73 lines
2.5 KiB
Java
73 lines
2.5 KiB
Java
/*
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* Copyright (c) 2019, 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 org.reactivestreams.tck.TestEnvironment;
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import org.reactivestreams.tck.flow.FlowPublisherVerification;
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import java.io.IOException;
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import java.io.UncheckedIOException;
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import java.net.http.HttpRequest.BodyPublishers;
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import java.nio.ByteBuffer;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.util.concurrent.Flow.Publisher;
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import java.util.concurrent.atomic.AtomicLong;
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/* See TckDriver.java for more information */
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public class BodyPublishersOfFile
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extends FlowPublisherVerification<ByteBuffer> {
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private static final int ELEMENT_SIZE = 16 * 1024;
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private static final AtomicLong UNIQUE_NUMBERS = new AtomicLong();
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public BodyPublishersOfFile() {
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super(new TestEnvironment(450L));
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}
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@Override
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public Publisher<ByteBuffer> createFlowPublisher(long nElements) {
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try {
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Path f = createFile(nElements * ELEMENT_SIZE);
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return BodyPublishers.ofFile(f);
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} catch (IOException e) {
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throw new UncheckedIOException(e);
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}
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}
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private static Path createFile(long nBytes) throws IOException {
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String name = "f" + UNIQUE_NUMBERS.getAndIncrement();
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Path f = Files.createFile(Path.of(name));
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return Files.write(f, S.arrayOfNRandomBytes(nBytes));
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}
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@Override
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public Publisher<ByteBuffer> createFailedFlowPublisher() {
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return null;
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}
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@Override
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public long maxElementsFromPublisher() {
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return 21;
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}
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}
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