Github user imesh commented on a diff in the pull request: https://github.com/apache/stratos/pull/296#discussion_r29760431 --- Diff: components/org.apache.stratos.rest.endpoint/src/main/java/org/apache/stratos/rest/endpoint/api/StratosApiV41Utils.java --- @@ -980,50 +981,41 @@ public static void addServiceGroup(GroupBean serviceGroupDefinition) throws Rest List<String> groupNames; String[] cartridgeGroupNames; - // if any cartridges are specified in the group, they should be already deployed - if (serviceGroupDefinition.getCartridges() != null) { + if (log.isDebugEnabled()) { + log.debug("checking cartridges in cartridge group " + serviceGroupDefinition.getName()); + } - if (log.isDebugEnabled()) { - log.debug("checking cartridges in cartridge group " + serviceGroupDefinition.getName()); - } + findCartridgesInGroupBean(serviceGroupDefinition, cartridgeTypes); - findCartridgesInGroupBean(serviceGroupDefinition, cartridgeTypes); + //validate the group definition to check if cartridges duplicate in any groups defined + validateCartridgeDuplicationInGroupDefinition(serviceGroupDefinition); - Set<String> duplicates = findDuplicates(cartridgeTypes); - if (duplicates.size() > 0) { - StringBuilder duplicatesOutput = new StringBuilder(); - for (String dup : duplicates) { - duplicatesOutput.append(dup).append(" "); - } - if (log.isDebugEnabled()) { - log.debug("duplicate cartridges defined: " + duplicatesOutput.toString()); - } - throw new RestAPIException("Invalid Service Group definition, duplicate cartridges defined:" + - duplicatesOutput.toString()); - } + //validate the group definition to check if groups duplicate in any groups and + //validate the group definition to check for cyclic group behaviour + validateGroupDuplicationInGroupDefinition(serviceGroupDefinition, new ArrayList<String>()); - CloudControllerServiceClient ccServiceClient = getCloudControllerServiceClient(); + CloudControllerServiceClient ccServiceClient = getCloudControllerServiceClient(); - cartridgeNames = new String[cartridgeTypes.size()]; - int i = 0; - for (String cartridgeType : cartridgeTypes) { - try { - if (ccServiceClient.getCartridge(cartridgeType) == null) { - // cartridge is not deployed, can't continue - log.error("Invalid cartridge found in cartridge group " + cartridgeType); - throw new RestAPIException("No Cartridge Definition found with type " + cartridgeType); - } else { - cartridgeNames[i] = cartridgeType; - i++; - } - } catch (RemoteException e) { - throw new RestAPIException(e); - } catch (CloudControllerServiceCartridgeNotFoundExceptionException e) { - throw new RestAPIException(e); + cartridgeNames = new String[cartridgeTypes.size()]; + int j = 0; + for (String cartridgeType : cartridgeTypes) { + try { + if (ccServiceClient.getCartridge(cartridgeType) == null) { + // cartridge is not deployed, can't continue + log.error("Invalid cartridge found in cartridge group " + cartridgeType); + throw new RestAPIException("No Cartridge Definition found with type " + cartridgeType); + } else { + cartridgeNames[j] = cartridgeType; + j++; } + } catch (RemoteException e) { + throw new RestAPIException(e); --- End diff -- It might be better to add a descriptive error message to this exception rather than directly wrapping the RemoteException in RestAPIException.
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