1 files changed, 29 insertions, 0 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/analysis/constraints/SupportedEnvironmentsProvider.java b/src/main/java/com/google/devtools/build/lib/analysis/constraints/SupportedEnvironmentsProvider.java
new file mode 100644
index 0000000000..8200386014
--- /dev/null
+++ b/src/main/java/com/google/devtools/build/lib/analysis/constraints/SupportedEnvironmentsProvider.java
@@ -0,0 +1,29 @@
+// Copyright 2015 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.analysis.constraints;
+
+import com.google.devtools.build.lib.analysis.TransitiveInfoProvider;
+
+/**
+ * A provider that advertises which environments the associated target is compatible with
+ * (from the point of view of the constraint enforcement system).
+ */
+public interface SupportedEnvironmentsProvider extends TransitiveInfoProvider {
+
+  /**
+   * Returns the environments the associated target is compatible with.
+   */
+  EnvironmentCollection getEnvironments();
+}