP/2 ( h2c )
|
||||||
|
Http2TestServer https2TestServer; // HTTP/2 ( h2 )
|
||||||
|
String httpURI;
|
||||||
|
String httpsURI;
|
||||||
|
String http2URI;
|
||||||
|
String https2URI;
|
||||||
|
|
||||||
|
@DataProvider(name = "uris")
|
||||||
|
public Object[][] variants() {
|
||||||
|
return new Object[][]{
|
||||||
|
{ httpURI },
|
||||||
|
{ httpsURI },
|
||||||
|
{ http2URI },
|
||||||
|
{ https2URI },
|
||||||
|
};
|
||||||
|
}
|
||||||
|
|
||||||
|
static final Class<NullPointerException> NPE = NullPointerException.class;
|
||||||
|
static final Class<IllegalArgumentException> IAE = IllegalArgumentException.class;
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testAPIExceptions() {
|
||||||
|
assertThrows(NPE, () -> fromPublisher(null));
|
||||||
|
assertThrows(NPE, () -> fromPublisher(null, 1));
|
||||||
|
assertThrows(IAE, () -> fromPublisher(new BBPublisher(), 0));
|
||||||
|
assertThrows(IAE, () -> fromPublisher(new BBPublisher(), -1));
|
||||||
|
assertThrows(IAE, () -> fromPublisher(new BBPublisher(), Long.MIN_VALUE));
|
||||||
|
|
||||||
|
Publisher publisher = fromPublisher(new BBPublisher());
|
||||||
|
assertThrows(NPE, () -> publisher.subscribe(null));
|
||||||
|
}
|
||||||
|
|
||||||
|
// Flow.Publisher<ByteBuffer>
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testByteBufferPublisherUnknownLength(String url) {
|
||||||
|
String[] body = new String[] { "You know ", "it's summer ", "in Ireland ",
|
||||||
|
"when the ", "rain gets ", "warmer." };
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromPublisher(new BBPublisher(body))).build();
|
||||||
|
|
||||||
|
HttpResponse<String> response = client.sendAsync(request, asString(UTF_8)).join();
|
||||||
|
String text = response.body();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertEquals(text, Arrays.stream(body).collect(joining()));
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testByteBufferPublisherFixedLength(String url) {
|
||||||
|
String[] body = new String[] { "You know ", "it's summer ", "in Ireland ",
|
||||||
|
"when the ", "rain gets ", "warmer." };
|
||||||
|
int cl = Arrays.stream(body).mapToInt(String::length).sum();
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromPublisher(new BBPublisher(body), cl)).build();
|
||||||
|
|
||||||
|
HttpResponse<String> response = client.sendAsync(request, asString(UTF_8)).join();
|
||||||
|
String text = response.body();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertEquals(text, Arrays.stream(body).collect(joining()));
|
||||||
|
}
|
||||||
|
|
||||||
|
// Flow.Publisher<MappedByteBuffer>
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testMappedByteBufferPublisherUnknownLength(String url) {
|
||||||
|
String[] body = new String[] { "God invented ", "whiskey to ", "keep the ",
|
||||||
|
"Irish from ", "ruling the ", "world." };
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromPublisher(new MBBPublisher(body))).build();
|
||||||
|
|
||||||
|
HttpResponse<String> response = client.sendAsync(request, asString(UTF_8)).join();
|
||||||
|
String text = response.body();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertEquals(text, Arrays.stream(body).collect(joining()));
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testMappedByteBufferPublisherFixedLength(String url) {
|
||||||
|
String[] body = new String[] { "God invented ", "whiskey to ", "keep the ",
|
||||||
|
"Irish from ", "ruling the ", "world." };
|
||||||
|
int cl = Arrays.stream(body).mapToInt(String::length).sum();
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromPublisher(new MBBPublisher(body), cl)).build();
|
||||||
|
|
||||||
|
HttpResponse<String> response = client.sendAsync(request, asString(UTF_8)).join();
|
||||||
|
String text = response.body();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertEquals(text, Arrays.stream(body).collect(joining()));
|
||||||
|
}
|
||||||
|
|
||||||
|
// The following two tests depend on Exception detail messages, which is
|
||||||
|
// not ideal, but necessary to discern correct behavior. They should be
|
||||||
|
// updated if the exception message is updated.
