SONAR-5477 Load global referentials earlier

11 files changed, 180 insertions, 54 deletions

diff --git a/sonar-batch/src/main/java/org/sonar/batch/bootstrap/BootstrapContainer.java b/sonar-batch/src/main/java/org/sonar/batch/bootstrap/BootstrapContainer.java
index daa6210cd1f..d7d866f3d79 100644
--- a/sonar-batch/src/main/java/org/sonar/batch/bootstrap/BootstrapContainer.java
+++ b/sonar-batch/src/main/java/org/sonar/batch/bootstrap/BootstrapContainer.java
@@ -36,7 +36,10 @@ import org.sonar.batch.components.PastSnapshotFinderByDays;
 import org.sonar.batch.components.PastSnapshotFinderByPreviousAnalysis;
 import org.sonar.batch.components.PastSnapshotFinderByPreviousVersion;
 import org.sonar.batch.components.PastSnapshotFinderByVersion;
+import org.sonar.batch.referential.DefaultGlobalReferentialsLoader;
 import org.sonar.batch.referential.DefaultProjectReferentialsLoader;
+import org.sonar.batch.referential.GlobalReferentialsLoader;
+import org.sonar.batch.referential.GlobalReferentialsProvider;
 import org.sonar.batch.referential.ProjectReferentialsLoader;
 import org.sonar.batch.settings.DefaultSettingsReferential;
 import org.sonar.batch.settings.SettingsReferential;
@@ -103,13 +106,17 @@ public class BootstrapContainer extends ComponentContainer {
       HttpDownloader.class,
       UriReader.class,
       new FileCacheProvider(),
-      System2.INSTANCE);
+      System2.INSTANCE,
+      new GlobalReferentialsProvider());
     if (getComponentByType(SettingsReferential.class) == null) {
       add(DefaultSettingsReferential.class);
     }
     if (getComponentByType(PluginsReferential.class) == null) {
       add(DefaultPluginsReferential.class);
     }
+    if (getComponentByType(GlobalReferentialsLoader.class) == null) {
+      add(DefaultGlobalReferentialsLoader.class);
+    }
     if (getComponentByType(ProjectReferentialsLoader.class) == null) {
       add(DefaultProjectReferentialsLoader.class);
     }
diff --git a/sonar-batch/src/main/java/org/sonar/batch/bootstrap/TaskContainer.java b/sonar-batch/src/main/java/org/sonar/batch/bootstrap/TaskContainer.java
index e7fd8427a2d..c29b5aa98bc 100644
--- a/sonar-batch/src/main/java/org/sonar/batch/bootstrap/TaskContainer.java
+++ b/sonar-batch/src/main/java/org/sonar/batch/bootstrap/TaskContainer.java
@@ -31,6 +31,8 @@ import org.sonar.batch.bootstrapper.EnvironmentInformation;
 import org.sonar.batch.scan.DeprecatedProjectReactorBuilder;
 import org.sonar.batch.scan.ProjectReactorBuilder;
 import org.sonar.batch.scan.ScanTask;
+import org.sonar.batch.scan.measure.DefaultMetricFinder;
+import org.sonar.batch.scan.measure.DeprecatedMetricFinder;
 import org.sonar.batch.tasks.ListTask;
 import org.sonar.batch.tasks.Tasks;
 import org.sonar.core.permission.PermissionFacade;
@@ -54,11 +56,21 @@ public class TaskContainer extends ComponentContainer {
     installCoreTasks();
     installTaskExtensions();
     installComponentsUsingTaskExtensions();
+    addCoreComponents();
     for (Object component : components) {
       add(component);
     }
   }
 
