45 lines
1.3 KiB
Java
45 lines
1.3 KiB
Java
/*
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* Copyright 2002-2017 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package sample;
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import java.security.Principal;
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import java.util.Collections;
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import java.util.Map;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.RestController;
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import reactor.core.publisher.Mono;
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/**
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* @author Rob Winch
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* @since 5.0
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*/
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@RestController
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public class HelloUserController {
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@GetMapping("/")
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public Mono<Map<String,String>> hello(Mono<Principal> principal) {
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return principal
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.map(Principal::getName)
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.map(this::helloMessage);
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}
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private Map<String,String> helloMessage(String username) {
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return Collections.singletonMap("message", "Hello " + username + "!");
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}
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}
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