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8306647: Implementation of Structured Concurrency (Preview)

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8306572: Implementation of Scoped Values (Preview)

Co-authored-by: Alan Bateman <alanb@openjdk.org>
Co-authored-by: Andrew Haley <aph@openjdk.org>
Reviewed-by: psandoz, dfuchs, mchung
This commit is contained in:
Alan Bateman 2023-06-07 06:41:09 +00:00
parent a08c5cb3f1
commit f1c7afcc3f
36 changed files with 3510 additions and 2969 deletions
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71
test/micro/org/openjdk/bench/java/lang/ScopedValuesData.java Normal file
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/*
* Copyright (c) 2021, Red Hat, Inc. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package org.openjdk.bench.java.lang;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicReference;
@SuppressWarnings("preview")
public class ScopedValuesData {
static final ScopedValue<Integer> sl1 = ScopedValue.newInstance();
static final ThreadLocal<Integer> tl1 = new ThreadLocal<>();
static final ScopedValue<Integer> sl2 = ScopedValue.newInstance();
static final ScopedValue<Integer> sl3 = ScopedValue.newInstance();
static final ScopedValue<Integer> sl4 = ScopedValue.newInstance();
static final ScopedValue<Integer> sl5 = ScopedValue.newInstance();
static final ScopedValue<Integer> sl6 = ScopedValue.newInstance();
static final ScopedValue<AtomicInteger> sl_atomicInt = ScopedValue.newInstance();
static final ScopedValue<Integer> unbound = ScopedValue.newInstance();
static final ScopedValue<AtomicReference<Integer>> sl_atomicRef = ScopedValue.newInstance();
static final ThreadLocal<Integer> tl2 = new ThreadLocal<>();
static final ThreadLocal<Integer> tl3 = new ThreadLocal<>();
static final ThreadLocal<Integer> tl4 = new ThreadLocal<>();
static final ThreadLocal<Integer> tl5 = new ThreadLocal<>();
static final ThreadLocal<Integer> tl6 = new ThreadLocal<>();
static final ThreadLocal<AtomicInteger> tl_atomicInt = new ThreadLocal<>();
static final ScopedValue.Carrier VALUES = ScopedValue
.where(sl1, 42).where(sl2, 2).where(sl3, 3)
.where(sl4, 4).where(sl5, 5).where(sl6, 6);
public static void run(Runnable action) {
try {
tl1.set(42); tl2.set(2); tl3.set(3); tl4.set(4); tl5.set(5); tl6.set(6);
tl1.get(); // Create the ScopedValue cache as a side effect
tl_atomicInt.set(new AtomicInteger());
VALUES.where(sl_atomicInt, new AtomicInteger())
.where(sl_atomicRef, new AtomicReference<>())
.run(action);
} finally {
tl1.remove(); tl2.remove(); tl3.remove(); tl4.remove(); tl5.remove(); tl6.remove();
tl_atomicInt.remove();
}
}
}