author | psandoz |
Mon, 20 Jun 2016 17:57:19 +0200 | |
changeset 39471 | 6622892a347a |
parent 38429 | 0fd11baf20c3 |
child 39472 | 6df82f4c63ac |
permissions | -rw-r--r-- |
36934 | 1 |
/* |
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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 VarHandleTestAccessString |
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* @run testng/othervm -Diters=20000 -XX:TieredStopAtLevel=1 VarHandleTestAccessString |
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* @run testng/othervm -Diters=20000 VarHandleTestAccessString |
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* @run testng/othervm -Diters=20000 -XX:-TieredCompilation VarHandleTestAccessString |
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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 VarHandleTestAccessString extends VarHandleBaseTest { |
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static final String static_final_v = "foo"; |
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static String static_v; |
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final String final_v = "foo"; |
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String 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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VarHandleTestAccessString.class, "final_v", String.class); |
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vhField = MethodHandles.lookup().findVarHandle( |
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VarHandleTestAccessString.class, "v", String.class); |
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vhStaticFinalField = MethodHandles.lookup().findStaticVarHandle( |
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VarHandleTestAccessString.class, "static_final_v", String.class); |
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vhStaticField = MethodHandles.lookup().findStaticVarHandle( |
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VarHandleTestAccessString.class, "static_v", String.class); |
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vhArray = MethodHandles.arrayElementVarHandle(String[].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.GET_VOLATILE)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.SET_VOLATILE)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.GET_ACQUIRE)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.SET_RELEASE)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.GET_OPAQUE)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.SET_OPAQUE)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.COMPARE_AND_SET)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.COMPARE_AND_EXCHANGE_VOLATILE)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.COMPARE_AND_EXCHANGE_ACQUIRE)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.COMPARE_AND_EXCHANGE_RELEASE)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.WEAK_COMPARE_AND_SET)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.WEAK_COMPARE_AND_SET_VOLATILE)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.WEAK_COMPARE_AND_SET_ACQUIRE)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.WEAK_COMPARE_AND_SET_RELEASE)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.GET_AND_SET)); |
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.GET_AND_ADD)); |
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.ADD_AND_GET)); |
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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(VarHandleTestAccessString.class)}); |
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types.add(new Object[] {vhStaticField, Arrays.asList()}); |
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types.add(new Object[] {vhArray, Arrays.asList(String[].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(), String.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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VarHandleTestAccessString.class, "final_v", String.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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VarHandleTestAccessString.class, "v", String.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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VarHandleTestAccessString.class, "static_final_v", String.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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VarHandleTestAccessString.class, "static_v", String.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, VarHandleTestAccessString::testStaticFinalField)); |
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cases.add(new VarHandleAccessTestCase("Static final field unsupported", |
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vhStaticFinalField, VarHandleTestAccessString::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, VarHandleTestAccessString::testStaticField)); |
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cases.add(new VarHandleAccessTestCase("Static field unsupported", |
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vhStaticField, VarHandleTestAccessString::testStaticFieldUnsupported, |
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false)); |
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cases.add(new VarHandleAccessTestCase("Array", |
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vhArray, VarHandleTestAccessString::testArray)); |
