001    /*
002     * Sonar, open source software quality management tool.
003     * Copyright (C) 2008-2012 SonarSource
004     * mailto:contact AT sonarsource DOT com
005     *
006     * Sonar is free software; you can redistribute it and/or
007     * modify it under the terms of the GNU Lesser General Public
008     * License as published by the Free Software Foundation; either
009     * version 3 of the License, or (at your option) any later version.
010     *
011     * Sonar is distributed in the hope that it will be useful,
012     * but WITHOUT ANY WARRANTY; without even the implied warranty of
013     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014     * Lesser General Public License for more details.
015     *
016     * You should have received a copy of the GNU Lesser General Public
017     * License along with Sonar; if not, write to the Free Software
018     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
019     */
020    
021    package org.sonar.squid.measures;
022    
023    import java.util.IdentityHashMap;
024    import java.util.Map;
025    
026    public class Measures {
027    
028      private Map<MetricDef, Measure> measures = new IdentityHashMap<MetricDef, Measure>();
029    
030      public double getValue(MetricDef metric) {
031        Measure measure = measures.get(metric);
032        if (measure == null) {
033          return 0;
034        }
035        return measure.getValue();
036      }
037    
038      public Object getData(MetricDef metric) {
039        Measure measure = measures.get(metric);
040        if (measure == null) {
041          return null;
042        }
043        return measure.getData();
044      }
045    
046      public void setValue(MetricDef metric, double measure) {
047        getMeasureOrCreateIt(metric).setValue(measure);
048      }
049    
050      public void setData(MetricDef metric, Object data) {
051        getMeasureOrCreateIt(metric).setData(data);
052      }
053    
054      private Measure getMeasureOrCreateIt(MetricDef metric) {
055        Measure measure = measures.get(metric);
056        if (measure == null) {
057          measure = new Measure(0);
058          measures.put(metric, measure);
059        }
060        return measure;
061      }
062    
063      public void removeMeasure(MetricDef metric) {
064        measures.remove(metric);
065      }
066    
067      private static final class Measure {
068    
069        private double value;
070        private Object data;
071    
072        private Measure(double value) {
073          this.value = value;
074        }
075    
076        private double getValue() {
077          return value;
078        }
079    
080        private void setValue(double value) {
081          this.value = value;
082        }
083    
084        private Object getData() {
085          return data;
086        }
087    
088        private void setData(Object data) {
089          this.data = data;
090        }
091      }
092    
093    }