Make method synchronized

.drone.yml

@@ -10,13 +10,20 @@ steps:
     image: maven:3-eclipse-temurin-16
     commands:
       - mvn install -DskipTests=true -Dmaven.javadoc.skip=true -B -V
+      - find
       - mvn javadoc:javadoc
+      - find
       - mvn test -B
+      - find
 
   - name: code-analysis
-    image: aosapps/drone-sonar-plugin
-    settings:
-      sonar_host:
-        from_secret: sonar_host
-      sonar_token:
-        from_secret: sonar_token
+    image: maven:3-eclipse-temurin-16
+    commands:
+      - mvn sonar:sonar -Dsonar.projectKey=$SONAR_PROJECT_KEY -Dsonar.host.url=$SONAR_INSTANCE_URL -Dsonar.login=$SONAR_LOGIN_KEY
+    environment:
+      SONAR_PROJECT_KEY:
+        from_secret: sonar_project_key
+      SONAR_INSTANCE_URL:
+        from_secret: sonar_instance_url
+      SONAR_LOGIN_KEY:
+        from_secret: sonar_login_key

pom.xml

@@ -97,6 +97,13 @@
                 <version>3.4.1</version>
             </plugin>
 
+
+            <plugin>
+                <groupId>org.sonarsource.scanner.maven</groupId>
+                <artifactId>sonar-maven-plugin</artifactId>
+                <version>3.9.1.2184</version>
+            </plugin>
+
         </plugins>
     </build>
 

src/main/java/wtf/beatrice/hidekobot/Cache.java

@@ -101,7 +101,7 @@ public class Cache
      *
      * @param v the verbosity boolean value
      */
-    public static void setVerbose(boolean v)
+    public static synchronized void setVerbose(boolean v)
     {
         verbose = v;