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testPublishTooFew(String url) throws InterruptedException {
|
||||||
|
String[] body = new String[] { "You know ", "it's summer ", "in Ireland ",
|
||||||
|
"when the ", "rain gets ", "warmer." };
|
||||||
|
int cl = Arrays.stream(body).mapToInt(String::length).sum() + 1; // length + 1
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromPublisher(new BBPublisher(body), cl)).build();
|
||||||
|
|
||||||
|
try {
|
||||||
|
HttpResponse<String> response = client.send(request, asString(UTF_8));
|
||||||
|
fail("Unexpected response: " + response);
|
||||||
|
} catch (IOException expected) {
|
||||||
|
assertTrue(expected.getMessage().contains("Too few bytes returned"),
|
||||||
|
"Exception message:[" + expected.toString() + "]");
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testPublishTooMany(String url) throws InterruptedException {
|
||||||
|
String[] body = new String[] { "You know ", "it's summer ", "in Ireland ",
|
||||||
|
"when the ", "rain gets ", "warmer." };
|
||||||
|
int cl = Arrays.stream(body).mapToInt(String::length).sum() - 1; // length - 1
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromPublisher(new BBPublisher(body), cl)).build();
|
||||||
|
|
||||||
|
try {
|
||||||
|
HttpResponse<String> response = client.send(request, asString(UTF_8));
|
||||||
|
fail("Unexpected response: " + response);
|
||||||
|
} catch (IOException expected) {
|
||||||
|
assertTrue(expected.getMessage().contains("Too many bytes in request body"),
|
||||||
|
"Exception message:[" + expected.toString() + "]");
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static class BBPublisher extends AbstractPublisher
|
||||||
|
implements Flow.Publisher<ByteBuffer>
|
||||||
|
{
|
||||||
|
BBPublisher(String... bodyParts) { super(bodyParts); }
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public void subscribe(Flow.Subscriber<? super ByteBuffer> subscriber) {
|
||||||
|
this.subscriber = subscriber;
|
||||||
|
subscriber.onSubscribe(new InternalSubscription());
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static class MBBPublisher extends AbstractPublisher
|
||||||
|
implements Flow.Publisher<MappedByteBuffer>
|
||||||
|
{
|
||||||
|
MBBPublisher(String... bodyParts) { super(bodyParts); }
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public void subscribe(Flow.Subscriber<? super MappedByteBuffer> subscriber) {
|
||||||
|
this.subscriber = subscriber;
|
||||||
|
subscriber.onSubscribe(new InternalSubscription());
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static abstract class AbstractPublisher {
|
||||||
|
private final String[] bodyParts;
|
||||||
|
protected volatile Flow.Subscriber subscriber;
|
||||||
|
|
||||||
|
AbstractPublisher(String... bodyParts) {
|
||||||
|
this.bodyParts = bodyParts;
|
||||||
|
}
|
||||||
|
|
||||||
|
class InternalSubscription implements Flow.Subscription {
|
||||||
|
|
||||||
|
private final AtomicLong demand = new AtomicLong();
|
||||||
|
private final AtomicBoolean cancelled = new AtomicBoolean();
|
||||||
|
private volatile int position;
|
||||||
|
|
||||||
|
private static final int IDLE = 1;
|
||||||
|
private static final int PUSHING = 2;
|
||||||
|
private static final int AGAIN = 4;
|
||||||
|
private final AtomicInteger state = new AtomicInteger(IDLE);
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public void request(long n) {
|
||||||
|
if (n <= 0L) {
|
||||||
|
subscriber.onError(new IllegalArgumentException(
|
||||||
|
"non-positive subscription request"));
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
if (cancelled.get()) {
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
while (true) {
|
||||||
|
long prev = demand.get(), d;
|
||||||
|
if ((d = prev + n) < prev) // saturate
|
||||||
|
d = Long.MAX_VALUE;
|
||||||
|
if (demand.compareAndSet(prev, d))
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
while (true) {
|
||||||
|
int s = state.get();
|
||||||
|
if (s == IDLE) {
|
||||||
|
if (state.compareAndSet(IDLE, PUSHING)) {
|
||||||
|
while (true) {
|
||||||
|
push();
|
||||||
|
if (state.compareAndSet(PUSHING, IDLE))
|
||||||
|
return;
|
||||||
|
else if (state.compareAndSet(AGAIN, PUSHING))
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
} else if (s == PUSHING) {
|
||||||
|
if (state.compareAndSet(PUSHING, AGAIN))
|
||||||
|
return;
|
||||||
|
} else if (s == AGAIN){
|
||||||
|
// do nothing, the pusher will already rerun
|
||||||
|
return;
|
||||||
|
} else {
|
||||||
|
throw new AssertionError("Unknown state:" + s);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
private void push() {
|
||||||
|
long prev;
|
||||||
|
while ((prev = demand.get()) > 0) {
|
||||||
