java.lang.Object
- org.springframework.web.reactive.function.server.RequestPredicates

```
public abstract class RequestPredicates
extends Object
```
Implementations of RequestPredicate that implement various useful request matching operations, such as matching based on path, HTTP method, etc.
从以下版本开始:
5.0
作者:
Arjen Poutsma

嵌套类概要
嵌套类
修饰符和类型类说明
static interface RequestPredicates.Visitor
Receives notifications from the logical structure of request predicates.

构造器概要
构造器
构造器说明
RequestPredicates()

方法概要

所有方法静态方法具体方法
修饰符和类型	方法	说明
`static RequestPredicate`	`accept(MediaType... mediaTypes)`	Return a `RequestPredicate` that tests if the request's accept header is compatible with any of the given media types.
`static RequestPredicate`	`all()`	Return a `RequestPredicate` that always matches.
`static RequestPredicate`	`contentType(MediaType... mediaTypes)`	Return a `RequestPredicate` that tests if the request's content type is included by any of the given media types.
`static RequestPredicate`	`DELETE(String pattern)`	Return a `RequestPredicate` that matches if request's HTTP method is `DELETE` and the given `pattern` matches against the request path.
`static RequestPredicate`	`GET(String pattern)`	Return a `RequestPredicate` that matches if request's HTTP method is `GET` and the given `pattern` matches against the request path.
`static RequestPredicate`	`HEAD(String pattern)`	Return a `RequestPredicate` that matches if request's HTTP method is `HEAD` and the given `pattern` matches against the request path.
`static RequestPredicate`	`headers(Predicate<ServerRequest.Headers> headersPredicate)`	Return a `RequestPredicate` that tests the request's headers against the given headers predicate.
`static RequestPredicate`	`method(HttpMethod httpMethod)`	Return a `RequestPredicate` that matches if the request's HTTP method is equal to the given method.
`static RequestPredicate`	`methods(HttpMethod... httpMethods)`	Return a `RequestPredicate` that matches if the request's HTTP method is equal to one the of the given methods.
`static RequestPredicate`	`OPTIONS(String pattern)`	Return a `RequestPredicate` that matches if request's HTTP method is `OPTIONS` and the given `pattern` matches against the request path.
`static RequestPredicate`	`PATCH(String pattern)`	Return a `RequestPredicate` that matches if request's HTTP method is `PATCH` and the given `pattern` matches against the request path.
`static RequestPredicate`	`path(String pattern)`	Return a `RequestPredicate` that tests the request path against the given path pattern.
`static RequestPredicate`	`pathExtension(String extension)`	Return a `RequestPredicate` that matches if the request's path has the given extension.
`static RequestPredicate`	`pathExtension(Predicate<String> extensionPredicate)`	Return a `RequestPredicate` that matches if the request's path matches the given predicate.
`static Function<String,RequestPredicate>`	`pathPredicates(PathPatternParser patternParser)`	Return a function that creates new path-matching `RequestPredicates` from pattern Strings using the given `PathPatternParser`.
`static RequestPredicate`	`POST(String pattern)`	Return a `RequestPredicate` that matches if request's HTTP method is `POST` and the given `pattern` matches against the request path.
`static RequestPredicate`	`PUT(String pattern)`	Return a `RequestPredicate` that matches if request's HTTP method is `PUT` and the given `pattern` matches against the request path.
`static RequestPredicate`	`queryParam(String name, String value)`	Return a `RequestPredicate` that matches if the request's query parameter of the given name has the given value.
`static RequestPredicate`	`queryParam(String name, Predicate<String> predicate)`	Return a `RequestPredicate` that tests the request's query parameter of the given name against the given predicate.

