648 lines
20 KiB
Java
648 lines
20 KiB
Java
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/*
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* Copyright (c) 2015, 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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* @run testng/othervm -Diters=10 -Xint VarHandleTestAccessBoolean
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* @run testng/othervm -Diters=20000 -XX:TieredStopAtLevel=1 VarHandleTestAccessBoolean
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* @run testng/othervm -Diters=20000 VarHandleTestAccessBoolean
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* @run testng/othervm -Diters=20000 -XX:-TieredCompilation VarHandleTestAccessBoolean
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*/
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import org.testng.annotations.BeforeClass;
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import org.testng.annotations.DataProvider;
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import org.testng.annotations.Test;
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import java.lang.invoke.MethodHandles;
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import java.lang.invoke.VarHandle;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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import static org.testng.Assert.*;
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public class VarHandleTestAccessBoolean extends VarHandleBaseTest {
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static final boolean static_final_v = true;
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static boolean static_v;
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final boolean final_v = true;
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boolean v;
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VarHandle vhFinalField;
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VarHandle vhField;
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VarHandle vhStaticField;
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VarHandle vhStaticFinalField;
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VarHandle vhArray;
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@BeforeClass
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public void setup() throws Exception {
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vhFinalField = MethodHandles.lookup().findVarHandle(
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VarHandleTestAccessBoolean.class, "final_v", boolean.class);
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vhField = MethodHandles.lookup().findVarHandle(
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VarHandleTestAccessBoolean.class, "v", boolean.class);
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vhStaticFinalField = MethodHandles.lookup().findStaticVarHandle(
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VarHandleTestAccessBoolean.class, "static_final_v", boolean.class);
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vhStaticField = MethodHandles.lookup().findStaticVarHandle(
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VarHandleTestAccessBoolean.class, "static_v", boolean.class);
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vhArray = MethodHandles.arrayElementVarHandle(boolean[].class);
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}
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@DataProvider
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public Object[][] varHandlesProvider() throws Exception {
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List<VarHandle> vhs = new ArrayList<>();
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vhs.add(vhField);
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vhs.add(vhStaticField);
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vhs.add(vhArray);
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return vhs.stream().map(tc -> new Object[]{tc}).toArray(Object[][]::new);
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}
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@Test(dataProvider = "varHandlesProvider")
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public void testIsAccessModeSupported(VarHandle vh) {
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.get));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.set));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.getVolatile));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.setVolatile));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.getAcquire));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.setRelease));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.getOpaque));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.setOpaque));
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.compareAndSet));
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.compareAndExchangeVolatile));
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.compareAndExchangeAcquire));
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.compareAndExchangeRelease));
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.weakCompareAndSet));
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.weakCompareAndSetAcquire));
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.weakCompareAndSetRelease));
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.weakCompareAndSetRelease));
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.getAndSet));
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.getAndAdd));
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.addAndGet));
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}
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@DataProvider
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public Object[][] typesProvider() throws Exception {
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List<Object[]> types = new ArrayList<>();
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types.add(new Object[] {vhField, Arrays.asList(VarHandleTestAccessBoolean.class)});
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types.add(new Object[] {vhStaticField, Arrays.asList()});
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types.add(new Object[] {vhArray, Arrays.asList(boolean[].class, int.class)});
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return types.stream().toArray(Object[][]::new);
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}
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@Test(dataProvider = "typesProvider")
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public void testTypes(VarHandle vh, List<Class<?>> pts) {
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assertEquals(vh.varType(), boolean.class);
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assertEquals(vh.coordinateTypes(), pts);
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testTypes(vh);
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}
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@Test
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public void testLookupInstanceToStatic() {
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checkIAE("Lookup of static final field to instance final field", () -> {
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MethodHandles.lookup().findStaticVarHandle(
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VarHandleTestAccessBoolean.class, "final_v", boolean.class);
