How to use

RequestMethod

in

org.springframework.web.bind.annotation

private boolean isReadOnlyRequest(HttpServletRequest servletRequest) {
  return RequestMethod.GET.name().equalsIgnoreCase(servletRequest.getMethod()) ||
      RequestMethod.HEAD.name().equalsIgnoreCase(servletRequest.getMethod());
}

@Test
public void getMatchingConditionWithEmptyConditions() throws Exception {
  RequestMethodsRequestCondition condition = new RequestMethodsRequestCondition();
  for (RequestMethod method : RequestMethod.values()) {
    if (method != OPTIONS) {
      ServerWebExchange exchange = getExchange(method.name());
      assertNotNull(condition.getMatchingCondition(exchange));
    }
  }
  testNoMatch(condition, OPTIONS);
}

@Override
public boolean supportsParameter(MethodParameter parameter) {
  if (parameter.getGenericParameterType() != java.lang.String.class) {
    return false;
  }
  RequestMapping requestMapping = parameter.getMethod().getAnnotation(RequestMapping.class);
  if (requestMapping != null) {
    RequestMethod[] rms = requestMapping.method();
    if (rms != null) {
      for (RequestMethod rm : rms) {
        if (rm.name().equals(RequestMethod.GET.toString())) {
          return true;
        }
      }
    }
  }
  return false;
}

/**
 * Extract {@link org.springframework.web.bind.annotation.RequestMapping}'s list of {@link RequestMethod}s into an
 * array of {@link String}s.
 * 
 * @param type
 * @param method
 * @return
 */
@Override
public Collection<HttpMethod> getRequestMethod(Class<?> type, Method method) {
  Assert.notNull(type, "Type must not be null!");
  Assert.notNull(method, "Method must not be null!");
  Annotation mergedAnnotation = findMergedAnnotation(method, annotationType);
  Object value = getValue(mergedAnnotation, "method");
  RequestMethod[] requestMethods = (RequestMethod[]) value;
  List<HttpMethod> requestMethodNames = new ArrayList<>();
  for (RequestMethod requestMethod : requestMethods) {
    requestMethodNames.add(HttpMethod.valueOf(requestMethod.toString()));
  }
  return requestMethodNames;
}

public RequestMethod[] getRequestMethods() {
  RequestMethod[] requestMethods = new RequestMethod[this.methods.length];
  for (int i = 0; i < this.methods.length; i++) {
    requestMethods[i] = RequestMethod.valueOf(this.methods[i].name());
  }
  return requestMethods;
}

 @Override
 public void execute(RequestMappingContext context) {
  RequestMethod currentHttpMethod = (RequestMethod) context.get("currentHttpMethod");
  HandlerMethod handlerMethod = context.getHandlerMethod();

  String requestMethod = currentHttpMethod.toString();
  ApiOperation apiOperationAnnotation = handlerMethod.getMethodAnnotation(ApiOperation.class);

  if (apiOperationAnnotation != null && StringUtils.hasText(apiOperationAnnotation.httpMethod())) {
   String apiMethod = apiOperationAnnotation.httpMethod();
   try {
    RequestMethod.valueOf(apiMethod);
    requestMethod = apiMethod;
   } catch (IllegalArgumentException e) {
    log.error("Invalid http method: " + apiMethod + "Valid ones are [" + RequestMethod.values() + "]", e);
   }
  }
  context.put("httpRequestMethod", requestMethod);
 }
}

@Override
public void apply(OperationContext context) {
 Optional<ApiOperation> apiOperationAnnotation = context.findAnnotation(ApiOperation.class);
 if (apiOperationAnnotation.isPresent() && StringUtils.hasText(apiOperationAnnotation.get().httpMethod())) {
  String apiMethod = apiOperationAnnotation.get().httpMethod();
  try {
   RequestMethod.valueOf(apiMethod);
   context.operationBuilder().method(HttpMethod.valueOf(apiMethod));
  } catch (IllegalArgumentException e) {
   log.error("Invalid http method: " + apiMethod + "Valid ones are [" + RequestMethod.values() + "]", e);
  }
 }
}

private void apiHandle ( PermissionResourceForm form , PermissionResource resource ) {
  if ( Objects.equals( resource.getResourceType().getValue() , ResourceType.API.getValue() ) ) {
    final Set< String > methods = Stream.of( RequestMethod.values() )
                      .map( RequestMethod::name )
                      .collect( Collectors.toSet() );
    for ( String method : form.getResourceApiUriMethods() ) {
      AssertUtils.isTrue( ! methods.contains( method ) , "操作失败,resourceApiUriMethods格式不正确" );
    }
    resource.setResourceApiUriMethods(
        form.getResourceApiUriMethods()
          .parallelStream()
          .collect( Collectors.joining( "," ) )
    );
    // 接口类型处理
    // + 接口类型权限资源, 这两个字段不能为空 -> resourceApiUri  resourceApiUriMethods
    AssertUtils.isTrue(
        StringUtils.isBlank( resource.getResourceApiUri() ) ,
        "api类型权限资源,resourceApiUri字段不能为空"
    );
    AssertUtils.isTrue(
        StringUtils.isBlank( resource.getResourceApiUriMethods() ) ,
        "api类型权限资源,resourceApiUriMethods字段不能为空"
    );
  }
}

