Coverage Report - com.sdmetrics.metrics.MetricProcedureNesting - www.sdmetrics.com
 
Classes in this File Line Coverage Branch Coverage Complexity
MetricProcedureNesting
100%
12/12
100%
4/4
3
 
 1  5
 /*
 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 com.sdmetrics.math.ExpressionNode;
 25  
 import com.sdmetrics.model.ModelElement;
 26  
 
 27  
 /**
 28  
  * Calculates a "nesting" metric procedure.
 29  
  */
 30  4
 public class MetricProcedureNesting extends MetricProcedure {
 31  
 
 32  
         /**
 33  
          * @return Nesting level as defined by the metric.
 34  
          */
 35  
         @Override
 36  
         public Integer calculate(ModelElement element, Metric metric)
 37  
                         throws SDMetricsException {
 38  5
                 ProcedureAttributes attributes = metric.getAttributes();
 39  5
                 ExpressionNode rel = attributes.getRequiredExpression("relation");
 40  5
                 int result = 0;
 41  
 
 42  
                 // Get parent in the relation that defines the nesting
 43  10
                 ModelElement parent = getMetricsEngine().evalModelElementExpression(
 44  5
                                 element, rel, new Variables(element));
 45  5
                 if (parent != null) {
 46  4
                         if (isCompatible(element, metric, parent)) {
 47  
                                 // Compatible parent, nesting is parent's nesting level plus 1
 48  9
                                 result = 1 + ((Integer) getMetricsEngine().getMetricValue(
 49  6
                                                 parent, metric)).intValue();
 50  
                         }
 51  
                 }
 52  5
                 return Integer.valueOf(result);
 53  
         }
 54  
 }