+  private void addCoreComponents() {
+    // Metrics
+    if (!getParent().getComponentByType(AnalysisMode.class).isSensorMode()) {
+      add(DeprecatedMetricFinder.class);
+    }
+    add(DefaultMetricFinder.class);
+
+  }
+
   void installCoreTasks() {
     add(new TaskProperties(taskProperties, getParent().getComponentByType(BootstrapProperties.class).property(CoreProperties.ENCRYPTION_SECRET_KEY_PATH)));
     add(
diff --git a/sonar-batch/src/main/java/org/sonar/batch/mediumtest/BatchMediumTester.java b/sonar-batch/src/main/java/org/sonar/batch/mediumtest/BatchMediumTester.java
index 70a509bb22f..5eaa1ee13a4 100644
--- a/sonar-batch/src/main/java/org/sonar/batch/mediumtest/BatchMediumTester.java
+++ b/sonar-batch/src/main/java/org/sonar/batch/mediumtest/BatchMediumTester.java
@@ -35,7 +35,9 @@ import org.sonar.batch.bootstrap.PluginsReferential;
 import org.sonar.batch.bootstrapper.Batch;
 import org.sonar.batch.bootstrapper.EnvironmentInformation;
 import org.sonar.batch.protocol.input.ActiveRule;
+import org.sonar.batch.protocol.input.GlobalReferentials;
 import org.sonar.batch.protocol.input.ProjectReferentials;
+import org.sonar.batch.referential.GlobalReferentialsLoader;
 import org.sonar.batch.referential.ProjectReferentialsLoader;
 import org.sonar.batch.scan.filesystem.InputFileCache;
 import org.sonar.batch.scan2.AnalyzerIssueCache;
@@ -65,7 +67,8 @@ public class BatchMediumTester {
   }
 
   public static class BatchMediumTesterBuilder {
-    private final FakeProjectReferentialsLoader refProvider = new FakeProjectReferentialsLoader();
+    private final FakeGlobalReferentialsLoader globalRefProvider = new FakeGlobalReferentialsLoader();
+    private final FakeProjectReferentialsLoader projectRefProvider = new FakeProjectReferentialsLoader();
     private final FakeSettingsReferential settingsReferential = new FakeSettingsReferential();
     private final FackPluginsReferential pluginsReferential = new FackPluginsReferential();
     private final Map<String, String> bootstrapProperties = new HashMap<String, String>();
@@ -92,12 +95,12 @@ public class BatchMediumTester {
     }
 
     public BatchMediumTesterBuilder registerMetric(Metric<?> metric) {
-      refProvider.add(metric);
+      globalRefProvider.add(metric);
       return this;
     }
 
     public BatchMediumTesterBuilder addQProfile(String language, String name) {
-      refProvider.addQProfile(language, name);
+      projectRefProvider.addQProfile(language, name);
       return this;
     }
 
@@ -113,7 +116,7 @@ public class BatchMediumTester {
     }
 
     public BatchMediumTesterBuilder activateRule(ActiveRule activeRule) {
-      refProvider.addActiveRule(activeRule);
+      projectRefProvider.addActiveRule(activeRule);
       return this;
     }
 
@@ -134,7 +137,8 @@ public class BatchMediumTester {
         new EnvironmentInformation("mediumTest", "1.0"),
         builder.settingsReferential,
         builder.pluginsReferential,
-        builder.refProvider,
+        builder.globalRefProvider,
+        builder.projectRefProvider,
         new DefaultDebtModel())
       .setBootstrapProperties(builder.bootstrapProperties)
       .build();
@@ -228,23 +232,18 @@ public class BatchMediumTester {
 
   }
 
-  private static class FakeProjectReferentialsLoader implements ProjectReferentialsLoader {
+  private static class FakeGlobalReferentialsLoader implements GlobalReferentialsLoader {
 
     private int metricId = 1;
 
-    private ProjectReferentials ref = new ProjectReferentials();
+    private GlobalReferentials ref = new GlobalReferentials();
 
     @Override
-    public ProjectReferentials load(ProjectReactor reactor, Settings settings, Languages languages) {
+    public GlobalReferentials load() {
       return ref;
     }
 