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});
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checkIAE("Lookup of static field to instance field", () -> {
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MethodHandles.lookup().findStaticVarHandle(
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VarHandleTestAccessBoolean.class, "v", boolean.class);
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});
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}
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@Test
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public void testLookupStaticToInstance() {
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checkIAE("Lookup of instance final field to static final field", () -> {
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MethodHandles.lookup().findVarHandle(
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VarHandleTestAccessBoolean.class, "static_final_v", boolean.class);
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});
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checkIAE("Lookup of instance field to static field", () -> {
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vhStaticField = MethodHandles.lookup().findVarHandle(
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VarHandleTestAccessBoolean.class, "static_v", boolean.class);
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});
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}
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@DataProvider
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public Object[][] accessTestCaseProvider() throws Exception {
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List<AccessTestCase<?>> cases = new ArrayList<>();
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cases.add(new VarHandleAccessTestCase("Instance final field",
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vhFinalField, vh -> testInstanceFinalField(this, vh)));
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cases.add(new VarHandleAccessTestCase("Instance final field unsupported",
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vhFinalField, vh -> testInstanceFinalFieldUnsupported(this, vh),
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false));
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cases.add(new VarHandleAccessTestCase("Static final field",
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vhStaticFinalField, VarHandleTestAccessBoolean::testStaticFinalField));
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cases.add(new VarHandleAccessTestCase("Static final field unsupported",
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vhStaticFinalField, VarHandleTestAccessBoolean::testStaticFinalFieldUnsupported,
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false));
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cases.add(new VarHandleAccessTestCase("Instance field",
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vhField, vh -> testInstanceField(this, vh)));
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cases.add(new VarHandleAccessTestCase("Instance field unsupported",
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vhField, vh -> testInstanceFieldUnsupported(this, vh),
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false));
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cases.add(new VarHandleAccessTestCase("Static field",
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vhStaticField, VarHandleTestAccessBoolean::testStaticField));
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cases.add(new VarHandleAccessTestCase("Static field unsupported",
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vhStaticField, VarHandleTestAccessBoolean::testStaticFieldUnsupported,
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false));
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cases.add(new VarHandleAccessTestCase("Array",
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vhArray, VarHandleTestAccessBoolean::testArray));
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cases.add(new VarHandleAccessTestCase("Array unsupported",
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vhArray, VarHandleTestAccessBoolean::testArrayUnsupported,
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false));
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cases.add(new VarHandleAccessTestCase("Array index out of bounds",
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vhArray, VarHandleTestAccessBoolean::testArrayIndexOutOfBounds,
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false));
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// Work around issue with jtreg summary reporting which truncates
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// the String result of Object.toString to 30 characters, hence
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// the first dummy argument
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return cases.stream().map(tc -> new Object[]{tc.toString(), tc}).toArray(Object[][]::new);
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}
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@Test(dataProvider = "accessTestCaseProvider")
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public <T> void testAccess(String desc, AccessTestCase<T> atc) throws Throwable {
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T t = atc.get();
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int iters = atc.requiresLoop() ? ITERS : 1;
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for (int c = 0; c < iters; c++) {
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atc.testAccess(t);
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}
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}
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static void testInstanceFinalField(VarHandleTestAccessBoolean recv, VarHandle vh) {
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// Plain
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{
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boolean x = (boolean) vh.get(recv);
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assertEquals(x, true, "get boolean value");
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}
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// Volatile
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{
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boolean x = (boolean) vh.getVolatile(recv);
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assertEquals(x, true, "getVolatile boolean value");
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}
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// Lazy
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{
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boolean x = (boolean) vh.getAcquire(recv);
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assertEquals(x, true, "getRelease boolean value");
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}
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// Opaque
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{
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boolean x = (boolean) vh.getOpaque(recv);
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assertEquals(x, true, "getOpaque boolean value");
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}