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cases.add(new VarHandleAccessTestCase("Array unsupported", |
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vhArray, VarHandleTestAccessString::testArrayUnsupported, |
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false)); |
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cases.add(new VarHandleAccessTestCase("Array index out of bounds", |
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vhArray, VarHandleTestAccessString::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(VarHandleTestAccessString recv, VarHandle vh) { |
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// Plain |
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{ |
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String x = (String) vh.get(recv); |
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assertEquals(x, "foo", "get String value"); |
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} |
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// Volatile |
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{ |
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String x = (String) vh.getVolatile(recv); |
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assertEquals(x, "foo", "getVolatile String value"); |
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} |
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// Lazy |
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{ |
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String x = (String) vh.getAcquire(recv); |
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assertEquals(x, "foo", "getRelease String value"); |
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} |
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// Opaque |
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{ |
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String x = (String) vh.getOpaque(recv); |
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assertEquals(x, "foo", "getOpaque String value"); |
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} |
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} |
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static void testInstanceFinalFieldUnsupported(VarHandleTestAccessString recv, VarHandle vh) { |
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checkUOE(() -> { |
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vh.set(recv, "bar"); |
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}); |
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checkUOE(() -> { |
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vh.setVolatile(recv, "bar"); |
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}); |
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checkUOE(() -> { |
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vh.setRelease(recv, "bar"); |
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}); |
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checkUOE(() -> { |
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vh.setOpaque(recv, "bar"); |
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}); |
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checkUOE(() -> { |
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String o = (String) vh.getAndAdd(recv, "foo"); |
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}); |
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checkUOE(() -> { |
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String o = (String) vh.addAndGet(recv, "foo"); |
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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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String x = (String) vh.get(); |
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assertEquals(x, "foo", "get String value"); |
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} |
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// Volatile |
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{ |
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String x = (String) vh.getVolatile(); |
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assertEquals(x, "foo", "getVolatile String value"); |
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} |
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// Lazy |
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{ |
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String x = (String) vh.getAcquire(); |
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assertEquals(x, "foo", "getRelease String value"); |
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} |
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// Opaque |
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{ |
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String x = (String) vh.getOpaque(); |
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assertEquals(x, "foo", "getOpaque String value"); |
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} |
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} |
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300 |
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301 |
static void testStaticFinalFieldUnsupported(VarHandle vh) { |
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checkUOE(() -> { |
