Fix the accounting-service upgrade case.

smartgears/accounting-service/tasks/main.yml

@@ -1,14 +1,15 @@
 ---
 - block:
-    - name: Remove the old accounting-service files
-      file: path={{ smartgears_instance_path }}/webapps/{{ accounting_service_name }} state=absent
-      when: accounting_service_upgrade
-
     - name: Create the accounting-service working directory
       file: path={{ smartgears_instance_path }}/webapps/{{ accounting_service_name }} state=directory owner={{ smartgears_user }} group={{ smartgears_user }}
   
     - name: Get the accounting_service war
       maven_artifact: artifact_id={{ accounting_service_name }} version={{ accounting_service_version | default('latest') }} group_id={{ accounting_service_group_id }} extension={{ accounting_service_extension | default('war') }} repository_url={{ smartgears_global_base_url }} dest={{ smartgears_user_home }}/{{ accounting_service_file }}
+      register: accounting_service_new_war
+
+    - name: Remove the old accounting-service files
+      file: path={{ smartgears_instance_path }}/webapps/{{ accounting_service_name }} state=absent
+      when: (accounting_service_new_war | changed)
 
     - name: Unarchive the accounting service war
       unarchive: copy=no src={{ smartgears_user_home }}/{{ accounting_service_file }} dest={{ smartgears_instance_path }}/webapps/{{ accounting_service_name }} creates={{ smartgears_instance_path }}/webapps/{{ accounting_service_name }}/WEB-INF/lib