SONAR-21197 add a property to enable the download of the required plugins only

2 files changed, 9 insertions, 8 deletions

diff --git a/sonar-scanner-engine/src/main/java/org/sonar/scanner/bootstrap/ScannerPluginRepository.java b/sonar-scanner-engine/src/main/java/org/sonar/scanner/bootstrap/ScannerPluginRepository.java
index 6b875da7620..fb2834604f6 100644
--- a/sonar-scanner-engine/src/main/java/org/sonar/scanner/bootstrap/ScannerPluginRepository.java
+++ b/sonar-scanner-engine/src/main/java/org/sonar/scanner/bootstrap/ScannerPluginRepository.java
@@ -40,6 +40,7 @@ import org.sonar.scanner.mediumtest.LocalPlugin;
 
 import static java.util.stream.Collectors.toMap;
 import static org.sonar.api.utils.Preconditions.checkState;
+import static org.sonar.core.config.ScannerProperties.PLUGIN_LOADING_OPTIMIZATION_KEY;
 
 /**
  * Orchestrates the installation and loading of plugins
@@ -56,7 +57,7 @@ public class ScannerPluginRepository implements PluginRepository, Startable {
   private Map<String, Plugin> pluginInstancesByKeys;
   private Map<String, ScannerPlugin> pluginsByKeys;
   private Map<ClassLoader, String> keysByClassLoader;
-  private boolean shouldLoadAllPluginsOnStart;
+  private boolean shouldLoadOnlyRequiredPluginsOnStart;
 
   public ScannerPluginRepository(PluginInstaller installer, PluginJarExploder pluginJarExploder, PluginClassLoader loader, Configuration properties) {
     this.installer = installer;
@@ -67,9 +68,9 @@ public class ScannerPluginRepository implements PluginRepository, Startable {
 
   @Override
   public void start() {
-    shouldLoadAllPluginsOnStart = properties.getBoolean("sonar.plugins.loadAll").orElse(false);
-    if (shouldLoadAllPluginsOnStart) {
-      LOG.warn("sonar.plugins.loadAll is true, so ALL available plugins will be downloaded");
+    shouldLoadOnlyRequiredPluginsOnStart = properties.getBoolean(PLUGIN_LOADING_OPTIMIZATION_KEY).orElse(true);
+    if (!shouldLoadOnlyRequiredPluginsOnStart) {
+      LOG.warn("{} is false, so ALL available plugins will be downloaded", PLUGIN_LOADING_OPTIMIZATION_KEY);
       pluginsByKeys = new HashMap<>(installer.installAllPlugins());
     } else {
       pluginsByKeys = new HashMap<>(installer.installRequiredPlugins());
@@ -96,7 +97,7 @@ public class ScannerPluginRepository implements PluginRepository, Startable {
   }
 
   public Collection<PluginInfo> installPluginsForLanguages(Set<String> languageKeys) {
-    if (shouldLoadAllPluginsOnStart) {
+    if (!shouldLoadOnlyRequiredPluginsOnStart) {
       return Collections.emptySet();
     }
 
diff --git a/sonar-scanner-engine/src/test/java/org/sonar/scanner/bootstrap/ScannerPluginRepositoryTest.java b/sonar-scanner-engine/src/test/java/org/sonar/scanner/bootstrap/ScannerPluginRepositoryTest.java
index 2fa2343f2e1..0c3f7c14a30 100644
--- a/sonar-scanner-engine/src/test/java/org/sonar/scanner/bootstrap/ScannerPluginRepositoryTest.java
+++ b/sonar-scanner-engine/src/test/java/org/sonar/scanner/bootstrap/ScannerPluginRepositoryTest.java
@@ -47,6 +47,7 @@ import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
+import static org.sonar.core.config.ScannerProperties.PLUGIN_LOADING_OPTIMIZATION_KEY;
 
 public class ScannerPluginRepositoryTest {
 
@@ -90,9 +91,8 @@ public class ScannerPluginRepositoryTest {
   }
 
   @Test
-  public void should_install_all_plugins_when_loadall_flag_is_set() {
-    when(properties.getBoolean("sonar.plugins.loadAll")).thenReturn(Optional.of(true));
-
+  public void should_install_all_plugins_when_downloadOnlyRequired_flag_is_false() {
+    when(properties.getBoolean(PLUGIN_LOADING_OPTIMIZATION_KEY)).thenReturn(Optional.of(false));
     underTest.start();
 
     verify(installer).installAllPlugins();