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8295044: Implementation of Foreign Function and Memory API (Second Preview)

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Co-authored-by: Jorn Vernee <jvernee@openjdk.org>
Co-authored-by: Per Minborg <pminborg@openjdk.org>
Co-authored-by: Maurizio Cimadamore <mcimadamore@openjdk.org>
Reviewed-by: jvernee, pminborg, psandoz, alanb, sundar
This commit is contained in:
Maurizio Cimadamore 2022-12-05 13:49:53 +00:00
parent bd381886e0
commit 73baadceb6
252 changed files with 9221 additions and 7889 deletions
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53
src/java.base/share/classes/java/lang/foreign/UnionLayout.java Normal file
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/*
* Copyright (c) 2019, 2022, Oracle and/or its affiliates. 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. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* 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 java.lang.foreign;
import jdk.internal.foreign.layout.UnionLayoutImpl;
import jdk.internal.javac.PreviewFeature;
/**
* A group layout whose member layouts are laid out at the same starting offset.
*
* @implSpec
* Implementing classes are immutable, thread-safe and <a href="{@docRoot}/java.base/java/lang/doc-files/ValueBased.html">value-based</a>.
*
* @since 20
*/
@PreviewFeature(feature=PreviewFeature.Feature.FOREIGN)
public sealed interface UnionLayout extends GroupLayout permits UnionLayoutImpl {
/**
* {@inheritDoc}
*/
@Override
UnionLayout withName(String name);
/**
* {@inheritDoc}
*/
@Override
UnionLayout withBitAlignment(long bitAlignment);
}