-    public FakeProjectReferentialsLoader addQProfile(String language, String name) {
-      ref.addQProfile(new org.sonar.batch.protocol.input.QProfile(name, name, language, new Date()));
-      return this;
-    }
-
-    public FakeProjectReferentialsLoader add(Metric metric) {
+    public FakeGlobalReferentialsLoader add(Metric metric) {
       ref.metrics().add(new org.sonar.batch.protocol.input.Metric(metricId,
         metric.key(),
         metric.getType().name(),
@@ -259,6 +258,21 @@ public class BatchMediumTester {
       metricId++;
       return this;
     }
+  }
+
+  private static class FakeProjectReferentialsLoader implements ProjectReferentialsLoader {
+
+    private ProjectReferentials ref = new ProjectReferentials();
+
+    @Override
+    public ProjectReferentials load(ProjectReactor reactor, Settings settings, Languages languages) {
+      return ref;
+    }
+
+    public FakeProjectReferentialsLoader addQProfile(String language, String name) {
+      ref.addQProfile(new org.sonar.batch.protocol.input.QProfile(name, name, language, new Date()));
+      return this;
+    }
 
     public FakeProjectReferentialsLoader addActiveRule(ActiveRule activeRule) {
       ref.addActiveRule(activeRule);
diff --git a/sonar-batch/src/main/java/org/sonar/batch/referential/DefaultGlobalReferentialsLoader.java b/sonar-batch/src/main/java/org/sonar/batch/referential/DefaultGlobalReferentialsLoader.java
new file mode 100644
index 00000000000..ec7e93382eb
--- /dev/null
+++ b/sonar-batch/src/main/java/org/sonar/batch/referential/DefaultGlobalReferentialsLoader.java
@@ -0,0 +1,67 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2014 SonarSource
+ * mailto:contact AT sonarsource DOT com
+ *
+ * SonarQube is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * SonarQube is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+package org.sonar.batch.referential;
+
+import org.sonar.api.measures.Metric;
+import org.sonar.batch.protocol.input.GlobalReferentials;
+import org.sonar.jpa.session.DatabaseSessionFactory;
+
+import java.util.Collection;
+
+/**
+ * TODO This is currently implemented by accessing DB but should be replaced by WS call
+ */
+public class DefaultGlobalReferentialsLoader implements GlobalReferentialsLoader {
+
+  private static final String ENABLED = "enabled";
+
+  private final DatabaseSessionFactory sessionFactory;
+
+  public DefaultGlobalReferentialsLoader(DatabaseSessionFactory sessionFactory) {
+    this.sessionFactory = sessionFactory;
+  }
+
+  @Override
+  public GlobalReferentials load() {
+    GlobalReferentials ref = new GlobalReferentials();
+    for (Metric m : sessionFactory.getSession().getResults(Metric.class, ENABLED, true)) {
+      Boolean optimizedBestValue = m.isOptimizedBestValue();
+      Boolean qualitative = m.getQualitative();
+      Boolean userManaged = m.getUserManaged();
+      ref.metrics().add(
+        new org.sonar.batch.protocol.input.Metric(m.getId(), m.getKey(),
+          m.getType().name(),
+          m.getDescription(),
+          m.getDirection(),
+          m.getName(),
+          qualitative != null ? m.getQualitative() : false,
+          userManaged != null ? m.getUserManaged() : false,
+          m.getWorstValue(),
+          m.getBestValue(),
+          optimizedBestValue != null ? optimizedBestValue : false));
+    }
+
+    return ref;
+  }
+
+  private Collection<Metric> doFindAll() {
+    return sessionFactory.getSession().getResults(Metric.class, ENABLED, true);
+  }
+}
diff --git a/sonar-batch/src/main/java/org/sonar/batch/referential/DefaultProjectReferentialsLoader.java b/sonar-batch/src/main/java/org/sonar/batch/referential/DefaultProjectReferentialsLoader.java
index 558308bb8cb..3ca6ff97634 100644
--- a/sonar-batch/src/main/java/org/sonar/batch/referential/DefaultProjectReferentialsLoader.java
+++ b/sonar-batch/src/main/java/org/sonar/batch/referential/DefaultProjectReferentialsLoader.java
@@ -24,7 +24,6 @@ import com.google.common.collect.ListMultimap;
 import org.apache.commons.lang.StringUtils;
 import org.sonar.api.batch.bootstrap.ProjectReactor;
 import org.sonar.api.config.Settings;
-import org.sonar.api.measures.Metric;
 import org.sonar.api.resources.Language;
 import org.sonar.api.resources.Languages;
 import org.sonar.api.rules.Rule;
@@ -41,12 +40,9 @@ import org.sonar.core.qualityprofile.db.ActiveRuleDto;
 import org.sonar.core.qualityprofile.db.ActiveRuleParamDto;
 import org.sonar.core.qualityprofile.db.QualityProfileDao;
 import org.sonar.core.qualityprofile.db.QualityProfileDto;
-import org.sonar.jpa.session.DatabaseSessionFactory;
 
