spring-graphql GreetingController 源码
spring-graphql GreetingController 代码
文件路径：/samples/webmvc-http/src/main/java/io/spring/sample/graphql/greeting/GreetingController.java
/*
* Copyright 2002-2021 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.spring.sample.graphql.greeting;
import org.springframework.graphql.data.method.annotation.QueryMapping;
import org.springframework.stereotype.Controller;
import org.springframework.web.context.request.RequestAttributes;
import org.springframework.web.context.request.RequestContextHolder;
import static org.springframework.web.context.request.RequestAttributes.SCOPE_REQUEST;
@Controller
public class GreetingController {
@QueryMapping
public String greeting() {
RequestAttributes attributes = RequestContextHolder.getRequestAttributes();
return "Hello " + attributes.getAttribute(RequestAttributeFilter.NAME_ATTRIBUTE, SCOPE_REQUEST);
}
}
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