ExpressionVerification.java

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package edu.rice.cs.hpc.viewer.metric;

import com.graphbuilder.math.Expression;
import edu.rice.cs.hpc.data.experiment.metric.ExtFuncMap;
import edu.rice.cs.hpc.data.experiment.metric.MetricVarMap;

public class ExpressionVerification {
    
    private ExtFuncMap fctMap;
    
    public ExpressionVerification ( ExtFuncMap fm ) {
        fctMap = fm;
    }
    
    public boolean check ( Expression objExpression ) {
        MetricVarMap vm = new MetricVarMap(false /* case sensitive */);

        vm.setScope(null);
        try {
            double dValue = objExpression.eval(vm, fctMap);
            return (dValue == 0);
        } catch(java.lang.Exception e) {
            // should throw an exception
            e.printStackTrace();
        }

        return false;
    }
}