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vh.set("bar"); |
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}); |
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checkUOE(() -> { |
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vh.setVolatile("bar"); |
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}); |
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checkUOE(() -> { |
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vh.setRelease("bar"); |
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}); |
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checkUOE(() -> { |
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vh.setOpaque("bar"); |
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}); |
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318 |
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319 |
checkUOE(() -> { |
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320 |
String o = (String) vh.getAndAdd("foo"); |
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}); |
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checkUOE(() -> { |
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String o = (String) vh.addAndGet("foo"); |
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}); |
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} |
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327 |
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328 |
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329 |
static void testInstanceField(VarHandleTestAccessString recv, VarHandle vh) { |
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330 |
// Plain |
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331 |
{ |
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332 |
vh.set(recv, "foo"); |
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String x = (String) vh.get(recv); |
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assertEquals(x, "foo", "set String value"); |
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} |
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336 |
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337 |
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338 |
// Volatile |
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339 |
{ |
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340 |
vh.setVolatile(recv, "bar"); |
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String x = (String) vh.getVolatile(recv); |
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assertEquals(x, "bar", "setVolatile String value"); |
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} |
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345 |
// Lazy |
|
346 |
{ |
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347 |
vh.setRelease(recv, "foo"); |
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String x = (String) vh.getAcquire(recv); |
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349 |
assertEquals(x, "foo", "setRelease String value"); |
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} |
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// Opaque |
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353 |
{ |
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vh.setOpaque(recv, "bar"); |
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String x = (String) vh.getOpaque(recv); |
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356 |
assertEquals(x, "bar", "setOpaque String value"); |
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} |
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359 |
vh.set(recv, "foo"); |
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361 |
// Compare |
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362 |
{ |
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363 |
boolean r = vh.compareAndSet(recv, "foo", "bar"); |
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364 |
assertEquals(r, true, "success compareAndSet String"); |
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String x = (String) vh.get(recv); |
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assertEquals(x, "bar", "success compareAndSet String value"); |
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367 |
} |
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369 |
{ |
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370 |
boolean r = vh.compareAndSet(recv, "foo", "baz"); |
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371 |
assertEquals(r, false, "failing compareAndSet String"); |
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372 |
String x = (String) vh.get(recv); |
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373 |
assertEquals(x, "bar", "failing compareAndSet String value"); |
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374 |
} |
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375 |
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376 |
{ |
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377 |
String r = (String) vh.compareAndExchangeVolatile(recv, "bar", "foo"); |
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378 |
assertEquals(r, "bar", "success compareAndExchangeVolatile String"); |
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379 |
String x = (String) vh.get(recv); |
|
380 |
assertEquals(x, "foo", "success compareAndExchangeVolatile String value"); |
