Source:
<code>private List<Map<String, String>> availableConsoles(String userIdAsString) { List<Map<String, String>> jsonVms = new ArrayList<>(); Guid userGuid = null; try { if (StringUtils.isNotEmpty(userIdAsString)) { userGuid = Guid.createGuidFromString(userIdAsString); } } catch (IllegalArgumentException e) { log.debug("Could not read User GUID"); } if (userGuid != null) { VdcReturnValueBase loginResult = backend.runInternalAction(VdcActionType.LoginOnBehalf, new LoginOnBehalfParameters(userGuid)); if (!loginResult.getSucceeded()) { <START> throw new RuntimeException("Unable to create session using LoginOnBehalf"); <END> } String engineSessionId = loginResult.getActionReturnValue(); try { VdcQueryReturnValue retVms = backend.runInternalQuery(VdcQueryType.GetAllVmsForUserAndRole, new IdQueryParameters(PredefinedRoles.VM_OPERATOR.getId()), new EngineContext().withSessionId(engineSessionId)); if (retVms != null) { List<VM> vmsList = retVms.getReturnValue(); for (VM vm : vmsList) { Map<String, String> jsonVm = new HashMap<String, String>(); if (vm.getRunOnVds() != null) { VdcQueryReturnValue retValue = backend.runInternalQuery(VdcQueryType.GetVdsByVdsId, new IdQueryParameters(vm.getRunOnVds())); if (retValue != null && retValue.getReturnValue() != null) { VDS vds = (VDS) retValue.getReturnValue(); jsonVm.put("vmid", vm.getId().toString()); jsonVm.put("vmname", vm.getName()); jsonVm.put("host", vds.getHostName()); jsonVm.put("console", "default"); jsonVms.add(jsonVm); } } } } } finally { backend.runInternalAction(VdcActionType.LogoutSession, new VdcActionParametersBase(engineSessionId)); } } return jsonVms; }</code><technical_language>if fail command nicely do action, give error user here, translating msgs</technical_language>

Target:
private List<Map<String, String>> availableConsoles(String userIdAsString) { List<Map<String, String>> jsonVms = new ArrayList<>(); Guid userGuid = null; try { if (StringUtils.isNotEmpty(userIdAsString)) { userGuid = Guid.createGuidFromString(userIdAsString); } } catch (IllegalArgumentException e) { log.debug("Could not read User GUID"); } if (userGuid != null) { VdcReturnValueBase loginResult = backend.runInternalAction(VdcActionType.LoginOnBehalf, new LoginOnBehalfParameters(userGuid)); if (!loginResult.getSucceeded()) { throw new RuntimeException("Unable to create session using LoginOnBehalf"); } String engineSessionId = loginResult.getActionReturnValue(); try { VdcQueryReturnValue retVms = backend.runInternalQuery(VdcQueryType.GetAllVmsForUserAndActionGroup, new GetEntitiesWithPermittedActionParameters(ActionGroup.CONNECT_TO_SERIAL_CONSOLE), new EngineContext().withSessionId(engineSessionId)); if (retVms != null) { List<VM> vmsList = retVms.getReturnValue(); for (VM vm : vmsList) { Map<String, String> jsonVm = new HashMap<String, String>(); if (vm.getRunOnVds() != null) { VdcQueryReturnValue retValue = backend.runInternalQuery(VdcQueryType.GetVdsByVdsId, new IdQueryParameters(vm.getRunOnVds())); if (retValue != null && retValue.getReturnValue() != null) { VDS vds = (VDS) retValue.getReturnValue(); jsonVm.put("vmid", vm.getId().toString()); jsonVm.put("vmname", vm.getName()); jsonVm.put("host", vds.getHostName()); jsonVm.put("console", "default"); jsonVms.add(jsonVm); } } } } } finally { backend.runInternalAction(VdcActionType.LogoutSession, new VdcActionParametersBase(engineSessionId)); } } return jsonVms; }