274 lines
13 KiB
Java
274 lines
13 KiB
Java
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/*
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* Copyright (c) 2021, 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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/*
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* @test
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* @requires ((os.arch == "amd64" | os.arch == "x86_64") & sun.arch.data.model == "64") | os.arch == "aarch64"
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* @run testng/othervm --enable-native-access=ALL-UNNAMED TestScopedOperations
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*/
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import jdk.incubator.foreign.CLinker;
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import jdk.incubator.foreign.MemoryAddress;
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import jdk.incubator.foreign.MemoryLayout;
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import jdk.incubator.foreign.MemoryLayouts;
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import jdk.incubator.foreign.MemorySegment;
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import jdk.incubator.foreign.ResourceScope;
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import jdk.incubator.foreign.SegmentAllocator;
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import org.testng.annotations.DataProvider;
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import org.testng.annotations.Test;
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import java.io.File;
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import java.io.IOException;
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import java.nio.channels.FileChannel;
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import java.nio.file.Path;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.concurrent.atomic.AtomicReference;
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import java.util.function.Consumer;
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import java.util.function.Function;
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import static org.testng.Assert.assertEquals;
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import static org.testng.Assert.assertNotNull;
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import static org.testng.Assert.assertTrue;
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import static org.testng.Assert.fail;
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public class TestScopedOperations {
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static Path tempPath;
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static {
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try {
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File file = File.createTempFile("scopedBuffer", "txt");
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file.deleteOnExit();
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tempPath = file.toPath();
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} catch (IOException ex) {
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throw new ExceptionInInitializerError(ex);
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}
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}
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@Test(dataProvider = "scopedOperations")
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public void testOpAfterClose(String name, ScopedOperation scopedOperation) {
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ResourceScope scope = ResourceScope.newConfinedScope();
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scope.close();
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try {
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scopedOperation.accept(scope);
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fail();
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} catch (IllegalStateException ex) {
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assertTrue(ex.getMessage().contains("closed"));
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}
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}
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@Test(dataProvider = "scopedOperations")
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public void testOpOutsideConfinement(String name, ScopedOperation scopedOperation) {
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try (ResourceScope scope = ResourceScope.newConfinedScope()) {
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AtomicReference<Throwable> failed = new AtomicReference<>();
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Thread t = new Thread(() -> {
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try {
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scopedOperation.accept(scope);
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} catch (Throwable ex) {
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failed.set(ex);
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}
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});
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t.start();
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t.join();
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assertNotNull(failed.get());
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assertEquals(failed.get().getClass(), IllegalStateException.class);
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assertTrue(failed.get().getMessage().contains("outside"));
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} catch (InterruptedException ex) {
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throw new AssertionError(ex);
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}
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}
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static List<ScopedOperation> scopedOperations = new ArrayList<>();
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static {
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// scope operations
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ScopedOperation.ofScope(scope -> scope.addCloseAction(() -> {
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}), "ResourceScope::addOnClose");
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ScopedOperation.ofScope(scope -> {
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ResourceScope.Handle handle = scope.acquire();
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scope.release(handle);
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}, "ResourceScope::lock");
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ScopedOperation.ofScope(scope -> MemorySegment.allocateNative(100, scope), "MemorySegment::allocateNative");
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ScopedOperation.ofScope(scope -> {
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try {
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MemorySegment.mapFile(tempPath, 0, 10, FileChannel.MapMode.READ_WRITE, scope);
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} catch (IOException ex) {
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fail();
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}
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}, "MemorySegment::mapFromFile");
