Make SearchTemplateRequest implement IndicesRequest.Replaceable

Signed-off-by: Craig Perkins <[email protected]>

modules/lang-mustache/src/main/java/org/opensearch/script/mustache/SearchTemplateRequest.java

@@ -35,7 +35,9 @@
 import org.opensearch.action.ActionRequest;
 import org.opensearch.action.ActionRequestValidationException;
 import org.opensearch.action.CompositeIndicesRequest;
+import org.opensearch.action.IndicesRequest;
 import org.opensearch.action.search.SearchRequest;
+import org.opensearch.action.support.IndicesOptions;
 import org.opensearch.core.ParseField;
 import org.opensearch.core.common.ParsingException;
 import org.opensearch.common.Strings;
@@ -57,7 +59,7 @@
 /**
  * A request to execute a search based on a search template.
  */
-public class SearchTemplateRequest extends ActionRequest implements CompositeIndicesRequest, ToXContentObject {
+public class SearchTemplateRequest extends ActionRequest implements IndicesRequest.Replaceable, CompositeIndicesRequest, ToXContentObject {
 
     private SearchRequest request;
     private boolean simulate = false;
@@ -255,4 +257,19 @@ public void writeTo(StreamOutput out) throws IOException {
             out.writeMap(scriptParams);
         }
     }
+
+    @Override
+    public String[] indices() {
+        return request.indices();
+    }
+
+    @Override
+    public IndicesOptions indicesOptions() {
+        return request.indicesOptions();
+    }
+
+    @Override
+    public IndicesRequest indices(String... indices) {
+        return request.indices(indices);
+    }
 }