|
if (!demand.compareAndSet(prev, prev -1))
|
||||||
|
continue;
|
||||||
|
|
||||||
|
int index = position;
|
||||||
|
if (index < bodyParts.length) {
|
||||||
|
position++;
|
||||||
|
subscriber.onNext(ByteBuffer.wrap(bodyParts[index].getBytes(UTF_8)));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
if (position == bodyParts.length && !cancelled.get()) {
|
||||||
|
cancelled.set(true);
|
||||||
|
subscriber.onComplete();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public void cancel() {
|
||||||
|
if (cancelled.compareAndExchange(false, true))
|
||||||
|
return; // already cancelled
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
@BeforeTest
|
||||||
|
public void setup() throws Exception {
|
||||||
|
sslContext = new SimpleSSLContext().get();
|
||||||
|
if (sslContext == null)
|
||||||
|
throw new AssertionError("Unexpected null sslContext");
|
||||||
|
|
||||||
|
InetSocketAddress sa = new InetSocketAddress("localhost", 0);
|
||||||
|
httpTestServer = HttpServer.create(sa, 0);
|
||||||
|
httpTestServer.createContext("/http1/echo", new Http1EchoHandler());
|
||||||
|
httpURI = "http://127.0.0.1:" + httpTestServer.getAddress().getPort() + "/http1/echo";
|
||||||
|
|
||||||
|
httpsTestServer = HttpsServer.create(sa, 0);
|
||||||
|
httpsTestServer.setHttpsConfigurator(new HttpsConfigurator(sslContext));
|
||||||
|
httpsTestServer.createContext("/https1/echo", new Http1EchoHandler());
|
||||||
|
httpsURI = "https://127.0.0.1:" + httpsTestServer.getAddress().getPort() + "/https1/echo";
|
||||||
|
|
||||||
|
http2TestServer = new Http2TestServer("127.0.0.1", false, 0);
|
||||||
|
http2TestServer.addHandler(new Http2EchoHandler(), "/http2/echo");
|
||||||
|
int port = http2TestServer.getAddress().getPort();
|
||||||
|
http2URI = "http://127.0.0.1:" + port + "/http2/echo";
|
||||||
|
|
||||||
|
https2TestServer = new Http2TestServer("127.0.0.1", true, 0);
|
||||||
|
https2TestServer.addHandler(new Http2EchoHandler(), "/https2/echo");
|
||||||
|
port = https2TestServer.getAddress().getPort();
|
||||||
|
https2URI = "https://127.0.0.1:" + port + "/https2/echo";
|
||||||
|
|
||||||
|
httpTestServer.start();
|
||||||
|
httpsTestServer.start();
|
||||||
|
http2TestServer.start();
|
||||||
|
https2TestServer.start();
|
||||||
|
}
|
||||||
|
|
||||||
|
@AfterTest
|
||||||
|
public void teardown() throws Exception {
|
||||||
|
httpTestServer.stop(0);
|
||||||
|
httpsTestServer.stop(0);
|
||||||
|
http2TestServer.stop();
|
||||||
|
https2TestServer.stop();
|
||||||
|
}
|
||||||
|
|
||||||
|
static class Http1EchoHandler implements HttpHandler {
|
||||||
|
@Override
|
||||||
|
public void handle(HttpExchange t) throws IOException {
|
||||||
|
try (InputStream is = t.getRequestBody();
|
||||||
|
OutputStream os = t.getResponseBody()) {
|
||||||
|
byte[] bytes = is.readAllBytes();
|
||||||
|
t.sendResponseHeaders(200, bytes.length);
|
||||||
|
os.write(bytes);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static class Http2EchoHandler implements Http2Handler {
|
||||||
|
@Override
|
||||||
|
public void handle(Http2TestExchange t) throws IOException {
|
||||||
|
try (InputStream is = t.getRequestBody();
|
||||||
|
OutputStream os = t.getResponseBody()) {
|
||||||
|
byte[] bytes = is.readAllBytes();
|
||||||
|
t.sendResponseHeaders(200, bytes.length);
|
||||||
|
os.write(bytes);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
500
test/jdk/java/net/httpclient/FlowAdapterSubscriberTest.java
Normal file
500
test/jdk/java/net/httpclient/FlowAdapterSubscriberTest.java
Normal file
@ -0,0 +1,500 @@
|
|||||||
|
/*
|
||||||
|
* Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
|
||||||
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
||||||
|
*
|
||||||
|
* This code is free software; you can redistribute it and/or modify it
|
||||||
|
* under the terms of the GNU General Public License version 2 only, as
|
||||||
|
* published by the Free Software Foundation.
|
||||||
|
*
|
||||||
|
* This code is distributed in the hope that it will be useful, but WITHOUT
|
||||||
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||||
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||||
|
* version 2 for more details (a copy is included in the LICENSE file that
|
||||||
|
* accompanied this code).
|
||||||
|
*
|
||||||
|
* You should have received a copy of the GNU General Public License version
|
||||||
|
* 2 along with this work; if not, write to the Free Software Foundation,
|
||||||
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
||||||
|
*
|
||||||
|
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
|
||||||
|
* or visit www.oracle.com if you need additional information or have any
|
||||||
|
* questions.
