On Thu, 23 Feb 2023 23:50:16 GMT, Mandy Chung <[email protected]> wrote:
>> David M. Lloyd has updated the pull request incrementally with two
>> additional commits since the last revision:
>>
>> - Many tests have patterns for lambda class names; update them
>> - Update comments and javadoc showin the old pattern
>
> src/java.base/share/classes/java/lang/invoke/InnerClassLambdaMetafactory.java
> line 370:
>
>> 368: if (useImplMethodHandle) {
>> 369: lookup =
>> caller.defineHiddenClassWithClassData(classBytes, implementation,
>> !disableEagerInitialization,
>> 370: NESTMATE, STRONG);
>
> nit: formatting - align this line to the first argument `classBytes` in L369.
Done.
> src/java.base/share/classes/java/lang/invoke/InnerClassLambdaMetafactory.java
> line 374:
>
>> 372: lookup = caller.defineHiddenClass(classBytes,
>> !disableEagerInitialization, NESTMATE, STRONG);
>> 373: }
>> 374: } catch (Throwable t) {
>
> suggest to use try-finally in writing the file.
>
>
> Lookup lookup = null;
> try {
> if (useImplMethodHandle) {
> lookup =
> caller.defineHiddenClassWithClassData(classBytes, implementation,
> !disableEagerInitialization,
> NESTMATE,
> STRONG);
> } else {
> lookup = caller.defineHiddenClass(classBytes,
> !disableEagerInitialization, NESTMATE, STRONG);
> }
> } finally {
> // If requested, dump out to a file for debugging purposes
> if (dumper != null) {
> final String name;
> if (lookup != null) {
> String definedName = lookup.lookupClass().getName();
> int suffixIdx = definedName.lastIndexOf('/');
> assert suffixIdx != -1;
> name = lambdaClassName + '.' +
> definedName.substring(suffixIdx + 1);
> } else {
> name = lambdaClassName + ".failed-" +
> counter.incrementAndGet();
> }
> doDump(name, classBytes);
> }
> }
> return lookup.lookupClass();
Done, with the small difference that I move the `return lookup.lookupClass()`
into the `try` block because IntelliJ IDEA thought that `lookup` could be
`null` at the point of the `return` statement; I figure, if IDEA can get that
wrong then a casual reader might get it wrong too.
-------------
PR: https://git.openjdk.org/jdk/pull/12579
