Add new summary transform for all 'documentid' summary fields.

This prepares for no longer inserting 'documentid' fields in the docsum blob in the backend.
Instead such fields will be produced using a docsum writer (transform) that uses the document instance to get the id.

1 files changed, 32 insertions, 0 deletions

diff --git a/config-model/src/main/java/com/yahoo/schema/processing/SummaryTransformForDocumentId.java b/config-model/src/main/java/com/yahoo/schema/processing/SummaryTransformForDocumentId.java
new file mode 100644
index 00000000000..99419ecd526
--- /dev/null
+++ b/config-model/src/main/java/com/yahoo/schema/processing/SummaryTransformForDocumentId.java
@@ -0,0 +1,32 @@
+// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.schema.processing;
+
+import com.yahoo.config.application.api.DeployLogger;
+import com.yahoo.schema.RankProfileRegistry;
+import com.yahoo.schema.Schema;
+import com.yahoo.schema.derived.SummaryClass;
+import com.yahoo.vespa.documentmodel.SummaryTransform;
+import com.yahoo.vespa.model.container.search.QueryProfiles;
+
+/**
+ * Adds the corresponding summary transform for all "documentid" summary fields.
+ *
+ * @author geirst
+ */
+public class SummaryTransformForDocumentId extends Processor {
+
+    public SummaryTransformForDocumentId(Schema schema, DeployLogger deployLogger, RankProfileRegistry rankProfileRegistry, QueryProfiles queryProfiles) {
+        super(schema, deployLogger, rankProfileRegistry, queryProfiles);
+    }
+
+    @Override
+    public void process(boolean validate, boolean documentsOnly) {
+        for (var summary : schema.getSummaries().values()) {
+            for (var summaryField : summary.getSummaryFields().values()) {
+                if (summaryField.getName().equals(SummaryClass.DOCUMENT_ID_FIELD)) {
+                    summaryField.setTransform(SummaryTransform.DOCUMENT_ID);
+                }
+            }
+        }
+    }
+}