|
||||||
|
*/
|
||||||
|
|
||||||
|
import java.io.ByteArrayOutputStream;
|
||||||
|
import java.io.IOException;
|
||||||
|
import java.io.InputStream;
|
||||||
|
import java.io.OutputStream;
|
||||||
|
import java.io.UncheckedIOException;
|
||||||
|
import java.net.InetSocketAddress;
|
||||||
|
import java.net.URI;
|
||||||
|
import java.nio.ByteBuffer;
|
||||||
|
import java.util.Collection;
|
||||||
|
import java.util.List;
|
||||||
|
import java.util.concurrent.Flow;
|
||||||
|
import java.util.concurrent.Flow.Subscriber;
|
||||||
|
import java.util.function.Function;
|
||||||
|
import java.util.function.Supplier;
|
||||||
|
import com.sun.net.httpserver.HttpExchange;
|
||||||
|
import com.sun.net.httpserver.HttpHandler;
|
||||||
|
import com.sun.net.httpserver.HttpServer;
|
||||||
|
import com.sun.net.httpserver.HttpsConfigurator;
|
||||||
|
import com.sun.net.httpserver.HttpsServer;
|
||||||
|
import jdk.incubator.http.HttpClient;
|
||||||
|
import jdk.incubator.http.HttpRequest;
|
||||||
|
import jdk.incubator.http.HttpResponse;
|
||||||
|
import jdk.incubator.http.HttpResponse.BodyHandler;
|
||||||
|
import jdk.incubator.http.HttpResponse.BodySubscriber;
|
||||||
|
import jdk.testlibrary.SimpleSSLContext;
|
||||||
|
import org.testng.annotations.AfterTest;
|
||||||
|
import org.testng.annotations.BeforeTest;
|
||||||
|
import org.testng.annotations.DataProvider;
|
||||||
|
import org.testng.annotations.Test;
|
||||||
|
import javax.net.ssl.SSLContext;
|
||||||
|
import static java.nio.charset.StandardCharsets.UTF_8;
|
||||||
|
import static jdk.incubator.http.HttpRequest.BodyPublisher.fromString;
|
||||||
|
import static org.testng.Assert.assertEquals;
|
||||||
|
import static org.testng.Assert.assertThrows;
|
||||||
|
import static org.testng.Assert.assertTrue;
|
||||||
|
|
||||||
|
/*
|
||||||
|
* @test
|
||||||
|
* @summary Basic tests for Flow adapter Subscribers
|
||||||
|
* @modules java.base/sun.net.www.http
|
||||||
|
* jdk.incubator.httpclient/jdk.incubator.http.internal.common
|
||||||
|
* jdk.incubator.httpclient/jdk.incubator.http.internal.frame
|
||||||
|
* jdk.incubator.httpclient/jdk.incubator.http.internal.hpack
|
||||||
|
* java.logging
|
||||||
|
* jdk.httpserver
|
||||||
|
* @library /lib/testlibrary http2/server
|
||||||
|
* @build Http2TestServer
|
||||||
|
* @build jdk.testlibrary.SimpleSSLContext
|
||||||
|
* @run testng/othervm FlowAdapterSubscriberTest
|
||||||
|
*/
|
||||||
|
|
||||||
|
public class FlowAdapterSubscriberTest {
|
||||||
|
|
||||||
|
SSLContext sslContext;
|
||||||
|
HttpServer httpTestServer; // HTTP/1.1 [ 4 servers ]
|
||||||
|
HttpsServer httpsTestServer; // HTTPS/1.1
|
||||||
|
Http2TestServer http2TestServer; // HTTP/2 ( h2c )
|
||||||
|
Http2TestServer https2TestServer; // HTTP/2 ( h2 )
|
||||||
|
String httpURI;
|
||||||
|
String httpsURI;
|
||||||
|
String http2URI;
|
||||||
|
String https2URI;
|
||||||
|
|
||||||
|
@DataProvider(name = "uris")
|
||||||
|
public Object[][] variants() {
|
||||||
|
return new Object[][]{
|
||||||
|
{ httpURI },
|
||||||
|
{ httpsURI },
|
||||||
|
{ http2URI },
|
||||||
|
{ https2URI },
|
||||||
|
};
|
||||||
|
}
|
||||||
|
|
||||||
|
static final Class<NullPointerException> NPE = NullPointerException.class;
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void testNull() {
|
||||||
|
assertThrows(NPE, () -> BodyHandler.fromSubscriber(null));
|
||||||
|
assertThrows(NPE, () -> BodyHandler.fromSubscriber(null, Function.identity()));
|
||||||
|
assertThrows(NPE, () -> BodyHandler.fromSubscriber(new ListSubscriber(), null));
|
||||||
|
assertThrows(NPE, () -> BodyHandler.fromSubscriber(null, null));
|
||||||
|
|
||||||
|
assertThrows(NPE, () -> BodySubscriber.fromSubscriber(null));
|
||||||
|
assertThrows(NPE, () -> BodySubscriber.fromSubscriber(null, Function.identity()));
|
||||||
|
assertThrows(NPE, () -> BodySubscriber.fromSubscriber(new ListSubscriber(), null));
|
||||||
|
assertThrows(NPE, () -> BodySubscriber.fromSubscriber(null, null));
|
||||||
|
|
||||||
|
Subscriber subscriber = BodySubscriber.fromSubscriber(new ListSubscriber());
|
||||||
|
assertThrows(NPE, () -> subscriber.onSubscribe(null));
|
||||||
|
assertThrows(NPE, () -> subscriber.onNext(null));
|
||||||
|
assertThrows(NPE, () -> subscriber.onError(null));
|
||||||
|
}
|
||||||
|
|
||||||
|
// List<ByteBuffer>
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testListWithFinisher(String url) {
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromString("May the luck of the Irish be with you!")).build();
|
||||||
|
|
||||||
|
ListSubscriber subscriber = new ListSubscriber();
|
||||||
|
HttpResponse<String> response = client.sendAsync(request,
|
||||||
|
BodyHandler.fromSubscriber(subscriber, Supplier::get)).join();
|
||||||
|
String text = response.body();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertEquals(text, "May the luck of the Irish be with you!");
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testListWithoutFinisher(String url) {
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromString("May the luck of the Irish be with you!")).build();
|
||||||
|
|
||||||
|
ListSubscriber subscriber = new ListSubscriber();
|
||||||
|
HttpResponse<Void> response = client.sendAsync(request,
|
||||||
|
BodyHandler.fromSubscriber(subscriber)).join();
|
||||||
|
String text = subscriber.get();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertEquals(text, "May the luck of the Irish be with you!");
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testListWithFinisherBlocking(String url) throws Exception {
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromString("May the luck of the Irish be with you!")).build();
|
||||||
|
|
||||||
|
ListSubscriber subscriber = new ListSubscriber();
|
||||||
|
HttpResponse<String> response = client.send(request,
|
||||||
|
BodyHandler.fromSubscriber(subscriber, Supplier::get));
|
||||||