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}
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static void testInstanceFinalFieldUnsupported(VarHandleTestAccessBoolean recv, VarHandle vh) {
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checkUOE(() -> {
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vh.set(recv, false);
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});
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checkUOE(() -> {
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vh.setVolatile(recv, false);
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});
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checkUOE(() -> {
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vh.setRelease(recv, false);
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});
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checkUOE(() -> {
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vh.setOpaque(recv, false);
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});
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checkUOE(() -> {
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boolean r = vh.compareAndSet(recv, true, false);
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});
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checkUOE(() -> {
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boolean r = (boolean) vh.compareAndExchangeVolatile(recv, true, false);
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});
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checkUOE(() -> {
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boolean r = (boolean) vh.compareAndExchangeAcquire(recv, true, false);
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});
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checkUOE(() -> {
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boolean r = (boolean) vh.compareAndExchangeRelease(recv, true, false);
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});
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checkUOE(() -> {
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boolean r = vh.weakCompareAndSet(recv, true, false);
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});
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checkUOE(() -> {
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boolean r = vh.weakCompareAndSetAcquire(recv, true, false);
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});
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checkUOE(() -> {
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boolean r = vh.weakCompareAndSetRelease(recv, true, false);
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});
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checkUOE(() -> {
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boolean o = (boolean) vh.getAndAdd(recv, true);
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});
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checkUOE(() -> {
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boolean o = (boolean) vh.addAndGet(recv, true);
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});
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}
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static void testStaticFinalField(VarHandle vh) {
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// Plain
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{
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boolean x = (boolean) vh.get();
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assertEquals(x, true, "get boolean value");
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}
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// Volatile
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{
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boolean x = (boolean) vh.getVolatile();
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assertEquals(x, true, "getVolatile boolean value");
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}
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// Lazy
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{
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boolean x = (boolean) vh.getAcquire();
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assertEquals(x, true, "getRelease boolean value");
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}
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// Opaque
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{
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boolean x = (boolean) vh.getOpaque();
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assertEquals(x, true, "getOpaque boolean value");
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}
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}
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static void testStaticFinalFieldUnsupported(VarHandle vh) {
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checkUOE(() -> {
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vh.set(false);
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});
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checkUOE(() -> {
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vh.setVolatile(false);
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});
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checkUOE(() -> {
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vh.setRelease(false);
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});
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checkUOE(() -> {
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vh.setOpaque(false);
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});
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checkUOE(() -> {
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boolean r = vh.compareAndSet(true, false);
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});
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checkUOE(() -> {
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boolean r = (boolean) vh.compareAndExchangeVolatile(true, false);
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});
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checkUOE(() -> {
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boolean r = (boolean) vh.compareAndExchangeAcquire(true, false);
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});
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checkUOE(() -> {
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boolean r = (boolean) vh.compareAndExchangeRelease(true, false);
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});
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checkUOE(() -> {
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boolean r = vh.weakCompareAndSet(true, false);
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});
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checkUOE(() -> {
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boolean r = vh.weakCompareAndSetAcquire(true, false);
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});
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checkUOE(() -> {
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boolean r = vh.weakCompareAndSetRelease(true, false);
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});
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checkUOE(() -> {
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boolean o = (boolean) vh.getAndAdd(true);
