extract method/duplicate code

Author: Daan Hoogland

plugins/network-elements/juniper-contrail/src/test/java/org/apache/cloudstack/network/contrail/management/ManagementServerMock.java

@@ -221,13 +221,7 @@ public Object answer(InvocationOnMock invocation) {
                 return null;
             }
         };
-        try {
-            Mockito.when(_agentMgr.send(ArgumentMatchers.anyLong(), ArgumentMatchers.any(Commands.class))).thenAnswer(callback);
-        } catch (AgentUnavailableException e) {
-            logger.warn("no agent running", e);
-        } catch (OperationTimedoutException e) {
-            logger.warn("agent not responding (in time)", e);
-        }
+        sendCommands(callback);
         long id = _userVmDao.getNextInSequence(Long.class, "id");
         UserVmVO vm =
             new UserVmVO(id, name, name, tmpl.getId(), HypervisorType.XenServer, tmpl.getGuestOSId(), false, false, _zone.getDomainId(), Account.ACCOUNT_ID_SYSTEM,
@@ -246,6 +240,16 @@ public Object answer(InvocationOnMock invocation) {
         return vm;
     }
 
+    private void sendCommands(Answer<?> callback) {
+        try {
+            Mockito.when(_agentMgr.send(ArgumentMatchers.anyLong(), ArgumentMatchers.any(Commands.class))).thenAnswer(callback);
+        } catch (AgentUnavailableException e) {
+            logger.warn("no agent running", e);
+        } catch (OperationTimedoutException e) {
+            logger.warn("agent not responding (in time)", e);
+        }
+    }
+
     private void deleteHost() {
         _hostDao.remove(_hostId);
 
@@ -266,15 +270,7 @@ public Object answer(InvocationOnMock invocation) {
                 return null;
             }
         };
-
-        try {
-            Mockito.when(_agentMgr.send(ArgumentMatchers.anyLong(), ArgumentMatchers.any(Commands.class))).thenAnswer(callback);
-        } catch (AgentUnavailableException e) {
-            e.printStackTrace();
-        } catch (OperationTimedoutException e) {
-            e.printStackTrace();
-        }
-
+        sendCommands(callback);
         _userVmDao.remove(vm.getId());
     }