 import javax.annotation.CheckForNull;
 
-import java.util.Collection;
-
 /**
  * TODO This is currently implemented by accessing DB but should be replaced by WS call
  */
@@ -54,14 +50,12 @@ public class DefaultProjectReferentialsLoader implements ProjectReferentialsLoad
 
   private static final String ENABLED = "enabled";
 
-  private final DatabaseSessionFactory sessionFactory;
   private final QualityProfileDao qualityProfileDao;
   private final ActiveRuleDao activeRuleDao;
   private final RuleFinder ruleFinder;
 
-  public DefaultProjectReferentialsLoader(DatabaseSessionFactory sessionFactory, QualityProfileDao qualityProfileDao,
+  public DefaultProjectReferentialsLoader(QualityProfileDao qualityProfileDao,
     ActiveRuleDao activeRuleDao, RuleFinder ruleFinder) {
-    this.sessionFactory = sessionFactory;
     this.qualityProfileDao = qualityProfileDao;
     this.activeRuleDao = activeRuleDao;
     this.ruleFinder = ruleFinder;
@@ -70,22 +64,6 @@ public class DefaultProjectReferentialsLoader implements ProjectReferentialsLoad
   @Override
   public ProjectReferentials load(ProjectReactor reactor, Settings settings, Languages languages) {
     ProjectReferentials ref = new ProjectReferentials();
-    for (Metric m : sessionFactory.getSession().getResults(Metric.class, ENABLED, true)) {
-      Boolean optimizedBestValue = m.isOptimizedBestValue();
-      Boolean qualitative = m.getQualitative();
-      Boolean userManaged = m.getUserManaged();
-      ref.metrics().add(
-        new org.sonar.batch.protocol.input.Metric(m.getId(), m.getKey(),
-          m.getType().name(),
-          m.getDescription(),
-          m.getDirection(),
-          m.getName(),
-          qualitative != null ? m.getQualitative() : false,
-          userManaged != null ? m.getUserManaged() : false,
-          m.getWorstValue(),
-          m.getBestValue(),
-          optimizedBestValue != null ? optimizedBestValue : false));
-    }
 
     String defaultName = settings.getString(ModuleQProfiles.SONAR_PROFILE_PROP);
 
@@ -158,10 +136,6 @@ public class DefaultProjectReferentialsLoader implements ProjectReferentialsLoad
     return get(language, profileName);
   }
 