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381 |
} |
|
382 |
||
383 |
{ |
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384 |
String r = (String) vh.compareAndExchangeVolatile(recv, "bar", "baz"); |
|
385 |
assertEquals(r, "foo", "failing compareAndExchangeVolatile String"); |
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String x = (String) vh.get(recv); |
|
387 |
assertEquals(x, "foo", "failing compareAndExchangeVolatile String value"); |
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388 |
} |
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389 |
||
390 |
{ |
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391 |
String r = (String) vh.compareAndExchangeAcquire(recv, "foo", "bar"); |
|
392 |
assertEquals(r, "foo", "success compareAndExchangeAcquire String"); |
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393 |
String x = (String) vh.get(recv); |
|
394 |
assertEquals(x, "bar", "success compareAndExchangeAcquire String value"); |
|
395 |
} |
|
396 |
||
397 |
{ |
|
398 |
String r = (String) vh.compareAndExchangeAcquire(recv, "foo", "baz"); |
|
399 |
assertEquals(r, "bar", "failing compareAndExchangeAcquire String"); |
|
400 |
String x = (String) vh.get(recv); |
|
401 |
assertEquals(x, "bar", "failing compareAndExchangeAcquire String value"); |
|
402 |
} |
|
403 |
||
404 |
{ |
|
405 |
String r = (String) vh.compareAndExchangeRelease(recv, "bar", "foo"); |
|
406 |
assertEquals(r, "bar", "success compareAndExchangeRelease String"); |
|
407 |
String x = (String) vh.get(recv); |
|
408 |
assertEquals(x, "foo", "success compareAndExchangeRelease String value"); |
|
409 |
} |
|
410 |
||
411 |
{ |
|
412 |
String r = (String) vh.compareAndExchangeRelease(recv, "bar", "baz"); |
|
413 |
assertEquals(r, "foo", "failing compareAndExchangeRelease String"); |
|
414 |
String x = (String) vh.get(recv); |
|
415 |
assertEquals(x, "foo", "failing compareAndExchangeRelease String value"); |
|
416 |
} |
|
417 |
||
418 |
{ |
|
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|
419 |
boolean success = false; |
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|
420 |
for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) { |
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|
421 |
success = vh.weakCompareAndSet(recv, "foo", "bar"); |
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|
422 |
} |
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changeset
|
423 |
assertEquals(success, true, "weakCompareAndSet String"); |
36934 | 424 |
String x = (String) vh.get(recv); |
425 |
assertEquals(x, "bar", "weakCompareAndSet String value"); |
|
426 |
} |
|
427 |
||
428 |
{ |
|
38355
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changeset
|
429 |
boolean success = false; |
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changeset
|
430 |
for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) { |
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|
431 |
success = vh.weakCompareAndSetAcquire(recv, "bar", "foo"); |
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|
432 |
} |
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changeset
|
433 |
assertEquals(success, true, "weakCompareAndSetAcquire String"); |
36934 | 434 |
String x = (String) vh.get(recv); |
435 |
assertEquals(x, "foo", "weakCompareAndSetAcquire String"); |
|
436 |
} |
|
437 |
||
438 |
{ |
|
38355
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changeset
|
439 |
boolean success = false; |
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changeset
|
440 |
for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) { |
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|
441 |
success = vh.weakCompareAndSetRelease(recv, "foo", "bar"); |
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changeset
|
442 |
} |
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changeset
|
443 |
assertEquals(success, true, "weakCompareAndSetRelease String"); |
36934 | 444 |
String x = (String) vh.get(recv); |
445 |
assertEquals(x, "bar", "weakCompareAndSetRelease String"); |
|
446 |
} |
|
447 |
||
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|
448 |
{ |
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changeset
|
449 |
boolean success = false; |
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changeset
|
450 |
for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) { |
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|
451 |
success = vh.weakCompareAndSetVolatile(recv, "bar", "foo"); |
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changeset
|
452 |
} |
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changeset
|
453 |
assertEquals(success, true, "weakCompareAndSetVolatile String"); |
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changeset
|
454 |
String x = (String) vh.get(recv); |
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changeset
|
455 |
assertEquals(x, "foo", "weakCompareAndSetVolatile String value"); |
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changeset
|
456 |
} |
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changeset
|
457 |
|
36934 | 458 |
// Compare set and get |
459 |
{ |
|
38372
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|
460 |
String o = (String) vh.getAndSet(recv, "bar"); |
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|
461 |
assertEquals(o, "foo", "getAndSet String"); |
36934 | 462 |
