RFR: 8360586: JavaFX build uses deprecated features that will be removed in gradle 9 [v3]

[Kevin Rushforth]

On Fri, 26 Sep 2025 10:29:44 GMT, Ambarish Rapte <arapte at openjdk.org> wrote:

>> **Issue**:
>> Below two Gradle 9.0.0 specific warnings are observed with current grade 8.14.2
>> 1. The `Project.exec(Closure)` method has been deprecated. This is scheduled to be removed in Gradle 9.0
>> 2. Using method `javaexec(Closure)` has been deprecated. This is scheduled to be removed in Gradle 9.0.
>> 
>> Both these methods are removed in Gradle 9.0.0.
>> Hence they should be replaced with appropriate APIs.
>> Refer: https://docs.gradle.org/8.14.2/userguide/upgrading_version_8.html#deprecated_project_exec
>> 
>> **Fix**:
>> Both warnings can be fixed by replacing the calls with` ExecOperations.exec(Action)`.
>> There are two different scenarios where we use the above two APIs.
>> - Gradle files
>> - Groovy class files
>> => In Both the scenarios, we have to use the `ExecOperations.exec(Action)`, but the approach differs.
>> 
>> 1. Gradle file
>>     - The calls are simply replaced as,
>>         * `Project.exec {` is replaced with `execOps.exec { ExecSpec spec ->`
>>         * `Project.javaexex {`  is replaced with `execOps.javaexec { JavaExecSpec spec ->`
>> 2. For Groovy classes
>>     - `ExecOperations` needs to be **injected** using `@Inject` tag
>>     1. `NativeCompileTask` class
>>         - In the `NativeCompileTask` class, a method `execCompile()` is added which executes an action.
>>         - The child classes of `NativeCompileTask`, use this `execCompile()` method.
>>     2. Other classes are not related to each other. They independently execute the respective action.
>> 
>> **Verification**:
>> 1. Run all gradle tasks with **—warning-mode all** option, with gradle 8.14.2 
>> 2. No Gradle 9.0.0 specific warning is seen in build log
>> 4. Build/all tasks complete successfully.
>
> Ambarish Rapte has updated the pull request incrementally with one additional commit since the last revision:
> 
>   rm ExecSpec from closure

Looks good. Testing is green.

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Marked as reviewed by kcr (Lead).

PR Review: https://git.openjdk.org/jfx/pull/1918#pullrequestreview-3271770531