From b5200186eb839dfe23f2cf5f30b66e96356d2083 Mon Sep 17 00:00:00 2001
From: nik <Nikolay.Chashnikov@jetbrains.com>
Date: Tue, 9 Apr 2013 10:40:53 +0400
Subject: [PATCH] decoupling Google AppEngine facet from Web facet

---
 .../impl/artifacts/ArtifactUtil.java          | 26 +++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/java/compiler/impl/src/com/intellij/packaging/impl/artifacts/ArtifactUtil.java b/java/compiler/impl/src/com/intellij/packaging/impl/artifacts/ArtifactUtil.java
index 3b71293ec025..16bfde6ad6a6 100644
--- a/java/compiler/impl/src/com/intellij/packaging/impl/artifacts/ArtifactUtil.java
+++ b/java/compiler/impl/src/com/intellij/packaging/impl/artifacts/ArtifactUtil.java
@@ -564,6 +564,32 @@ public class ArtifactUtil {
     return modules;
   }
 
+  public static Collection<Artifact> getArtifactsContainingModuleOutput(@NotNull final Module module) {
+    ArtifactManager artifactManager = ArtifactManager.getInstance(module.getProject());
+    final PackagingElementResolvingContext context = artifactManager.getResolvingContext();
+    final Set<Artifact> result = new HashSet<Artifact>();
+    Processor<PackagingElement<?>> processor = new Processor<PackagingElement<?>>() {
+      @Override
+      public boolean process(@NotNull PackagingElement<?> element) {
+        if (element instanceof ProductionModuleOutputPackagingElement
+            && module.equals(((ProductionModuleOutputPackagingElement)element).findModule(context))) {
+          return false;
+        }
+        if (element instanceof ArtifactPackagingElement && result.contains(((ArtifactPackagingElement)element).findArtifact(context))) {
+          return false;
+        }
+        return true;
+      }
+    };
+    for (Artifact artifact : artifactManager.getSortedArtifacts()) {
+      boolean contains = !processPackagingElements(artifact, null, processor, context, true);
+      if (contains) {
+        result.add(artifact);
+      }
+    }
+    return result;
+  }
+
   public static List<Artifact> getArtifactWithOutputPaths(Project project) {
     final List<Artifact> result = new ArrayList<Artifact>();
     for (Artifact artifact : ArtifactManager.getInstance(project).getSortedArtifacts()) {