spring-graphql GreetingController 源码

  • 2022-08-16
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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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