1 files changed, 66 insertions, 0 deletions
diff --git a/config-model/src/main/java/com/yahoo/schema/processing/PagedAttributeValidator.java b/config-model/src/main/java/com/yahoo/schema/processing/PagedAttributeValidator.java
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+++ b/config-model/src/main/java/com/yahoo/schema/processing/PagedAttributeValidator.java
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+// 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.document.Field;
+import com.yahoo.schema.RankProfileRegistry;
+import com.yahoo.schema.Schema;
+import com.yahoo.schema.document.Attribute;
+import com.yahoo.tensor.TensorType;
+import com.yahoo.vespa.model.container.search.QueryProfiles;
+
+import java.util.Optional;
+
+/**
+ * Validates the 'paged' attribute setting and throws if specified on unsupported types.
+ *
+ * @author geirst
+ */
+public class PagedAttributeValidator extends Processor {
+
+    public PagedAttributeValidator(Schema schema,
+                                   DeployLogger deployLogger,
+                                   RankProfileRegistry rankProfileRegistry,
+                                   QueryProfiles queryProfiles) {
+        super(schema, deployLogger, rankProfileRegistry, queryProfiles);
+    }
+
+    @Override
+    public void process(boolean validate, boolean documentsOnly) {
+        if (!validate) {
+            return;
+        }
+        for (var field : schema.allConcreteFields()) {
+            for (var attribute : field.getAttributes().values()) {
+                if (attribute.isPaged()) {
+                    validatePagedSetting(field, attribute);
+                }
+            }
+        }
+    }
+
+    private void validatePagedSetting(Field field, Attribute attribute) {
+        if (!isSupportedType(attribute)) {
+            fail(schema, field, "The 'paged' attribute setting is not supported for non-dense tensor, predicate and reference types");
+        }
+    }
+
+    private boolean isSupportedType(Attribute attribute) {
+        var type = attribute.getType();
+        return (type != Attribute.Type.PREDICATE) &&
+                (type != Attribute.Type.REFERENCE) &&
+                (isSupportedTensorType(attribute.tensorType()));
+    }
+
+    private boolean isSupportedTensorType(Optional<TensorType> tensorType) {
+        if (tensorType.isPresent()) {
+            return isDenseTensorType(tensorType.get());
+        }
+        return true;
+    }
+
+    private boolean isDenseTensorType(TensorType type) {
+        return type.dimensions().stream().allMatch(d -> d.isIndexed());
+    }
+
+}