SONAR-2657 export changed files in dry run report (JSON)

plugins/sonar-core-plugin/src/main/java/org/sonar/plugins/core/issue/ignore/scanner/SourceScanner.java

@@ -73,6 +73,7 @@ public final class SourceScanner implements Sensor {
   protected void parseDirs(Project project, boolean isTest) {
     Charset sourcesEncoding = fileSystem.sourceCharset();
 
+    // TODO use InputFile
     List<File> files;
     List<File> dirs;
     if (isTest) {
@@ -85,6 +86,7 @@ public final class SourceScanner implements Sensor {
 
     for (File inputFile : files) {
       try {
+        // TODO reuse InputFile.attribute(DefaultInputFile.COMPONENT_KEY ?
         String componentKey = resolveComponent(inputFile, dirs, project, isTest);
         if (componentKey != null) {
 

sonar-batch/src/main/java/org/sonar/batch/phases/PhaseExecutor.java

@@ -29,7 +29,7 @@ import org.sonar.batch.events.EventBus;
 import org.sonar.batch.index.DefaultIndex;
 import org.sonar.batch.index.PersistenceManager;
 import org.sonar.batch.index.ScanPersister;
-import org.sonar.batch.scan.JsonReport;
+import org.sonar.batch.scan.report.JsonReport;
 import org.sonar.batch.scan.filesystem.FileSystemLogger;
 import org.sonar.batch.scan.maven.MavenPhaseExecutor;
 import org.sonar.batch.scan.maven.MavenPluginsConfigurator;

sonar-batch/src/main/java/org/sonar/batch/phases/PostJobsExecutor.java

@@ -31,7 +31,7 @@ import org.sonar.api.batch.maven.DependsUponMavenPlugin;
 import org.sonar.api.batch.maven.MavenPluginHandler;
 import org.sonar.api.resources.Project;
 import org.sonar.batch.events.EventBus;
-import org.sonar.batch.scan.DeprecatedJsonReport;
+import org.sonar.batch.scan.report.DeprecatedJsonReport;
 import org.sonar.batch.scan.filesystem.DefaultModuleFileSystem;
 import org.sonar.batch.scan.maven.MavenPluginExecutor;
 

sonar-batch/src/main/java/org/sonar/batch/scan/ModuleScanContainer.java

@@ -49,6 +49,9 @@ import org.sonar.batch.issue.ModuleIssues;
 import org.sonar.batch.phases.PhaseExecutor;
 import org.sonar.batch.phases.PhasesTimeProfiler;
 import org.sonar.batch.scan.filesystem.*;
+import org.sonar.batch.scan.report.ComponentSelectorFactory;
+import org.sonar.batch.scan.report.DeprecatedJsonReport;
+import org.sonar.batch.scan.report.JsonReport;
 import org.sonar.core.component.ScanPerspectives;
 import org.sonar.core.measure.MeasurementFilters;
 
@@ -116,9 +119,13 @@ public class ModuleScanContainer extends ComponentContainer {
       IssueFilters.class,
       MeasurementFilters.class,
       ResourceFilters.class,
+      new ProfileProvider(),
+
+      // report
       DeprecatedJsonReport.class,
       JsonReport.class,
-      new ProfileProvider(),
+      ComponentSelectorFactory.class,
+
 
       // issues
       IssuableFactory.class,

sonar-batch/src/main/java/org/sonar/batch/scan/filesystem/FileIndex.java

@@ -28,6 +28,9 @@ import org.apache.commons.lang.StringUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.sonar.api.BatchComponent;
+import org.sonar.api.resources.Java;
+import org.sonar.api.resources.JavaFile;
+import org.sonar.api.resources.Project;
 import org.sonar.api.scan.filesystem.InputFile;
 import org.sonar.api.scan.filesystem.InputFileFilter;
 import org.sonar.api.scan.filesystem.ModuleFileSystem;
@@ -66,18 +69,21 @@ public class FileIndex implements BatchComponent {
   private static final IOFileFilter DIR_FILTER = FileFilterUtils.and(HiddenFileFilter.VISIBLE, FileFilterUtils.notFileFilter(FileFilterUtils.prefixFileFilter(".")));
   private static final IOFileFilter FILE_FILTER = HiddenFileFilter.VISIBLE;
 
