revert exception change

Author: Pearl1594

server/src/main/java/com/cloud/vm/UserVmManagerImpl.java

@@ -3984,7 +3984,7 @@ private NetworkVO getDefaultNetwork(DataCenter zone, Account owner, boolean sele
         return defaultNetwork;
     }
 
-    protected NetworkVO createDefaultNetworkForAccount(DataCenter zone, Account owner, List<NetworkOfferingVO> requiredOfferings)
+    private NetworkVO createDefaultNetworkForAccount(DataCenter zone, Account owner, List<NetworkOfferingVO> requiredOfferings)
             throws InsufficientCapacityException, ResourceAllocationException {
         NetworkVO defaultNetwork = null;
         long physicalNetworkId = _networkModel.findPhysicalNetworkId(zone.getId(), requiredOfferings.get(0).getTags(), requiredOfferings.get(0).getTrafficType());
@@ -7594,7 +7594,7 @@ protected void executeStepsToChangeOwnershipOfVm(AssignVMCmd cmd, Account caller
         MutableBoolean isNetworkCreated = new MutableBoolean(false);
         try {
             updateVmNetwork(cmd, caller, vm, newAccount, template, isNetworkCreated);
-        } catch (Exception e) {
+        } catch (InsufficientCapacityException | ResourceAllocationException e) {
             List<NetworkVO> networkVOS = _networkDao.listByAccountIdNetworkName(newAccountId, newAccount.getAccountName() + "-network");
             if (networkVOS.size() == 1 && isNetworkCreated.get()) {
                 _networkDao.remove(networkVOS.get(0).getId());
@@ -7663,7 +7663,7 @@ protected void updateVolumesOwner(final List<VolumeVO> volumes, Account oldAccou
      * @throws ResourceAllocationException
      */
     protected void updateVmNetwork(AssignVMCmd cmd, Account caller, UserVmVO vm, Account newAccount, VirtualMachineTemplate template, MutableBoolean isNetworkCreated)
-            throws Exception {
+            throws InsufficientCapacityException, ResourceAllocationException {
 
         logger.trace("Updating network for VM [{}].", vm);
 
@@ -7792,7 +7792,7 @@ protected void updateBasicTypeNetworkForVm(AssignVMCmd cmd, UserVmVO vm, Account
      */
     protected void updateAdvancedTypeNetworkForVm(AssignVMCmd cmd, Account caller, UserVmVO vm, Account newAccount, VirtualMachineTemplate template,
                                                   VirtualMachineProfileImpl vmOldProfile, DataCenterVO zone, List<Long> networkIdList, List<Long> securityGroupIdList, MutableBoolean isNetworkCreated)
-            throws Exception {
+            throws InsufficientCapacityException, ResourceAllocationException, InvalidParameterValueException {
 
         LinkedHashSet<NetworkVO> applicableNetworks = new LinkedHashSet<>();
         Map<Long, String> requestedIPv4ForNics = new HashMap<>();
@@ -7947,7 +7947,7 @@ protected NetworkVO addNicsToApplicableNetworksAndReturnDefaultNetwork(LinkedHas
      */
     protected void selectApplicableNetworkToCreateVm(Account caller, Account newAccount, DataCenterVO zone,
                                                         Set<NetworkVO> applicableNetworks, MutableBoolean isNetworkCreated)
-            throws Exception {
+            throws InsufficientCapacityException, ResourceAllocationException {
 
         logger.trace("Selecting the applicable network to create the VM.");