@RequestMapping(
      value = ROOT_APPLICATION_COLLECTION_FOR_USER_REQUEST,
      method = {RequestMethod.POST})
  public void rootApplicationCollectionRequest(
      HttpServletRequest request,
      HttpServletResponse response,
      @RequestParam(value = "api", required = false) boolean api)
      throws IOException {

    if (apiRequested(response, api, ROOT_APPLICATION_COLLECTION_FOR_USER_REQUEST)) return;

    com.c9a.buffers.CatalogServiceRequestProtocalBuffer.GetRootApplicationCollectionForUserRequest
        rootApplicationCollectionForUserRequest =
            com.c9a.buffers.CatalogServiceRequestProtocalBuffer
                .GetRootApplicationCollectionForUserRequest.parseFrom(
                GoogleProtoclBufferRequestContentUtils.getContentForRequest(request));

    CatalogCollection rootAplicationCollection =
        catalogService.getRootApplicationCollectionForUser(
            rootApplicationCollectionForUserRequest.getUserId(),
            rootApplicationCollectionForUserRequest.getPartitionId(),
            rootApplicationCollectionForUserRequest.getApplicationName());

    CatalogGPBUtils.generateCatalogCollectionResponseProtoBuf(
            com.c9a.buffers.CatalogServiceResponseProtocalBuffer.ResponseCode.SUCCESS,
            "",
            rootAplicationCollection)
        .build()
        .writeTo(response.getOutputStream());
    return;
  }
  @RequestMapping(
      value = GET_COLLECTION_REQUEST,
      method = {RequestMethod.POST})
  public void getCollection(
      HttpServletRequest request,
      HttpServletResponse response,
      @RequestParam(value = "api", required = false) boolean api)
      throws IOException {

    if (apiRequested(response, api, GET_COLLECTION_REQUEST)) return;

    com.c9a.buffers.CatalogServiceRequestProtocalBuffer.GetCollectionRequest collectionRequest =
        com.c9a.buffers.CatalogServiceRequestProtocalBuffer.GetCollectionRequest.parseFrom(
            GoogleProtoclBufferRequestContentUtils.getContentForRequest(request));

    try {
      CatalogCollection catalogCollection =
          catalogService.getCollection(
              collectionRequest.getUserId(),
              collectionRequest.getPartitionId(),
              collectionRequest.getUniqueId());
      CatalogGPBUtils.generateCatalogCollectionResponseProtoBuf(
              com.c9a.buffers.CatalogServiceResponseProtocalBuffer.ResponseCode.SUCCESS,
              "",
              catalogCollection)
          .build()
          .writeTo(response.getOutputStream());
      return;
    } catch (CollectionNotFoundException e) {
      CatalogGPBUtils.generateCatalogCollectionResponseProtoBufError(
              com.c9a.buffers.CatalogServiceResponseProtocalBuffer.ResponseCode
                  .COLLECTION_NOT_FOUND,
              "The collection was not found with the give unique id : "
                  + collectionRequest.getUniqueId())
          .build()
          .writeTo(response.getOutputStream());
      return;
    }
  }
  @RequestMapping(
      value = MODIFY_COLLECTION_REQUEST,
      method = {RequestMethod.POST})
  public void modifyCollection(
      HttpServletRequest request,
      HttpServletResponse response,
      @RequestParam(value = "api", required = false) boolean api)
      throws IOException {

    if (apiRequested(response, api, MODIFY_COLLECTION_REQUEST)) return;

