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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.prelude.semantics.rule;
import java.util.Iterator;
import com.yahoo.prelude.semantics.engine.Choicepoint;
import com.yahoo.prelude.semantics.engine.RuleEvaluation;
/**
* A condition which consists of a list of alternatives to match at any location
*
* @author bratseth
*/
public class AndCondition extends CompositeCondition {
// TODO: Not in use. What was this for? Remove?
public AndCondition() {
}
public boolean doesMatch(RuleEvaluation e) {
Choicepoint choicepoint=e.getChoicepoint(this,true);
choicepoint.updateState();
boolean matches=allSubConditionsMatches(e);
if (!matches)
choicepoint.backtrack();
return matches;
}
protected boolean useParentheses() {
return (getParent()!=null
&& ! (getParent() instanceof ChoiceCondition));
}
protected String toInnerString() {
return toInnerString(" & ");
}
}
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