|
String text = response.body();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertEquals(text, "May the luck of the Irish be with you!");
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testListWithoutFinisherBlocking(String url) throws Exception {
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromString("May the luck of the Irish be with you!")).build();
|
||||||
|
|
||||||
|
ListSubscriber subscriber = new ListSubscriber();
|
||||||
|
HttpResponse<Void> response = client.send(request,
|
||||||
|
BodyHandler.fromSubscriber(subscriber));
|
||||||
|
String text = subscriber.get();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertEquals(text, "May the luck of the Irish be with you!");
|
||||||
|
}
|
||||||
|
|
||||||
|
// Collection<ByteBuffer>
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testCollectionWithFinisher(String url) {
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromString("What's the craic?")).build();
|
||||||
|
|
||||||
|
CollectionSubscriber subscriber = new CollectionSubscriber();
|
||||||
|
HttpResponse<String> response = client.sendAsync(request,
|
||||||
|
BodyHandler.fromSubscriber(subscriber, CollectionSubscriber::get)).join();
|
||||||
|
String text = response.body();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertEquals(text, "What's the craic?");
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testCollectionWithoutFinisher(String url) {
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromString("What's the craic?")).build();
|
||||||
|
|
||||||
|
CollectionSubscriber subscriber = new CollectionSubscriber();
|
||||||
|
HttpResponse<Void> response = client.sendAsync(request,
|
||||||
|
BodyHandler.fromSubscriber(subscriber)).join();
|
||||||
|
String text = subscriber.get();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertEquals(text, "What's the craic?");
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testCollectionWithFinisherBlocking(String url) throws Exception {
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromString("What's the craic?")).build();
|
||||||
|
|
||||||
|
CollectionSubscriber subscriber = new CollectionSubscriber();
|
||||||
|
HttpResponse<String> response = client.send(request,
|
||||||
|
BodyHandler.fromSubscriber(subscriber, CollectionSubscriber::get));
|
||||||
|
String text = response.body();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertEquals(text, "What's the craic?");
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testCollectionWithoutFinisheBlocking(String url) throws Exception {
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromString("What's the craic?")).build();
|
||||||
|
|
||||||
|
CollectionSubscriber subscriber = new CollectionSubscriber();
|
||||||
|
HttpResponse<Void> response = client.send(request,
|
||||||
|
BodyHandler.fromSubscriber(subscriber));
|
||||||
|
String text = subscriber.get();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertEquals(text, "What's the craic?");
|
||||||
|
}
|
||||||
|
|
||||||
|
// Iterable<ByteBuffer>
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testIterableWithFinisher(String url) {
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromString("We're sucking diesel now!")).build();
|
||||||
|
|
||||||
|
IterableSubscriber subscriber = new IterableSubscriber();
|
||||||
|
HttpResponse<String> response = client.sendAsync(request,
|
||||||
|
BodyHandler.fromSubscriber(subscriber, Supplier::get)).join();
|
||||||
|
String text = response.body();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertEquals(text, "We're sucking diesel now!");
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testIterableWithoutFinisher(String url) {
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromString("We're sucking diesel now!")).build();
|
||||||
|
|
||||||
|
IterableSubscriber subscriber = new IterableSubscriber();
|
||||||
|
HttpResponse<Void> response = client.sendAsync(request,
|
||||||
|
BodyHandler.fromSubscriber(subscriber)).join();
|
||||||
|
String text = subscriber.get();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertEquals(text, "We're sucking diesel now!");
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testIterableWithFinisherBlocking(String url) throws Exception {
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromString("We're sucking diesel now!")).build();
|
||||||
|
|
||||||
|
IterableSubscriber subscriber = new IterableSubscriber();
|
||||||
|
HttpResponse<String> response = client.send(request,
|
||||||
|
BodyHandler.fromSubscriber(subscriber, Supplier::get));
|
||||||
|
String text = response.body();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertEquals(text, "We're sucking diesel now!");
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testIterableWithoutFinisherBlocking(String url) throws Exception{
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromString("We're sucking diesel now!")).build();
|
||||||
|
|
||||||
|
IterableSubscriber subscriber = new IterableSubscriber();
|
||||||
|
HttpResponse<Void> response = client.send(request,
|
||||||
|
BodyHandler.fromSubscriber(subscriber));
|
||||||
|
String text = subscriber.get();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertEquals(text, "We're sucking diesel now!");
|
||||||
|
}
|
||||||
|
|
||||||
|
// Subscriber<Object>
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testObjectWithFinisher(String url) {
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromString("May the wind always be at your back.")).build();
|
||||||
|
|
||||||
|
ObjectSubscriber subscriber = new ObjectSubscriber();
|
||||||
|
HttpResponse<String> response = client.sendAsync(request,
|
||||||
|
BodyHandler.fromSubscriber(subscriber, ObjectSubscriber::get)).join();
|
||||||
|
String text = response.body();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertTrue(text.length() != 0); // what else can be asserted!