从类继承的方法 java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- 构造器详细资料
  - RequestPredicates
```
public RequestPredicates()
```
- 方法详细资料
  - all
```
public static RequestPredicate all()
```
    Return a RequestPredicate that always matches.
    返回:
    a predicate that always matches
  - method
```
public static RequestPredicate method(HttpMethod httpMethod)
```
    Return a RequestPredicate that matches if the request's HTTP method is equal to the given method.
    参数:
    httpMethod - the HTTP method to match against
    返回:
    a predicate that tests against the given HTTP method
  - methods
```
public static RequestPredicate methods(HttpMethod... httpMethods)
```
    Return a RequestPredicate that matches if the request's HTTP method is equal to one the of the given methods.
    参数:
    httpMethods - the HTTP methods to match against
    返回:
    a predicate that tests against the given HTTP methods
    从以下版本开始:
    5.1
  - path
```
public static RequestPredicate path(String pattern)
```
    Return a RequestPredicate that tests the request path against the given path pattern.
    参数:
    pattern - the pattern to match to
    返回:
    a predicate that tests against the given path pattern
  - pathPredicates
```
public static Function<String,RequestPredicate> pathPredicates(PathPatternParser patternParser)
```
    Return a function that creates new path-matching RequestPredicates from pattern Strings using the given PathPatternParser.
    This method can be used to specify a non-default, customized PathPatternParser when resolving path patterns.
    参数:
    patternParser - the parser used to parse patterns given to the returned function
    返回:
    a function that resolves a pattern String into a path-matching RequestPredicates instance
  - headers
```
public static RequestPredicate headers(Predicate<ServerRequest.Headers> headersPredicate)
```
    Return a RequestPredicate that tests the request's headers against the given headers predicate.
    参数:
    headersPredicate - a predicate that tests against the request headers
    返回:
    a predicate that tests against the given header predicate
  - contentType
```
public static RequestPredicate contentType(MediaType... mediaTypes)
```
    Return a RequestPredicate that tests if the request's content type is included by any of the given media types.
    参数:
    mediaTypes - the media types to match the request's content type against
    返回:
    a predicate that tests the request's content type against the given media types
  - accept
```
public static RequestPredicate accept(MediaType... mediaTypes)
```
    Return a RequestPredicate that tests if the request's accept header is compatible with any of the given media types.
    参数:
    mediaTypes - the media types to match the request's accept header against
    返回:
    a predicate that tests the request's accept header against the given media types
  - GET
```
public static RequestPredicate GET(String pattern)
```
    Return a RequestPredicate that matches if request's HTTP method is GET and the given pattern matches against the request path.
    参数:
    pattern - the path pattern to match against
    返回:
    a predicate that matches if the request method is GET and if the given pattern matches against the request path
  - HEAD
```
public static RequestPredicate HEAD(String pattern)
```
    Return a RequestPredicate that matches if request's HTTP method is HEAD and the given pattern matches against the request path.
    参数:
    pattern - the path pattern to match against
    返回:
    a predicate that matches if the request method is HEAD and if the given pattern matches against the request path
  - POST
```
public static RequestPredicate POST(String pattern)
```
    Return a RequestPredicate that matches if request's HTTP method is POST and the given pattern matches against the request path.
    参数:
    pattern - the path pattern to match against
    返回:
    a predicate that matches if the request method is POST and if the given pattern matches against the request path
  - PUT
```
public static RequestPredicate PUT(String pattern)
```
    Return a RequestPredicate that matches if request's HTTP method is PUT and the given pattern matches against the request path.
    参数:
    pattern - the path pattern to match against
    返回:
    a predicate that matches if the request method is PUT and if the given pattern matches against the request path
  - PATCH
```
public static RequestPredicate PATCH(String pattern)
```
    Return a RequestPredicate that matches if request's HTTP method is PATCH and the given pattern matches against the request path.
    参数:
    pattern - the path pattern to match against
    返回:
    a predicate that matches if the request method is PATCH and if the given pattern matches against the request path
  - DELETE
```
public static RequestPredicate DELETE(String pattern)
```
    Return a RequestPredicate that matches if request's HTTP method is DELETE and the given pattern matches against the request path.
    参数:
    pattern - the path pattern to match against
    返回:
    a predicate that matches if the request method is DELETE and if the given pattern matches against the request path
  - OPTIONS
```
public static RequestPredicate OPTIONS(String pattern)
```
    Return a RequestPredicate that matches if request's HTTP method is OPTIONS and the given pattern matches against the request path.
    参数:
    pattern - the path pattern to match against
    返回:
    a predicate that matches if the request method is OPTIONS and if the given pattern matches against the request path
  - pathExtension
```
public static RequestPredicate pathExtension(String extension)
```
    Return a RequestPredicate that matches if the request's path has the given extension.
    参数:
    extension - the path extension to match against, ignoring case
    返回:
    a predicate that matches if the request's path has the given file extension
  - pathExtension
```
public static RequestPredicate pathExtension(Predicate<String> extensionPredicate)
```
    Return a RequestPredicate that matches if the request's path matches the given predicate.
    参数:
    extensionPredicate - the predicate to test against the request path extension
    返回:
    a predicate that matches if the given predicate matches against the request's path file extension
  - queryParam
```
public static RequestPredicate queryParam(String name,
                                          String value)
```
    Return a RequestPredicate that matches if the request's query parameter of the given name has the given value.
    参数:
    name - the name of the query parameter to test against
    value - the value of the query parameter to test against
    返回:
    a predicate that matches if the query parameter has the given value
    从以下版本开始:
    5.0.7
    另请参阅:
    ServerRequest.queryParam(String)
  - queryParam
```
public static RequestPredicate queryParam(String name,
                                          Predicate<String> predicate)
```
    Return a RequestPredicate that tests the request's query parameter of the given name against the given predicate.
    参数:
    name - the name of the query parameter to test against
    predicate - the predicate to test against the query parameter value
    返回:
    a predicate that matches the given predicate against the query parameter of the given name
    另请参阅:
    ServerRequest.queryParam(String)

类 RequestPredicates

嵌套类概要

构造器概要

方法概要

从类继承的方法 java.lang.Object

构造器详细资料

RequestPredicates

方法详细资料

all

method

methods

path

pathPredicates

headers

contentType

accept

GET

HEAD

POST

PUT

PATCH

DELETE

OPTIONS

pathExtension

pathExtension

queryParam

queryParam