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WebFlux 客户端负载 - WebClient

WebFlux - WebClient

webclient负载均衡

一般的,定义 webclient使用负载均衡:

@Bean
@LoadBalanced
public WebClient.Builder builder(){
    return WebClient.builder();
}

           

webclient负载均衡原理

常用类

在了解负载均衡之前,几个重要的类

  • LoadBalancerWebClientBuilderBeanPostProcessor: @LoadBalanced 自动装配
  • DeferringLoadBalancerExchangeFilterFunction: Deferring,延迟,顾名思义,用于延迟加载LoadBalancerExchangeFilterFunction
  • ExchangeFilterFunction: webclient中的 filter 接口,实现类可以自定义拦截参数
  • ReactorLoadBalancerExchangeFilterFunction: webclient 负载均衡主要实现类
  • LoadBalancerBeanPostProcessorAutoConfiguration: WebClient.Builder自动装配配置类
  • WebClientCustomizer: Webclient.Builder 自定义配置类,如增加filter
  • WebClientAutoConfiguration: webclient 自动装配类

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