1 files changed, 41 insertions, 0 deletions
diff --git a/config-model/src/main/java/com/yahoo/schema/fieldoperation/SummaryToOperation.java b/config-model/src/main/java/com/yahoo/schema/fieldoperation/SummaryToOperation.java
new file mode 100644
index 00000000000..2d9cf3acf4e
--- /dev/null
+++ b/config-model/src/main/java/com/yahoo/schema/fieldoperation/SummaryToOperation.java
@@ -0,0 +1,41 @@
+// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.schema.fieldoperation;
+
+import com.yahoo.schema.document.SDField;
+import com.yahoo.vespa.documentmodel.SummaryField;
+
+import java.util.Set;
+
+/**
+ * @author Einar M R Rosenvinge
+ */
+public class SummaryToOperation implements FieldOperation {
+
+    private Set<String> destinations = new java.util.LinkedHashSet<>();
+    private String name;
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public void addDestination(String destination) {
+        destinations.add(destination);
+    }
+
+    public void apply(SDField field) {
+        SummaryField summary;
+        summary = field.getSummaryField(name);
+        if (summary == null) {
+            summary = new SummaryField(field);
+            summary.addSource(field.getName());
+            summary.addDestination("default");
+            field.addSummaryField(summary);
+        }
+        summary.setImplicit(false);
+
+        for (String destination : destinations) {
+            summary.addDestination(destination);
+        }
+    }
+
+}