From 86d9e7f4718207b3453c6fbd11da5579bcbdca70 Mon Sep 17 00:00:00 2001
From: Nikolay Chashnikov <Nikolay.Chashnikov@jetbrains.com>
Date: Fri, 18 Sep 2009 13:43:11 +0400
Subject: [PATCH] modification tracker for artifacts

---
 .../packaging/impl/artifacts/ArtifactManagerImpl.java       | 13 +++++++++++++
 .../com/intellij/packaging/artifacts/ArtifactManager.java   |  3 +++
 2 files changed, 16 insertions(+)

diff --git a/java/compiler/impl/src/com/intellij/packaging/impl/artifacts/ArtifactManagerImpl.java b/java/compiler/impl/src/com/intellij/packaging/impl/artifacts/ArtifactManagerImpl.java
index 74114342ee..8896b15987 100644
--- a/java/compiler/impl/src/com/intellij/packaging/impl/artifacts/ArtifactManagerImpl.java
+++ b/java/compiler/impl/src/com/intellij/packaging/impl/artifacts/ArtifactManagerImpl.java
@@ -6,6 +6,7 @@ import com.intellij.openapi.application.WriteAction;
 import com.intellij.openapi.components.*;
 import com.intellij.openapi.diagnostic.Logger;
 import com.intellij.openapi.project.Project;
+import com.intellij.openapi.util.ModificationTracker;
 import com.intellij.openapi.util.Pair;
 import com.intellij.packaging.artifacts.*;
 import com.intellij.packaging.elements.*;
@@ -41,6 +42,12 @@ public class ArtifactManagerImpl extends ArtifactManager implements ProjectCompo
   private boolean myInsideCommit = false;
   @NonNls public static final String PACKAGING_ELEMENT_NAME = "element";
   @NonNls public static final String TYPE_ID_ATTRIBUTE = "id";
+  private long myModificationCount;
+  private final ModificationTracker myModificationTracker = new ModificationTracker() {
+    public long getModificationCount() {
+      return myModificationCount;
+    }
+  };
 
   public ArtifactManagerImpl(Project project) {
     myProject = project;
@@ -235,6 +242,7 @@ public class ArtifactManagerImpl extends ArtifactManager implements ProjectCompo
       }
 
       myModel.setArtifactsList(allArtifacts);
+      myModificationCount++;
       final ArtifactListener publisher = myProject.getMessageBus().syncPublisher(TOPIC);
       for (ArtifactImpl artifact : added) {
         publisher.artifactAdded(artifact);
@@ -283,6 +291,11 @@ public class ArtifactManagerImpl extends ArtifactManager implements ProjectCompo
     }.execute();
   }
 
+  @Override
+  public ModificationTracker getModificationTracker() {
+    return myModificationTracker;
+  }
+
   private static class ArtifactManagerModel extends ArtifactModelBase {
     private List<ArtifactImpl> myArtifactsList = new ArrayList<ArtifactImpl>();
 
diff --git a/java/compiler/openapi/src/com/intellij/packaging/artifacts/ArtifactManager.java b/java/compiler/openapi/src/com/intellij/packaging/artifacts/ArtifactManager.java
index c29c00c000..53eb834d4b 100644
--- a/java/compiler/openapi/src/com/intellij/packaging/artifacts/ArtifactManager.java
+++ b/java/compiler/openapi/src/com/intellij/packaging/artifacts/ArtifactManager.java
@@ -3,6 +3,7 @@ package com.intellij.packaging.artifacts;
 import com.intellij.openapi.application.ex.ApplicationManagerEx;
 import com.intellij.openapi.components.ServiceManager;
 import com.intellij.openapi.project.Project;
+import com.intellij.openapi.util.ModificationTracker;
 import com.intellij.packaging.elements.CompositePackagingElement;
 import com.intellij.packaging.elements.PackagingElement;
 import com.intellij.packaging.elements.PackagingElementResolvingContext;
@@ -33,6 +34,8 @@ public abstract class ArtifactManager implements ArtifactModel {
   public abstract void addElementsToDirectory(@NotNull Artifact artifact, @NotNull String relativePath,
                                               @NotNull Collection<? extends PackagingElement<?>> elements);
 
+  public abstract ModificationTracker getModificationTracker();
+
   public static boolean useArtifactsForDeployment() {
     return Boolean.parseBoolean(System.getProperty("idea.use.artifacts.for.deployment"));
   }
-- 
2.11.4.GIT