andreer/delete unused certs 1 (#14901)

* add delete cert method to endpoint certificate providers

* delete unused certificates (guarded by feature flag)

1 files changed, 8 insertions, 0 deletions

diff --git a/container-disc/src/main/java/com/yahoo/container/jdisc/SecretStoreProvider.java b/container-disc/src/main/java/com/yahoo/container/jdisc/SecretStoreProvider.java
index 6012fbe394c..9c1dd00fdd4 100644
--- a/container-disc/src/main/java/com/yahoo/container/jdisc/SecretStoreProvider.java
+++ b/container-disc/src/main/java/com/yahoo/container/jdisc/SecretStoreProvider.java
@@ -1,9 +1,12 @@
 // Copyright 2019 Oath Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
 package com.yahoo.container.jdisc;
 
+import com.yahoo.container.jdisc.secretstore.SecretNotFoundException;
 import com.yahoo.container.jdisc.secretstore.SecretStore;
 import com.yahoo.container.di.componentgraph.Provider;
 
+import java.util.List;
+
 public class SecretStoreProvider implements Provider<SecretStore> {
 
     private static final ThrowingSecretStore instance = new ThrowingSecretStore();
@@ -25,5 +28,10 @@ public class SecretStoreProvider implements Provider<SecretStore> {
         public String getSecret(String key, int version) {
             throw new UnsupportedOperationException("A secret store is not available");
         }
+
+        @Override
+        public List<Integer> listSecretVersions(String key) {
+            throw new SecretNotFoundException("A secret store is not available");
+        }
     }
 }