-  private final PathResolver pathResolver = new PathResolver();
+  private final PathResolver pathResolver;
   private final List<InputFileFilter> filters;
   private final LanguageRecognizer languageRecognizer;
   private final InputFileCache cache;
   private final FileHashes fileHashes;
+  private final Project project;
 
   public FileIndex(List<InputFileFilter> filters, LanguageRecognizer languageRecognizer,
-                   InputFileCache cache, FileHashes fileHashes) {
+                   InputFileCache cache, FileHashes fileHashes, PathResolver pathResolver, Project project) {
     this.filters = filters;
     this.languageRecognizer = languageRecognizer;
     this.cache = cache;
     this.fileHashes = fileHashes;
+    this.pathResolver = pathResolver;
+    this.project = project;
   }
 
   void index(DefaultModuleFileSystem fileSystem) {
@@ -168,7 +174,14 @@ public class FileIndex implements BatchComponent {
 
     // paths
     set(attributes, InputFile.ATTRIBUTE_SOURCEDIR_PATH, PathUtils.canonicalPath(sourceDir));
-    set(attributes, InputFile.ATTRIBUTE_SOURCE_RELATIVE_PATH, pathResolver.relativePath(sourceDir, file));
+    String sourceRelativePath = pathResolver.relativePath(sourceDir, file);
+    set(attributes, InputFile.ATTRIBUTE_SOURCE_RELATIVE_PATH, sourceRelativePath);
+
+    if (Java.KEY.equals(lang)) {
+      set(attributes, DefaultInputFile.ATTRIBUTE_COMPONENT_KEY, project.getEffectiveKey() + ":" + JavaFile.fromRelativePath(sourceRelativePath, false).getKey());
+    } else {
+      set(attributes, DefaultInputFile.ATTRIBUTE_COMPONENT_KEY, project.getEffectiveKey() + ":" + sourceRelativePath);
+    }
 
     // hash + status
     initStatus(file, fileSystem.sourceCharset(), path, attributes);

sonar-batch/src/main/java/org/sonar/batch/scan/report/ComponentSelector.java

@@ -0,0 +1,34 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2013 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.scan.report;
+
+import org.sonar.api.issue.Issue;
+
+import java.util.Set;
+
+abstract class ComponentSelector {
+
+  abstract void init();
+
+  abstract boolean register(Issue issue);
+
+  abstract Set<String> componentKeys();
+
+}

sonar-batch/src/main/java/org/sonar/batch/scan/report/ComponentSelectorFactory.java

@@ -0,0 +1,43 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2013 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.scan.report;
+
+import org.sonar.api.BatchComponent;
+import org.sonar.api.CoreProperties;
+import org.sonar.api.config.Settings;
+import org.sonar.batch.scan.filesystem.InputFileCache;
+
+public class ComponentSelectorFactory implements BatchComponent {
+
+  private final InputFileCache fileCache;
+  private final Settings settings;
+
+  public ComponentSelectorFactory(InputFileCache fileCache, Settings settings) {
+    this.fileCache = fileCache;
+    this.settings = settings;
+  }
+
+  public ComponentSelector create() {
+    if (settings.getBoolean(CoreProperties.INCREMENTAL_PREVIEW)) {
+      return new IncrementalComponentSelector(fileCache);
+    }
+    return new DefaultComponentSelector();
+  }
+}

sonar-batch/src/main/java/org/sonar/batch/scan/report/DefaultComponentSelector.java

@@ -0,0 +1,46 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2013 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.scan.report;
+
+import org.sonar.api.issue.Issue;
+
+import java.util.Set;
+
+import static com.google.common.collect.Sets.newHashSet;
+
+class DefaultComponentSelector extends ComponentSelector{
+
+  private final Set<String> componentKeys = newHashSet();
+
+  @Override
+  void init() {
+  }
+
+  @Override
+  boolean register(Issue issue) {
+    componentKeys.add(issue.componentKey());
+    return true;
+  }
+
+  @Override
+  Set<String> componentKeys() {
+    return componentKeys;
+  }
+}

sonar-batch/src/main/java/org/sonar/batch/scan/DeprecatedJsonReport.java → sonar-batch/src/main/java/org/sonar/batch/scan/report/DeprecatedJsonReport.java

