8186209: Tool support for ConstantDynamic
8186046: Minimal ConstantDynamic support
8190972: Ensure that AOT/Graal filters out class files containing CONSTANT_Dynamic ahead of full AOT support
Reviewed-by: acorn, coleenp, kvn
Contributed-by: lois.foltan@oracle.com, john.r.rose@oracle.com, paul.sandoz@oracle.com
/*
* Copyright (c) 2017, 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.
*
* 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 jdk.experimental.bytecode;
import java.util.function.Consumer;
/**
* Declaration (class, class member, ...) builder.
*
* @param <S> the type of symbol representation
* @param <T> the type of type descriptors representation
* @param <E> the type of pool entries
* @param <D> the type of this builder
*/
public class DeclBuilder<S, T, E, D extends DeclBuilder<S, T, E, D>>
extends AttributeBuilder<S, T, E, D> {
/**
* The access flags of the declaration, as bit flags.
*/
protected int flags;
AnnotationsBuilder<S, T, E> runtimeInvisibleAnnotations;
AnnotationsBuilder<S, T, E> runtimeVisibleAnnotations;
/**
* Create a declaration builder,
*
* @param poolHelper the helper to build the constant pool
* @param typeHelper the helper to use to manipulate type descriptors
*/
DeclBuilder(PoolHelper<S, T, E> poolHelper, TypeHelper<S, T> typeHelper) {
super(poolHelper, typeHelper);
}
/**
* Specify the class file flags for this declaration.
*
* @param flags the flags as {@code Flag} objects
* @return this builder, for chained calls
*/
public D withFlags(Flag... flags) {
for (Flag f : flags) {
this.flags |= f.flag;
}
return thisBuilder();
}
/**
* Specify, via bits, the class file flags for this declaration.
*
* @param flags the flags as bit settings
* @return this builder, for chained calls
*/
public D withFlags(int flags) {
withFlags(Flag.parse(flags));
return thisBuilder();
}
public D withAnnotation(AnnotationsBuilder.Kind kind, T annoType) {
getAnnotations(kind).withAnnotation(annoType, null);
return thisBuilder();
}
public D withAnnotation(AnnotationsBuilder.Kind kind, T annoType, Consumer<? super AnnotationsBuilder<S, T, E>.AnnotationElementBuilder> annotations) {
getAnnotations(kind).withAnnotation(annoType, annotations);
return thisBuilder();
}
private AnnotationsBuilder<S, T, E> getAnnotations(AnnotationsBuilder.Kind kind) {
switch (kind) {
case RUNTIME_INVISIBLE:
if (runtimeInvisibleAnnotations == null) {
runtimeInvisibleAnnotations = new AnnotationsBuilder<>(poolHelper, typeHelper);
}
return runtimeInvisibleAnnotations;
case RUNTIME_VISIBLE:
if (runtimeVisibleAnnotations == null) {
runtimeVisibleAnnotations = new AnnotationsBuilder<>(poolHelper, typeHelper);
}
return runtimeVisibleAnnotations;
}
throw new IllegalStateException();
}
void addAnnotations() {
if (runtimeVisibleAnnotations != null) {
withAttribute("RuntimeVisibleAnnotations", runtimeVisibleAnnotations.build());
}
if (runtimeInvisibleAnnotations != null) {
withAttribute("RuntimeInvisibleAnnotations", runtimeVisibleAnnotations.build());
}
}
}