1 files changed, 48 insertions, 0 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/skyframe/RecursivePkgValue.java b/src/main/java/com/google/devtools/build/lib/skyframe/RecursivePkgValue.java
new file mode 100644
index 0000000000..4013b9024f
--- /dev/null
+++ b/src/main/java/com/google/devtools/build/lib/skyframe/RecursivePkgValue.java
@@ -0,0 +1,48 @@
+// Copyright 2014 Google Inc. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+package com.google.devtools.build.lib.skyframe;
+
+import com.google.devtools.build.lib.collect.nestedset.NestedSet;
+import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable;
+import com.google.devtools.build.lib.concurrent.ThreadSafety.ThreadSafe;
+import com.google.devtools.build.lib.vfs.RootedPath;
+import com.google.devtools.build.skyframe.SkyKey;
+import com.google.devtools.build.skyframe.SkyValue;
+
+/**
+ * This value represents the result of looking up all the packages under a given package path root,
+ * starting at a given directory.
+ */
+@Immutable
+@ThreadSafe
+public class RecursivePkgValue implements SkyValue {
+
+  private final NestedSet<String> packages;
+
+  public RecursivePkgValue(NestedSet<String> packages) {
+    this.packages = packages;
+  }
+
+  /**
+   * Create a transitive package lookup request.
+   */
+  @ThreadSafe
+  public static SkyKey key(RootedPath rootedPath) {
+    return new SkyKey(SkyFunctions.RECURSIVE_PKG, rootedPath);
+  }
+
+  public NestedSet<String> getPackages() {
+    return packages;
+  }
+}