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8336777: BufferedMethodBuilder not initialized with static flag

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Reviewed-by: asotona
This commit is contained in:
Chen Liang 2024-07-19 21:25:20 +00:00
parent c25c4896ad
commit 3ade2b6114
6 changed files with 102 additions and 11 deletions
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16
src/java.base/share/classes/jdk/internal/classfile/impl/BufferedMethodBuilder.java
View file

@ -25,6 +25,7 @@
package jdk.internal.classfile.impl;
import java.lang.constant.MethodTypeDesc;
import java.lang.reflect.AccessFlag;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
@ -44,7 +45,7 @@ import java.lang.classfile.MethodModel;
import java.lang.classfile.constantpool.Utf8Entry;
public final class BufferedMethodBuilder
implements TerminalMethodBuilder, MethodInfo {
implements TerminalMethodBuilder {
private final List<MethodElement> elements;
private final SplitConstantPool constantPool;
private final ClassFileImpl context;
@ -59,23 +60,32 @@ public final class BufferedMethodBuilder
ClassFileImpl context,
Utf8Entry nameInfo,
Utf8Entry typeInfo,
int flags,
MethodModel original) {
this.elements = new ArrayList<>();
this.constantPool = constantPool;
this.context = context;
this.name = nameInfo;
this.desc = typeInfo;
this.flags = AccessFlags.ofMethod();
this.flags = AccessFlags.ofMethod(flags);
this.original = original;
}
@Override
public MethodBuilder with(MethodElement element) {
elements.add(element);
if (element instanceof AccessFlags f) this.flags = f;
if (element instanceof AccessFlags f) this.flags = checkFlags(f);
return this;
}
private AccessFlags checkFlags(AccessFlags updated) {
boolean wasStatic = updated.has(AccessFlag.STATIC);
boolean isStatic = flags.has(AccessFlag.STATIC);
if (wasStatic != isStatic)
throw new IllegalArgumentException("Cannot change ACC_STATIC flag of method");
return updated;
}
@Override
public ConstantPoolBuilder constantPool() {
return constantPool;

4
src/java.base/share/classes/jdk/internal/classfile/impl/ChainedClassBuilder.java
View file

@ -79,7 +79,7 @@ public final class ChainedClassBuilder
public ClassBuilder withMethod(Utf8Entry name, Utf8Entry descriptor, int flags,
Consumer<? super MethodBuilder> handler) {
consumer.accept(new BufferedMethodBuilder(terminal.constantPool, terminal.context,
name, descriptor, null)
name, descriptor, flags, null)
.run(handler)
.toModel());
return this;
@ -88,7 +88,7 @@ public final class ChainedClassBuilder
@Override
public ClassBuilder transformMethod(MethodModel method, MethodTransform transform) {
BufferedMethodBuilder builder = new BufferedMethodBuilder(terminal.constantPool, terminal.context,
method.methodName(), method.methodType(), method);
method.methodName(), method.methodType(), method.flags().flagsMask(), method);
builder.transform(method, transform);
consumer.accept(builder.toModel());
return this;

4
src/java.base/share/classes/jdk/internal/classfile/impl/DirectMethodBuilder.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2022, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2022, 2024, 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
@ -42,7 +42,7 @@ import java.lang.classfile.constantpool.Utf8Entry;
public final class DirectMethodBuilder
extends AbstractDirectBuilder<MethodModel>
implements TerminalMethodBuilder, WritableElement<MethodModel>, MethodInfo {
implements TerminalMethodBuilder, WritableElement<MethodModel> {
final Utf8Entry name;
final Utf8Entry desc;

5
src/java.base/share/classes/jdk/internal/classfile/impl/MethodInfo.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2022, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2022, 2024, 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
@ -29,7 +29,8 @@ import java.lang.classfile.constantpool.Utf8Entry;
import static java.lang.classfile.ClassFile.ACC_STATIC;
public interface MethodInfo {
public sealed interface MethodInfo
permits MethodImpl, TerminalMethodBuilder, BufferedMethodBuilder.Model {
Utf8Entry methodName();
Utf8Entry methodType();
MethodTypeDesc methodTypeSymbol();

4
src/java.base/share/classes/jdk/internal/classfile/impl/TerminalMethodBuilder.java
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2022, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2022, 2024, 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
@ -28,7 +28,7 @@ import java.lang.classfile.CodeModel;
import java.lang.classfile.MethodBuilder;
public sealed interface TerminalMethodBuilder
extends MethodBuilder
extends MethodBuilder, MethodInfo
permits BufferedMethodBuilder, DirectMethodBuilder {
BufferedCodeBuilder bufferedCodeBuilder(CodeModel original);
}