Add types for a config change requiring reindexing

2 files changed, 21 insertions, 2 deletions

diff --git a/config-model-api/src/main/java/com/yahoo/config/model/api/ConfigChangeAction.java b/config-model-api/src/main/java/com/yahoo/config/model/api/ConfigChangeAction.java
index ffe011af1e8..2dfc2c37a40 100644
--- a/config-model-api/src/main/java/com/yahoo/config/model/api/ConfigChangeAction.java
+++ b/config-model-api/src/main/java/com/yahoo/config/model/api/ConfigChangeAction.java
@@ -4,7 +4,6 @@ package com.yahoo.config.model.api;
 import com.yahoo.config.provision.ClusterSpec;
 
 import java.util.List;
-import java.util.Optional;
 
 /**
  * Contains the action to be performed on the given services to handle a config change
@@ -15,7 +14,7 @@ import java.util.Optional;
 public interface ConfigChangeAction {
 
     enum Type {
-        RESTART("restart"), REFEED("refeed");
+        RESTART("restart"), REFEED("refeed"), REINDEXING("reindexing");
 
         private final String type;
 
diff --git a/config-model-api/src/main/java/com/yahoo/config/model/api/ConfigChangeReindexAction.java b/config-model-api/src/main/java/com/yahoo/config/model/api/ConfigChangeReindexAction.java
new file mode 100644
index 00000000000..2ae60ba64bb
--- /dev/null
+++ b/config-model-api/src/main/java/com/yahoo/config/model/api/ConfigChangeReindexAction.java
@@ -0,0 +1,20 @@
+// Copyright Verizon Media. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.config.model.api;
+
+import java.util.Optional;
+
+/**
+ * Represents an action to re-index a document type in order to handle a config change.
+ *
+ * @author bjorncs
+ */
+public interface ConfigChangeReindexAction extends ConfigChangeAction {
+
+    @Override default Type getType() { return Type.REINDEXING; }
+
+    /** @return name identifying this kind of change, used to identify names which should be allowed */
+    String name();
+
+    /** @return name of the document type that must bed re-indexed, or empty if all document types */
+    Optional<String> getDocumentType();
+}