Code examples

 
select — query
// Check if the name the user wants to create
// already exist in the parent container.
std::shared_ptr<QueryDelegate> queryDelegate =  std::make_shared<QueryDelegate>();
cbe::QueryResult::ItemsSnapshot resultSet;
// My top root container to be used as parent - home://
// in which to create the new sub-container
cbe::Container parentContainer = cloudBackend.account().rootContainer();
 
cloudBackend.query(parentContainer.id(), queryDelegate);
// Wait until the delegate has received a response from the cloud service.
queryDelegate->waitForRsp();
 
// Check if error
if (queryDelegate->errorInfo) {
  // Yes, error...
  std::cout << "Warning: Query failed!" << std::endl;
  std::cout << "errorInfo = " << queryDelegate->errorInfo << std::endl;
  std::cout << "Exiting." << std::endl;
  cloudBackend.terminate();
  return 3; // Bail out - Due to failed query
} else {
  resultSet = queryDelegate->queryResult.getItemsSnapshot();
  std::cout << "after getItemsSnapshot"  << std::endl;
  // Look through the parent container to check
  // if the name has already been used.
  for (cbe::Item& item : resultSet) {
    // std::cout << item.name() << std::endl;
    if (item.name() == containerName) {
      std::cout << "Warning: Container already exists! "
                << item.name()
                << " (" << item.id() << ")"
                << std::endl;
      std::cout << "Exiting." << std::endl;
      cloudBackend.terminate();
      return 2;
    }
  }
}

 
insert — store object
// Define which file to upload from the local system.
std::shared_ptr<UploadDelegate> uploadDelegate = std::make_shared<UploadDelegate>();
std::string fileName = "w2.xml";
std::string filePath = "Upload_files/";
 
// Upload the file to the newly created container.
newContainer.upload(fileName, filePath, uploadDelegate);
// Wait until the delegate has received a response from the cloud service.
uploadDelegate->waitForRsp();
 
// Check if error
if (uploadDelegate->errorInfo) {
    // Yes, error...
    std::cout << "Warning: Upload failed!" << std::endl;
    std::cout << "errorInfo = " << uploadDelegate->errorInfo << std::endl;
    std::cout << "Exiting." << std::endl;
}