Begins cleanup to allow ActionFS to be injected into all action executions.

PiperOrigin-RevId: 189244665

1 files changed, 16 insertions, 0 deletions

diff --git a/src/main/java/com/google/devtools/build/lib/actions/ActionExecutionContext.java b/src/main/java/com/google/devtools/build/lib/actions/ActionExecutionContext.java
index f356559a86..8a96476d30 100644
--- a/src/main/java/com/google/devtools/build/lib/actions/ActionExecutionContext.java
+++ b/src/main/java/com/google/devtools/build/lib/actions/ActionExecutionContext.java
@@ -135,6 +135,22 @@ public class ActionExecutionContext implements Closeable {
   }
 
   /**
+   * Returns the path for an ActionInput.
+   *
+   * <p>Notably, in the future, we want any action-scoped artifacts to resolve paths using this
+   * method instead of {@link Artifact#getPath} because that does not allow filesystem injection.
+   *
+   * <p>TODO(shahan): cleanup {@link Action}-scoped references to {@link Artifact.getPath}.
+   */
+  public Path getInputPath(ActionInput input) {
+    if (input instanceof Artifact) {
+      // TODO(shahan): replace this with actual logic once we understand what it is.
+      return ((Artifact) input).getPath();
+    }
+    return executor.getExecRoot().getRelative(input.getExecPath());
+  }
+
+  /**
    * Returns whether failures should have verbose error messages.
    */
   public boolean getVerboseFailures() {