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ScopedOperation.ofScope(scope -> CLinker.VaList.make(b -> {}, scope), "VaList::make");
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ScopedOperation.ofScope(scope -> CLinker.VaList.ofAddress(MemoryAddress.ofLong(42), scope), "VaList::make");
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ScopedOperation.ofScope(scope -> CLinker.toCString("Hello", scope), "CLinker::toCString");
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ScopedOperation.ofScope(SegmentAllocator::arenaAllocator, "SegmentAllocator::arenaAllocator");
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// segment operations
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ScopedOperation.ofSegment(MemorySegment::toByteArray, "MemorySegment::toByteArray");
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ScopedOperation.ofSegment(MemorySegment::toCharArray, "MemorySegment::toCharArray");
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ScopedOperation.ofSegment(MemorySegment::toShortArray, "MemorySegment::toShortArray");
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ScopedOperation.ofSegment(MemorySegment::toIntArray, "MemorySegment::toIntArray");
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ScopedOperation.ofSegment(MemorySegment::toFloatArray, "MemorySegment::toFloatArray");
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ScopedOperation.ofSegment(MemorySegment::toLongArray, "MemorySegment::toLongArray");
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ScopedOperation.ofSegment(MemorySegment::toDoubleArray, "MemorySegment::toDoubleArray");
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ScopedOperation.ofSegment(MemorySegment::address, "MemorySegment::address");
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ScopedOperation.ofSegment(s -> MemoryLayout.sequenceLayout(s.byteSize(), MemoryLayouts.JAVA_BYTE), "MemorySegment::spliterator");
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ScopedOperation.ofSegment(s -> s.copyFrom(s), "MemorySegment::copyFrom");
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ScopedOperation.ofSegment(s -> s.mismatch(s), "MemorySegment::mismatch");
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ScopedOperation.ofSegment(s -> s.fill((byte) 0), "MemorySegment::fill");
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// address operations
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ScopedOperation.ofAddress(a -> a.toRawLongValue(), "MemoryAddress::toRawLongValue");
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ScopedOperation.ofAddress(a -> a.asSegment(100, ResourceScope.globalScope()), "MemoryAddress::asSegment");
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// valist operations
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ScopedOperation.ofVaList(CLinker.VaList::address, "VaList::address");
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ScopedOperation.ofVaList(CLinker.VaList::copy, "VaList::copy");
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ScopedOperation.ofVaList(list -> list.vargAsAddress(MemoryLayouts.ADDRESS), "VaList::vargAsAddress");
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ScopedOperation.ofVaList(list -> list.vargAsInt(MemoryLayouts.JAVA_INT), "VaList::vargAsInt");
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ScopedOperation.ofVaList(list -> list.vargAsLong(MemoryLayouts.JAVA_LONG), "VaList::vargAsLong");
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ScopedOperation.ofVaList(list -> list.vargAsDouble(MemoryLayouts.JAVA_DOUBLE), "VaList::vargAsDouble");
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ScopedOperation.ofVaList(CLinker.VaList::skip, "VaList::skip");
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ScopedOperation.ofVaList(list -> list.vargAsSegment(MemoryLayout.structLayout(MemoryLayouts.JAVA_INT), ResourceScope.newImplicitScope()), "VaList::vargAsSegment/1");
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// allocator operations
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ScopedOperation.ofAllocator(a -> a.allocate(1), "NativeAllocator::allocate/size");
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ScopedOperation.ofAllocator(a -> a.allocate(1, 1), "NativeAllocator::allocate/size/align");
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ScopedOperation.ofAllocator(a -> a.allocate(MemoryLayouts.JAVA_BYTE), "NativeAllocator::allocate/layout");
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ScopedOperation.ofAllocator(a -> a.allocate(MemoryLayouts.JAVA_BYTE, (byte) 0), "NativeAllocator::allocate/byte");
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ScopedOperation.ofAllocator(a -> a.allocate(MemoryLayouts.JAVA_CHAR, (char) 0), "NativeAllocator::allocate/char");
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ScopedOperation.ofAllocator(a -> a.allocate(MemoryLayouts.JAVA_SHORT, (short) 0), "NativeAllocator::allocate/short");
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ScopedOperation.ofAllocator(a -> a.allocate(MemoryLayouts.JAVA_INT, 0), "NativeAllocator::allocate/int");
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ScopedOperation.ofAllocator(a -> a.allocate(MemoryLayouts.JAVA_FLOAT, 0f), "NativeAllocator::allocate/float");
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ScopedOperation.ofAllocator(a -> a.allocate(MemoryLayouts.JAVA_LONG, 0L), "NativeAllocator::allocate/long");
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ScopedOperation.ofAllocator(a -> a.allocate(MemoryLayouts.JAVA_DOUBLE, 0d), "NativeAllocator::allocate/double");
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ScopedOperation.ofAllocator(a -> a.allocateArray(MemoryLayouts.JAVA_BYTE, 1L), "NativeAllocator::allocateArray/size");
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ScopedOperation.ofAllocator(a -> a.allocateArray(MemoryLayouts.JAVA_BYTE, new byte[]{0}), "NativeAllocator::allocateArray/byte");
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ScopedOperation.ofAllocator(a -> a.allocateArray(MemoryLayouts.JAVA_CHAR, new char[]{0}), "NativeAllocator::allocateArray/char");
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ScopedOperation.ofAllocator(a -> a.allocateArray(MemoryLayouts.JAVA_SHORT, new short[]{0}), "NativeAllocator::allocateArray/short");
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ScopedOperation.ofAllocator(a -> a.allocateArray(MemoryLayouts.JAVA_INT, new int[]{0}), "NativeAllocator::allocateArray/int");
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ScopedOperation.ofAllocator(a -> a.allocateArray(MemoryLayouts.JAVA_FLOAT, new float[]{0}), "NativeAllocator::allocateArray/float");
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ScopedOperation.ofAllocator(a -> a.allocateArray(MemoryLayouts.JAVA_LONG, new long[]{0}), "NativeAllocator::allocateArray/long");
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ScopedOperation.ofAllocator(a -> a.allocateArray(MemoryLayouts.JAVA_DOUBLE, new double[]{0}), "NativeAllocator::allocateArray/double");
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};
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@DataProvider(name = "scopedOperations")
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static Object[][] scopedOperations() {
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return scopedOperations.stream().map(op -> new Object[] { op.name, op }).toArray(Object[][]::new);
