2 files changed, 12 insertions, 0 deletions
diff --git a/lib/LXRng/Repo/Plain.pm b/lib/LXRng/Repo/Plain.pm
index 7e64d3c..46fb3f4 100644
--- a/lib/LXRng/Repo/Plain.pm
+++ b/lib/LXRng/Repo/Plain.pm
@@ -12,6 +12,12 @@ sub new {
     return bless({root => $root}, $class);
 }
 
+sub cache_key {
+    my ($self) = @_;
+
+    return $$self{'root'};
+}
+
 sub allversions {
     my ($self) = @_;
 
diff --git a/lib/LXRng/Repo/Plain/Directory.pm b/lib/LXRng/Repo/Plain/Directory.pm
index 8d7e701..788f6bc 100644
--- a/lib/LXRng/Repo/Plain/Directory.pm
+++ b/lib/LXRng/Repo/Plain/Directory.pm
@@ -12,6 +12,12 @@ sub new {
     return bless({name => $name, path => $path, stat => $stat}, $class);
 }
 
+sub cache_key {
+    my ($self) = @_;
+
+    return $$self{'path'};
+}
+
 sub time {
     my ($self) = @_;