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8308753: Class-File API transition to Preview

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Reviewed-by: ihse, mchung, vromero
This commit is contained in:
Adam Sotona 2023-12-04 07:07:57 +00:00
parent b9df827adc
commit 2b00ac0d02
681 changed files with 7518 additions and 6502 deletions
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src/java.base/share/classes/java/lang/classfile/ClassSignature.java Normal file
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/*
* Copyright (c) 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.classfile;
import java.util.List;
import jdk.internal.classfile.impl.SignaturesImpl;
import static java.util.Objects.requireNonNull;
import jdk.internal.javac.PreviewFeature;
/**
* Models the generic signature of a class file, as defined by {@jvms 4.7.9}.
*
* @since 22
*/
@PreviewFeature(feature = PreviewFeature.Feature.CLASSFILE_API)
public sealed interface ClassSignature
permits SignaturesImpl.ClassSignatureImpl {
/** {@return the type parameters of this class} */
List<Signature.TypeParam> typeParameters();
/** {@return the instantiation of the superclass in this signature} */
Signature.RefTypeSig superclassSignature();
/** {@return the instantiation of the interfaces in this signature} */
List<Signature.RefTypeSig> superinterfaceSignatures();
/** {@return the raw signature string} */
String signatureString();
/**
* {@return a class signature}
* @param superclassSignature the superclass
* @param superinterfaceSignatures the interfaces
*/
public static ClassSignature of(Signature.RefTypeSig superclassSignature,
Signature.RefTypeSig... superinterfaceSignatures) {
return of(List.of(), superclassSignature, superinterfaceSignatures);
}
/**
* {@return a class signature}
* @param typeParameters the type parameters
* @param superclassSignature the superclass
* @param superinterfaceSignatures the interfaces
*/
public static ClassSignature of(List<Signature.TypeParam> typeParameters,
Signature.RefTypeSig superclassSignature,
Signature.RefTypeSig... superinterfaceSignatures) {
return new SignaturesImpl.ClassSignatureImpl(
requireNonNull(typeParameters),
requireNonNull(superclassSignature),
List.of(superinterfaceSignatures));
}
/**
* Parses a raw class signature string into a {@linkplain Signature}
* @param classSignature the raw class signature string
* @return class signature
*/
public static ClassSignature parseFrom(String classSignature) {
return new SignaturesImpl().parseClassSignature(requireNonNull(classSignature));
}
}