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testObjectWithoutFinisher(String url) {
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromString("May the wind always be at your back.")).build();
|
||||||
|
|
||||||
|
ObjectSubscriber subscriber = new ObjectSubscriber();
|
||||||
|
HttpResponse<Void> response = client.sendAsync(request,
|
||||||
|
BodyHandler.fromSubscriber(subscriber)).join();
|
||||||
|
String text = subscriber.get();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertTrue(text.length() != 0); // what else can be asserted!
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testObjectWithFinisherBlocking(String url) throws Exception {
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromString("May the wind always be at your back.")).build();
|
||||||
|
|
||||||
|
ObjectSubscriber subscriber = new ObjectSubscriber();
|
||||||
|
HttpResponse<String> response = client.send(request,
|
||||||
|
BodyHandler.fromSubscriber(subscriber, ObjectSubscriber::get));
|
||||||
|
String text = response.body();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertTrue(text.length() != 0); // what else can be asserted!
|
||||||
|
}
|
||||||
|
|
||||||
|
@Test(dataProvider = "uris")
|
||||||
|
void testObjectWithoutFinisherBlocking(String url) throws Exception {
|
||||||
|
HttpClient client = HttpClient.newBuilder().sslContext(sslContext).build();
|
||||||
|
HttpRequest request = HttpRequest.newBuilder(URI.create(url))
|
||||||
|
.POST(fromString("May the wind always be at your back.")).build();
|
||||||
|
|
||||||
|
ObjectSubscriber subscriber = new ObjectSubscriber();
|
||||||
|
HttpResponse<Void> response = client.send(request,
|
||||||
|
BodyHandler.fromSubscriber(subscriber));
|
||||||
|
String text = subscriber.get();
|
||||||
|
System.out.println(text);
|
||||||
|
assertEquals(response.statusCode(), 200);
|
||||||
|
assertTrue(text.length() != 0); // what else can be asserted!
|
||||||
|
}
|
||||||
|
|
||||||
|
/** An abstract Subscriber that converts all received data into a String. */
|
||||||
|
static abstract class AbstractSubscriber implements Supplier<String> {
|
||||||
|
protected volatile Flow.Subscription subscription;
|
||||||
|
protected volatile ByteArrayOutputStream baos = new ByteArrayOutputStream();
|
||||||
|
protected volatile String text;
|
||||||
|
|
||||||
|
public void onSubscribe(Flow.Subscription subscription) {
|
||||||
|
this.subscription = subscription;
|
||||||
|
subscription.request(Long.MAX_VALUE);
|
||||||
|
}
|
||||||
|
public void onError(Throwable throwable) {
|
||||||
|
throw new RuntimeException(throwable);
|
||||||
|
}
|
||||||
|
public void onComplete() {
|
||||||
|
text = new String(baos.toByteArray(), UTF_8);
|
||||||
|
}
|
||||||
|
@Override public String get() { return text; }
|
||||||
|
}
|
||||||
|
|
||||||
|
static class ListSubscriber extends AbstractSubscriber
|
||||||
|
implements Flow.Subscriber<List<ByteBuffer>>, Supplier<String>
|
||||||
|
{
|
||||||
|
@Override public void onNext(List<ByteBuffer> item) {
|
||||||
|
for (ByteBuffer bb : item) {
|
||||||
|
byte[] ba = new byte[bb.remaining()];
|
||||||
|
bb.get(ba);
|
||||||
|
uncheckedWrite(baos, ba);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static class CollectionSubscriber extends AbstractSubscriber
|
||||||
|
implements Flow.Subscriber<Collection<ByteBuffer>>, Supplier<String>
|
||||||
|
{
|
||||||
|
@Override public void onNext(Collection<ByteBuffer> item) {
|
||||||
|
for (ByteBuffer bb : item) {
|
||||||
|
byte[] ba = new byte[bb.remaining()];
|
||||||
|
bb.get(ba);
|
||||||
|
uncheckedWrite(baos, ba);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static class IterableSubscriber extends AbstractSubscriber
|
||||||
|
implements Flow.Subscriber<Iterable<ByteBuffer>>, Supplier<String>
|
||||||
|
{
|
||||||
|
@Override public void onNext(Iterable<ByteBuffer> item) {
|
||||||
|
for (ByteBuffer bb : item) {
|
||||||
|
byte[] ba = new byte[bb.remaining()];
|
||||||
|
bb.get(ba);
|
||||||
|
uncheckedWrite(baos, ba);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static class ObjectSubscriber extends AbstractSubscriber
|
||||||
|
implements Flow.Subscriber<Object>, Supplier<String>
|
||||||
|
{
|
||||||
|
@Override public void onNext(Object item) {
|
||||||
|
// What can anyone do with Object, cast or toString it ?
