build: make integration tests work locally, upgrade mvn wrapper, upgrade sonar.maven.plugin, init PmdTestOrchestrator for each PmdIT test run

Author: stokpop

.mvn/wrapper/maven-wrapper.jar

@@ -14,5 +14,6 @@
 # KIND, either express or implied.  See the License for the
 # specific language governing permissions and limitations
 # under the License.
+wrapperVersion=3.3.2
+distributionType=only-script
 distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.6/apache-maven-3.9.6-bin.zip
-wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.3.1/maven-wrapper-3.3.1.jar

.mvn/wrapper/maven-wrapper.properties

@@ -49,7 +49,7 @@ Sonar-PMD is licensed under the [GNU Lesser General Public License, Version 3.0]
 Parts of the rule descriptions displayed in SonarQube have been extracted from [PMD](https://pmd.github.io/) and are licensed under a [BSD-style license](https://github.com/pmd/pmd/blob/master/LICENSE).  
 
 ## Build and test the plugin
-To build the plugin and run the integration tests:
+To build the plugin and run the integration tests (use java 11):
 
     ./mvnw clean verify
 

README.md

@@ -23,7 +23,7 @@
 import com.sonar.orchestrator.build.BuildResult;
 import com.sonar.orchestrator.build.MavenBuild;
 import org.apache.commons.lang3.JavaVersion;
-import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.EnumSource;
@@ -39,10 +39,11 @@
 
 class PmdIT {
 
-    private static final PmdTestOrchestrator ORCHESTRATOR = PmdTestOrchestrator.init();
+    private PmdTestOrchestrator ORCHESTRATOR;
 
-    @BeforeAll
-    static void startSonar() {
+    @BeforeEach
+    void startSonar() {
+        ORCHESTRATOR = PmdTestOrchestrator.init();
         ORCHESTRATOR.start();
     }