Coverage Report - com.sdmetrics.metrics.MetricProcedureSetOperation - www.sdmetrics.com
 
Classes in this File Line Coverage Branch Coverage Complexity
MetricProcedureSetOperation
92%
13/14
100%
4/4
4
 
 1  0
 /*
 2  
  * SDMetrics Open Core for UML design measurement
 3  
  * Copyright (c) Juergen Wuest
 4  
  * To contact the author, see <http://www.sdmetrics.com/Contact.html>.
 5  
  * 
 6  
  * This file is part of the SDMetrics Open Core.
 7  
  * 
 8  
  * SDMetrics Open Core is free software: you can redistribute it and/or modify
 9  
  * it under the terms of the GNU Affero General Public License as
 10  
  * published by the Free Software Foundation, either version 3 of the
 11  
  * License, or (at your option) any later version.
 12  
     
 13  
  * SDMetrics Open Core is distributed in the hope that it will be useful,
 14  
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 15  
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 16  
  * GNU Affero General Public License for more details.
 17  
  *
 18  
  * You should have received a copy of the GNU Affero General Public License
 19  
  * along with SDMetrics Open Core.  If not, see <http://www.gnu.org/licenses/>.
 20  
  *
 21  
  */
 22  
 package com.sdmetrics.metrics;
 23  
 
 24  
 import java.util.Collection;
 25  
 
 26  
 import com.sdmetrics.model.ModelElement;
 27  
 
 28  
 /**
 29  
  * Calculates the deprecated "setoperation" metric procedure.
 30  
  * <p>
 31  
  * Set operations are now just a special case of projections with "relset"
 32  
  * attribute.
 33  
  */
 34  1
 public class MetricProcedureSetOperation extends MetricProcedure {
 35  
 
 36  
         @Override
 37  
         public Number calculate(ModelElement element, Metric metric)
 38  
                         throws SDMetricsException {
 39  3
                 ProcedureAttributes attributes = metric.getAttributes();
 40  6
                 Collection<ModelElement> set = evalElementSetExpression(element,
 41  3
                                 attributes.getRequiredExpression("set"), null);
 42  3
                 if (set.isEmpty())
 43  1
                         return MetricTools.ZERO;
 44  
 
 45  2
                 FilterAttributeProcessor fap = getFilterAttributeProcessor(attributes);
 46  4
                 SummationHelper sum = new SummationHelper(getMetricsEngine(),
 47  2
                                 attributes);
 48  2
                 Variables vars = new Variables(element);
 49  5
                 for (ModelElement projElem : fap.validIteration(set, vars)) {
 50  1
                         sum.add(projElem, vars);
 51  
                 }
 52  2
                 return sum.getTotal();
 53  
         }
 54  
 }