|
||||||
|
uncheckedWrite(baos, item.toString().getBytes(UTF_8));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static void uncheckedWrite(ByteArrayOutputStream baos, byte[] ba) {
|
||||||
|
try {
|
||||||
|
baos.write(ba);
|
||||||
|
} catch (IOException e) {
|
||||||
|
throw new UncheckedIOException(e);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
@BeforeTest
|
||||||
|
public void setup() throws Exception {
|
||||||
|
sslContext = new SimpleSSLContext().get();
|
||||||
|
if (sslContext == null)
|
||||||
|
throw new AssertionError("Unexpected null sslContext");
|
||||||
|
|
||||||
|
InetSocketAddress sa = new InetSocketAddress("localhost", 0);
|
||||||
|
httpTestServer = HttpServer.create(sa, 0);
|
||||||
|
httpTestServer.createContext("/http1/echo", new Http1EchoHandler());
|
||||||
|
httpURI = "http://127.0.0.1:" + httpTestServer.getAddress().getPort() + "/http1/echo";
|
||||||
|
|
||||||
|
httpsTestServer = HttpsServer.create(sa, 0);
|
||||||
|
httpsTestServer.setHttpsConfigurator(new HttpsConfigurator(sslContext));
|
||||||
|
httpsTestServer.createContext("/https1/echo", new Http1EchoHandler());
|
||||||
|
httpsURI = "https://127.0.0.1:" + httpsTestServer.getAddress().getPort() + "/https1/echo";
|
||||||
|
|
||||||
|
http2TestServer = new Http2TestServer("127.0.0.1", false, 0);
|
||||||
|
http2TestServer.addHandler(new Http2EchoHandler(), "/http2/echo");
|
||||||
|
int port = http2TestServer.getAddress().getPort();
|
||||||
|
http2URI = "http://127.0.0.1:" + port + "/http2/echo";
|
||||||
|
|
||||||
|
https2TestServer = new Http2TestServer("127.0.0.1", true, 0);
|
||||||
|
https2TestServer.addHandler(new Http2EchoHandler(), "/https2/echo");
|
||||||
|
port = https2TestServer.getAddress().getPort();
|
||||||
|
https2URI = "https://127.0.0.1:" + port + "/https2/echo";
|
||||||
|
|
||||||
|
httpTestServer.start();
|
||||||
|
httpsTestServer.start();
|
||||||
|
http2TestServer.start();
|
||||||
|
https2TestServer.start();
|
||||||
|
}
|
||||||
|
|
||||||
|
@AfterTest
|
||||||
|
public void teardown() throws Exception {
|
||||||
|
httpTestServer.stop(0);
|
||||||
|
httpsTestServer.stop(0);
|
||||||
|
http2TestServer.stop();
|
||||||
|
https2TestServer.stop();
|
||||||
|
}
|
||||||
|
|
||||||
|
static class Http1EchoHandler implements HttpHandler {
|
||||||
|
@Override
|
||||||
|
public void handle(HttpExchange t) throws IOException {
|
||||||
|
try (InputStream is = t.getRequestBody();
|
||||||
|
OutputStream os = t.getResponseBody()) {
|
||||||
|
byte[] bytes = is.readAllBytes();
|
||||||
|
t.sendResponseHeaders(200, bytes.length);
|
||||||
|
os.write(bytes);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static class Http2EchoHandler implements Http2Handler {
|
||||||
|
@Override
|
||||||
|
public void handle(Http2TestExchange t) throws IOException {
|
||||||
|
try (InputStream is = t.getRequestBody();
|
||||||
|
OutputStream os = t.getResponseBody()) {
|
||||||
|
byte[] bytes = is.readAllBytes();
|
||||||
|
t.sendResponseHeaders(200, bytes.length);
|
||||||
|
os.write(bytes);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
107
test/jdk/java/net/httpclient/FlowAdaptersCompileOnly.java
Normal file
107
test/jdk/java/net/httpclient/FlowAdaptersCompileOnly.java
Normal file
@ -0,0 +1,107 @@
|
|||||||
|
/*
|
||||||
|
* Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
|
||||||
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
||||||
|
*
|
||||||
|
* This code is free software; you can redistribute it and/or modify it
|
||||||
|
* under the terms of the GNU General Public License version 2 only, as
|
||||||
|
* published by the Free Software Foundation.
|
||||||
|
*
|
||||||
|
* This code is distributed in the hope that it will be useful, but WITHOUT
|
||||||
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||||
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||||
|
* version 2 for more details (a copy is included in the LICENSE file that
|
||||||
|
* accompanied this code).
|
||||||
|
*
|
||||||
|
* You should have received a copy of the GNU General Public License version
|
||||||
|
* 2 along with this work; if not, write to the Free Software Foundation,
|
||||||
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
||||||
|
*
|
||||||
|
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
|
||||||
|
* or visit www.oracle.com if you need additional information or have any
|
||||||
|
* questions.
