Update TaskProcessorFactory.java

dolphinscheduler-master/src/main/java/org/apache/dolphinscheduler/server/master/runner/task/TaskProcessorFactory.java

@@ -47,8 +47,9 @@ public final class TaskProcessorFactory {
     static {
         for (ITaskProcessor iTaskProcessor : ServiceLoader.load(ITaskProcessor.class)) {
             try {
-              if (!PROCESS_MAP.containsKey(iTaskProcessor.getType()))
+              if (!PROCESS_MAP.containsKey(iTaskProcessor.getType())) {
                   PROCESS_MAP.put(iTaskProcessor.getType(), (Constructor<ITaskProcessor>) iTaskProcessor.getClass().getConstructor());
+              }
             } catch (NoSuchMethodException e) {
                 throw new IllegalArgumentException("The task processor should has a no args constructor", e);
             }