@@ -17,7 +17,7 @@
  * 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.scan;
+package org.sonar.batch.scan.report;
 
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.io.Closeables;
@@ -44,7 +44,7 @@ import java.util.Collection;
 import java.util.Locale;
 
 /**
- * Used by Eclipse until version 3.1. Eclipse 3.2 uses issues exported by {@link org.sonar.batch.scan.JsonReport}.
+ * Used by Eclipse until version 3.1. Eclipse 3.2 uses issues exported by {@link org.sonar.batch.scan.report.JsonReport}.
  *
  * @since 3.4
  * @deprecated in 3.6. Replaced by issues.

sonar-batch/src/main/java/org/sonar/batch/scan/report/IncrementalComponentSelector.java

@@ -0,0 +1,62 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2013 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.scan.report;
+
+import org.sonar.api.issue.Issue;
+import org.sonar.api.scan.filesystem.InputFile;
+import org.sonar.api.scan.filesystem.internal.DefaultInputFile;
+import org.sonar.batch.scan.filesystem.InputFileCache;
+
+import java.util.Set;
+
+import static com.google.common.collect.Sets.newHashSet;
+
+class IncrementalComponentSelector extends ComponentSelector {
+
+  private final InputFileCache cache;
+  private final Set<String> componentKeys = newHashSet();
+
+  IncrementalComponentSelector(InputFileCache cache) {
+    this.cache = cache;
+  }
+
+  @Override
+  void init() {
+    for (InputFile inputFile : cache.all()) {
+      String status = inputFile.attribute(InputFile.ATTRIBUTE_STATUS);
+      if (status != null && !InputFile.STATUS_SAME.equals(status)) {
+        String componentKey = inputFile.attribute(DefaultInputFile.ATTRIBUTE_COMPONENT_KEY);
+        if (componentKey != null) {
+          componentKeys.add(componentKey);
+        }
+      }
+    }
+  }
+
+  @Override
+  boolean register(Issue issue) {
+    return componentKeys.contains(issue.componentKey());
+  }
+
+  @Override
+  Set<String> componentKeys() {
+    return componentKeys;
+  }
+}

sonar-batch/src/main/java/org/sonar/batch/scan/JsonReport.java → sonar-batch/src/main/java/org/sonar/batch/scan/report/JsonReport.java

@@ -17,8 +17,7 @@
  * 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.scan;
+package org.sonar.batch.scan.report;
 
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.io.Closeables;
@@ -39,11 +38,7 @@ import org.sonar.batch.events.EventBus;
 import org.sonar.batch.issue.IssueCache;
 import org.sonar.core.i18n.RuleI18nManager;
 
-import java.io.BufferedWriter;
-import java.io.File;
-import java.io.FileWriter;
-import java.io.IOException;
-import java.io.Writer;
+import java.io.*;
 import java.util.Locale;
 import java.util.Set;
 
@@ -61,15 +56,24 @@ public class JsonReport implements BatchComponent {
   private final Server server;
   private final RuleI18nManager ruleI18nManager;
   private final IssueCache issueCache;
-  private EventBus eventBus;
+  private final EventBus eventBus;
+  private final ComponentSelector componentSelector;
+
+  public JsonReport(Settings settings, ModuleFileSystem fileSystem, Server server, RuleI18nManager ruleI18nManager, IssueCache issueCache,
+                    EventBus eventBus, ComponentSelectorFactory componentSelectorFactory) {
+    this(settings, fileSystem, server, ruleI18nManager, issueCache, eventBus, componentSelectorFactory.create());
+  }
 
