1 files changed, 81 insertions, 0 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/skyframe/SkyFunctions.java b/src/main/java/com/google/devtools/build/lib/skyframe/SkyFunctions.java
new file mode 100644
index 0000000000..316d27d86f
--- /dev/null
+++ b/src/main/java/com/google/devtools/build/lib/skyframe/SkyFunctions.java
@@ -0,0 +1,81 @@
+// 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.common.base.Predicate;
+import com.google.devtools.build.skyframe.SkyFunctionName;
+import com.google.devtools.build.skyframe.SkyKey;
+
+/**
+ * Value types in Skyframe.
+ */
+public final class SkyFunctions {
+  public static final SkyFunctionName PRECOMPUTED = new SkyFunctionName("PRECOMPUTED", false);
+  public static final SkyFunctionName FILE_STATE = new SkyFunctionName("FILE_STATE", false);
+  public static final SkyFunctionName DIRECTORY_LISTING_STATE =
+      new SkyFunctionName("DIRECTORY_LISTING_STATE", false);
+  public static final SkyFunctionName FILE_SYMLINK_CYCLE_UNIQUENESS =
+      SkyFunctionName.computed("FILE_SYMLINK_CYCLE_UNIQUENESS_NODE");
+  public static final SkyFunctionName FILE = SkyFunctionName.computed("FILE");
+  public static final SkyFunctionName DIRECTORY_LISTING =
+      SkyFunctionName.computed("DIRECTORY_LISTING");
+  public static final SkyFunctionName PACKAGE_LOOKUP = SkyFunctionName.computed("PACKAGE_LOOKUP");
+  public static final SkyFunctionName CONTAINING_PACKAGE_LOOKUP =
+      SkyFunctionName.computed("CONTAINING_PACKAGE_LOOKUP");
+  public static final SkyFunctionName AST_FILE_LOOKUP = SkyFunctionName.computed("AST_FILE_LOOKUP");
+  public static final SkyFunctionName SKYLARK_IMPORTS_LOOKUP =
+      SkyFunctionName.computed("SKYLARK_IMPORTS_LOOKUP");
+  public static final SkyFunctionName GLOB = SkyFunctionName.computed("GLOB");
+  public static final SkyFunctionName PACKAGE = SkyFunctionName.computed("PACKAGE");
+  public static final SkyFunctionName TARGET_MARKER = SkyFunctionName.computed("TARGET_MARKER");
+  public static final SkyFunctionName TARGET_PATTERN = SkyFunctionName.computed("TARGET_PATTERN");
+  public static final SkyFunctionName RECURSIVE_PKG = SkyFunctionName.computed("RECURSIVE_PKG");
+  public static final SkyFunctionName TRANSITIVE_TARGET =
+      SkyFunctionName.computed("TRANSITIVE_TARGET");
+  public static final SkyFunctionName CONFIGURED_TARGET =
+      SkyFunctionName.computed("CONFIGURED_TARGET");
+  public static final SkyFunctionName ASPECT = SkyFunctionName.computed("ASPECT");
+  public static final SkyFunctionName POST_CONFIGURED_TARGET =
+      SkyFunctionName.computed("POST_CONFIGURED_TARGET");
+  public static final SkyFunctionName TARGET_COMPLETION =
+      SkyFunctionName.computed("TARGET_COMPLETION");
+  public static final SkyFunctionName TEST_COMPLETION =
+      SkyFunctionName.computed("TEST_COMPLETION");
+  public static final SkyFunctionName CONFIGURATION_FRAGMENT =
+      SkyFunctionName.computed("CONFIGURATION_FRAGMENT");
+  public static final SkyFunctionName CONFIGURATION_COLLECTION =
+      SkyFunctionName.computed("CONFIGURATION_COLLECTION");
+  public static final SkyFunctionName ARTIFACT = SkyFunctionName.computed("ARTIFACT");
+  public static final SkyFunctionName ACTION_EXECUTION =
+      SkyFunctionName.computed("ACTION_EXECUTION");
+  public static final SkyFunctionName ACTION_LOOKUP = SkyFunctionName.computed("ACTION_LOOKUP");
+  public static final SkyFunctionName RECURSIVE_FILESYSTEM_TRAVERSAL =
+      SkyFunctionName.computed("RECURSIVE_DIRECTORY_TRAVERSAL");
+  public static final SkyFunctionName FILESET_ENTRY = SkyFunctionName.computed("FILESET_ENTRY");
+  public static final SkyFunctionName BUILD_INFO_COLLECTION =
+      SkyFunctionName.computed("BUILD_INFO_COLLECTION");
+  public static final SkyFunctionName BUILD_INFO = SkyFunctionName.computed("BUILD_INFO");
+  public static final SkyFunctionName WORKSPACE_FILE = SkyFunctionName.computed("WORKSPACE_FILE");
+  public static final SkyFunctionName COVERAGE_REPORT = SkyFunctionName.computed("COVERAGE_REPORT");
+  public static final SkyFunctionName REPOSITORY = SkyFunctionName.computed("REPOSITORY");
+
+  public static Predicate<SkyKey> isSkyFunction(final SkyFunctionName functionName) {
+    return new Predicate<SkyKey>() {
+      @Override
+      public boolean apply(SkyKey key) {
+        return key.functionName() == functionName;
+      }
+    };
+  }
+}