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});
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checkUOE(() -> {
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boolean o = (boolean) vh.addAndGet(true);
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});
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}
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static void testInstanceField(VarHandleTestAccessBoolean recv, VarHandle vh) {
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// Plain
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{
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|
|
vh.set(recv, true);
|
||
|
|
boolean x = (boolean) vh.get(recv);
|
||
|
|
assertEquals(x, true, "set boolean value");
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
// Volatile
|
||
|
|
{
|
||
|
|
vh.setVolatile(recv, false);
|
||
|
|
boolean x = (boolean) vh.getVolatile(recv);
|
||
|
|
assertEquals(x, false, "setVolatile boolean value");
|
||
|
|
}
|
||
|
|
|
||
|
|
// Lazy
|
||
|
|
{
|
||
|
|
vh.setRelease(recv, true);
|
||
|
|
boolean x = (boolean) vh.getAcquire(recv);
|
||
|
|
assertEquals(x, true, "setRelease boolean value");
|
||
|
|
}
|
||
|
|
|
||
|
|
// Opaque
|
||
|
|
{
|
||
|
|
vh.setOpaque(recv, false);
|
||
|
|
boolean x = (boolean) vh.getOpaque(recv);
|
||
|
|
assertEquals(x, false, "setOpaque boolean value");
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
static void testInstanceFieldUnsupported(VarHandleTestAccessBoolean recv, VarHandle vh) {
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = vh.compareAndSet(recv, true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = (boolean) vh.compareAndExchangeVolatile(recv, true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = (boolean) vh.compareAndExchangeAcquire(recv, true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = (boolean) vh.compareAndExchangeRelease(recv, true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = vh.weakCompareAndSet(recv, true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = vh.weakCompareAndSetAcquire(recv, true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = vh.weakCompareAndSetRelease(recv, true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean o = (boolean) vh.getAndAdd(recv, true);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean o = (boolean) vh.addAndGet(recv, true);
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
static void testStaticField(VarHandle vh) {
|
||
|
|
// Plain
|
||
|
|
{
|
||
|
|
vh.set(true);
|
||
|
|
boolean x = (boolean) vh.get();
|
||
|
|
assertEquals(x, true, "set boolean value");
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
// Volatile
|
||
|
|
{
|
||
|
|
vh.setVolatile(false);
|
||
|
|
boolean x = (boolean) vh.getVolatile();
|
||
|
|
assertEquals(x, false, "setVolatile boolean value");
|
||
|
|
}
|
||
|
|
|
||
|
|
// Lazy
|
||
|
|
{
|
||
|
|
vh.setRelease(true);
|
||
|
|
boolean x = (boolean) vh.getAcquire();
|
||
|
|
assertEquals(x, true, "setRelease boolean value");
|
||
|
|
}
|
||
|
|
|
||
|
|
// Opaque
|
||
|
|
{
|
||
|
|
vh.setOpaque(false);
|
||
|
|
boolean x = (boolean) vh.getOpaque();
|
||
|
|
assertEquals(x, false, "setOpaque boolean value");
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
static void testStaticFieldUnsupported(VarHandle vh) {
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = vh.compareAndSet(true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = (boolean) vh.compareAndExchangeVolatile(true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = (boolean) vh.compareAndExchangeAcquire(true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = (boolean) vh.compareAndExchangeRelease(true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = vh.weakCompareAndSet(true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = vh.weakCompareAndSetAcquire(true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = vh.weakCompareAndSetRelease(true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean o = (boolean) vh.getAndAdd(true);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean o = (boolean) vh.addAndGet(true);
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
static void testArray(VarHandle vh) {
|
||
|
|
boolean[] array = new boolean[10];
|
||
|
|
|
||
|
|
for (int i = 0; i < array.length; i++) {
|
||
|
|
// Plain
|
||
|
|
{
|
||
|
|
vh.set(array, i, true);
|
||
|
|
boolean x = (boolean) vh.get(array, i);
|
||
|
|
assertEquals(x, true, "get boolean value");
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
// Volatile
|
||
|
|
{
|
||
|
|
vh.setVolatile(array, i, false);
|
||
|
|
boolean x = (boolean) vh.getVolatile(array, i);
|
||
|
|
assertEquals(x, false, "setVolatile boolean value");
|
||
|
|
}
|
||
|
|
|
||
|
|
// Lazy
|
||
|
|
{
|
||
|
|
vh.setRelease(array, i, true);
|
||
|
|
boolean x = (boolean) vh.getAcquire(array, i);
|
||
|
|
assertEquals(x, true, "setRelease boolean value");
|
||
|
|
}
|
||
|
|
|
||
|
|
// Opaque
|
||
|
|
{
|
||
|
|
vh.setOpaque(array, i, false);
|
||
|
|
boolean x = (boolean) vh.getOpaque(array, i);
|
||
|
|
assertEquals(x, false, "setOpaque boolean value");
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static void testArrayUnsupported(VarHandle vh) {
|
||
|
|
boolean[] array = new boolean[10];
|
||
|
|
|
||
|
|
int i = 0;
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = vh.compareAndSet(array, i, true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = (boolean) vh.compareAndExchangeVolatile(array, i, true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = (boolean) vh.compareAndExchangeAcquire(array, i, true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = (boolean) vh.compareAndExchangeRelease(array, i, true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = vh.weakCompareAndSet(array, i, true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = vh.weakCompareAndSetAcquire(array, i, true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean r = vh.weakCompareAndSetRelease(array, i, true, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean o = (boolean) vh.getAndAdd(array, i, true);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkUOE(() -> {
|
||
|
|
boolean o = (boolean) vh.addAndGet(array, i, true);
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
static void testArrayIndexOutOfBounds(VarHandle vh) throws Throwable {
|
||
|
|
boolean[] array = new boolean[10];
|
||
|
|
|
||
|
|
for (int i : new int[]{-1, Integer.MIN_VALUE, 10, 11, Integer.MAX_VALUE}) {
|
||
|
|
final int ci = i;
|
||
|
|
|
||
|
|
checkIOOBE(() -> {
|
||
|
|
boolean x = (boolean) vh.get(array, ci);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkIOOBE(() -> {
|
||
|
|
vh.set(array, ci, true);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkIOOBE(() -> {
|
||
|
|
boolean x = (boolean) vh.getVolatile(array, ci);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkIOOBE(() -> {
|
||
|
|
vh.setVolatile(array, ci, true);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkIOOBE(() -> {
|
||
|
|
boolean x = (boolean) vh.getAcquire(array, ci);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkIOOBE(() -> {
|
||
|
|
vh.setRelease(array, ci, true);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkIOOBE(() -> {
|
||
|
|
boolean x = (boolean) vh.getOpaque(array, ci);
|
||
|
|
});
|
||
|
|
|
||
|
|
checkIOOBE(() -> {
|
||
|
|
vh.setOpaque(array, ci, true);
|
||
|
|
});
|
||
|
|
|
||
|
|
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|