-  public JsonReport(Settings settings, ModuleFileSystem fileSystem, Server server, RuleI18nManager ruleI18nManager, IssueCache issueCache, EventBus eventBus) {
+  @VisibleForTesting
+  JsonReport(Settings settings, ModuleFileSystem fileSystem, Server server, RuleI18nManager ruleI18nManager, IssueCache issueCache,
+                    EventBus eventBus, ComponentSelector componentSelector) {
     this.settings = settings;
     this.fileSystem = fileSystem;
     this.server = server;
     this.ruleI18nManager = ruleI18nManager;
     this.issueCache = issueCache;
     this.eventBus = eventBus;
+    this.componentSelector = componentSelector;
   }
 
   public void execute() {
@@ -90,7 +94,7 @@ public class JsonReport implements BatchComponent {
       writeJson(output);
 
     } catch (IOException e) {
-      throw new SonarException("Unable to write report results in file " + exportFile.getAbsolutePath(), e);
+      throw new IllegalStateException("Unable to write report results in file " + exportFile.getAbsolutePath(), e);
     } finally {
       Closeables.closeQuietly(output);
     }
@@ -106,9 +110,9 @@ public class JsonReport implements BatchComponent {
       json.name("version").value(server.getVersion());
 
       Set<RuleKey> ruleKeys = newHashSet();
-      Set<String> componentKeys = newHashSet();
-      writeJsonIssues(json, ruleKeys, componentKeys);
-      writeJsonComponents(json, componentKeys);
+      componentSelector.init();
+      writeJsonIssues(json, ruleKeys);
+      writeJsonComponents(json);
       writeJsonRules(json, ruleKeys);
       json.endObject().flush();
 
@@ -119,10 +123,10 @@ public class JsonReport implements BatchComponent {
     }
   }
 
-  private void writeJsonIssues(JsonWriter json, Set<RuleKey> ruleKeys, Set<String> componentKeys) throws IOException {
+  private void writeJsonIssues(JsonWriter json, Set<RuleKey> ruleKeys) throws IOException {
     json.name("issues").beginArray();
     for (DefaultIssue issue : getIssues()) {
-      if (issue.resolution() == null) {
+      if (issue.resolution() == null && componentSelector.register(issue)) {
         json
             .beginObject()
             .name("key").value(issue.key())
@@ -147,21 +151,18 @@ public class JsonReport implements BatchComponent {
           json.name("closeDate").value(DateUtils.formatDateTime(issue.closeDate()));
         }
         json.endObject();
-        componentKeys.add(issue.componentKey());
         ruleKeys.add(issue.ruleKey());
       }
     }
     json.endArray();
   }
 
-  private void writeJsonComponents(JsonWriter json, Set<String> componentKeys) throws IOException {
+  private void writeJsonComponents(JsonWriter json) throws IOException {
     json.name("components").beginArray();
-    for (String componentKey : componentKeys) {
+    for (String componentKey : componentSelector.componentKeys()) {
       json
           .beginObject()
           .name("key").value(componentKey)
-        // module
-        // path
           .endObject();
     }
     json.endArray();

sonar-batch/src/main/java/org/sonar/batch/scan/report/package-info.java

@@ -0,0 +1,23 @@
+/*
+ * SonarQube, open source software quality management tool.
+ * Copyright (C) 2008-2013 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.
+ */
+@ParametersAreNonnullByDefault
+package org.sonar.batch.scan.report;
+
+import javax.annotation.ParametersAreNonnullByDefault;

sonar-batch/src/test/java/org/sonar/batch/phases/PostJobsExecutorTest.java

@@ -26,7 +26,7 @@ import org.sonar.api.batch.PostJob;
 import org.sonar.api.batch.SensorContext;
 import org.sonar.api.resources.Project;
 import org.sonar.batch.events.EventBus;
-import org.sonar.batch.scan.DeprecatedJsonReport;
+import org.sonar.batch.scan.report.DeprecatedJsonReport;
 import org.sonar.batch.scan.filesystem.DefaultModuleFileSystem;
 import org.sonar.batch.scan.maven.MavenPluginExecutor;
 

sonar-batch/src/test/java/org/sonar/batch/scan/DeprecatedJsonReportTest.java → sonar-batch/src/test/java/org/sonar/batch/scan/report/DeprecatedJsonReportTest.java

