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申明路由器函數(shù)報(bào)錯(cuò)

如下，申明RouterFunction路由器函數(shù)時(shí)報(bào)錯(cuò)，信息是cannot?resolve?symbol?RouterFunction,請(qǐng)問(wèn)有大神知道為什么嗎？
public?RouterFunction<ServletResponse>?personFindAll(UserRepository?userRepository){
????Collection<User>?users?=?userRepository.findAll();
????}

laura101

2019-01-07

源自：Spring Boot 2.0深度實(shí)踐-初遇Spring Boot 2-4

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慕無(wú)忌8153878
2019-01-15

import?org.springframework.web.reactive.function.server.*;

可能是沒(méi)有導(dǎo)入這個(gè)包，RouterFunction接口在這個(gè)包下

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慕無(wú)忌8153878
2019-01-07

@Bean
@Autowired??//方法注入
public?RouterFunction<ServerResponse>?personFindAll(UserRepository?userRepository){
????return?RouterFunctions.route(RequestPredicates.GET("/person/find/all"),
????????????request?->{
????????Collection<User>?users?=?userRepository.findAll();
????????Flux<User>?userFlux?=?Flux.fromIterable(users);
????????return?ServerResponse.ok().body(userFlux,User.class);
????});
}