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/*
* Copyright (c) 2018, 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.util.concurrent.Flow;
import java.util.function.Function;
import java.net.http.HttpResponse.BodyHandler;
import java.net.http.HttpResponse.BodyHandlers;
import java.net.http.HttpResponse.BodySubscriber;
import java.net.http.HttpResponse.BodySubscribers;
import static java.util.function.Function.identity;
import static java.nio.charset.StandardCharsets.*;
/*
* @test
* @summary Basic test for Flow adapters with generic type parameters
* @compile LineAdaptersCompileOnly.java
*/
public class LineAdaptersCompileOnly {
public static void main(String[] args) {
makesSureDifferentGenericSignaturesCompile();
}
static void makesSureDifferentGenericSignaturesCompile() {
BodyHandlers.fromLineSubscriber(new StringSubscriber());
BodyHandlers.fromLineSubscriber(new CharSequenceSubscriber());
BodyHandlers.fromLineSubscriber(new ObjectSubscriber());
BodySubscribers.fromLineSubscriber(new StringSubscriber());
BodySubscribers.fromLineSubscriber(new CharSequenceSubscriber());
BodySubscribers.fromLineSubscriber(new ObjectSubscriber());
BodyHandlers.fromLineSubscriber(new StringSubscriber(), identity(), "\n");
BodyHandlers.fromLineSubscriber(new CharSequenceSubscriber(), identity(), "\r\n");
BodyHandlers.fromLineSubscriber(new ObjectSubscriber(), identity(), "\n");
BodyHandlers.fromLineSubscriber(new StringSubscriber(), identity(), null);
BodyHandlers.fromLineSubscriber(new CharSequenceSubscriber(), identity(), null);
BodyHandlers.fromLineSubscriber(new ObjectSubscriber(), identity(), null);
BodySubscribers.fromLineSubscriber(new StringSubscriber(), identity(), UTF_8, "\n");
BodySubscribers.fromLineSubscriber(new CharSequenceSubscriber(), identity(), UTF_16, "\r\n");
BodySubscribers.fromLineSubscriber(new ObjectSubscriber(), identity(), US_ASCII, "\n");
BodySubscribers.fromLineSubscriber(new StringSubscriber(), identity(), UTF_8, null);
BodySubscribers.fromLineSubscriber(new CharSequenceSubscriber(), identity(), UTF_16, null);
BodySubscribers.fromLineSubscriber(new ObjectSubscriber(), identity(), US_ASCII, null);
}
static class StringSubscriber implements Flow.Subscriber<String> {
@Override public void onSubscribe(Flow.Subscription subscription) { }
@Override public void onNext(String item) { }
@Override public void onError(Throwable throwable) { }
@Override public void onComplete() { }
}
static class CharSequenceSubscriber implements Flow.Subscriber<CharSequence> {
@Override public void onSubscribe(Flow.Subscription subscription) { }
@Override public void onNext(CharSequence 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() { }
}
// ---
static final Function<StringSubscriber,Integer> f1 = subscriber -> 1;
static final Function<StringSubscriber,Number> f2 = subscriber -> 2;
static final Function<StringSubscriberX,Integer> f3 = subscriber -> 3;
static final Function<StringSubscriberX,Number> f4 = subscriber -> 4;
static class StringSubscriberX extends StringSubscriber {
int getIntegerX() { return 5; }
}
static void makesSureDifferentGenericFunctionSignaturesCompile() {
BodyHandler<Integer> bh01 = BodyHandlers.fromLineSubscriber(new StringSubscriber(), s -> 6, "\n");
BodyHandler<Number> bh02 = BodyHandlers.fromLineSubscriber(new StringSubscriber(), s -> 7, "\n");
BodyHandler<Integer> bh03 = BodyHandlers.fromLineSubscriber(new StringSubscriber(), f1, "\n");
BodyHandler<Number> bh04 = BodyHandlers.fromLineSubscriber(new StringSubscriber(), f1, "\n");
BodyHandler<Number> bh05 = BodyHandlers.fromLineSubscriber(new StringSubscriber(), f2, "\n");
BodyHandler<Integer> bh06 = BodyHandlers.fromLineSubscriber(new StringSubscriberX(), f1, "\n");
BodyHandler<Number> bh07 = BodyHandlers.fromLineSubscriber(new StringSubscriberX(), f1, "\n");
BodyHandler<Number> bh08 = BodyHandlers.fromLineSubscriber(new StringSubscriberX(), f2, "\n");
BodyHandler<Integer> bh09 = BodyHandlers.fromLineSubscriber(new StringSubscriberX(), StringSubscriberX::getIntegerX, "\n");
BodyHandler<Number> bh10 = BodyHandlers.fromLineSubscriber(new StringSubscriberX(), StringSubscriberX::getIntegerX, "\n");
BodyHandler<Integer> bh11 = BodyHandlers.fromLineSubscriber(new StringSubscriberX(), f3, "\n");
BodyHandler<Number> bh12 = BodyHandlers.fromLineSubscriber(new StringSubscriberX(), f3, "\n");
BodyHandler<Number> bh13 = BodyHandlers.fromLineSubscriber(new StringSubscriberX(), f4, "\n");
BodySubscriber<Integer> bs01 = BodySubscribers.fromLineSubscriber(new StringSubscriber(), s -> 6, UTF_8, "\n");
BodySubscriber<Number> bs02 = BodySubscribers.fromLineSubscriber(new StringSubscriber(), s -> 7, UTF_8, "\n");
BodySubscriber<Integer> bs03 = BodySubscribers.fromLineSubscriber(new StringSubscriber(), f1, UTF_8, "\n");
BodySubscriber<Number> bs04 = BodySubscribers.fromLineSubscriber(new StringSubscriber(), f1, UTF_8, "\n");
BodySubscriber<Number> bs05 = BodySubscribers.fromLineSubscriber(new StringSubscriber(), f2, UTF_8, "\n");
BodySubscriber<Integer> bs06 = BodySubscribers.fromLineSubscriber(new StringSubscriberX(), f1, UTF_8, "\n");
BodySubscriber<Number> bs07 = BodySubscribers.fromLineSubscriber(new StringSubscriberX(), f1, UTF_8, "\n");
BodySubscriber<Number> bs08 = BodySubscribers.fromLineSubscriber(new StringSubscriberX(), f2, UTF_8, "\n");
BodySubscriber<Integer> bs09 = BodySubscribers.fromLineSubscriber(new StringSubscriberX(), StringSubscriberX::getIntegerX, UTF_8, "\n");
BodySubscriber<Number> bs10 = BodySubscribers.fromLineSubscriber(new StringSubscriberX(), StringSubscriberX::getIntegerX, UTF_8, "\n");
BodySubscriber<Integer> bs11 = BodySubscribers.fromLineSubscriber(new StringSubscriberX(), f3, UTF_8, "\n");
BodySubscriber<Number> bs12 = BodySubscribers.fromLineSubscriber(new StringSubscriberX(), f3, UTF_8, "\n");
BodySubscriber<Number> bs13 = BodySubscribers.fromLineSubscriber(new StringSubscriberX(), f4, UTF_8, "\n");
}
}
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