Fix default isolation and auto commit (#484)

* Switch to spring/DB default isolation.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Fix dependency to uncommited isolation level in rollout management.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Corrected UQ checks

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Remove modifying annotation.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Disable autocommit on connection pool. Cleanups. Flush at commit.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Cleanups.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Fix Rollout UI performance.

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

* Typo fixed


Signed-off-by: Dominic Schabel <dominic.schabel@bosch-si.com>

* Remove empty lines

Signed-off-by: kaizimmerm <kai.zimmermann@bosch-si.com>

hawkbit-repository/hawkbit-repository-api/src/main/java/org/eclipse/hawkbit/repository/RolloutManagement.java

@@ -286,19 +286,6 @@ public interface RolloutManagement {
      */
     boolean exists(@NotNull Long rolloutId);
 
-    /***
-     * Get finished percentage details for a specified group which is in running
-     * state.
-     *
-     * @param rolloutId
-     *            the ID of the {@link Rollout}
-     * @param rolloutGroupId
-     *            the ID of the {@link RolloutGroup}
-     * @return percentage finished
-     */
-    @PreAuthorize(SpringEvalExpressions.HAS_AUTH_ROLLOUT_MANAGEMENT_READ)
-    float getFinishedPercentForRunningGroup(@NotNull Long rolloutId, @NotNull Long rolloutGroupId);
-
     /**
      * Pauses a rollout which is currently running. The Rollout switches
      * {@link RolloutStatus#PAUSED}. {@link RolloutGroup}s which are currently

hawkbit-repository/hawkbit-repository-api/src/main/java/org/eclipse/hawkbit/repository/model/TotalTargetCountStatus.java

@@ -104,6 +104,13 @@ public class TotalTargetCountStatus {
         return count == null ? 0L : count;
     }
 
+    /**
+     * @return finished percentage of targets
+     */
+    public float getFinishedPercent() {
+        return ((float) getTotalTargetCountByStatus(TotalTargetCountStatus.Status.FINISHED) / totalTargetCount) * 100;
+    }
+
     /**
      * Populate all target status to a the given map
      *