# HG changeset patch
# User cin
# Date 2025-12-07 13:08:29
# Node ID 0045f97cbd4fc46370df9c387d0089b60e580689
# Parent  9c68b239d162b3ae599a28f62a294d910b19513f

WIP variants

diff --git a/common/src/main/java/org/implab/gradle/common/sources/BuildVariant.java b/common/src/main/java/org/implab/gradle/common/sources/BuildVariant.java
--- a/common/src/main/java/org/implab/gradle/common/sources/BuildVariant.java
+++ b/common/src/main/java/org/implab/gradle/common/sources/BuildVariant.java
@@ -8,8 +8,9 @@ import org.gradle.api.Named;
 import org.gradle.api.NamedDomainObjectProvider;
 
 import org.gradle.api.artifacts.ConfigurationPublications;
+import org.gradle.api.plugins.ExtensionAware;
 
-public abstract class BuildVariant implements Named {
+public abstract class BuildVariant implements Named, ExtensionAware {
 
     private final Map<String, VariantSourceSet> variantSourceSets = new HashMap<>();
 
@@ -19,10 +20,6 @@ public abstract class BuildVariant imple
         action.execute(sourceSetsSpec);
     }
 
-    public void outgoing(Action<? super ConfigurationPublications> action) {
-
-    }
-
     public class SourceSetsSpec {
         void add(NamedDomainObjectProvider<GenericSourceSet> sourceSet) {
             var variantSourceSet = new VariantSourceSet(sourceSet);
diff --git a/common/src/main/java/org/implab/gradle/common/sources/BuildVariantsExtension.java b/common/src/main/java/org/implab/gradle/common/sources/BuildVariantsExtension.java
new file mode 100644
--- /dev/null
+++ b/common/src/main/java/org/implab/gradle/common/sources/BuildVariantsExtension.java
@@ -0,0 +1,51 @@
+package org.implab.gradle.common.sources;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import javax.inject.Inject;
+
+import org.gradle.api.Action;
+import org.gradle.api.model.ObjectFactory;
+
+public abstract class BuildVariantsExtension {
+    private final ObjectFactory objects;
+    private final Map<String, BuildVariant> variants = new HashMap<>();
+    private final List<Action<? super BuildVariant>> listeners = new ArrayList<>();
+
+    @Inject
+    public BuildVariantsExtension(ObjectFactory objects) {
+        this.objects = objects;
+    }
+
+    private BuildVariant newVariant(String name) {
+        return objects.newInstance(BuildVariant.class, name);
+    }
+
+    public BuildVariant variant(String name, Action<? super BuildVariant> configure) {
+        BuildVariant v = variants.computeIfAbsent(name, this::newVariant);
+        configure.execute(v);
+        for (Action<? super BuildVariant> l : listeners) {
+            l.execute(v);
+        }
+        return v;
+    }
+
+    public void all(Action<? super BuildVariant> action) {
+        variants.values().forEach(action::execute);
+        listeners.add(action);
+    }
+
+    public Collection<BuildVariant> getAll() {
+        return Collections.unmodifiableCollection(variants.values());
+    }
+
+    public BuildVariant getByName(String name) {
+        return variants.get(name);
+    }
+
+}
diff --git a/common/src/main/java/org/implab/gradle/common/sources/VariantsPlugin.java b/common/src/main/java/org/implab/gradle/common/sources/VariantsPlugin.java
--- a/common/src/main/java/org/implab/gradle/common/sources/VariantsPlugin.java
+++ b/common/src/main/java/org/implab/gradle/common/sources/VariantsPlugin.java
@@ -1,25 +1,22 @@
 package org.implab.gradle.common.sources;
 
 import org.gradle.api.GradleException;
-import org.gradle.api.NamedDomainObjectContainer;
 import org.gradle.api.Plugin;
 import org.gradle.api.Project;
 
 public abstract class VariantsPlugin implements Plugin<Project> {
     public static final String VARIANTS_EXTENSION_NAME = "variants";
-    public static final String OUTGOING_VARIANTS_EXTENSION_NAME = "outgoingVariants";
 
     @Override
     public void apply(Project target) {
-        var variants = target.getObjects().domainObjectContainer(BuildVariant.class);
+        var variants = target.getObjects().newInstance(BuildVariantsExtension.class);
         target.getExtensions().add(VARIANTS_EXTENSION_NAME, variants);
     }
 
-    public static NamedDomainObjectContainer<BuildVariant> getVariantsExtension(Project target) {
+    public static BuildVariantsExtension getVariantsExtension(Project target) {
         var extensions = target.getExtensions();
 
-        @SuppressWarnings("unchecked")
-        var extension = (NamedDomainObjectContainer<BuildVariant>)extensions.getByName(VARIANTS_EXTENSION_NAME);
+        var extension = extensions.getByType(BuildVariantsExtension.class);
 
         if (extension == null)
             throw new GradleException("Variants extension isn't found");