if (request.getMethod().equalsIgnoreCase(RequestMethod.GET.toString())) {
  return doGet(weixinRequest);
} else if (request.getMethod().equalsIgnoreCase(RequestMethod.POST.toString())) {
  return doPost(weixinRequest);
} else {

private RequestMappingInfo createRequestMappingInfo(WebOperation operation) {
  WebOperationRequestPredicate predicate = operation.getRequestPredicate();
  PatternsRequestCondition patterns = patternsRequestConditionForPattern(
      predicate.getPath());
  RequestMethodsRequestCondition methods = new RequestMethodsRequestCondition(
      RequestMethod.valueOf(predicate.getHttpMethod().name()));
  ConsumesRequestCondition consumes = new ConsumesRequestCondition(
      StringUtils.toStringArray(predicate.getConsumes()));
  ProducesRequestCondition produces = new ProducesRequestCondition(
      StringUtils.toStringArray(predicate.getProduces()));
  return new RequestMappingInfo(null, patterns, methods, null, null, consumes,
      produces, null);
}

@Override
public void apply(OperationContext context) {
 HandlerMethod handlerMethod = context.getHandlerMethod();
 ApiOperation apiOperationAnnotation = handlerMethod.getMethodAnnotation(ApiOperation.class);
 if (apiOperationAnnotation != null && StringUtils.hasText(apiOperationAnnotation.httpMethod())) {
  String apiMethod = apiOperationAnnotation.httpMethod();
  try {
   RequestMethod.valueOf(apiMethod);
   context.operationBuilder().method(apiMethod);
  } catch (IllegalArgumentException e) {
   log.error("Invalid http method: " + apiMethod + "Valid ones are [" + RequestMethod.values() + "]", e);
  }
 }
}

/**
 * Return declared HTTP methods.
 */
public Set<HttpMethod> getAllowedMethods() {
  return this.partialMatches.stream().
      flatMap(m -> m.getInfo().getMethodsCondition().getMethods().stream()).
      map(requestMethod -> HttpMethod.resolve(requestMethod.name())).
      collect(Collectors.toSet());
}

@Test
public void getMatchingConditionWithEmptyConditions() {
  RequestMethodsRequestCondition condition = new RequestMethodsRequestCondition();
  for (RequestMethod method : RequestMethod.values()) {
    if (method != OPTIONS) {
      HttpServletRequest request = new MockHttpServletRequest(method.name(), "");
      assertNotNull(condition.getMatchingCondition(request));
    }
  }
  testNoMatch(condition, OPTIONS);
}

public String httpMethod() {
 return requestMethod.toString();
}

@Override
public RequestMethod getMethod() {
  return RequestMethod.valueOf(request.getMethod());
}

/**
 * Return declared HTTP methods.
 */
public Set<String> getAllowedMethods() {
  Set<String> result = new LinkedHashSet<>();
  for (PartialMatch match : this.partialMatches) {
    for (RequestMethod method : match.getInfo().getMethodsCondition().getMethods()) {
      result.add(method.name());
    }
  }
  return result;
}

String httpMethod = requestMethod.toString().toLowerCase();
Operation operation = parseMethod(method, requestMethod);

private RequestMappingInfo createRequestMappingInfo(WebOperation operation) {
  WebOperationRequestPredicate predicate = operation.getRequestPredicate();
  PatternsRequestCondition patterns = new PatternsRequestCondition(pathPatternParser
      .parse(this.endpointMapping.createSubPath(predicate.getPath())));
  RequestMethodsRequestCondition methods = new RequestMethodsRequestCondition(
      RequestMethod.valueOf(predicate.getHttpMethod().name()));
  ConsumesRequestCondition consumes = new ConsumesRequestCondition(
      StringUtils.toStringArray(predicate.getConsumes()));
  ProducesRequestCondition produces = new ProducesRequestCondition(
      StringUtils.toStringArray(predicate.getProduces()));
  return new RequestMappingInfo(null, patterns, methods, null, null, consumes,
      produces, null);
}

@Nullable
private RequestMethodsRequestCondition matchRequestMethod(@Nullable HttpMethod httpMethod) {
  if (httpMethod != null) {
    for (RequestMethod method : getMethods()) {
      if (httpMethod.matches(method.name())) {
        return new RequestMethodsRequestCondition(method);
      }
    }
    if (httpMethod == HttpMethod.HEAD && getMethods().contains(RequestMethod.GET)) {
      return GET_CONDITION;
    }
  }
  return null;
}

@RequestMapping(method = { PUT, DELETE, PATCH, TRACE, OPTIONS })
public void catchAll() {
  // if we hit this controller, it's a 405
  supportedMethods(Sets.newHashSet(GET.toString(), POST.toString()));
}