-  protected Collection<Metric> doFindAll() {
-    return sessionFactory.getSession().getResults(Metric.class, ENABLED, true);
-  }
-
   public QProfile get(String language, String name) {
     QualityProfileDto dto = qualityProfileDao.getByNameAndLanguage(name, language);
     if (dto == null) {
diff --git a/sonar-batch/src/main/java/org/sonar/batch/referential/GlobalReferentialsLoader.java b/sonar-batch/src/main/java/org/sonar/batch/referential/GlobalReferentialsLoader.java
new file mode 100644
index 00000000000..d355867d433
--- /dev/null
+++ b/sonar-batch/src/main/java/org/sonar/batch/referential/GlobalReferentialsLoader.java
@@ -0,0 +1,28 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2014 SonarSource
+ * mailto:contact AT sonarsource DOT com
+ *
+ * SonarQube is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * SonarQube is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+package org.sonar.batch.referential;
+
+import org.sonar.batch.protocol.input.GlobalReferentials;
+
+public interface GlobalReferentialsLoader {
+
+  GlobalReferentials load();
+
+}
diff --git a/sonar-batch/src/main/java/org/sonar/batch/referential/GlobalReferentialsProvider.java b/sonar-batch/src/main/java/org/sonar/batch/referential/GlobalReferentialsProvider.java
new file mode 100644
index 00000000000..87da7f92d65
--- /dev/null
+++ b/sonar-batch/src/main/java/org/sonar/batch/referential/GlobalReferentialsProvider.java
@@ -0,0 +1,30 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2014 SonarSource
+ * mailto:contact AT sonarsource DOT com
+ *
+ * SonarQube is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * SonarQube is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+package org.sonar.batch.referential;
+
+import org.picocontainer.injectors.ProviderAdapter;
+import org.sonar.batch.protocol.input.GlobalReferentials;
+
+public class GlobalReferentialsProvider extends ProviderAdapter {
+
+  public GlobalReferentials provide(GlobalReferentialsLoader loader) {
+    return loader.load();
+  }
+}
diff --git a/sonar-batch/src/main/java/org/sonar/batch/scan/ProjectScanContainer.java b/sonar-batch/src/main/java/org/sonar/batch/scan/ProjectScanContainer.java
index 911aede44cc..9c2b46bf9b8 100644
--- a/sonar-batch/src/main/java/org/sonar/batch/scan/ProjectScanContainer.java
+++ b/sonar-batch/src/main/java/org/sonar/batch/scan/ProjectScanContainer.java
@@ -70,8 +70,6 @@ import org.sonar.batch.rule.RulesProvider;
 import org.sonar.batch.scan.filesystem.InputFileCache;
 import org.sonar.batch.scan.maven.FakeMavenPluginExecutor;
 import org.sonar.batch.scan.maven.MavenPluginExecutor;
-import org.sonar.batch.scan.measure.DefaultMetricFinder;
-import org.sonar.batch.scan.measure.DeprecatedMetricFinder;
 import org.sonar.batch.scan.measure.MeasureCache;
 import org.sonar.batch.source.HighlightableBuilder;
 import org.sonar.batch.source.SymbolizableBuilder;
@@ -192,8 +190,6 @@ public class ProjectScanContainer extends ComponentContainer {
 
       // Measures
       MeasureCache.class,
-      DeprecatedMetricFinder.class,
-      DefaultMetricFinder.class,
       PastMeasuresLoader.class,
 
       // Rules
diff --git a/sonar-batch/src/main/java/org/sonar/batch/scan/measure/DefaultMetricFinder.java b/sonar-batch/src/main/java/org/sonar/batch/scan/measure/DefaultMetricFinder.java
index 4881bf8a6cd..aac335178f5 100644
--- a/sonar-batch/src/main/java/org/sonar/batch/scan/measure/DefaultMetricFinder.java
+++ b/sonar-batch/src/main/java/org/sonar/batch/scan/measure/DefaultMetricFinder.java
@@ -24,7 +24,7 @@ import com.google.common.collect.Maps;
 import org.sonar.api.batch.measure.Metric;
 import org.sonar.api.batch.measure.MetricFinder;
 import org.sonar.api.measures.Metric.ValueType;
-import org.sonar.batch.protocol.input.ProjectReferentials;
+import org.sonar.batch.protocol.input.GlobalReferentials;
 
 import java.util.Collection;
 import java.util.List;
@@ -34,8 +34,8 @@ public class DefaultMetricFinder implements MetricFinder {
 
   private Map<String, Metric> metricsByKey = Maps.newLinkedHashMap();
 
