Filter Factory, is responsible for creating the corresponding filter
RouteToRequestUrlFilter: Get the route exchange from ginseng, the requestUrl splicing, and this property is set to the exchange of requestUrl
ReactiveLoadBalancerClientFilter: obtaining a service instance, and then parse the uri from the exchange, the splicing requestUrl, provided to the property
ForwardRoutingFilter: forward routing gateway filters. Based on forward:// prefix (Scheme) filtering, the gateway forwards the request to the current instance of a local interface.
WebClientHttpRoutingFilter
WebClientWriteResponseFilter, and WebClientHttpRoutingFilter paired gateway filters. It will WebClientWriteResponseFilter Http request to the back-end services in response to write back to the client.
1. Obtain the property exchange properties requestUrl
2. If the route has been passed, request or not http, https, and the remainder of the filter directly operated filter
3. No route before, had set the route identifier
4. Get request from the exchange, and then obtaining httpMethod
5. The method according to requestBodySpec constructed and url, headers
6. Continue to build headersSpec
7. initiates a request for backend services, and acquisition response Response, the result status code configured
8. Continue other filters filter