    com.c9a.buffers.CatalogServiceRequestProtocalBuffer.ModifyCatalogCollectionRequest
        modifyCollectionRequest =
            com.c9a.buffers.CatalogServiceRequestProtocalBuffer.ModifyCatalogCollectionRequest
                .parseFrom(GoogleProtoclBufferRequestContentUtils.getContentForRequest(request));
    try {
      CatalogCollection catalogCollection =
          catalogService.modifyCollection(
              modifyCollectionRequest.getUserId(),
              modifyCollectionRequest.getPartitionId(),
              modifyCollectionRequest.getCollectionUniqueId(),
              modifyCollectionRequest.getCollectionName(),
              modifyCollectionRequest.getParentCollectionUniqueId(),
              createPermissionListFromProtoBufEnumList(
                  modifyCollectionRequest.getPermissionsList()),
              createNewMap(modifyCollectionRequest.getAttributesList()));
      CatalogGPBUtils.generateCatalogCollectionResponseProtoBuf(
              com.c9a.buffers.CatalogServiceResponseProtocalBuffer.ResponseCode.SUCCESS,
              "",
              catalogCollection)
          .build()
          .writeTo(response.getOutputStream());
      return;
    } catch (CollectionNotFoundException e) {
      CatalogGPBUtils.generateResponseProtoBuf(
              com.c9a.buffers.CatalogServiceResponseProtocalBuffer.ResponseCode
                  .COLLECTION_NOT_FOUND,
              "The collection can not be found with unique id : "
                  + modifyCollectionRequest.getCollectionUniqueId())
          .build()
          .writeTo(response.getOutputStream());
      return;
    } catch (CollectionModificationException e) {
      CatalogGPBUtils.generateResponseProtoBuf(
              com.c9a.buffers.CatalogServiceResponseProtocalBuffer.ResponseCode
                  .COLLECTION_CAN_NOT_BE_MODIFIED,
              "You do not have the needed permissions to modify this collection.")
          .build()
          .writeTo(response.getOutputStream());
      return;
    } catch (InvalidCatalogNameException e) {
      CatalogGPBUtils.generateResponseProtoBuf(
              com.c9a.buffers.CatalogServiceResponseProtocalBuffer.ResponseCode
                  .CATALOG_NAME_INVALID,
              "You can not store the name \""
                  + modifyCollectionRequest.getCollectionName()
                  + "\" in the catalog.")
          .build()
          .writeTo(response.getOutputStream());
      return;
    }
  }
  @RequestMapping(
      value = ADD_COLLECTION_REQUEST,
      method = {RequestMethod.POST})
  public void addCollection(
      HttpServletRequest request,
      HttpServletResponse response,
      @RequestParam(value = "api", required = false) boolean api)
      throws IOException {

    if (apiRequested(response, api, ADD_COLLECTION_REQUEST)) return;

    com.c9a.buffers.CatalogServiceRequestProtocalBuffer.AddCollectionRequest
        addNewCollectionRequest =
            com.c9a.buffers.CatalogServiceRequestProtocalBuffer.AddCollectionRequest.parseFrom(
                GoogleProtoclBufferRequestContentUtils.getContentForRequest(request));

    try {
      Set<Long> permissions =
          createPermissionListFromProtoBufEnumList(addNewCollectionRequest.getPermissionsList());
      Map<String, String> attributes = createNewMap(addNewCollectionRequest.getAttributesList());
      CatalogCollection catalogCollection =
          catalogService.addCollection(
              addNewCollectionRequest.getUserId(),
              addNewCollectionRequest.getPartitionId(),
              addNewCollectionRequest.getCollectionName(),
              addNewCollectionRequest.getParentCatalogCollectionId(),
              permissions,
              attributes);
      CatalogGPBUtils.generateCatalogCollectionResponseProtoBuf(
              com.c9a.buffers.CatalogServiceResponseProtocalBuffer.ResponseCode.SUCCESS,
              "",
              catalogCollection)
          .build()
          .writeTo(response.getOutputStream());
      return;
    } catch (CollectionNotFoundException e) {
      CatalogGPBUtils.generateCatalogCollectionResponseProtoBufError(
              com.c9a.buffers.CatalogServiceResponseProtocalBuffer.ResponseCode
                  .COLLECTION_NOT_FOUND,
              "The parent collection was not found with the give unique id : "
                  + addNewCollectionRequest.getParentCatalogCollectionId())
          .build()
          .writeTo(response.getOutputStream());
      return;
    } catch (CollectionModificationException e) {
      CatalogGPBUtils.generateCatalogCollectionResponseProtoBufError(
              com.c9a.buffers.CatalogServiceResponseProtocalBuffer.ResponseCode
                  .COLLECTION_CAN_NOT_BE_MODIFIED,
              "The parent collection with unique id : "
                  + addNewCollectionRequest.getParentCatalogCollectionId()
                  + " can not be modified : ")
          .build()
          .writeTo(response.getOutputStream());
      return;
    } catch (InvalidCatalogNameException e) {
      CatalogGPBUtils.generateCatalogCollectionResponseProtoBufError(
              com.c9a.buffers.CatalogServiceResponseProtocalBuffer.ResponseCode
                  .CATALOG_NAME_INVALID,
              "The supplied name is not valid for the catalog")
          .build()
          .writeTo(response.getOutputStream());
      return;
    }
  }