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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.schema.RankProfileRegistry;
import com.yahoo.schema.Schema;
import com.yahoo.schema.derived.SummaryClass;
import com.yahoo.vespa.documentmodel.DocumentSummary;
import com.yahoo.vespa.documentmodel.SummaryField;
import com.yahoo.vespa.documentmodel.SummaryTransform;
import com.yahoo.vespa.model.container.search.QueryProfiles;
/**
* Verifies that the source fields actually refers to a valid field.
*
* @author baldersheim
*/
public class SummaryFieldsMustHaveValidSource extends Processor {
SummaryFieldsMustHaveValidSource(Schema schema, DeployLogger deployLogger, RankProfileRegistry rankProfileRegistry, QueryProfiles queryProfiles) {
super(schema, deployLogger, rankProfileRegistry, queryProfiles);
}
@Override
public void process(boolean validate, boolean documentsOnly) {
if ( ! validate) return;
for (DocumentSummary summary : schema.getSummaries().values()) {
for (SummaryField summaryField : summary.getSummaryFields().values()) {
if (summaryField.getSources().isEmpty()) {
if ((summaryField.getTransform() != SummaryTransform.RANKFEATURES) &&
(summaryField.getTransform() != SummaryTransform.SUMMARYFEATURES))
{
verifySource(summaryField.getName(), summaryField, summary);
}
} else if (summaryField.getSourceCount() == 1) {
verifySource(summaryField.getSingleSource(), summaryField, summary);
} else {
for (SummaryField.Source source : summaryField.getSources()) {
if ( ! source.getName().equals(summaryField.getName()) ) {
verifySource(source.getName(), summaryField, summary);
}
}
}
}
}
}
private boolean isValid(String source, SummaryField summaryField, DocumentSummary summary) {
return isDocumentField(source) ||
(isNotInThisSummaryClass(summary, source) && isSummaryField(source)) ||
(isInThisSummaryClass(summary, source) && !source.equals(summaryField.getName())) ||
(SummaryClass.DOCUMENT_ID_FIELD.equals(source));
}
private void verifySource(String source, SummaryField summaryField, DocumentSummary summary) {
if ( ! isValid(source, summaryField, summary) ) {
throw new IllegalArgumentException("For " + schema + ", summary class '" +
summary.getName() + "'," + " summary field '" + summaryField.getName() +
"': there is no valid source '" + source + "'.");
}
}
private static boolean isNotInThisSummaryClass(DocumentSummary summary, String name) {
return summary.getSummaryField(name) == null;
}
private static boolean isInThisSummaryClass(DocumentSummary summary, String name) {
return summary.getSummaryField(name) != null;
}
private boolean isDocumentField(String name) {
return schema.getField(name) != null;
}
private boolean isSummaryField(String name) {
return schema.getSummaryField(name) != null;
}
}
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