Introduce TreeFileArtifact, which represents files under TreeArtifacts.

Remove ArtifactFile, which is rendered obsolete by TreeFileArtifact.

--
MOS_MIGRATED_REVID=119789154

1 files changed, 6 insertions, 0 deletions

diff --git a/src/main/java/com/google/devtools/build/lib/skyframe/PerActionFileCache.java b/src/main/java/com/google/devtools/build/lib/skyframe/PerActionFileCache.java
index 2d281f49a2..270090478d 100644
--- a/src/main/java/com/google/devtools/build/lib/skyframe/PerActionFileCache.java
+++ b/src/main/java/com/google/devtools/build/lib/skyframe/PerActionFileCache.java
@@ -56,6 +56,12 @@ class PerActionFileCache implements ActionInputFileCache {
     if (!(input instanceof Artifact)) {
       return null;
     }
+
+    // TODO(rduan): Implement action file caching for TreeFileArtifacts.
+    if (((Artifact) input).hasParent()) {
+      return null;
+    }
+
     return Preconditions.checkNotNull(inputArtifactData.get(input), input);
   }