String x = (String) vh.get(recv); |
38372
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changeset
|
463 |
assertEquals(x, "bar", "getAndSet String value"); |
36934 | 464 |
} |
465 |
||
466 |
} |
|
467 |
||
468 |
static void testInstanceFieldUnsupported(VarHandleTestAccessString recv, VarHandle vh) { |
|
469 |
||
470 |
checkUOE(() -> { |
|
471 |
String o = (String) vh.getAndAdd(recv, "foo"); |
|
472 |
}); |
|
473 |
||
474 |
checkUOE(() -> { |
|
475 |
String o = (String) vh.addAndGet(recv, "foo"); |
|
476 |
}); |
|
477 |
} |
|
478 |
||
479 |
||
480 |
static void testStaticField(VarHandle vh) { |
|
481 |
// Plain |
|
482 |
{ |
|
483 |
vh.set("foo"); |
|
484 |
String x = (String) vh.get(); |
|
485 |
assertEquals(x, "foo", "set String value"); |
|
486 |
} |
|
487 |
||
488 |
||
489 |
// Volatile |
|
490 |
{ |
|
491 |
vh.setVolatile("bar"); |
|
492 |
String x = (String) vh.getVolatile(); |
|
493 |
assertEquals(x, "bar", "setVolatile String value"); |
|
494 |
} |
|
495 |
||
496 |
// Lazy |
|
497 |
{ |
|
498 |
vh.setRelease("foo"); |
|
499 |
String x = (String) vh.getAcquire(); |
|
500 |
assertEquals(x, "foo", "setRelease String value"); |
|
501 |
} |
|
502 |
||
503 |
// Opaque |
|
504 |
{ |
|
505 |
vh.setOpaque("bar"); |
|
506 |
String x = (String) vh.getOpaque(); |
|
507 |
assertEquals(x, "bar", "setOpaque String value"); |
|
508 |
} |
|
509 |
||
510 |
vh.set("foo"); |
|
511 |
||
512 |
// Compare |
|
513 |
{ |
|
514 |
boolean r = vh.compareAndSet("foo", "bar"); |
|
515 |
assertEquals(r, true, "success compareAndSet String"); |
|
516 |
String x = (String) vh.get(); |
|
517 |
assertEquals(x, "bar", "success compareAndSet String value"); |
|
518 |
} |
|
519 |
||
520 |
{ |
|
521 |
boolean r = vh.compareAndSet("foo", "baz"); |
|
522 |
assertEquals(r, false, "failing compareAndSet String"); |
|
523 |
String x = (String) vh.get(); |
|
524 |
assertEquals(x, "bar", "failing compareAndSet String value"); |
|
525 |
} |
|
526 |
||
527 |
{ |
|
528 |
String r = (String) vh.compareAndExchangeVolatile("bar", "foo"); |
|
529 |
assertEquals(r, "bar", "success compareAndExchangeVolatile String"); |
|
530 |
String x = (String) vh.get(); |
|
531 |
assertEquals(x, "foo", "success compareAndExchangeVolatile String value"); |
|
532 |
} |
|
533 |
||
534 |
{ |
|
535 |
String r = (String) vh.compareAndExchangeVolatile("bar", "baz"); |
|
536 |
assertEquals(r, "foo", "failing compareAndExchangeVolatile String"); |
|
537 |
String x = (String) vh.get(); |
|
538 |
assertEquals(x, "foo", "failing compareAndExchangeVolatile String value"); |
|
539 |
} |
|
540 |
||
541 |
{ |
|
542 |
String r = (String) vh.compareAndExchangeAcquire("foo", "bar"); |
|
543 |
assertEquals(r, "foo", "success compareAndExchangeAcquire String"); |
|
544 |
String x = (String) vh.get(); |
|
545 |
assertEquals(x, "bar", "success compareAndExchangeAcquire String value"); |
|
546 |
} |
|
547 |
||
548 |
{ |
|
549 |
String r = (String) vh.compareAndExchangeAcquire("foo", "baz"); |
|
550 |
assertEquals(r, "bar", "failing compareAndExchangeAcquire String"); |
|
551 |
String x = (String) vh.get(); |
|
552 |
assertEquals(x, "bar", "failing compareAndExchangeAcquire String value"); |
|
553 |
} |
|
554 |
||
555 |
{ |
|
556 |
String r = (String) vh.compareAndExchangeRelease("bar", "foo"); |
|
557 |
assertEquals(r, "bar", "success compareAndExchangeRelease String"); |
|
558 |
String x = (String) vh.get(); |
|
559 |
assertEquals(x, "foo", "success compareAndExchangeRelease String value"); |
|
560 |
} |
|
561 |
||
562 |
{ |
|
563 |
String r = (String) vh.compareAndExchangeRelease("bar", "baz"); |
|
564 |
assertEquals(r, "foo", "failing compareAndExchangeRelease String"); |
|
565 |
String x = (String) vh.get(); |
|
566 |
assertEquals(x, "foo", "failing compareAndExchangeRelease String value"); |
|
567 |
} |
|
568 |
||
569 |
{ |
|
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changeset
|
570 |
boolean success = false; |
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changeset
|
571 |
for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) { |
674cfd9b90cf
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changeset
|
572 |
success = vh.weakCompareAndSet("foo", "bar"); |
674cfd9b90cf
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changeset
|
573 |
} |
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changeset
|
574 |
assertEquals(success, true, "weakCompareAndSet String"); |
36934 | 575 |
String x = (String) vh.get(); |
576 |
assertEquals(x, "bar", "weakCompareAndSet String value"); |
|
577 |
} |
|
578 |
||
579 |
{ |
|
38355
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changeset
|
580 |
boolean success = false; |
674cfd9b90cf
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changeset
|
581 |
for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) { |
674cfd9b90cf
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changeset
|
582 |
success = vh.weakCompareAndSetAcquire("bar", "foo"); |
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
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changeset
|
583 |
} |
674cfd9b90cf
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changeset
|
584 |
assertEquals(success, true, "weakCompareAndSetAcquire String"); |
36934 | 585 |
String x = (String) vh.get(); |
586 |
assertEquals(x, "foo", "weakCompareAndSetAcquire String"); |
|
587 |
} |
|
588 |
||
589 |
{ |
|
38355