@@ -17,7 +17,7 @@
  * 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.scan;
+package org.sonar.batch.scan.report;
 
 import com.google.common.collect.ImmutableSet;
 import org.junit.Before;
@@ -35,6 +35,7 @@ import org.sonar.api.scan.filesystem.ModuleFileSystem;
 import org.sonar.api.utils.DateUtils;
 import org.sonar.batch.index.DefaultIndex;
 import org.sonar.batch.issue.IssueCache;
+import org.sonar.batch.scan.report.DeprecatedJsonReport;
 import org.sonar.core.i18n.RuleI18nManager;
 import org.sonar.java.api.JavaClass;
 
@@ -48,6 +49,7 @@ import static org.fest.assertions.Assertions.assertThat;
 import static org.mockito.Mockito.*;
 
 public class DeprecatedJsonReportTest {
+
   DeprecatedJsonReport deprecatedJsonReport;
   DefaultIndex sonarIndex = mock(DefaultIndex.class);
   Resource resource = JavaClass.create("KEY");

sonar-batch/src/test/java/org/sonar/batch/scan/JsonReportTest.java → sonar-batch/src/test/java/org/sonar/batch/scan/report/JsonReportTest.java

@@ -17,7 +17,7 @@
  * 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.scan;
+package org.sonar.batch.scan.report;
 
 import com.google.common.collect.Lists;
 import org.json.JSONException;
@@ -70,7 +70,7 @@ public class JsonReportTest {
 
     settings = new Settings();
     settings.setProperty(CoreProperties.DRY_RUN, true);
-    jsonReport = new JsonReport(settings, fileSystem, server, ruleI18nManager, issueCache, mock(EventBus.class));
+    jsonReport = new JsonReport(settings, fileSystem, server, ruleI18nManager, issueCache, mock(EventBus.class), new DefaultComponentSelector());
   }
 
   @Test
@@ -96,7 +96,7 @@ public class JsonReportTest {
     StringWriter writer = new StringWriter();
     jsonReport.writeJson(writer);
 
-    JSONAssert.assertEquals(TestUtils.getResourceContent("/org/sonar/batch/scan/JsonReportTest/report.json"),
+    JSONAssert.assertEquals(TestUtils.getResourceContent("/org/sonar/batch/scan/report/JsonReportTest/report.json"),
         writer.toString(), false);
   }
 
@@ -118,7 +118,7 @@ public class JsonReportTest {
     StringWriter writer = new StringWriter();
     jsonReport.writeJson(writer);
 
-    JSONAssert.assertEquals(TestUtils.getResourceContent("/org/sonar/batch/scan/JsonReportTest/report-without-resolved-issues.json"),
+    JSONAssert.assertEquals(TestUtils.getResourceContent("/org/sonar/batch/scan/report/JsonReportTest/report-without-resolved-issues.json"),
         writer.toString(), false);
   }
 

sonar-plugin-api/src/main/java/org/sonar/api/scan/filesystem/InputFile.java

@@ -30,18 +30,18 @@ public interface InputFile extends Serializable {
    * Canonical path of source directory.
    * Example: <code>/path/to/module/src/main/java</code> or <code>C:\path\to\module\src\main\java</code>
    */
-  String ATTRIBUTE_SOURCEDIR_PATH = "srcDirPath";
+  String ATTRIBUTE_SOURCEDIR_PATH = "SRC_DIR_PATH";
 
   /**
    * Relative path from source directory. File separator is the forward slash ('/'),
    * even on MSWindows.
    */
-  String ATTRIBUTE_SOURCE_RELATIVE_PATH = "srcRelPath";
+  String ATTRIBUTE_SOURCE_RELATIVE_PATH = "SRC_REL_PATH";
 
   /**
    * Detected language
    */
-  String ATTRIBUTE_LANGUAGE = "lang";
+  String ATTRIBUTE_LANGUAGE = "LANG";
 
   /**
    *

sonar-plugin-api/src/main/java/org/sonar/api/scan/filesystem/internal/DefaultInputFile.java

@@ -35,6 +35,11 @@ import java.util.Map;
  */
 public class DefaultInputFile implements InputFile {
 
+  /**
+   * We're not sure that this is the correct way, so not in API yet.
+   */
+  public static String ATTRIBUTE_COMPONENT_KEY = "CMP_KEY";
+
   private final String absolutePath;
   private final String path;
   private final Map<String, String> attributes;