001 /* 002 * Sonar, open source software quality management tool. 003 * Copyright (C) 2008-2011 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 package org.sonar.plugins.squid.decorators; 021 022 import org.sonar.api.batch.Decorator; 023 import org.sonar.api.batch.DecoratorContext; 024 import org.sonar.api.batch.DependedUpon; 025 import org.sonar.api.batch.DependsUpon; 026 import org.sonar.api.measures.*; 027 import org.sonar.api.resources.Java; 028 import org.sonar.api.resources.Project; 029 import org.sonar.api.resources.Resource; 030 import org.sonar.api.resources.Scopes; 031 032 /** 033 * @since 2.6 034 */ 035 public final class ClassComplexityDistributionBuilder implements Decorator { 036 037 private static final Number[] LIMITS = { 0, 5, 10, 20, 30, 60, 90 }; 038 039 @DependsUpon 040 public Metric dependOnComplexity() { 041 return CoreMetrics.COMPLEXITY; 042 } 043 044 @DependedUpon 045 public Metric generatesFunctionComplexityDistribution() { 046 return CoreMetrics.CLASS_COMPLEXITY_DISTRIBUTION; 047 } 048 049 public void decorate(Resource resource, DecoratorContext context) { 050 if (shouldExecuteOn(resource, context)) { 051 RangeDistributionBuilder builder = new RangeDistributionBuilder(CoreMetrics.CLASS_COMPLEXITY_DISTRIBUTION, LIMITS); 052 for (DecoratorContext childContext : context.getChildren()) { 053 if (Scopes.isProgramUnit(childContext.getResource())) { 054 Measure complexity = childContext.getMeasure(CoreMetrics.COMPLEXITY); 055 if (complexity != null) { 056 builder.add(complexity.getValue()); 057 } 058 } 059 } 060 Measure measure = builder.build(true); 061 measure.setPersistenceMode(PersistenceMode.MEMORY); 062 context.saveMeasure(measure); 063 } 064 } 065 066 boolean shouldExecuteOn(Resource resource, DecoratorContext context) { 067 return Scopes.isFile(resource) && context.getMeasure(CoreMetrics.COMPLEXITY) != null; 068 } 069 070 public boolean shouldExecuteOnProject(Project project) { 071 return Java.KEY.equals(project.getLanguageKey()); 072 } 073 }