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8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
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parents:
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diff
changeset
|
590 |
boolean success = false; |
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
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parents:
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changeset
|
591 |
for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) { |
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
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parents:
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changeset
|
592 |
success = vh.weakCompareAndSetRelease("foo", "bar"); |
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
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parents:
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diff
changeset
|
593 |
} |
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
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parents:
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diff
changeset
|
594 |
assertEquals(success, true, "weakCompareAndSetRelease String"); |
36934 | 595 |
String x = (String) vh.get(); |
596 |
assertEquals(x, "bar", "weakCompareAndSetRelease String"); |
|
597 |
} |
|
598 |
||
38372
017d7578731c
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diff
changeset
|
599 |
{ |
017d7578731c
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parents:
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diff
changeset
|
600 |
boolean success = false; |
017d7578731c
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parents:
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diff
changeset
|
601 |
for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) { |
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
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parents:
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diff
changeset
|
602 |
success = vh.weakCompareAndSetRelease("bar", "foo"); |
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
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parents:
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diff
changeset
|
603 |
} |
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
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parents:
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diff
changeset
|
604 |
assertEquals(success, true, "weakCompareAndSetVolatile String"); |
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
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diff
changeset
|
605 |
String x = (String) vh.get(); |
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
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changeset
|
606 |
assertEquals(x, "foo", "weakCompareAndSetVolatile String"); |
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
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parents:
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diff
changeset
|
607 |
} |
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
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parents:
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diff
changeset
|
608 |
|
36934 | 609 |
// Compare set and get |
610 |
{ |
|
38372
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parents:
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diff
changeset
|
611 |
String o = (String) vh.getAndSet("bar"); |
017d7578731c
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diff
changeset
|
612 |
assertEquals(o, "foo", "getAndSet String"); |
36934 | 613 |
String x = (String) vh.get(); |
38372
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changeset
|
614 |
assertEquals(x, "bar", "getAndSet String value"); |
36934 | 615 |
} |
616 |
||
617 |
} |
|
618 |
||
619 |
static void testStaticFieldUnsupported(VarHandle vh) { |
|
620 |
||
621 |
checkUOE(() -> { |
|
622 |
String o = (String) vh.getAndAdd("foo"); |
|
623 |
}); |
|
624 |
||
625 |
checkUOE(() -> { |
|
626 |
String o = (String) vh.addAndGet("foo"); |
|
627 |
}); |
|
628 |
} |
|
629 |
||
630 |
||
631 |
static void testArray(VarHandle vh) { |
|
632 |
String[] array = new String[10]; |
|
633 |
||
634 |
for (int i = 0; i < array.length; i++) { |
|
635 |
// Plain |
|
636 |
{ |
|
637 |
vh.set(array, i, "foo"); |
|
638 |
String x = (String) vh.get(array, i); |
|
639 |
assertEquals(x, "foo", "get String value"); |
|
640 |
} |
|
641 |
||
642 |
||
643 |
// Volatile |
|
644 |
{ |
|
645 |
vh.setVolatile(array, i, "bar"); |
|
646 |
String x = (String) vh.getVolatile(array, i); |
|
647 |
assertEquals(x, "bar", "setVolatile String value"); |
|
648 |
} |
|
649 |
||
650 |
// Lazy |
|
651 |
{ |
|
652 |
vh.setRelease(array, i, "foo"); |
|
653 |
String x = (String) vh.getAcquire(array, i); |
|
654 |
assertEquals(x, "foo", "setRelease String value"); |
|
655 |
} |
|
656 |
||
657 |
// Opaque |
|
658 |
{ |
|
659 |
vh.setOpaque(array, i, "bar"); |
|
660 |
String x = (String) vh.getOpaque(array, i); |
|
661 |
assertEquals(x, "bar", "setOpaque String value"); |
|
662 |
} |
|
663 |
||
664 |
vh.set(array, i, "foo"); |
|
665 |
||
666 |
// Compare |
|
667 |
{ |
|
668 |
boolean r = vh.compareAndSet(array, i, "foo", "bar"); |
|
669 |
assertEquals(r, true, "success compareAndSet String"); |
|
670 |
String x = (String) vh.get(array, i); |
|
671 |
assertEquals(x, "bar", "success compareAndSet String value"); |
