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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.searchdefinition.processing.multifieldresolver;
import com.yahoo.config.application.api.DeployLogger;
import com.yahoo.search.query.profile.types.FieldDescription;
import com.yahoo.search.query.profile.types.FieldType;
import com.yahoo.search.query.profile.types.QueryProfileType;
import com.yahoo.search.query.profile.types.TensorFieldType;
import com.yahoo.searchdefinition.RankProfile;
import com.yahoo.searchdefinition.RankProfileRegistry;
import com.yahoo.searchdefinition.Search;
import com.yahoo.searchdefinition.document.Attribute;
import com.yahoo.searchdefinition.document.SDField;
import com.yahoo.searchdefinition.processing.Processor;
import com.yahoo.vespa.model.container.search.QueryProfiles;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* Class that processes a search instance and sets type settings on all rank profiles.
*
* Currently, type settings are limited to the type of tensor attribute fields and tensor query features.
*
* @author geirst
*/
public class RankProfileTypeSettingsProcessor extends Processor {
private static final Pattern queryFeaturePattern = Pattern.compile("query\\((\\w+)\\)$");
public RankProfileTypeSettingsProcessor(Search search, DeployLogger deployLogger, RankProfileRegistry rankProfileRegistry, QueryProfiles queryProfiles) {
super(search, deployLogger, rankProfileRegistry, queryProfiles);
}
@Override
public void process() {
processAttributeFields();
processQueryProfileTypes();
}
private void processAttributeFields() {
for (SDField field : search.allConcreteFields()) {
Attribute attribute = field.getAttributes().get(field.getName());
if (attribute != null && attribute.tensorType().isPresent()) {
addAttributeTypeToRankProfiles(attribute.getName(), attribute.tensorType().get().toString());
}
}
}
private void addAttributeTypeToRankProfiles(String attributeName, String attributeType) {
for (RankProfile profile : rankProfileRegistry.allRankProfiles()) {
profile.addAttributeType(attributeName, attributeType);
}
}
private void processQueryProfileTypes() {
for (QueryProfileType queryProfileType : queryProfiles.getRegistry().getTypeRegistry().allComponents()) {
for (Map.Entry<String, FieldDescription> fieldDescEntry : queryProfileType.fields().entrySet()) {
processFieldDescription(fieldDescEntry.getValue());
}
}
}
private void processFieldDescription(FieldDescription fieldDescription) {
String fieldName = fieldDescription.getName();
FieldType fieldType = fieldDescription.getType();
if (fieldType instanceof TensorFieldType) {
TensorFieldType tensorFieldType = (TensorFieldType)fieldType;
Matcher matcher = queryFeaturePattern.matcher(fieldName);
if (tensorFieldType.type().isPresent() && matcher.matches()) {
String queryFeature = matcher.group(1);
addQueryFeatureTypeToRankProfiles(queryFeature, tensorFieldType.type().get().toString());
}
}
}
private void addQueryFeatureTypeToRankProfiles(String queryFeature, String queryFeatureType) {
for (RankProfile profile : rankProfileRegistry.allRankProfiles()) {
profile.addQueryFeatureType(queryFeature, queryFeatureType);
}
}
}
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