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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;
import com.yahoo.config.application.api.DeployLogger;
import com.yahoo.searchdefinition.RankProfileRegistry;
import com.yahoo.searchdefinition.Search;
import com.yahoo.searchdefinition.document.SDField;
import com.yahoo.vespa.indexinglanguage.ExpressionOptimizer;
import com.yahoo.vespa.indexinglanguage.expressions.ScriptExpression;
import com.yahoo.vespa.model.container.search.QueryProfiles;
/**
* Run ExpressionOptimizer on all scripts, to get rid of expressions that have no effect.
*/
public class OptimizeIlscript extends Processor {
public OptimizeIlscript(Search search,
DeployLogger deployLogger,
RankProfileRegistry rankProfileRegistry,
QueryProfiles queryProfiles) {
super(search, deployLogger, rankProfileRegistry, queryProfiles);
}
@Override
public void process(boolean validate) {
for (SDField field : search.allConcreteFields()) {
ScriptExpression script = field.getIndexingScript();
if (script == null) continue;
field.setIndexingScript((ScriptExpression)new ExpressionOptimizer().convert(script));
if ( ! field.getIndexingScript().toString().equals(script.toString())) {
warn(search, field, "Rewrote ilscript from:\n" + script.toString() +
"\nto\n" + field.getIndexingScript().toString());
}
}
}
}
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