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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.NumericDataType;
import com.yahoo.document.PrimitiveDataType;
import com.yahoo.schema.RankProfileRegistry;
import com.yahoo.schema.Schema;
import com.yahoo.schema.document.Attribute;
import com.yahoo.schema.document.Case;
import com.yahoo.schema.document.Dictionary;
import com.yahoo.schema.document.SDField;
import com.yahoo.vespa.model.container.search.QueryProfiles;
/**
* Propagates dictionary settings from field level to attribute level.
* Only applies to numeric fields with fast-search enabled.
*
* @author baldersheim
*/
public class DictionaryProcessor extends Processor {
public DictionaryProcessor(Schema schema, DeployLogger deployLogger, RankProfileRegistry rankProfileRegistry, QueryProfiles queryProfiles) {
super(schema, deployLogger, rankProfileRegistry, queryProfiles);
}
@Override
public void process(boolean validate, boolean documentsOnly) {
for (SDField field : schema.allConcreteFields()) {
Attribute attribute = field.getAttribute();
if (attribute == null) continue;
attribute.setCase(field.getMatching().getCase());
Dictionary dictionary = field.getDictionary();
if (dictionary == null) continue;
if (attribute.getDataType().getPrimitiveType() instanceof NumericDataType ) {
if (attribute.isFastSearch()) {
attribute.setDictionary(dictionary);
} else {
fail(schema, field, "You must specify 'attribute:fast-search' to allow dictionary control");
}
} else if (attribute.getDataType().getPrimitiveType() == PrimitiveDataType.STRING) {
attribute.setDictionary(dictionary);
if (dictionary.getType() == Dictionary.Type.HASH) {
if (dictionary.getMatch() != Case.CASED) {
fail(schema, field, "hash dictionary require cased match");
}
}
if (! dictionary.getMatch().equals(attribute.getCase())) {
fail(schema, field, "Dictionary casing '" + dictionary.getMatch() + "' does not match field match casing '" + attribute.getCase() + "'");
}
} else {
fail(schema, field, "You can only specify 'dictionary:' for numeric or string fields");
}
}
}
}
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