81 lines
2.9 KiB
Java
81 lines
2.9 KiB
Java
/*
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* Copyright (c) 2021, 2023, 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.UncheckedIOException;
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import java.nio.channels.Channels;
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import java.nio.channels.FileChannel;
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import java.nio.file.Files;
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import static java.nio.file.StandardOpenOption.*;
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import org.testng.annotations.Test;
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/*
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* @test
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* @library /test/lib
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* @build jdk.test.lib.RandomFactory
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* @run testng/othervm/timeout=180 TransferTo_2GB_transferTo
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* @bug 8265891
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* @summary Tests if ChannelInputStream.transferTo correctly
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* transfers 2GB+ using FileChannel.transferTo(WritableByteChannel).
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* @key randomness
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*/
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public class TransferTo_2GB_transferTo extends TransferToBase {
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/*
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* Special test for file-to-stream transfer of more than 2 GB. This test
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* covers multiple iterations of FileChannel.transferTo(WritableByteChannel),
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* which ChannelInputStream.transferTo() only applies in this particular
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* case, and cannot get tested using a single byte[] due to size limitation
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* of arrays.
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*/
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@Test
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public void testMoreThanTwoGB() throws IOException {
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testMoreThanTwoGB("To",
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(sourceFile, targetFile) -> {
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try {
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return Channels.newInputStream(FileChannel.open(sourceFile));
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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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(sourceFile, targetFile) -> {
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try {
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return Channels.newOutputStream(FileChannel.open(targetFile, WRITE));
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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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(inputStream, outputStream) -> {
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try {
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return inputStream.transferTo(outputStream);
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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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);
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}
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}
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