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package com.yahoo.searchdefinition.processing;
import com.yahoo.config.application.api.DeployLogger;
import com.yahoo.searchdefinition.RankProfileRegistry;
import com.yahoo.searchdefinition.Search;
import com.yahoo.searchdefinition.derived.SummaryClass;
import com.yahoo.searchdefinition.document.ImmutableSDField;
import com.yahoo.vespa.documentmodel.DocumentSummary;
import com.yahoo.vespa.documentmodel.SummaryField;
import com.yahoo.vespa.model.container.search.QueryProfiles;
import java.util.Optional;
import java.util.logging.Level;
/**
* Emits a warning for summaries which accesses disk.
*
* @author bratseth
*/
public class SummaryDiskAccessValidator extends Processor {
public SummaryDiskAccessValidator(Search search,
DeployLogger deployLogger,
RankProfileRegistry rankProfileRegistry,
QueryProfiles queryProfiles) {
super(search, deployLogger, rankProfileRegistry, queryProfiles);
}
@Override
public void process(boolean validate, boolean documentsOnly) {
if ( ! validate) return;
if (documentsOnly) return;
for (DocumentSummary summary : search.getSummaries().values()) {
for (SummaryField summaryField : summary.getSummaryFields()) {
for (SummaryField.Source source : summaryField.getSources()) {
ImmutableSDField field = search.getField(source.getName());
if (field == null)
field = findFieldProducingSummaryField(source.getName(), search).orElse(null);
if (field == null && ! source.getName().equals(SummaryClass.DOCUMENT_ID_FIELD))
throw new IllegalArgumentException(summaryField + " in " + summary + " references " +
source + ", but this field does not exist");
if ( ! isInMemory(field) && ! summary.isFromDisk()) {
// TODO: Set to warning on vespa 7
deployLogger.log(Level.FINE, summaryField + " in " + summary + " references " +
source + ", which is not an attribute: Using this " +
"summary will cause disk accesses. " +
"Set 'from-disk' on this summary class to silence this warning.");
}
}
}
}
}
private boolean isInMemory(ImmutableSDField field) {
if (field == null) return false; // For DOCUMENT_ID_FIELD, which may be implicit, but is then not in memory
return field.doesAttributing();
}
private Optional<ImmutableSDField> findFieldProducingSummaryField(String name, Search search) {
return search.allFields().filter(field -> field.getSummaryFields().get(name) != null).findAny();
}
}
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