|
||||||
|
*/
|
||||||
|
|
||||||
|
import java.nio.ByteBuffer;
|
||||||
|
import java.nio.MappedByteBuffer;
|
||||||
|
import java.util.Collection;
|
||||||
|
import java.util.List;
|
||||||
|
import java.util.concurrent.Flow;
|
||||||
|
import java.util.function.Function;
|
||||||
|
import jdk.incubator.http.HttpRequest.BodyPublisher;
|
||||||
|
import jdk.incubator.http.HttpResponse.BodyHandler;
|
||||||
|
import jdk.incubator.http.HttpResponse.BodySubscriber;
|
||||||
|
|
||||||
|
/*
|
||||||
|
* @test
|
||||||
|
* @summary Basic test for Flow adapters with generic type parameters
|
||||||
|
* @compile FlowAdaptersCompileOnly.java
|
||||||
|
*/
|
||||||
|
|
||||||
|
public class FlowAdaptersCompileOnly {
|
||||||
|
|
||||||
|
static void makesSureDifferentGenericSignaturesCompile() {
|
||||||
|
BodyPublisher.fromPublisher(new BBPublisher());
|
||||||
|
BodyPublisher.fromPublisher(new MBBPublisher());
|
||||||
|
|
||||||
|
BodyHandler.fromSubscriber(new ListSubscriber());
|
||||||
|
BodyHandler.fromSubscriber(new CollectionSubscriber());
|
||||||
|
BodyHandler.fromSubscriber(new IterableSubscriber());
|
||||||
|
BodyHandler.fromSubscriber(new ObjectSubscriber());
|
||||||
|
|
||||||
|
BodySubscriber.fromSubscriber(new ListSubscriber());
|
||||||
|
BodySubscriber.fromSubscriber(new CollectionSubscriber());
|
||||||
|
BodySubscriber.fromSubscriber(new IterableSubscriber());
|
||||||
|
BodySubscriber.fromSubscriber(new ObjectSubscriber());
|
||||||
|
|
||||||
|
BodyPublisher.fromPublisher(new BBPublisher(), 1);
|
||||||
|
BodyPublisher.fromPublisher(new MBBPublisher(), 1);
|
||||||
|
|
||||||
|
BodyHandler.fromSubscriber(new ListSubscriber(), Function.identity());
|
||||||
|
BodyHandler.fromSubscriber(new CollectionSubscriber(), Function.identity());
|
||||||
|
BodyHandler.fromSubscriber(new IterableSubscriber(), Function.identity());
|
||||||
|
BodyHandler.fromSubscriber(new ObjectSubscriber(), Function.identity());
|
||||||
|
|
||||||
|
BodySubscriber.fromSubscriber(new ListSubscriber(), Function.identity());
|
||||||
|
BodySubscriber.fromSubscriber(new CollectionSubscriber(), Function.identity());
|
||||||
|
BodySubscriber.fromSubscriber(new IterableSubscriber(), Function.identity());
|
||||||
|
BodySubscriber.fromSubscriber(new ObjectSubscriber(), Function.identity());
|
||||||
|
}
|
||||||
|
|
||||||
|
static class BBPublisher implements Flow.Publisher<ByteBuffer> {
|
||||||
|
@Override
|
||||||
|
public void subscribe(Flow.Subscriber<? super ByteBuffer> subscriber) { }
|
||||||
|
}
|
||||||
|
|
||||||
|
static class MBBPublisher implements Flow.Publisher<MappedByteBuffer> {
|
||||||
|
@Override
|
||||||
|
public void subscribe(Flow.Subscriber<? super MappedByteBuffer> subscriber) { }
|
||||||
|
}
|
||||||
|
|
||||||
|
static class ListSubscriber implements Flow.Subscriber<List<ByteBuffer>> {
|
||||||
|
@Override public void onSubscribe(Flow.Subscription subscription) { }
|
||||||
|
@Override public void onNext(List<ByteBuffer> item) { }
|
||||||
|
@Override public void onError(Throwable throwable) { }
|
||||||
|
@Override public void onComplete() { }
|
||||||
|
}
|
||||||
|
|
||||||
|
static class CollectionSubscriber implements Flow.Subscriber<Collection<ByteBuffer>> {
|
||||||
|
@Override public void onSubscribe(Flow.Subscription subscription) { }
|
||||||
|
@Override public void onNext(Collection<ByteBuffer> item) { }
|
||||||
|
@Override public void onError(Throwable throwable) { }
|
||||||
|
@Override public void onComplete() { }
|
||||||
|
}
|
||||||
|
|
||||||
|
static class IterableSubscriber implements Flow.Subscriber<Iterable<ByteBuffer>> {
|
||||||
|
@Override public void onSubscribe(Flow.Subscription subscription) { }
|
||||||
|
@Override public void onNext(Iterable<ByteBuffer> item) { }
|
||||||
|
@Override public void onError(Throwable throwable) { }
|
||||||
|
@Override public void onComplete() { }
|
||||||
|
}
|
||||||
|
|
||||||
|
static class ObjectSubscriber implements Flow.Subscriber<Object> {
|
||||||
|
@Override public void onSubscribe(Flow.Subscription subscription) { }
|
||||||
|
@Override public void onNext(Object item) { }
|
||||||
|
@Override public void onError(Throwable throwable) { }
|
||||||
|
@Override public void onComplete() { }
|
||||||
|
}
|
||||||
|
}
|
||||||
Loading…
x
Reference in New Issue
Block a user