Report the scanner app using telemetry

Author: tomasz-tylenda-sonarsource

java-frontend/src/main/java/org/sonar/java/TelemetryKey.java

@@ -20,7 +20,8 @@
  * Telemetry keys used by the Java analyzer.
  */
 public enum TelemetryKey {
-  JAVA_LANGUAGE_VERSION("java.language.version");
+  JAVA_LANGUAGE_VERSION("java.language.version"),
+  JAVA_SCANNER_APP("java.scanner_app");
 
   private final String key;
 

sonar-java-plugin/src/main/java/org/sonar/plugins/java/JavaSensor.java

@@ -53,6 +53,7 @@
 
 import static org.sonar.api.rules.RuleAnnotationUtils.getRuleKey;
 import static org.sonar.java.TelemetryKey.JAVA_LANGUAGE_VERSION;
+import static org.sonar.java.TelemetryKey.JAVA_SCANNER_APP;
 
 @Phase(name = Phase.Name.PRE)
 @DependedUpon("org.sonar.plugins.java.JavaSensor")
@@ -110,6 +111,8 @@ public void execute(SensorContext context) {
     JavaVersion javaVersion = getJavaVersion();
     telemetry.addMetric(JAVA_LANGUAGE_VERSION, javaVersion.toString());
 
+    telemetry.addMetric(JAVA_SCANNER_APP, settings.get("sonar.scanner.app").orElse("none"));
+
     JavaFrontend frontend = new JavaFrontend(javaVersion, sonarComponents, measurer, javaResourceLocator, postAnalysisIssueFilter,
       sonarComponents.mainChecks().toArray(new JavaCheck[0]));
     frontend.scan(getSourceFiles(), getTestFiles(), runJasper(context));

sonar-java-plugin/src/test/java/org/sonar/plugins/java/JavaSensorTest.java

@@ -122,6 +122,8 @@ void test_issues_creation_on_test_file() throws IOException { // NOSONAR require
   private void testIssueCreation(InputFile.Type onType, int expectedIssues) throws IOException {
     MapSettings settings = new MapSettings();
     settings.setProperty(JavaVersion.SOURCE_VERSION, "22");
+    settings.setProperty("sonar.scanner.app", "ScannerJavaSensorTest");
+
     NoSonarFilter noSonarFilter = mock(NoSonarFilter.class);
     SensorContextTester context = spy(createContext(onType).setRuntime(SonarRuntimeImpl.forSonarLint(Version.create(6, 7))));
     DefaultFileSystem fs = context.fileSystem();
@@ -135,6 +137,7 @@ private void testIssueCreation(InputFile.Type onType, int expectedIssues) throws
     verify(noSonarFilter, times(1)).noSonarInFile(fs.inputFiles().iterator().next(), Collections.singleton(118));
     verify(sonarComponents, times(expectedIssues)).reportIssue(any(AnalyzerMessage.class));
     verify(context).addTelemetryProperty("java.language.version", "22");
+    verify(context).addTelemetryProperty("java.scanner_app", "ScannerJavaSensorTest");
 
 
     settings.setProperty(JavaVersion.SOURCE_VERSION, "wrongFormat");