CustomerController.java 文件源码

/**
 * Get customer using id. Returns HTTP 404 if customer not found
 *
 * @param customerId a {@link java.lang.Long} object.
 * @return retrieved customer
 * @throws com.poc.restfulpoc.exception.EntityNotFoundException if any.
 */
@GetMapping(value = "/rest/customers/{customerId}", produces = {
        MediaType.APPLICATION_JSON_VALUE, MediaType.APPLICATION_XML_VALUE })
public ResponseEntity<Customer> getCustomer(
        @PathVariable("customerId") @NotBlank Long customerId)
        throws EntityNotFoundException {
    log.info("Fetching Customer with id {}", customerId);
    final Customer user = customerService.getCustomer(customerId);
    if (user == null) {
        log.error("Customer with id {} not found", customerId);
        return new ResponseEntity<>(HttpStatus.NOT_FOUND);
    }
    return new ResponseEntity<>(user, HttpStatus.OK);
}