OrOperator.java

package hu.sztaki.ilab.longneck.process.constraint;

import hu.sztaki.ilab.longneck.Record;
import hu.sztaki.ilab.longneck.process.VariableSpace;
import java.util.ArrayList;
import java.util.List;

/**
 * Or operator for constraints.
 * 
 * @author Molnar Peter <molnarp@sztaki.mta.hu>
 */
public class OrOperator extends AbstractCompoundConstraint {

    @Override
    public CheckResult check(Record record, VariableSpace scope) {        
        if (constraints == null) {
            return new CheckResult(this, true, null, null, null);        
        }
        
        // Prepare result variable
        List<CheckResult> results = new ArrayList<CheckResult>(constraints.size());
        
        for (Constraint c : constraints) {           
            CheckResult res = c.check(record, scope);
            results.add(res);
            
            if (res.isPassed()) {
                return new CheckResult(this, true, null, null, null, results);
            }
        }
        
        return new CheckResult(this, false, null, null, null, results);
    }

    @Override
    public OrOperator clone() {
        return (OrOperator) super.clone();
    }
    
}