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// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.searchdefinition.processing;
import com.yahoo.config.application.api.DeployLogger;
import com.yahoo.searchdefinition.RankProfileRegistry;
import com.yahoo.document.DataType;
import com.yahoo.searchdefinition.document.Matching;
import com.yahoo.document.NumericDataType;
import com.yahoo.searchdefinition.document.SDField;
import com.yahoo.searchdefinition.Search;
import com.yahoo.vespa.model.container.search.QueryProfiles;
/**
* Fields that derive to attribute(s) and no indices should use the WORD indexing form,
* in a feeble attempt to match the most peoples expectations as closely as possible.
*
* @author vegardh
*
*/
public class AttributesImplicitWord extends Processor {
public AttributesImplicitWord(Search search, DeployLogger deployLogger, RankProfileRegistry rankProfileRegistry, QueryProfiles queryProfiles) {
super(search, deployLogger, rankProfileRegistry, queryProfiles);
}
@Override
public void process() {
for (SDField field : search.allConcreteFields()) {
if (fieldImplicitlyWordMatch(field)) {
field.getMatching().setType(Matching.Type.WORD);
}
}
}
private boolean fieldImplicitlyWordMatch(SDField field) {
// numeric types should not trigger exact-match query parsing
DataType dt = field.getDataType().getPrimitiveType();
if (dt != null && dt instanceof NumericDataType) {
return false;
}
return (field.getIndexToCount() == 0
&& field.getAttributes().size() > 0
&& field.getIndices().isEmpty()
&& !field.getMatching().isTypeUserSet());
}
}
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