[7.0] Support Isolated Projects by changing how settings.gradle application works

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-9.3.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.7.1-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME

settings.gradle

@@ -24,7 +24,7 @@ gradle.beforeProject { Project project ->
 
 //@formatter:off
 dependencyResolutionManagement.versionCatalogs.register('libs') {
-    version 'gradleutils', '3.4.5'
+    version 'gradleutils', '3.4.9'
 
     plugin 'licenser',       'net.minecraftforge.licenser'    version '1.2.0' // https://plugins.gradle.org/plugin/net.minecraftforge.licenser
     plugin 'gradleutils',    'net.minecraftforge.gradleutils' versionRef 'gradleutils'

src/main/java/net/minecraftforge/gradle/internal/ForgeGradleSharedData.java

@@ -6,8 +6,10 @@
 
 import org.jspecify.annotations.Nullable;
 
+import java.io.Serializable;
+
 record ForgeGradleSharedData(
     @Nullable MinecraftMappingsInternal mappings
-) {
+) implements Serializable {
     static final String NAME = "__fg_shared_data";
 }

src/main/java/net/minecraftforge/gradle/internal/MinecraftExtensionImpl.java

@@ -44,6 +44,7 @@
 import org.gradle.api.tasks.TaskProvider;
 import org.gradle.jvm.toolchain.JavaLauncher;
 import org.gradle.plugins.ide.eclipse.model.EclipseModel;
+import org.jspecify.annotations.Nullable;
 
 import javax.inject.Inject;
 import java.util.ArrayList;
@@ -151,21 +152,25 @@ static abstract class ForSettingsImpl extends MinecraftExtensionImpl {
         @Inject
         public ForSettingsImpl(ForgeGradlePlugin plugin, Settings settings) {
             super(plugin);
-            settings.getGradle().settingsEvaluated(this::finish);
+
+            // Add component rules, even if they aren't used
+            // RulesMode.PREFER_PROJECT && !projectRules.isEmpty() -> use projectRules
+            applyComponentRules(settings.getDependencyResolutionManagement().getComponents());
+
+            // Add shared data to each project before it is evaluated
+            var sharedData = new ForgeGradleSharedData(
+                this.getMappingsProperty().getOrNull()
+            );
+            settings.getGradle().getLifecycle().beforeProject(project -> beforeProject(project, sharedData));
         }
 
-        private void finish(Settings settings) {
+        // This has to be static for serialization / isolation purposes
+        private static void beforeProject(Project project, ForgeGradleSharedData sharedData) {
             // Attach shared data to Gradle instance (accessible to project)
-            settings.getGradle().getExtensions().add(
+            project.getExtensions().add(
                 ForgeGradleSharedData.NAME,
-                new ForgeGradleSharedData(
-                    this.getMappingsProperty().getOrNull()
-                )
+                sharedData
             );
-
-            // Add component rules, even if they aren't used
-            // RulesMode.PREFER_PROJECT && !projectRules.isEmpty() -> use projectRules
-            applyComponentRules(settings.getDependencyResolutionManagement().getComponents());
         }
     }
 
@@ -214,7 +219,7 @@ public ForProjectImpl(ForgeGradlePlugin plugin) {
                 });
             }
 
-            var sharedData = getProject().getGradle().getExtensions().findByType(ForgeGradleSharedData.class);
+            var sharedData = getProject().getExtensions().findByType(ForgeGradleSharedData.class);
             if (sharedData != null) {
                 this.getMappingsProperty().value(sharedData.mappings());
             }