-  public DefaultMetricFinder(ProjectReferentials projectReferentials) {
-    for (org.sonar.batch.protocol.input.Metric metric : projectReferentials.metrics()) {
+  public DefaultMetricFinder(GlobalReferentials globalReferentials) {
+    for (org.sonar.batch.protocol.input.Metric metric : globalReferentials.metrics()) {
       metricsByKey.put(metric.key(), new org.sonar.api.measures.Metric.Builder(metric.key(), metric.key(), ValueType.valueOf(metric.valueType())).create());
     }
   }
diff --git a/sonar-batch/src/main/java/org/sonar/batch/scan/measure/DeprecatedMetricFinder.java b/sonar-batch/src/main/java/org/sonar/batch/scan/measure/DeprecatedMetricFinder.java
index 3f1ab39668d..7242f61c8ad 100644
--- a/sonar-batch/src/main/java/org/sonar/batch/scan/measure/DeprecatedMetricFinder.java
+++ b/sonar-batch/src/main/java/org/sonar/batch/scan/measure/DeprecatedMetricFinder.java
@@ -24,7 +24,7 @@ import com.google.common.collect.Maps;
 import org.sonar.api.measures.Metric;
 import org.sonar.api.measures.Metric.ValueType;
 import org.sonar.api.measures.MetricFinder;
-import org.sonar.batch.protocol.input.ProjectReferentials;
+import org.sonar.batch.protocol.input.GlobalReferentials;
 
 import java.util.Collection;
 import java.util.List;
@@ -35,8 +35,8 @@ public final class DeprecatedMetricFinder implements MetricFinder {
   private Map<String, Metric> metricsByKey = Maps.newLinkedHashMap();
   private Map<Integer, Metric> metricsById = Maps.newLinkedHashMap();
 
-  public DeprecatedMetricFinder(ProjectReferentials projectReferentials) {
-    for (org.sonar.batch.protocol.input.Metric metric : projectReferentials.metrics()) {
+  public DeprecatedMetricFinder(GlobalReferentials globalReferentials) {
+    for (org.sonar.batch.protocol.input.Metric metric : globalReferentials.metrics()) {
       Metric hibernateMetric = new org.sonar.api.measures.Metric.Builder(metric.key(), metric.key(), ValueType.valueOf(metric.valueType()))
         .create()
         .setDirection(metric.direction())
diff --git a/sonar-batch/src/main/java/org/sonar/batch/scan2/ProjectScanContainer.java b/sonar-batch/src/main/java/org/sonar/batch/scan2/ProjectScanContainer.java
index a2b602f166a..91b11ce80da 100644
--- a/sonar-batch/src/main/java/org/sonar/batch/scan2/ProjectScanContainer.java
+++ b/sonar-batch/src/main/java/org/sonar/batch/scan2/ProjectScanContainer.java
@@ -44,7 +44,6 @@ import org.sonar.batch.scan.ProjectSettings;
 import org.sonar.batch.scan.filesystem.InputFileCache;
 import org.sonar.batch.scan.maven.FakeMavenPluginExecutor;
 import org.sonar.batch.scan.maven.MavenPluginExecutor;
-import org.sonar.batch.scan.measure.DefaultMetricFinder;
 
 public class ProjectScanContainer extends ComponentContainer {
   public ProjectScanContainer(ComponentContainer taskContainer) {
@@ -96,7 +95,6 @@ public class ProjectScanContainer extends ComponentContainer {
       DefaultLanguagesReferential.class,
 
       // Measures
-      DefaultMetricFinder.class,
       AnalyzerMeasureCache.class,
 
       // file system