|
672 |
} |
|
673 |
||
674 |
{ |
|
675 |
boolean r = vh.compareAndSet(array, i, "foo", "baz"); |
|
676 |
assertEquals(r, false, "failing compareAndSet String"); |
|
677 |
String x = (String) vh.get(array, i); |
|
678 |
assertEquals(x, "bar", "failing compareAndSet String value"); |
|
679 |
} |
|
680 |
||
681 |
{ |
|
682 |
String r = (String) vh.compareAndExchangeVolatile(array, i, "bar", "foo"); |
|
683 |
assertEquals(r, "bar", "success compareAndExchangeVolatile String"); |
|
684 |
String x = (String) vh.get(array, i); |
|
685 |
assertEquals(x, "foo", "success compareAndExchangeVolatile String value"); |
|
686 |
} |
|
687 |
||
688 |
{ |
|
689 |
String r = (String) vh.compareAndExchangeVolatile(array, i, "bar", "baz"); |
|
690 |
assertEquals(r, "foo", "failing compareAndExchangeVolatile String"); |
|
691 |
String x = (String) vh.get(array, i); |
|
692 |
assertEquals(x, "foo", "failing compareAndExchangeVolatile String value"); |
|
693 |
} |
|
694 |
||
695 |
{ |
|
696 |
String r = (String) vh.compareAndExchangeAcquire(array, i, "foo", "bar"); |
|
697 |
assertEquals(r, "foo", "success compareAndExchangeAcquire String"); |
|
698 |
String x = (String) vh.get(array, i); |
|
699 |
assertEquals(x, "bar", "success compareAndExchangeAcquire String value"); |
|
700 |
} |
|
701 |
||
702 |
{ |
|
703 |
String r = (String) vh.compareAndExchangeAcquire(array, i, "foo", "baz"); |
|
704 |
assertEquals(r, "bar", "failing compareAndExchangeAcquire String"); |
|
705 |
String x = (String) vh.get(array, i); |
|
706 |
assertEquals(x, "bar", "failing compareAndExchangeAcquire String value"); |
|
707 |
} |
|
708 |
||
709 |
{ |
|
710 |
String r = (String) vh.compareAndExchangeRelease(array, i, "bar", "foo"); |
|
711 |
assertEquals(r, "bar", "success compareAndExchangeRelease String"); |
|
712 |
String x = (String) vh.get(array, i); |
|
713 |
assertEquals(x, "foo", "success compareAndExchangeRelease String value"); |
|
714 |
} |
|
715 |
||
716 |
{ |
|
717 |
String r = (String) vh.compareAndExchangeRelease(array, i, "bar", "baz"); |
|
718 |
assertEquals(r, "foo", "failing compareAndExchangeRelease String"); |
|
719 |
String x = (String) vh.get(array, i); |
|
720 |
assertEquals(x, "foo", "failing compareAndExchangeRelease String value"); |
|
721 |
} |
|
722 |
||
723 |
{ |
|
38355
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
shade
parents:
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diff
changeset
|
724 |
boolean success = false; |
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
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parents:
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diff
changeset
|
725 |
for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) { |
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
shade
parents:
37343
diff
changeset
|
726 |
success = vh.weakCompareAndSet(array, i, "foo", "bar"); |
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
shade
parents:
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diff
changeset
|
727 |
} |
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
shade
parents:
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diff
changeset
|
728 |
assertEquals(success, true, "weakCompareAndSet String"); |
36934 | 729 |
String x = (String) vh.get(array, i); |
730 |
assertEquals(x, "bar", "weakCompareAndSet String value"); |
|
731 |
} |
|
732 |
||
733 |
{ |
|
38355
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
shade
parents:
37343
diff
changeset
|
734 |
boolean success = false; |
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
shade
parents:
37343
diff
changeset
|
735 |
for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) { |
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
shade
parents:
37343
diff
changeset
|
736 |
success = vh.weakCompareAndSetAcquire(array, i, "bar", "foo"); |
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
shade
parents:
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diff
changeset
|
737 |
} |
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
shade
parents:
37343
diff
changeset
|
738 |
assertEquals(success, true, "weakCompareAndSetAcquire String"); |
36934 | 739 |
String x = (String) vh.get(array, i); |
740 |
assertEquals(x, "foo", "weakCompareAndSetAcquire String"); |
|
741 |
} |
|
742 |
||
743 |
{ |
|
38355
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
shade
parents:
37343
diff
changeset
|
744 |
boolean success = false; |
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
shade
parents:
37343
diff
changeset
|
745 |
for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) { |
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
shade
parents:
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diff
changeset
|
746 |
success = vh.weakCompareAndSetRelease(array, i, "foo", "bar"); |
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
shade
parents:
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diff
changeset
|
747 |
} |
674cfd9b90cf
8155739: [TESTBUG] VarHandles/Unsafe tests for weakCAS should allow spurious failures
shade
parents:
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diff
changeset
|
748 |
assertEquals(success, true, "weakCompareAndSetRelease String"); |
36934 | 749 |
String x = (String) vh.get(array, i); |
750 |
assertEquals(x, "bar", "weakCompareAndSetRelease String"); |
|
751 |
} |
|
752 |
||
38372
