code: private String getBinaryServletMapping() {
  		String binaryServletMapping = null;
  		// Retrieve binary servlet mapping from the binary resource handler
  		BinaryResourcesHandler binaryRsHandler = (BinaryResourcesHandler) config.getContext()
  				.getAttribute(JawrConstant.BINARY_CONTEXT_ATTRIBUTE);
  		if (binaryRsHandler != null) {
  			binaryServletMapping = binaryRsHandler.getConfig().getServletMapping();
  		}
  		return binaryServletMapping;
  	}
docs: Retrieves the binary servlet mapping
  
  @return the binary servlet mapping or null if it doesn't exist