RFR: 8336470: Source launcher should work with service loader SPI in unnamed module [v7]

[Alan Bateman]

On Tue, 29 Apr 2025 10:15:19 GMT, Christian Stein <cstein at openjdk.org> wrote:

>> Please review this change adding a missing resource file test to the `MemoryClassLoader::findResource` override in order to resolve all files beneath the source root path in source launch mode - analog to what was already implemented for `MemoryClassLoader::getResource`.
>> 
>> With this change applied, files in `META-INF/services/` are resolved; allowing services providers being supplied in source form.
>
> Christian Stein has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - Update copyright year
>    
>    [skip ci]
>  - User copyright text w/o `"Classpath" exception`
>    
>    [skip ci]

src/jdk.compiler/share/classes/com/sun/tools/javac/launcher/MemoryClassLoader.java line 278:

> 276:      */
> 277:     private URL toResourceInRootPath(String name) {
> 278:         var file = programDescriptor.sourceRootPath().resolve(name);

"name" is an abstract resource name, so it's a '/' separated sequence of names. Is there is mapping step missing here?

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PR Review Comment: https://git.openjdk.org/jdk/pull/20193#discussion_r2081175002