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}
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static class ScopedOperation implements Consumer<ResourceScope> {
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final Consumer<ResourceScope> scopeConsumer;
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final String name;
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private ScopedOperation(Consumer<ResourceScope> scopeConsumer, String name) {
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this.scopeConsumer = scopeConsumer;
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this.name = name;
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}
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@Override
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public void accept(ResourceScope scope) {
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scopeConsumer.accept(scope);
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}
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static void ofScope(Consumer<ResourceScope> scopeConsumer, String name) {
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scopedOperations.add(new ScopedOperation(scopeConsumer::accept, name));
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}
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static void ofVaList(Consumer<CLinker.VaList> vaListConsumer, String name) {
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scopedOperations.add(new ScopedOperation(scope -> {
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CLinker.VaList vaList = CLinker.VaList.make((builder) -> {}, scope);
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vaListConsumer.accept(vaList);
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}, name));
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}
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static void ofSegment(Consumer<MemorySegment> segmentConsumer, String name) {
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for (SegmentFactory segmentFactory : SegmentFactory.values()) {
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scopedOperations.add(new ScopedOperation(scope -> {
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MemorySegment segment = segmentFactory.segmentFactory.apply(scope);
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segmentConsumer.accept(segment);
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}, segmentFactory.name() + "/" + name));
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}
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}
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static void ofAddress(Consumer<MemoryAddress> addressConsumer, String name) {
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for (SegmentFactory segmentFactory : SegmentFactory.values()) {
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scopedOperations.add(new ScopedOperation(scope -> {
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MemoryAddress segment = segmentFactory.segmentFactory.apply(scope).address();
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addressConsumer.accept(segment);
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}, segmentFactory.name() + "/" + name));
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}
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}
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static void ofAllocator(Consumer<SegmentAllocator> allocatorConsumer, String name) {
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for (AllocatorFactory allocatorFactory : AllocatorFactory.values()) {
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scopedOperations.add(new ScopedOperation(scope -> {
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SegmentAllocator allocator = allocatorFactory.allocatorFactory.apply(scope);
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allocatorConsumer.accept(allocator);
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}, allocatorFactory.name() + "/" + name));
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}
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}
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enum SegmentFactory {
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NATIVE(scope -> MemorySegment.allocateNative(10, scope)),
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MAPPED(scope -> {
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try {
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return MemorySegment.mapFile(Path.of("foo.txt"), 0, 10, FileChannel.MapMode.READ_WRITE, scope);
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} catch (IOException ex) {
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throw new AssertionError(ex);
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}
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}),
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UNSAFE(scope -> MemoryAddress.NULL.asSegment(10, scope));
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static {
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try {
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File f = new File("foo.txt");
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f.createNewFile();
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f.deleteOnExit();
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} catch (IOException ex) {
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throw new ExceptionInInitializerError(ex);
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}
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}
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final Function<ResourceScope, MemorySegment> segmentFactory;
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SegmentFactory(Function<ResourceScope, MemorySegment> segmentFactory) {
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this.segmentFactory = segmentFactory;
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}
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}
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enum AllocatorFactory {
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ARENA_BOUNDED(scope -> SegmentAllocator.arenaAllocator(1000, scope)),
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ARENA_UNBOUNDED(SegmentAllocator::arenaAllocator),
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FROM_SEGMENT(scope -> {
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MemorySegment segment = MemorySegment.allocateNative(10, scope);
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return SegmentAllocator.ofSegment(segment);
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}),
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FROM_SCOPE(SegmentAllocator::ofScope);
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final Function<ResourceScope, SegmentAllocator> allocatorFactory;
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AllocatorFactory(Function<ResourceScope, SegmentAllocator> allocatorFactory) {
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this.allocatorFactory = allocatorFactory;
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}
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}
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}
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}
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