code: private StorageUri getMessageRequestAddress(final OperationContext opContext) throws URISyntaxException,
              StorageException {
          if (this.messageRequestAddress == null) {
              this.messageRequestAddress = PathUtility.appendPathToUri(this.getTransformedAddress(opContext),
                      QueueConstants.MESSAGES);
          }
  
          return this.messageRequestAddress;
      }
docs: Get the message request base address (Used internally only).
  
  @return The message request <code>URI</code>.
  
  @throws URISyntaxException
  If the resource URI is invalid.
  @throws StorageException