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
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parents:
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diff
changeset
|
753 |
{ |
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
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parents:
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diff
changeset
|
754 |
boolean success = false; |
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
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parents:
38368
diff
changeset
|
755 |
for (int c = 0; c < WEAK_ATTEMPTS && !success; c++) { |
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
shade
parents:
38368
diff
changeset
|
756 |
success = vh.weakCompareAndSetVolatile(array, i, "bar", "foo"); |
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
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parents:
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diff
changeset
|
757 |
} |
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
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parents:
38368
diff
changeset
|
758 |
assertEquals(success, true, "weakCompareAndSetVolatile String"); |
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
shade
parents:
38368
diff
changeset
|
759 |
String x = (String) vh.get(array, i); |
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
shade
parents:
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diff
changeset
|
760 |
assertEquals(x, "foo", "weakCompareAndSetVolatile String"); |
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
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parents:
38368
diff
changeset
|
761 |
} |
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
shade
parents:
38368
diff
changeset
|
762 |
|
36934 | 763 |
// Compare set and get |
764 |
{ |
|
38372
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
shade
parents:
38368
diff
changeset
|
765 |
String o = (String) vh.getAndSet(array, i, "bar"); |
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
shade
parents:
38368
diff
changeset
|
766 |
assertEquals(o, "foo", "getAndSet String"); |
36934 | 767 |
String x = (String) vh.get(array, i); |
38372
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
shade
parents:
38368
diff
changeset
|
768 |
assertEquals(x, "bar", "getAndSet String value"); |
36934 | 769 |
} |
770 |
||
771 |
} |
|
772 |
} |
|
773 |
||
774 |
static void testArrayUnsupported(VarHandle vh) { |
|
775 |
String[] array = new String[10]; |
|
776 |
||
777 |
int i = 0; |
|
778 |
||
779 |
checkUOE(() -> { |
|
780 |
String o = (String) vh.getAndAdd(array, i, "foo"); |
|
781 |
}); |
|
782 |
||
783 |
checkUOE(() -> { |
|
784 |
String o = (String) vh.addAndGet(array, i, "foo"); |
|
785 |
}); |
|
786 |
} |
|
787 |
||
788 |
static void testArrayIndexOutOfBounds(VarHandle vh) throws Throwable { |
|
789 |
String[] array = new String[10]; |
|
790 |
||
791 |
for (int i : new int[]{-1, Integer.MIN_VALUE, 10, 11, Integer.MAX_VALUE}) { |
|
792 |
final int ci = i; |
|
793 |
||
794 |
checkIOOBE(() -> { |
|
795 |
String x = (String) vh.get(array, ci); |
|
796 |
}); |
|
797 |
||
798 |
checkIOOBE(() -> { |
|
799 |
vh.set(array, ci, "foo"); |
|
800 |
}); |
|
801 |
||
802 |
checkIOOBE(() -> { |
|
803 |
String x = (String) vh.getVolatile(array, ci); |
|
804 |
}); |
|
805 |
||
806 |
checkIOOBE(() -> { |
|
807 |
vh.setVolatile(array, ci, "foo"); |
|
808 |
}); |
|
809 |
||
810 |
checkIOOBE(() -> { |
|
811 |
String x = (String) vh.getAcquire(array, ci); |
|
812 |
}); |
|
813 |
||
814 |
checkIOOBE(() -> { |
|
815 |
vh.setRelease(array, ci, "foo"); |
|
816 |
}); |
|
817 |
||
818 |
checkIOOBE(() -> { |
|
819 |
String x = (String) vh.getOpaque(array, ci); |
|
820 |
}); |
|
821 |
||
822 |
checkIOOBE(() -> { |
|
823 |
vh.setOpaque(array, ci, "foo"); |
|
824 |
}); |
|
825 |
||
826 |
checkIOOBE(() -> { |
|
827 |
boolean r = vh.compareAndSet(array, ci, "foo", "bar"); |
|
828 |
}); |
|
829 |
||
830 |
checkIOOBE(() -> { |
|
831 |
String r = (String) vh.compareAndExchangeVolatile(array, ci, "bar", "foo"); |
|
832 |
}); |
|
833 |
||
834 |
checkIOOBE(() -> { |
|
835 |
String r = (String) vh.compareAndExchangeAcquire(array, ci, "bar", "foo"); |
|
836 |
}); |
|
837 |
||
838 |
checkIOOBE(() -> { |
|
839 |
String r = (String) vh.compareAndExchangeRelease(array, ci, "bar", "foo"); |
|
840 |
}); |
|
841 |
||
842 |
checkIOOBE(() -> { |
|
843 |
boolean r = vh.weakCompareAndSet(array, ci, "foo", "bar"); |
|
844 |
}); |
|
845 |
||
846 |
checkIOOBE(() -> { |
|
38372
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
shade
parents:
38368
diff
changeset
|
847 |
boolean r = vh.weakCompareAndSetVolatile(array, ci, "foo", "bar"); |
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
shade
parents:
38368
diff
changeset
|
848 |
}); |
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
shade
parents:
38368
diff
changeset
|
849 |
|
017d7578731c
8157171: Hook up Unsafe.weakCompareAndSetVolatile to VarHandles
shade
parents:
38368
diff
changeset
|
850 |
checkIOOBE(() -> { |
36934 | 851 |
boolean r = vh.weakCompareAndSetAcquire(array, ci, "foo", "bar"); |
852 |
}); |
|
853 |
||
854 |
checkIOOBE(() -> { |
|
855 |
boolean r = vh.weakCompareAndSetRelease(array, ci, "foo", "bar"); |
|
856 |
}); |
|
857 |
||
858 |
checkIOOBE(() -> { |
|
859 |
String o = (String) vh.getAndSet(array, ci, "foo"); |
|
860 |
}); |
|
861 |
||
862 |
} |
|
863 |
} |
|
864 |
} |
|
865 |