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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.model.application.validation;
import com.yahoo.config.application.api.DeployLogger;
import com.yahoo.config.model.deploy.DeployState;
import com.yahoo.schema.Schema;
import com.yahoo.schema.derived.SchemaInfo;
import com.yahoo.schema.document.ComplexAttributeFieldUtils;
import com.yahoo.schema.document.GeoPos;
import com.yahoo.schema.document.ImmutableSDField;
import com.yahoo.vespa.model.VespaModel;
import com.yahoo.vespa.model.search.SearchCluster;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.logging.Level;
import java.util.stream.Collectors;
/**
* Validates that complex fields (of type struct or map) that have struct field attributes are supported.
*
* Only applies for indexed search clusters.
*
* @author geirst
*/
public class ComplexFieldsWithStructFieldAttributesValidator extends Validator {
@Override
public void validate(VespaModel model, DeployState deployState) {
List<SearchCluster> searchClusters = model.getSearchClusters();
for (SearchCluster cluster : searchClusters) {
if (cluster.isStreaming()) continue;
for (SchemaInfo spec : cluster.schemas().values()) {
validateComplexFields(cluster.getClusterName(), spec.fullSchema(), deployState.getDeployLogger());
}
}
}
private static void validateComplexFields(String clusterName, Schema schema, DeployLogger logger) {
String unsupportedFields = validateComplexFields(schema);
if (!unsupportedFields.isEmpty()) {
throw new IllegalArgumentException(getErrorMessage(clusterName, schema, unsupportedFields));
}
}
private static String validateComplexFields(Schema schema) {
return schema.allFields()
.filter(field -> isUnsupportedComplexField(field))
.map(ComplexFieldsWithStructFieldAttributesValidator::toString)
.collect(Collectors.joining(", "));
}
private static String getErrorMessage(String clusterName, Schema schema, String unsupportedFields) {
return String.format("For cluster '%s', search '%s': The following complex fields do not support using struct field attributes: %s. " +
"Only supported for the following complex field types: array or map of struct with primitive types, map of primitive types. " +
"The supported primitive types are: byte, int, long, float, double and string",
clusterName, schema.getName(), unsupportedFields);
}
private static boolean isUnsupportedComplexField(ImmutableSDField field) {
return (field.usesStructOrMap() &&
!isSupportedComplexField(field) &&
hasStructFieldAttributes(field.getStructFields()));
}
private static boolean isSupportedComplexField(ImmutableSDField field) {
return (ComplexAttributeFieldUtils.isSupportedComplexField(field) ||
GeoPos.isAnyPos(field));
}
private static String toString(ImmutableSDField field) {
return field.getName() + " (" + String.join(", ", getStructFieldAttributes(field.getStructFields(), false)) + ")";
}
private static boolean hasStructFieldAttributes(Collection<? extends ImmutableSDField> structFields) {
return !getStructFieldAttributes(structFields, true).isEmpty();
}
private static List<String> getStructFieldAttributes(Collection<? extends ImmutableSDField> structFields,
boolean returnAllTypes) {
var result = new ArrayList<String>();
for (var structField : structFields) {
for (var attr : structField.getAttributes().values()) {
if (returnAllTypes || !ComplexAttributeFieldUtils.isPrimitiveType(attr)) {
result.add(attr.getName());
}
}
if (structField.usesStructOrMap() && structField.wasConfiguredToDoAttributing()) {
result.add(structField.getName());
}
// If we encounter struct field attributes underneath this level, those are not supported and should be returned.
result.addAll(getStructFieldAttributes(structField.getStructFields(), true));
}
return result;
}
}
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